diff --git a/examples/relational/other_grants.php b/examples/relational/other_grants.php
new file mode 100644
index 00000000..6b399ebd
--- /dev/null
+++ b/examples/relational/other_grants.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace OAuth2Server\RelationalExample;
+
+use \Orno\Http\Request;
+use \Orno\Http\Response;
+use \Orno\Http\JsonResponse;
+use \Orno\Http\Exception\MethodNotAllowedException;
+
+use Illuminate\Database\Capsule\Manager as Capsule;
+
+// use \League\OAuth2\Server\Exception;
+use \RelationalExample\Storage;
+use \RelationalExample\Model;
+
+include __DIR__.'/vendor/autoload.php';
+
+// Routing setup
+$router = new \Orno\Route\RouteCollection;
+
+// Set up the OAuth 2.0 resource server
+$server = new \League\OAuth2\Server\AuthorizationServer;
+$server->setSessionStorage(new Storage\SessionStorage);
+$server->setAccessTokenStorage(new Storage\AccessTokenStorage);
+$server->setRefreshTokenStorage(new Storage\RefreshTokenStorage);
+$server->setClientStorage(new Storage\ClientStorage);
+$server->setScopeStorage(new Storage\ScopeStorage);
+$server->setAuthCodeStorage(new Storage\AuthCodeStorage);
+
+$clientCredentials = new \League\OAuth2\Server\Grant\ClientCredentialsGrant();
+$server->addGrantType($clientCredentials);
+$passwordGrant = new \League\OAuth2\Server\Grant\PasswordGrant();
+$server->addGrantType($passwordGrant);
+$refrehTokenGrant = new \League\OAuth2\Server\Grant\RefreshTokenGrant();
+$server->addGrantType($refrehTokenGrant);
+
+$request = (new Request)->createFromGlobals();
+$server->setRequest($request);
+
+$router->post('/access_token', function (Request $request) use ($server) {
+
+    try {
+
+        $response = $server->issueAccessToken();
+        return new Response(json_encode($response), 200);
+
+    } catch (\Exception $e) {
+
+        return new Response(
+            json_encode([
+                'error'     =>  $e->errorType,
+                'message'   =>  $e->getMessage()
+            ]),
+            $e->httpStatusCode,
+            $e->getHttpHeaders()
+        );
+
+    }
+
+});
+
+$dispatcher = $router->getDispatcher();
+$response = $dispatcher->dispatch($request->getMethod(), $request->getPathInfo());
+$response->send();
diff --git a/tests/_support/AuthHelper.php b/tests/_support/AuthHelper.php
new file mode 100644
index 00000000..f682841b
--- /dev/null
+++ b/tests/_support/AuthHelper.php
@@ -0,0 +1,22 @@
+<?php
+namespace Codeception\Module;
+
+// here you can define custom actions
+// all public methods declared in helper class will be available in $I
+
+class AuthHelper extends \Codeception\Module
+{
+    function seeJsonKeyExists($key)
+    {
+        $json = $this->getModule('REST')->grabResponse();
+        $array = json_decode($json);
+        $this->assertTrue(array_key_exists($key, $array));
+    }
+
+    function seeJsonKeyDoesNotExists($key)
+    {
+        $json = $this->getModule('REST')->grabResponse();
+        $array = json_decode($json);
+        $this->assertFalse(array_key_exists($key, $array));
+    }
+}
\ No newline at end of file
diff --git a/tests/auth.suite.yml b/tests/auth.suite.yml
new file mode 100644
index 00000000..6e8760cc
--- /dev/null
+++ b/tests/auth.suite.yml
@@ -0,0 +1,8 @@
+class_name: AuthTester
+modules:
+    enabled: [PhpBrowser, REST, AuthHelper]
+    config:
+      PhpBrowser:
+          url: http://localhost:8000/
+      REST:
+          url: http://localhost:8000/
\ No newline at end of file
diff --git a/tests/auth/AuthCodeCept.php b/tests/auth/AuthCodeCept.php
new file mode 100644
index 00000000..fe9136b8
--- /dev/null
+++ b/tests/auth/AuthCodeCept.php
@@ -0,0 +1,24 @@
+<?php
+$I = new AuthTester($scenario);
+$I->wantTo('get an access token with an authorization code');
+$I->sendGET('authcode_grant.php/authorize?client_id=testclient&redirect_uri=http%3A%2F%2Fexample.com%2Fredirect&response_type=code&scope=basic');
+$I->seeResponseCodeIs(200);
+$I->seeHttpHeader('Location');
+
+$location = $I->grabHttpHeader('Location');
+$urlParts = parse_url($location);
+parse_str($urlParts['query'], $queryString);
+
+$I->sendPOST('authcode_grant.php/access_token', [
+    'client_id'     => 'testclient',
+    'redirect_uri'  => 'http://example.com/redirect',
+    'client_secret' => 'secret',
+    'code'          => $queryString['code'],
+    'grant_type'    => 'authorization_code'
+]);
+$I->seeResponseCodeIs(200);
+$I->seeResponseIsJson();
+$I->seeJsonKeyExists('expires_in');
+$I->seeJsonKeyExists('access_token');
+$I->seeResponseContainsJson(['token_type' => 'Bearer']);
+$I->seeJsonKeyDoesNotExists('foobar');
\ No newline at end of file
diff --git a/tests/auth/AuthTester.php b/tests/auth/AuthTester.php
new file mode 100644
index 00000000..e2fb6a57
--- /dev/null
+++ b/tests/auth/AuthTester.php
@@ -0,0 +1,2162 @@
+<?php //[STAMP] b4ce2a94b0239e0664ade61295250044
+
+// This class was automatically generated by build task
+// You should not change it manually as it will be overwritten on next build
+// @codingStandardsIgnoreFile
+
+
+use Codeception\Module\PhpBrowser;
+use Codeception\Module\REST;
+use Codeception\Module\AuthHelper;
+
+/**
+ * Inherited Methods
+ * @method void wantToTest($text)
+ * @method void wantTo($text)
+ * @method void execute($callable)
+ * @method void expectTo($prediction)
+ * @method void expect($prediction)
+ * @method void amGoingTo($argumentation)
+ * @method void am($role)
+ * @method void lookForwardTo($achieveValue)
+ * @method void comment($description)
+ * @method void haveFriend($name)
+*/
+class AuthTester extends \Codeception\Actor
+{
+   
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     *
+     * @see \Codeception\Module\PhpBrowser::setHeader()
+     */
+    public function setHeader($header, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('setHeader', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sets 'url' configuration parameter to hosts subdomain.
