added email verification for unit and functional tests

tests/acceptance.suite.yml.example

@@ -7,3 +7,4 @@ modules:
         - Yii2:
             part: orm
             entryScript: index-test.php
+            cleanup: false

tests/functional/ContactFormCest.php

@@ -49,6 +49,7 @@ class ContactFormCest
             'ContactForm[body]'			=>	'test content',
             'ContactForm[verifyCode]'	=>	'testme',
         ]);
+        $I->seeEmailIsSent();
         $I->dontSeeElement('#contact-form');
         $I->see('Thank you for contacting us. We will respond to you as soon as possible.');        
     }

tests/functional/LoginFormCest.php

@@ -3,7 +3,7 @@ class LoginFormCest
 {
     public function _before(\FunctionalTester $I)
     {
-        $I->amOnPage(['site/login']);
+        $I->amOnRoute('site/login');
     }
 
     public function openLoginPage(\FunctionalTester $I)
@@ -12,18 +12,18 @@ class LoginFormCest
 
     }
 
-    // demonstrates `amLoggedAs` method
+    // demonstrates `amLoggedInAs` method
     public function internalLoginById(\FunctionalTester $I)
     {
-        $I->amLoggedAs(100);
+        $I->amLoggedInAs(100);
         $I->amOnPage('/');
         $I->see('Logout (admin)');
     }
 
-    // demonstrates `amLoggedAs` method
-    public function internalLoginBy(\FunctionalTester $I)
+    // demonstrates `amLoggedInAs` method
+    public function internalLoginByInstance(\FunctionalTester $I)
     {
-        $I->amLoggedAs(\app\models\User::findByUsername('admin'));
+        $I->amLoggedInAs(\app\models\User::findByUsername('admin'));
         $I->amOnPage('/');
         $I->see('Logout (admin)');
     }
@@ -36,7 +36,7 @@ class LoginFormCest
         $I->see('Password cannot be blank.');
     }
 
-    public function loginWithWringCredentials(\FunctionalTester $I)
+    public function loginWithWrongCredentials(\FunctionalTester $I)
     {
         $I->submitForm('#login-form', [
             'LoginForm[username]' => 'admin',

tests/unit.suite.yml

@@ -8,4 +8,4 @@ modules:
     enabled:
       - Asserts
       - Yii2:
-            part: orm
+            part: [orm, email]

tests/unit/models/ContactFormTest.php

@@ -7,18 +7,10 @@ use app\models\ContactForm;
 class ContactFormTest extends \Codeception\Test\Unit
 {
     private $model;
-
-    protected function _before()
-    {
-        \Yii::$app->mailer->fileTransportCallback = function () {
-            return 'testing_message.eml';
-        };
-    }
-
-    protected function _after()
-    {
-        unlink($this->getMessageFile());
-    }
+    /**
+     * @var \UnitTester
+     */
+    public $tester;
 
     public function testEmailIsSentOnContact()
     {
@@ -39,18 +31,15 @@ class ContactFormTest extends \Codeception\Test\Unit
         ];
 
         expect_that($this->model->contact('admin@example.com'));
-        expect_that(file_exists($this->getMessageFile()));
 
-        $emailMessage = file_get_contents($this->getMessageFile());
+        // using Yii2 module actions to check email was sent
+        $this->tester->seeEmailIsSent();
 
-        expect($emailMessage)->contains($this->model->name);
-        expect($emailMessage)->contains($this->model->email);
-        expect($emailMessage)->contains($this->model->subject);
-        expect($emailMessage)->contains($this->model->body);
-    }
-
-    private function getMessageFile()
-    {
-        return \Yii::getAlias(\Yii::$app->mailer->fileTransportPath) . '/testing_message.eml';
+        $emailMessage = $this->tester->grabLastSentEmail();
+        expect('valid email is sent', $emailMessage)->isInstanceOf('yii\mail\MessageInterface');
+        expect($emailMessage->getTo())->hasKey('admin@example.com');
+        expect($emailMessage->getFrom())->hasKey('tester@example.com');
+        expect($emailMessage->getSubject())->equals('very important letter subject');
+        expect($emailMessage->toString())->contains('body of current message');
     }
 }