Добавлен Helper для AMQP, который собирает все поступающие сообщения и предоставляет методы для проверки созданных сообщений

Исправлен баг в форме ChangeUsernameForm
Исправлен баг с конфигурацией тестов, который не позволял правильно проводить проверки на существование\несуществование моделей
Добавлена поддержка передачи хоста Redis через env переменные в тестах

tests/codeception/common/_support/amqp/Helper.php

@@ -0,0 +1,106 @@
+<?php
+namespace tests\codeception\common\_support\amqp;
+
+use Codeception\Exception\ModuleException;
+use Codeception\Module;
+use Codeception\Module\Yii2;
+use Codeception\TestInterface;
+
+class Helper extends Module {
+
+    public function _before(TestInterface $test) {
+        /** @var \Codeception\Lib\Connector\Yii2 $connector */
+        $connector = $this->getYii2()->client;
+        $app = $connector->getApplication();
+        $app->set('amqp', [
+            'class' => TestComponent::class,
+        ]);
+
+        parent::_before($test);
+    }
+
+    /**
+     * Checks that message is created.
+     *
+     * ```php
+     * <?php
+     * // check that at least 1 message was created
+     * $I->seeAmqpMessageIsCreated();
+     *
+     * // check that only 3 messages were created
+     * $I->seeAmqpMessageIsCreated(3);
+     * ```
+     *
+     * @param string|null $exchange
+     * @param int|null    $num
+     */
+    public function seeAmqpMessageIsCreated($exchange = null, $num = null) {
+        if ($num === null) {
+            $this->assertNotEmpty($this->grabSentAmqpMessages($exchange), 'message were created');
+            return;
+        }
+
+        // TODO: заменить на assertCount() после релиза Codeception 2.2.7
+        // https://github.com/Codeception/Codeception/pull/3802
+        /** @noinspection PhpUnitTestsInspection */
+        $this->assertEquals(
+            $num,
+            count($this->grabSentAmqpMessages($exchange)),
+            'number of created messages is equal to ' . $num
+        );
+    }
+
+    /**
+     * Checks that no messages was created
+     *
+     * @param string|null $exchange
+     */
+    public function dontSeeAmqpMessageIsCreated($exchange = null) {
+        $this->seeAmqpMessageIsCreated($exchange, 0);
+    }
+
+    /**
+     * Returns last sent message
+     *
+     * @param string|null $exchange
+     * @return \PhpAmqpLib\Message\AMQPMessage
+     */
+    public function grabLastSentAmqpMessage($exchange = null) {
+        $this->seeAmqpMessageIsCreated();
+        $messages = $this->grabSentAmqpMessages($exchange);
+
+        return end($messages);
+    }
+
+    /**
+     * Returns array of all sent amqp messages.
+     * Each message is `\PhpAmqpLib\Message\AMQPMessage` instance.
+     * Useful to perform additional checks using `Asserts` module.
+     *
+     * @param string|null $exchange
+     * @return \PhpAmqpLib\Message\AMQPMessage[]
+     * @throws ModuleException
+     */
+    public function grabSentAmqpMessages($exchange = null) {
+        $amqp = $this->grabComponent('amqp');
+        if (!$amqp instanceof TestComponent) {
+            throw new ModuleException($this, 'AMQP module is not mocked, can\'t test messages');
+        }
+
+        return $amqp->getSentMessages($exchange);
+    }
+
+    private function grabComponent(string $component) {
+        return $this->getYii2()->grabComponent($component);
+    }
+
+    private function getYii2() : Yii2 {
+        $yii2 = $this->getModule('Yii2');
+        if (!$yii2 instanceof Yii2) {
+            throw new ModuleException($this, 'Yii2 module must be configured');
+        }
+
+        return $yii2;
+    }
+
+}

tests/codeception/common/_support/amqp/TestComponent.php

@@ -1,10 +1,16 @@
 <?php
-namespace tests\codeception\common\_support;
+namespace tests\codeception\common\_support\amqp;
 
 use common\components\RabbitMQ\Component;
 use PhpAmqpLib\Connection\AbstractConnection;
 
-class RabbitMQComponent extends Component {
+class TestComponent extends Component {
+
+    private $sentMessages = [];
+
+    public function init() {
+        \yii\base\Component::init();
+    }
 
     public function getConnection() {
         /** @noinspection MagicMethodsValidityInspection */
@@ -27,7 +33,26 @@ class RabbitMQComponent extends Component {
     }
 
     public function sendToExchange($exchangeName, $routingKey, $message, $exchangeArgs = [], $publishArgs = []) {
-        // ничего не делаем
+        $this->sentMessages[$exchangeName][] = $this->prepareMessage($message);
+    }
+
+    /**
+     * @param string|null $exchangeName
+     * @return \PhpAmqpLib\Message\AMQPMessage[]
+     */
+    public function getSentMessages(string $exchangeName = null) : array {
+        if ($exchangeName !== null) {
+            return $this->sentMessages[$exchangeName] ?? [];
+        } else {
+            $messages = [];
+            foreach($this->sentMessages as $exchangeGroup) {
+                foreach ($exchangeGroup as $message) {
+                    $messages[] = $message;
+                }
+            }
+
+            return $messages;
+        }
     }
 
 }

tests/codeception/common/codeception.yml

@@ -1,5 +1,6 @@
 namespace: tests\codeception\common
 actor: Tester
+params: [env]
 paths:
     tests: .
     log: _output

tests/codeception/common/unit.suite.yml

@@ -6,3 +6,4 @@ modules:
     config:
         Yii2:
             configFile: '../config/common/unit.php'
+            cleanup: false