+     * It does not open a page on subdomain. Use `amOnPage` for that
+     *
+     * ``` php
+     * <?php
+     * // If config is: 'http://mysite.com'
+     * // or config is: 'http://www.mysite.com'
+     * // or config is: 'http://company.mysite.com'
+     *
+     * $I->amOnSubdomain('user');
+     * $I->amOnPage('/');
+     * // moves to http://user.mysite.com/
+     * ?>
+     * ```
+     *
+     * @param $subdomain
+     *
+     * @return mixed
+     * @see \Codeception\Module\PhpBrowser::amOnSubdomain()
+     */
+    public function amOnSubdomain($subdomain) {
+        return $this->scenario->runStep(new \Codeception\Step\Condition('amOnSubdomain', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Low-level API method.
+     * If Codeception commands are not enough, use [Guzzle HTTP Client](http://guzzlephp.org/) methods directly
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->executeInGuzzle(function (\GuzzleHttp\Client $client) {
+     *      $client->get('/get', ['query' => ['foo' => 'bar']]);
+     * });
+     * ?>
+     * ```
+     *
+     * It is not recommended to use this command on a regular basis.
+     * If Codeception lacks important Guzzle Client methods, implement them and submit patches.
+     *
+     * @param callable $function
+     * @see \Codeception\Module\PhpBrowser::executeInGuzzle()
+     */
+    public function executeInGuzzle($function) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('executeInGuzzle', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Adds HTTP authentication via username/password.
+     *
+     * @param $username
+     * @param $password
+     * @see \Codeception\Module\REST::amHttpAuthenticated()
+     */
+    public function amHttpAuthenticated($username, $password) {
+        return $this->scenario->runStep(new \Codeception\Step\Condition('amHttpAuthenticated', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Opens the page.
+     * Requires relative uri as parameter
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * // opens front page
+     * $I->amOnPage('/');
+     * // opens /register page
+     * $I->amOnPage('/register');
+     * ?>
+     * ```
+     *
+     * @param $page
+     * @see \Codeception\Lib\InnerBrowser::amOnPage()
+     */
+    public function amOnPage($page) {
+        return $this->scenario->runStep(new \Codeception\Step\Condition('amOnPage', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Perform a click on link or button.
+     * Link or button are found by their names or CSS selector.
+     * Submits a form if button is a submit type.
+     *
+     * If link is an image it's found by alt attribute value of image.
+     * If button is image button is found by it's value
+     * If link or button can't be found by name they are searched by CSS selector.
+     *
+     * The second parameter is a context: CSS or XPath locator to narrow the search.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * // simple link
+     * $I->click('Logout');
+     * // button of form
+     * $I->click('Submit');
+     * // CSS button
+     * $I->click('#form input[type=submit]');
+     * // XPath
+     * $I->click('//form/*[@type=submit]');
+     * // link in context
+     * $I->click('Logout', '#nav');
+     * // using strict locator
+     * $I->click(['link' => 'Login']);
+     * ?>
+     * ```
+     *
+     * @param $link
+     * @param $context
+     * @see \Codeception\Lib\InnerBrowser::click()
+     */
+    public function click($link, $context = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('click', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Check if current page contains the text specified.
+     * Specify the css selector to match only specific region.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->see('Logout'); // I can suppose user is logged in
+     * $I->see('Sign Up','h1'); // I can suppose it's a signup page
+     * $I->see('Sign Up','//body/h1'); // with XPath
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $selector
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::see()
+     */
+    public function canSee($text, $selector = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('see', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Check if current page contains the text specified.
+     * Specify the css selector to match only specific region.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->see('Logout'); // I can suppose user is logged in
+     * $I->see('Sign Up','h1'); // I can suppose it's a signup page
+     * $I->see('Sign Up','//body/h1'); // with XPath
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $selector
+     * @see \Codeception\Lib\InnerBrowser::see()
+     */
+    public function see($text, $selector = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('see', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Check if current page doesn't contain the text specified.
+     * Specify the css selector to match only specific region.
+     *
+     * Examples:
+     *
+     * ```php
+     * <?php
+     * $I->dontSee('Login'); // I can suppose user is already logged in
+     * $I->dontSee('Sign Up','h1'); // I can suppose it's not a signup page
+     * $I->dontSee('Sign Up','//body/h1'); // with XPath
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $selector
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSee()
+     */
+    public function cantSee($text, $selector = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSee', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Check if current page doesn't contain the text specified.
+     * Specify the css selector to match only specific region.
+     *
+     * Examples:
+     *
+     * ```php
+     * <?php
+     * $I->dontSee('Login'); // I can suppose user is already logged in
+     * $I->dontSee('Sign Up','h1'); // I can suppose it's not a signup page
+     * $I->dontSee('Sign Up','//body/h1'); // with XPath
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $selector
+     * @see \Codeception\Lib\InnerBrowser::dontSee()
+     */
+    public function dontSee($text, $selector = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSee', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if there is a link with text specified.
+     * Specify url to match link with exact this url.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->seeLink('Logout'); // matches <a href="#">Logout</a>
+     * $I->seeLink('Logout','/logout'); // matches <a href="/logout">Logout</a>
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $url
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeLink()
+     */
+    public function canSeeLink($text, $url = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeLink', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if there is a link with text specified.
+     * Specify url to match link with exact this url.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->seeLink('Logout'); // matches <a href="#">Logout</a>
+     * $I->seeLink('Logout','/logout'); // matches <a href="/logout">Logout</a>
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $url
+     * @see \Codeception\Lib\InnerBrowser::seeLink()
+     */
+    public function seeLink($text, $url = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeLink', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if page doesn't contain the link with text specified.
+     * Specify url to narrow the results.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeLink('Logout'); // I suppose user is not logged in
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $url
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeLink()
+     */
+    public function cantSeeLink($text, $url = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeLink', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if page doesn't contain the link with text specified.
