Rework tests structure. Upgrade codeception to 2.5.3. Merge params configuration into app configuration.

api/tests/functional/FeedbackCest.php

@@ -0,0 +1,37 @@
+<?php
+namespace api\tests\functional;
+
+use api\tests\FunctionalTester;
+
+class FeedbackCest {
+
+    public function testFeedbackWithoutAuth(FunctionalTester $I) {
+        $I->sendPOST('/api/feedback', [
+            'subject' => 'Test',
+            'email' => 'email@ely.by',
+            'type' => 0,
+            'message' => 'Hello world',
+        ]);
+        $I->canSeeResponseCodeIs(200);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'success' => true,
+        ]);
+    }
+
+    public function testFeedbackWithAuth(FunctionalTester $I) {
+        $I->amAuthenticated();
+        $I->sendPOST('/api/feedback', [
+            'subject' => 'Test',
+            'email' => 'email@ely.by',
+            'type' => 0,
+            'message' => 'Hello world',
+        ]);
+        $I->canSeeResponseCodeIs(200);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'success' => true,
+        ]);
+    }
+
+}