+     * Specify url to narrow the results.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeLink('Logout'); // I suppose user is not logged in
+     * ?>
+     * ```
+     *
+     * @param      $text
+     * @param null $url
+     * @see \Codeception\Lib\InnerBrowser::dontSeeLink()
+     */
+    public function dontSeeLink($text, $url = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeLink', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current uri contains a value
+     *
+     * ``` php
+     * <?php
+     * // to match: /home/dashboard
+     * $I->seeInCurrentUrl('home');
+     * // to match: /users/1
+     * $I->seeInCurrentUrl('/users/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeInCurrentUrl()
+     */
+    public function canSeeInCurrentUrl($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeInCurrentUrl', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current uri contains a value
+     *
+     * ``` php
+     * <?php
+     * // to match: /home/dashboard
+     * $I->seeInCurrentUrl('home');
+     * // to match: /users/1
+     * $I->seeInCurrentUrl('/users/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * @see \Codeception\Lib\InnerBrowser::seeInCurrentUrl()
+     */
+    public function seeInCurrentUrl($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeInCurrentUrl', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current uri does not contain a value
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeInCurrentUrl('/users/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeInCurrentUrl()
+     */
+    public function cantSeeInCurrentUrl($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeInCurrentUrl', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current uri does not contain a value
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeInCurrentUrl('/users/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * @see \Codeception\Lib\InnerBrowser::dontSeeInCurrentUrl()
+     */
+    public function dontSeeInCurrentUrl($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeInCurrentUrl', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url is equal to value.
+     * Unlike `seeInCurrentUrl` performs a strict check.
+     *
+     * ``` php
+     * <?php
+     * // to match root url
+     * $I->seeCurrentUrlEquals('/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeCurrentUrlEquals()
+     */
+    public function canSeeCurrentUrlEquals($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeCurrentUrlEquals', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url is equal to value.
+     * Unlike `seeInCurrentUrl` performs a strict check.
+     *
+     * ``` php
+     * <?php
+     * // to match root url
+     * $I->seeCurrentUrlEquals('/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * @see \Codeception\Lib\InnerBrowser::seeCurrentUrlEquals()
+     */
+    public function seeCurrentUrlEquals($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeCurrentUrlEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url is not equal to value.
+     * Unlike `dontSeeInCurrentUrl` performs a strict check.
+     *
+     * ``` php
+     * <?php
+     * // current url is not root
+     * $I->dontSeeCurrentUrlEquals('/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCurrentUrlEquals()
+     */
+    public function cantSeeCurrentUrlEquals($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeCurrentUrlEquals', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url is not equal to value.
+     * Unlike `dontSeeInCurrentUrl` performs a strict check.
+     *
+     * ``` php
+     * <?php
+     * // current url is not root
+     * $I->dontSeeCurrentUrlEquals('/');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCurrentUrlEquals()
+     */
+    public function dontSeeCurrentUrlEquals($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeCurrentUrlEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url is matches a RegEx value
+     *
+     * ``` php
+     * <?php
+     * // to match root url
+     * $I->seeCurrentUrlMatches('~$/users/(\d+)~');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeCurrentUrlMatches()
+     */
+    public function canSeeCurrentUrlMatches($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeCurrentUrlMatches', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url is matches a RegEx value
+     *
+     * ``` php
+     * <?php
+     * // to match root url
+     * $I->seeCurrentUrlMatches('~$/users/(\d+)~');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * @see \Codeception\Lib\InnerBrowser::seeCurrentUrlMatches()
+     */
+    public function seeCurrentUrlMatches($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeCurrentUrlMatches', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url does not match a RegEx value
+     *
+     * ``` php
+     * <?php
+     * // to match root url
+     * $I->dontSeeCurrentUrlMatches('~$/users/(\d+)~');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCurrentUrlMatches()
+     */
+    public function cantSeeCurrentUrlMatches($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeCurrentUrlMatches', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that current url does not match a RegEx value
+     *
+     * ``` php
+     * <?php
+     * // to match root url
+     * $I->dontSeeCurrentUrlMatches('~$/users/(\d+)~');
+     * ?>
+     * ```
+     *
+     * @param $uri
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCurrentUrlMatches()
+     */
+    public function dontSeeCurrentUrlMatches($uri) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeCurrentUrlMatches', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Takes a parameters from current URI by RegEx.
+     * If no url provided returns full URI.
+     *
+     * ``` php
+     * <?php
+     * $user_id = $I->grabFromCurrentUrl('~$/user/(\d+)/~');
+     * $uri = $I->grabFromCurrentUrl();
+     * ?>
+     * ```
+     *
+     * @param null $uri
+     *
+     * @internal param $url
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::grabFromCurrentUrl()
+     */
+    public function grabFromCurrentUrl($uri = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabFromCurrentUrl', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Assert if the specified checkbox is checked.
+     * Use css selector or xpath to match.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->seeCheckboxIsChecked('#agree'); // I suppose user agreed to terms
+     * $I->seeCheckboxIsChecked('#signup_form input[type=checkbox]'); // I suppose user agreed to terms, If there is only one checkbox in form.
+     * $I->seeCheckboxIsChecked('//form/input[@type=checkbox and @name=agree]');
+     * ?>
+     * ```
+     *
+     * @param $checkbox
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeCheckboxIsChecked()
+     */
+    public function canSeeCheckboxIsChecked($checkbox) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeCheckboxIsChecked', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Assert if the specified checkbox is checked.
+     * Use css selector or xpath to match.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->seeCheckboxIsChecked('#agree'); // I suppose user agreed to terms
+     * $I->seeCheckboxIsChecked('#signup_form input[type=checkbox]'); // I suppose user agreed to terms, If there is only one checkbox in form.
+     * $I->seeCheckboxIsChecked('//form/input[@type=checkbox and @name=agree]');
+     * ?>
+     * ```
+     *
+     * @param $checkbox
+     * @see \Codeception\Lib\InnerBrowser::seeCheckboxIsChecked()
+     */
+    public function seeCheckboxIsChecked($checkbox) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeCheckboxIsChecked', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Assert if the specified checkbox is unchecked.
+     * Use css selector or xpath to match.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeCheckboxIsChecked('#agree'); // I suppose user didn't agree to terms
+     * $I->seeCheckboxIsChecked('#signup_form input[type=checkbox]'); // I suppose user didn't check the first checkbox in form.
+     * ?>
+     * ```
+     *
+     * @param $checkbox
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCheckboxIsChecked()
+     */
+    public function cantSeeCheckboxIsChecked($checkbox) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeCheckboxIsChecked', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Assert if the specified checkbox is unchecked.
+     * Use css selector or xpath to match.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeCheckboxIsChecked('#agree'); // I suppose user didn't agree to terms
+     * $I->seeCheckboxIsChecked('#signup_form input[type=checkbox]'); // I suppose user didn't check the first checkbox in form.
+     * ?>
+     * ```
+     *
+     * @param $checkbox
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCheckboxIsChecked()
+     */
+    public function dontSeeCheckboxIsChecked($checkbox) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeCheckboxIsChecked', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that an input field or textarea contains value.
+     * Field is matched either by label or CSS or Xpath
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->seeInField('Body','Type your comment here');
+     * $I->seeInField('form textarea[name=body]','Type your comment here');
+     * $I->seeInField('form input[type=hidden]','hidden_value');
+     * $I->seeInField('#searchform input','Search');
+     * $I->seeInField('//form/*[@name=search]','Search');
+     * $I->seeInField(['name' => 'search'], 'Search');
+     * ?>
+     * ```
+     *
+     * @param $field
+     * @param $value
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeInField()
+     */
+    public function canSeeInField($field, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeInField', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that an input field or textarea contains value.
+     * Field is matched either by label or CSS or Xpath
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->seeInField('Body','Type your comment here');
+     * $I->seeInField('form textarea[name=body]','Type your comment here');
+     * $I->seeInField('form input[type=hidden]','hidden_value');
+     * $I->seeInField('#searchform input','Search');
+     * $I->seeInField('//form/*[@name=search]','Search');
+     * $I->seeInField(['name' => 'search'], 'Search');
+     * ?>
+     * ```
+     *
+     * @param $field
+     * @param $value
+     * @see \Codeception\Lib\InnerBrowser::seeInField()
+     */
+    public function seeInField($field, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeInField', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that an input field or textarea doesn't contain value.
+     * Field is matched either by label or CSS or Xpath
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeInField('Body','Type your comment here');
+     * $I->dontSeeInField('form textarea[name=body]','Type your comment here');
+     * $I->dontSeeInField('form input[type=hidden]','hidden_value');
+     * $I->dontSeeInField('#searchform input','Search');
+     * $I->dontSeeInField('//form/*[@name=search]','Search');
+     * $I->seeInField(['name' => 'search'], 'Search');
+     * ?>
+     * ```
+     *
+     * @param $field
+     * @param $value
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeInField()
+     */
+    public function cantSeeInField($field, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeInField', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that an input field or textarea doesn't contain value.
+     * Field is matched either by label or CSS or Xpath
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeInField('Body','Type your comment here');
+     * $I->dontSeeInField('form textarea[name=body]','Type your comment here');
+     * $I->dontSeeInField('form input[type=hidden]','hidden_value');
+     * $I->dontSeeInField('#searchform input','Search');
+     * $I->dontSeeInField('//form/*[@name=search]','Search');
+     * $I->seeInField(['name' => 'search'], 'Search');
+     * ?>
+     * ```
+     *
+     * @param $field
+     * @param $value
+     * @see \Codeception\Lib\InnerBrowser::dontSeeInField()
+     */
+    public function dontSeeInField($field, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeInField', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Submits a form located on page.
+     * Specify the form by it's css or xpath selector.
+     * Fill the form fields values as array.
+     *
+     * Skipped fields will be filled by their values from page.
+     * You don't need to click the 'Submit' button afterwards.
+     * This command itself triggers the request to form's action.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * $I->submitForm('#login', array('login' => 'davert', 'password' => '123456'));
+     *
+     * ```
+     *
+     * For sample Sign Up form:
+     *
+     * ``` html
+     * <form action="/sign_up">
+     *     Login: <input type="text" name="user[login]" /><br/>
+     *     Password: <input type="password" name="user[password]" /><br/>
+     *     Do you agree to out terms? <input type="checkbox" name="user[agree]" /><br/>
+     *     Select pricing plan <select name="plan"><option value="1">Free</option><option value="2" selected="selected">Paid</option></select>
+     *     <input type="submit" value="Submit" />
+     * </form>
+     * ```
+     * I can write this:
+     *
+     * ``` php
+     * <?php
+     * $I->submitForm('#userForm', array('user' => array('login' => 'Davert', 'password' => '123456', 'agree' => true)));
+     *
+     * ```
+     * Note, that pricing plan will be set to Paid, as it's selected on page.
+     *
+     * @param $selector
+     * @param $params
+     * @see \Codeception\Lib\InnerBrowser::submitForm()
+     */
+    public function submitForm($selector, $params) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('submitForm', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Fills a text field or textarea with value.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->fillField("//input[@type='text']", "Hello World!");
+     * $I->fillField(['name' => 'email'], 'jon@mail.com');
+     * ?>
+     * ```
+     *
+     * @param $field
+     * @param $value
+     * @see \Codeception\Lib\InnerBrowser::fillField()
+     */
+    public function fillField($field, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('fillField', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Selects an option in select tag or in radio button group.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->selectOption('form select[name=account]', 'Premium');
+     * $I->selectOption('form input[name=payment]', 'Monthly');
+     * $I->selectOption('//form/select[@name=account]', 'Monthly');
+     * ?>
+     * ```
+     *
+     * Can select multiple options if second argument is array:
+     *
+     * ``` php
+     * <?php
+     * $I->selectOption('Which OS do you use?', array('Windows','Linux'));
+     * ?>
+     * ```
+     *
+     * @param $select
+     * @param $option
+     * @see \Codeception\Lib\InnerBrowser::selectOption()
+     */
+    public function selectOption($select, $option) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('selectOption', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Ticks a checkbox.
+     * For radio buttons use `selectOption` method.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->checkOption('#agree');
+     * ?>
+     * ```
+     *
+     * @param $option
+     * @see \Codeception\Lib\InnerBrowser::checkOption()
+     */
+    public function checkOption($option) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('checkOption', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Unticks a checkbox.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->uncheckOption('#notify');
+     * ?>
+     * ```
+     *
+     * @param $option
+     * @see \Codeception\Lib\InnerBrowser::uncheckOption()
+     */
+    public function uncheckOption($option) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('uncheckOption', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Attaches file from Codeception data directory to upload field.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * // file is stored in 'tests/_data/prices.xls'
+     * $I->attachFile('input[@type="file"]', 'prices.xls');
+     * ?>
+     * ```
+     *
+     * @param $field
+     * @param $filename
+     * @see \Codeception\Lib\InnerBrowser::attachFile()
+     */
+    public function attachFile($field, $filename) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('attachFile', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * If your page triggers an ajax request, you can perform it manually.
+     * This action sends a GET ajax request with specified params.
+     *
+     * See ->sendAjaxPostRequest for examples.
+     *
+     * @param $uri
+     * @param $params
+     * @see \Codeception\Lib\InnerBrowser::sendAjaxGetRequest()
+     */
+    public function sendAjaxGetRequest($uri, $params = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendAjaxGetRequest', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * If your page triggers an ajax request, you can perform it manually.
+     * This action sends a POST ajax request with specified params.
+     * Additional params can be passed as array.
+     *
+     * Example:
+     *
+     * Imagine that by clicking checkbox you trigger ajax request which updates user settings.
+     * We emulate that click by running this ajax request manually.
+     *
+     * ``` php
+     * <?php
+     * $I->sendAjaxPostRequest('/updateSettings', array('notifications' => true)); // POST
+     * $I->sendAjaxGetRequest('/updateSettings', array('notifications' => true)); // GET
+     *
+     * ```
+     *
+     * @param $uri
+     * @param $params
+     * @see \Codeception\Lib\InnerBrowser::sendAjaxPostRequest()
+     */
+    public function sendAjaxPostRequest($uri, $params = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendAjaxPostRequest', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * If your page triggers an ajax request, you can perform it manually.
+     * This action sends an ajax request with specified method and params.
+     *
+     * Example:
+     *
+     * You need to perform an ajax request specifying the HTTP method.
+     *
+     * ``` php
+     * <?php
+     * $I->sendAjaxRequest('PUT', /posts/7', array('title' => 'new title');
+     *
+     * ```
+     *
+     * @param $method
+     * @param $uri
+     * @param $params
+     * @see \Codeception\Lib\InnerBrowser::sendAjaxRequest()
+     */
+    public function sendAjaxRequest($method, $uri, $params = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendAjaxRequest', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Finds and returns text contents of element.
+     * Element is searched by CSS selector, XPath or matcher by regex.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $heading = $I->grabTextFrom('h1');
+     * $heading = $I->grabTextFrom('descendant-or-self::h1');
+     * $value = $I->grabTextFrom('~<input value=(.*?)]~sgi');
+     * ?>
+     * ```
+     *
+     * @param $cssOrXPathOrRegex
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::grabTextFrom()
+     */
+    public function grabTextFrom($cssOrXPathOrRegex) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabTextFrom', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Grabs attribute value from an element.
+     * Fails if element is not found.
+     *
+     * ``` php
+     * <?php
+     * $I->grabAttributeFrom('#tooltip', 'title');
+     * ?>
+     * ```
+     *
+     *
+     * @param $cssOrXpath
+     * @param $attribute
+     * @internal param $element
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::grabAttributeFrom()
+     */
+    public function grabAttributeFrom($cssOrXpath, $attribute) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabAttributeFrom', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $field
+     *
+     * @return array|mixed|null|string
+     * @see \Codeception\Lib\InnerBrowser::grabValueFrom()
+     */
+    public function grabValueFrom($field) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabValueFrom', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sets a cookie.
+     *
+     * @param $cookie
+     * @param $value
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::setCookie()
+     */
+    public function setCookie($name, $val) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('setCookie', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Grabs a cookie value.
+     *
+     * @param $cookie
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::grabCookie()
+     */
+    public function grabCookie($name) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabCookie', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that cookie is set.
+     *
+     * @param $cookie
+     *
+     * @return mixed
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeCookie()
+     */
+    public function canSeeCookie($name) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeCookie', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that cookie is set.
+     *
+     * @param $cookie
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::seeCookie()
+     */
+    public function seeCookie($name) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeCookie', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that cookie doesn't exist
+     *
+     * @param $cookie
+     *
+     * @return mixed
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCookie()
+     */
+    public function cantSeeCookie($name) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeCookie', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that cookie doesn't exist
+     *
+     * @param $cookie
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::dontSeeCookie()
+     */
+    public function dontSeeCookie($name) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeCookie', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Unsets cookie
+     *
+     * @param $cookie
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::resetCookie()
+     */
+    public function resetCookie($name) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('resetCookie', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if element exists on a page, matching it by CSS or XPath.
+     * You can also specify expected attributes of this element.
+     *
+     * ``` php
+     * <?php
+     * $I->seeElement('.error');
+     * $I->seeElement('//form/input[1]');
+     * $I->seeElement('input', ['name' => 'login']);
+     * $I->seeElement('input', ['value' => '123456']);
+     *
+     * // strict locator in first arg, attributes in second
+     * $I->seeElement(['css' => 'form input'], ['name' => 'login']);
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @param array $attributes
+     * @return
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeElement()
+     */
+    public function canSeeElement($selector, $attributes = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeElement', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if element exists on a page, matching it by CSS or XPath.
+     * You can also specify expected attributes of this element.
+     *
+     * ``` php
+     * <?php
+     * $I->seeElement('.error');
+     * $I->seeElement('//form/input[1]');
+     * $I->seeElement('input', ['name' => 'login']);
+     * $I->seeElement('input', ['value' => '123456']);
+     *
+     * // strict locator in first arg, attributes in second
+     * $I->seeElement(['css' => 'form input'], ['name' => 'login']);
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @param array $attributes
+     * @return
+     * @see \Codeception\Lib\InnerBrowser::seeElement()
+     */
+    public function seeElement($selector, $attributes = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeElement', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if element does not exist (or is visible) on a page, matching it by CSS or XPath
+     * You can also specify expected attributes of this element.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeElement('.error');
+     * $I->dontSeeElement('//form/input[1]');
+     * $I->dontSeeElement('input', ['name' => 'login']);
+     * $I->dontSeeElement('input', ['value' => '123456']);
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeElement()
+     */
+    public function cantSeeElement($selector, $attributes = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeElement', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if element does not exist (or is visible) on a page, matching it by CSS or XPath
+     * You can also specify expected attributes of this element.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeElement('.error');
+     * $I->dontSeeElement('//form/input[1]');
+     * $I->dontSeeElement('input', ['name' => 'login']);
+     * $I->dontSeeElement('input', ['value' => '123456']);
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @see \Codeception\Lib\InnerBrowser::dontSeeElement()
+     */
+    public function dontSeeElement($selector, $attributes = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeElement', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if option is selected in select field.
+     *
+     * ``` php
+     * <?php
+     * $I->seeOptionIsSelected('#form input[name=payment]', 'Visa');
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @param $optionText
+     *
+     * @return mixed
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeOptionIsSelected()
+     */
+    public function canSeeOptionIsSelected($select, $optionText) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeOptionIsSelected', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if option is selected in select field.
+     *
+     * ``` php
+     * <?php
+     * $I->seeOptionIsSelected('#form input[name=payment]', 'Visa');
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @param $optionText
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::seeOptionIsSelected()
+     */
+    public function seeOptionIsSelected($select, $optionText) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeOptionIsSelected', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if option is not selected in select field.
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeOptionIsSelected('#form input[name=payment]', 'Visa');
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @param $optionText
+     *
+     * @return mixed
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeOptionIsSelected()
+     */
+    public function cantSeeOptionIsSelected($select, $optionText) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeOptionIsSelected', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if option is not selected in select field.
+     *
+     * ``` php
+     * <?php
+     * $I->dontSeeOptionIsSelected('#form input[name=payment]', 'Visa');
+     * ?>
+     * ```
+     *
+     * @param $selector
+     * @param $optionText
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::dontSeeOptionIsSelected()
+     */
+    public function dontSeeOptionIsSelected($select, $optionText) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeOptionIsSelected', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Asserts that current page has 404 response status code.
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seePageNotFound()
+     */
+    public function canSeePageNotFound() {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seePageNotFound', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Asserts that current page has 404 response status code.
+     * @see \Codeception\Lib\InnerBrowser::seePageNotFound()
+     */
+    public function seePageNotFound() {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seePageNotFound', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks response code equals to provided value.
+     *
+     * @param $code
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeResponseCodeIs()
+     */
+    public function canSeeResponseCodeIs($code) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeResponseCodeIs', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks response code equals to provided value.
+     *
+     * @param $code
+     * @see \Codeception\Module\REST::seeResponseCodeIs()
+     */
+    public function seeResponseCodeIs($code) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeResponseCodeIs', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that page title contains text.
+     *
+     * ``` php
+     * <?php
+     * $I->seeInTitle('Blog - Post #1');
+     * ?>
+     * ```
+     *
+     * @param $title
+     *
+     * @return mixed
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::seeInTitle()
+     */
+    public function canSeeInTitle($title) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeInTitle', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that page title contains text.
+     *
+     * ``` php
+     * <?php
+     * $I->seeInTitle('Blog - Post #1');
+     * ?>
+     * ```
+     *
+     * @param $title
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::seeInTitle()
+     */
+    public function seeInTitle($title) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeInTitle', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that page title does not contain text.
+     *
+     * @param $title
+     *
+     * @return mixed
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Lib\InnerBrowser::dontSeeInTitle()
+     */
+    public function cantSeeInTitle($title) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeInTitle', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that page title does not contain text.
+     *
+     * @param $title
+     *
+     * @return mixed
+     * @see \Codeception\Lib\InnerBrowser::dontSeeInTitle()
+     */
+    public function dontSeeInTitle($title) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeInTitle', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sets HTTP header
+     *
+     * @param $name
+     * @param $value
+     * @see \Codeception\Module\REST::haveHttpHeader()
+     */
+    public function haveHttpHeader($name, $value) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('haveHttpHeader', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks over the given HTTP header and (optionally)
+     * its value, asserting that are there
+     *
+     * @param $name
+     * @param $value
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeHttpHeader()
+     */
+    public function canSeeHttpHeader($name, $value = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeHttpHeader', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks over the given HTTP header and (optionally)
+     * its value, asserting that are there
+     *
+     * @param $name
+     * @param $value
+     * @see \Codeception\Module\REST::seeHttpHeader()
+     */
+    public function seeHttpHeader($name, $value = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeHttpHeader', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks over the given HTTP header and (optionally)
+     * its value, asserting that are not there
+     *
+     * @param $name
+     * @param $value
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::dontSeeHttpHeader()
+     */
+    public function cantSeeHttpHeader($name, $value = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeHttpHeader', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks over the given HTTP header and (optionally)
+     * its value, asserting that are not there
+     *
+     * @param $name
+     * @param $value
+     * @see \Codeception\Module\REST::dontSeeHttpHeader()
+     */
+    public function dontSeeHttpHeader($name, $value = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeHttpHeader', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that http response header is received only once.
+     * HTTP RFC2616 allows multiple response headers with the same name.
+     * You can check that you didn't accidentally sent the same header twice.
+     *
+     * ``` php
+     * <?php
+     * $I->seeHttpHeaderOnce('Cache-Control');
+     * ?>>
+     * ```
+     *
+     * @param $name
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeHttpHeaderOnce()
+     */
+    public function canSeeHttpHeaderOnce($name) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeHttpHeaderOnce', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that http response header is received only once.
+     * HTTP RFC2616 allows multiple response headers with the same name.
+     * You can check that you didn't accidentally sent the same header twice.
+     *
+     * ``` php
+     * <?php
+     * $I->seeHttpHeaderOnce('Cache-Control');
+     * ?>>
+     * ```
+     *
+     * @param $name
+     * @see \Codeception\Module\REST::seeHttpHeaderOnce()
+     */
+    public function seeHttpHeaderOnce($name) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeHttpHeaderOnce', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Returns the value of the specified header name
+     *
+     * @param $name
+     * @param Boolean $first  Whether to return the first value or all header values
+     *
+     * @return string|array The first header value if $first is true, an array of values otherwise
+     * @see \Codeception\Module\REST::grabHttpHeader()
+     */
+    public function grabHttpHeader($name, $first = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabHttpHeader', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Adds Digest authentication via username/password.
+	 *
+	 * @param $username
+	 * @param $password
+     * @see \Codeception\Module\REST::amDigestAuthenticated()
+     */
+    public function amDigestAuthenticated($username, $password) {
+        return $this->scenario->runStep(new \Codeception\Step\Condition('amDigestAuthenticated', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Adds Bearer authentication via access token.
+     *
+     * @param $accessToken
+     * @see \Codeception\Module\REST::amBearerAuthenticated()
+     */
+    public function amBearerAuthenticated($accessToken) {
+        return $this->scenario->runStep(new \Codeception\Step\Condition('amBearerAuthenticated', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends a POST request to given uri.
+     *
+     * Parameters and files (as array of filenames) can be provided.
+     *
+     * @param $url
+     * @param array $params
+     * @param array $files
+     * @see \Codeception\Module\REST::sendPOST()
+     */
+    public function sendPOST($url, $params = null, $files = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendPOST', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends a HEAD request to given uri.
+     *
+     * @param $url
+     * @param array $params
+     * @see \Codeception\Module\REST::sendHEAD()
+     */
+    public function sendHEAD($url, $params = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendHEAD', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends an OPTIONS request to given uri.
+     *
+     * @param $url
+     * @param array $params
+     * @see \Codeception\Module\REST::sendOPTIONS()
+     */
+    public function sendOPTIONS($url, $params = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendOPTIONS', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends a GET request to given uri.
+     *
+     * @param $url
+     * @param array $params
+     * @see \Codeception\Module\REST::sendGET()
+     */
+    public function sendGET($url, $params = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendGET', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends PUT request to given uri.
+     *
+     * @param $url
+     * @param array $params
+     * @param array $files
+     * @see \Codeception\Module\REST::sendPUT()
+     */
+    public function sendPUT($url, $params = null, $files = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendPUT', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends PATCH request to given uri.
+     *
+     * @param       $url
+     * @param array $params
+     * @param array $files
+     * @see \Codeception\Module\REST::sendPATCH()
+     */
+    public function sendPATCH($url, $params = null, $files = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendPATCH', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends DELETE request to given uri.
+     *
+     * @param $url
+     * @param array $params
+     * @param array $files
+     * @see \Codeception\Module\REST::sendDELETE()
+     */
+    public function sendDELETE($url, $params = null, $files = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendDELETE', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends LINK request to given uri.
+     *
+     * @param       $url
+     * @param array $linkEntries (entry is array with keys "uri" and "link-param")
+     *
+     * @link http://tools.ietf.org/html/rfc2068#section-19.6.2.4
+     *
+     * @author samva.ua@gmail.com
+     * @see \Codeception\Module\REST::sendLINK()
+     */
+    public function sendLINK($url, $linkEntries) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendLINK', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Sends UNLINK request to given uri.
+     *
+     * @param       $url
+     * @param array $linkEntries (entry is array with keys "uri" and "link-param")
+     * @link http://tools.ietf.org/html/rfc2068#section-19.6.2.4
+     * @author samva.ua@gmail.com
+     * @see \Codeception\Module\REST::sendUNLINK()
+     */
+    public function sendUNLINK($url, $linkEntries) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('sendUNLINK', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether last response was valid JSON.
+     * This is done with json_last_error function.
+     *
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeResponseIsJson()
+     */
+    public function canSeeResponseIsJson() {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeResponseIsJson', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether last response was valid JSON.
+     * This is done with json_last_error function.
+     *
+     * @see \Codeception\Module\REST::seeResponseIsJson()
+     */
+    public function seeResponseIsJson() {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeResponseIsJson', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether last response was valid XML.
+     * This is done with libxml_get_last_error function.
+     *
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeResponseIsXml()
+     */
+    public function canSeeResponseIsXml() {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeResponseIsXml', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether last response was valid XML.
+     * This is done with libxml_get_last_error function.
+     *
+     * @see \Codeception\Module\REST::seeResponseIsXml()
+     */
+    public function seeResponseIsXml() {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeResponseIsXml', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether the last response contains text.
+     *
+     * @param $text
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeResponseContains()
+     */
+    public function canSeeResponseContains($text) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeResponseContains', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether the last response contains text.
+     *
+     * @param $text
+     * @see \Codeception\Module\REST::seeResponseContains()
+     */
+    public function seeResponseContains($text) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeResponseContains', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether last response do not contain text.
+     *
+     * @param $text
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::dontSeeResponseContains()
+     */
+    public function cantSeeResponseContains($text) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeResponseContains', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether last response do not contain text.
+     *
+     * @param $text
+     * @see \Codeception\Module\REST::dontSeeResponseContains()
+     */
+    public function dontSeeResponseContains($text) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeResponseContains', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether the last JSON response contains provided array.
+     * The response is converted to array with json_decode($response, true)
+     * Thus, JSON is represented by associative array.
+     * This method matches that response array contains provided array.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * // response: {name: john, email: john@gmail.com}
+     * $I->seeResponseContainsJson(array('name' => 'john'));
+     *
+     * // response {user: john, profile: { email: john@gmail.com }}
+     * $I->seeResponseContainsJson(array('email' => 'john@gmail.com'));
+     *
+     * ?>
+     * ```
+     *
+     * This method recursively checks if one array can be found inside of another.
+     *
+     * @param array $json
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeResponseContainsJson()
+     */
+    public function canSeeResponseContainsJson($json = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeResponseContainsJson', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks whether the last JSON response contains provided array.
+     * The response is converted to array with json_decode($response, true)
+     * Thus, JSON is represented by associative array.
+     * This method matches that response array contains provided array.
+     *
+     * Examples:
+     *
+     * ``` php
+     * <?php
+     * // response: {name: john, email: john@gmail.com}
+     * $I->seeResponseContainsJson(array('name' => 'john'));
+     *
+     * // response {user: john, profile: { email: john@gmail.com }}
+     * $I->seeResponseContainsJson(array('email' => 'john@gmail.com'));
+     *
+     * ?>
+     * ```
+     *
+     * This method recursively checks if one array can be found inside of another.
+     *
+     * @param array $json
+     * @see \Codeception\Module\REST::seeResponseContainsJson()
+     */
+    public function seeResponseContainsJson($json = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeResponseContainsJson', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Returns current response so that it can be used in next scenario steps.
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $user_id = $I->grabResponse();
+     * $I->sendPUT('/user', array('id' => $user_id, 'name' => 'davert'));
+     * ?>
+     * ```
+     *
+     * @version 1.1
+     * @return string
+     * @see \Codeception\Module\REST::grabResponse()
+     */
+    public function grabResponse() {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabResponse', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Returns data from the current JSON response using specified path
+     * so that it can be used in next scenario steps
+     *
+     * Example:
+     *
+     * ``` php
+     * <?php
+     * $user_id = $I->grabDataFromJsonResponse('user.user_id');
+     * $I->sendPUT('/user', array('id' => $user_id, 'name' => 'davert'));
+     * ?>
+     * ```
+     *
+     * @param string $path
+     *
+     * @since 1.1.2
+     * @return string
+     *
+     * @author tiger.seo@gmail.com
+     * @see \Codeception\Module\REST::grabDataFromJsonResponse()
+     */
+    public function grabDataFromJsonResponse($path) {
+        return $this->scenario->runStep(new \Codeception\Step\Action('grabDataFromJsonResponse', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Opposite to seeResponseContainsJson
+     *
+     * @param array $json
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::dontSeeResponseContainsJson()
+     */
+    public function cantSeeResponseContainsJson($json = null) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeResponseContainsJson', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Opposite to seeResponseContainsJson
+     *
+     * @param array $json
+     * @see \Codeception\Module\REST::dontSeeResponseContainsJson()
+     */
+    public function dontSeeResponseContainsJson($json = null) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeResponseContainsJson', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if response is exactly the same as provided.
+     *
+     * @param $response
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::seeResponseEquals()
+     */
+    public function canSeeResponseEquals($response) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeResponseEquals', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if response is exactly the same as provided.
+     *
+     * @param $response
+     * @see \Codeception\Module\REST::seeResponseEquals()
+     */
+    public function seeResponseEquals($response) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeResponseEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that response code is not equal to provided value.
+     *
+     * @param $code
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\REST::dontSeeResponseCodeIs()
+     */
+    public function cantSeeResponseCodeIs($code) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('dontSeeResponseCodeIs', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that response code is not equal to provided value.
+     *
+     * @param $code
+     * @see \Codeception\Module\REST::dontSeeResponseCodeIs()
+     */
+    public function dontSeeResponseCodeIs($code) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('dontSeeResponseCodeIs', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     *
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\AuthHelper::seeJsonKeyExists()
+     */
+    public function canSeeJsonKeyExists($key) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeJsonKeyExists', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     *
+     * @see \Codeception\Module\AuthHelper::seeJsonKeyExists()
+     */
+    public function seeJsonKeyExists($key) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeJsonKeyExists', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     *
+     * Conditional Assertion: Test won't be stopped on fail
+     * @see \Codeception\Module\AuthHelper::seeJsonKeyDoesNotExists()
+     */
+    public function canSeeJsonKeyDoesNotExists($key) {
+        return $this->scenario->runStep(new \Codeception\Step\ConditionalAssertion('seeJsonKeyDoesNotExists', func_get_args()));
+    }
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     *
+     * @see \Codeception\Module\AuthHelper::seeJsonKeyDoesNotExists()
+     */
+    public function seeJsonKeyDoesNotExists($key) {
+        return $this->scenario->runStep(new \Codeception\Step\Assertion('seeJsonKeyDoesNotExists', func_get_args()));
+    }
+}
diff --git a/tests/auth/ClientCredentialsCept.php b/tests/auth/ClientCredentialsCept.php
new file mode 100644
index 00000000..97eac87b
--- /dev/null
+++ b/tests/auth/ClientCredentialsCept.php
@@ -0,0 +1,14 @@
+<?php
+$I = new AuthTester($scenario);
+$I->wantTo('get an access token with client credentials');
+$I->sendPOST('other_grants.php/access_token', [
+    'client_id'     => 'testclient',
+    'client_secret' => 'secret',
+    'grant_type'    => 'client_credentials'
+]);
+$I->seeResponseCodeIs(200);
+$I->seeResponseIsJson();
+$I->seeJsonKeyExists('expires_in');
+$I->seeJsonKeyExists('access_token');
+$I->seeResponseContainsJson(['token_type' => 'Bearer']);
+$I->seeJsonKeyDoesNotExists('foobar');
\ No newline at end of file
diff --git a/tests/auth/PasswordGrantMissingPasswordCept.php b/tests/auth/PasswordGrantMissingPasswordCept.php
new file mode 100644
index 00000000..7d381500
--- /dev/null
+++ b/tests/auth/PasswordGrantMissingPasswordCept.php
@@ -0,0 +1,11 @@
+<?php
+$I = new AuthTester($scenario);
+$I->wantTo('get an access token with resource owner credentials');
+$I->sendPOST('other_grants.php/access_token', [
+    'client_id'     => 'testclient',
+    'client_secret' => 'secret',
+    'grant_type'    => 'password',
+    'username'      => 'alexbilbie'
+]);
+$I->seeResponseCodeIs(400);
+$I->seeResponseIsJson();
\ No newline at end of file
diff --git a/tests/auth/PasswordGrantMissingUsernameCept.php b/tests/auth/PasswordGrantMissingUsernameCept.php
new file mode 100644
index 00000000..0db058e9
--- /dev/null
+++ b/tests/auth/PasswordGrantMissingUsernameCept.php
@@ -0,0 +1,15 @@
+<?php
+$I = new AuthTester($scenario);
+$I->wantTo('get an access token with resource owner credentials');
+$I->sendPOST('other_grants.php/access_token', [
+    'client_id'     => 'testclient',
+    'client_secret' => 'secret',
+    'grant_type'    => 'password'
+]);
+$I->seeResponseCodeIs(400);
+$I->seeResponseIsJson();
+$I->seeResponseContainsJson([
+    'error' => 'invalid_request',
+    'message' => 'The request is missing a required parameter, includes an invalid parameter value, includes a parameter
+                 more than once, or is otherwise malformed. Check the "username" parameter.'
+]);
\ No newline at end of file
diff --git a/tests/auth/_bootstrap.php b/tests/auth/_bootstrap.php
new file mode 100644
index 00000000..8a885558
--- /dev/null
+++ b/tests/auth/_bootstrap.php
@@ -0,0 +1,2 @@
+<?php
+// Here you can initialize variables that will be available to your tests