diff --git a/apps/advanced/common/tests/_helpers/FixtureHelper.php b/apps/advanced/common/tests/_helpers/FixtureHelper.php
index 00c3a17..507b60c 100644
--- a/apps/advanced/common/tests/_helpers/FixtureHelper.php
+++ b/apps/advanced/common/tests/_helpers/FixtureHelper.php
@@ -32,7 +32,7 @@ class FixtureHelper extends Module
 	 * to use in acceptance and functional tests.
 	 * @param array $settings
 	 */
-	public function _beforeSuite($settings = array())
+	public function _beforeSuite($settings = [])
 	{
 		$this->loadFixtures();
 	}
@@ -54,5 +54,4 @@ class FixtureHelper extends Module
 			],
 		];
 	}
-
 }
diff --git a/apps/advanced/common/tests/_pages/LoginPage.php b/apps/advanced/common/tests/_pages/LoginPage.php
index af95ea3..5fdf3bc 100644
--- a/apps/advanced/common/tests/_pages/LoginPage.php
+++ b/apps/advanced/common/tests/_pages/LoginPage.php
@@ -18,5 +18,4 @@ class LoginPage extends BasePage
 		$this->guy->fillField('input[name="LoginForm[password]"]', $password);
 		$this->guy->click('login-button');
 	}
-
 }
diff --git a/apps/advanced/common/tests/unit/models/LoginFormTest.php b/apps/advanced/common/tests/unit/models/LoginFormTest.php
index 2ececd6..9ca277d 100644
--- a/apps/advanced/common/tests/unit/models/LoginFormTest.php
+++ b/apps/advanced/common/tests/unit/models/LoginFormTest.php
@@ -25,7 +25,7 @@ class LoginFormTest extends TestCase
 		$model->username = 'some_username';
 		$model->password = 'some_password';
 
-		$this->specify('user should not be able to login, when there is no identity' , function () use ($model) {
+		$this->specify('user should not be able to login, when there is no identity', function () use ($model) {
 			expect('model should not login user', $model->login())->false();
 			expect('user should not be logged in', Yii::$app->user->isGuest)->true();
 		});
@@ -52,7 +52,7 @@ class LoginFormTest extends TestCase
 		$model->username = 'demo';
 		$model->password = 'demo';
 
-		$this->specify('user should be able to login with correct credentials', function() use ($model) {
+		$this->specify('user should be able to login with correct credentials', function () use ($model) {
 			expect('model should login user', $model->login())->true();
 			expect('error message should not be set', $model->errors)->hasntKey('password');
 			expect('user should be logged in', Yii::$app->user->isGuest)->false();
@@ -61,9 +61,8 @@ class LoginFormTest extends TestCase
 
 	private function mockUser($user)
 	{
-		$loginForm = $this->getMock('common\models\LoginForm',['getUser']);
+		$loginForm = $this->getMock('common\models\LoginForm', ['getUser']);
 		$loginForm->expects($this->any())->method('getUser')->will($this->returnValue($user));
 		return $loginForm;
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/_pages/SignupPage.php b/apps/advanced/frontend/tests/_pages/SignupPage.php
index ba4a9cb..0281ac9 100644
--- a/apps/advanced/frontend/tests/_pages/SignupPage.php
+++ b/apps/advanced/frontend/tests/_pages/SignupPage.php
@@ -20,5 +20,4 @@ class SignupPage extends BasePage
 		}
 		$this->guy->click('signup-button');
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/acceptance/SignupCest.php b/apps/advanced/frontend/tests/acceptance/SignupCest.php
index a166f34..268ff6b 100644
--- a/apps/advanced/frontend/tests/acceptance/SignupCest.php
+++ b/apps/advanced/frontend/tests/acceptance/SignupCest.php
@@ -79,5 +79,4 @@ class SignupCest
 		$I->expectTo('see that user logged in');
 		$I->see('Logout (tester)');
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/functional/SignupCest.php b/apps/advanced/frontend/tests/functional/SignupCest.php
index cfef787..0409d23 100644
--- a/apps/advanced/frontend/tests/functional/SignupCest.php
+++ b/apps/advanced/frontend/tests/functional/SignupCest.php
@@ -79,5 +79,4 @@ class SignupCest
 		$I->expectTo('see that user logged in');
 		$I->see('Logout (tester)');
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/unit/models/ContactFormTest.php b/apps/advanced/frontend/tests/unit/models/ContactFormTest.php
index 23e6288..a754672 100644
--- a/apps/advanced/frontend/tests/unit/models/ContactFormTest.php
+++ b/apps/advanced/frontend/tests/unit/models/ContactFormTest.php
@@ -42,7 +42,7 @@ class ContactFormTest extends TestCase
 			expect('email file should exist', file_exists($this->getMessageFile()))->true();
 		});
 
-		$this->specify('message should contain correct data', function () use($model) {
+		$this->specify('message should contain correct data', function () use ($model) {
 			$emailMessage = file_get_contents($this->getMessageFile());
 
 			expect('email should contain user name', $emailMessage)->contains($model->name);
@@ -56,5 +56,4 @@ class ContactFormTest extends TestCase
 	{
 		return Yii::getAlias(Yii::$app->mail->fileTransportPath) . '/testing_message.eml';
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/unit/models/PasswordResetRequestFormTest.php b/apps/advanced/frontend/tests/unit/models/PasswordResetRequestFormTest.php
index b736039..7591ff3 100644
--- a/apps/advanced/frontend/tests/unit/models/PasswordResetRequestFormTest.php
+++ b/apps/advanced/frontend/tests/unit/models/PasswordResetRequestFormTest.php
@@ -28,14 +28,14 @@ class PasswordResetRequestFormTest extends DbTestCase
 
 	public function testSendEmailWrongUser()
 	{
-		$this->specify('no user with such email, message should not be send', function() {
+		$this->specify('no user with such email, message should not be send', function () {
 			$model = new PasswordResetRequestForm();
 			$model->email = 'not-existing-email@example.com';
 			
 			expect('email not send', $model->sendEmail())->false();
 		});
 
-		$this->specify('user is not active, message should not be send', function() {
+		$this->specify('user is not active, message should not be send', function () {
 			$model = new PasswordResetRequestForm();
 			$model->email = $this->user[1]['email'];
 			
@@ -52,8 +52,8 @@ class PasswordResetRequestFormTest extends DbTestCase
 		expect('email sent', $model->sendEmail())->true();
 		expect('user has valid token', $user->password_reset_token)->notNull();
 			
-		$this->specify('message has correct format', function() use ($model) {
-			expect('message file exists',  file_exists($this->getMessageFile()))->true();
+		$this->specify('message has correct format', function () use ($model) {
+			expect('message file exists', file_exists($this->getMessageFile()))->true();
 
 			$message = file_get_contents($this->getMessageFile());
 			expect('message "from" is correct', $message)->contains(Yii::$app->params['supportEmail']);
@@ -75,5 +75,4 @@ class PasswordResetRequestFormTest extends DbTestCase
 	{
 		return Yii::getAlias(Yii::$app->mail->fileTransportPath) . '/testing_message.eml';
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/unit/models/ResetPasswordFormTest.php b/apps/advanced/frontend/tests/unit/models/ResetPasswordFormTest.php
index 763683f..b00c2ac 100644
--- a/apps/advanced/frontend/tests/unit/models/ResetPasswordFormTest.php
+++ b/apps/advanced/frontend/tests/unit/models/ResetPasswordFormTest.php
@@ -13,13 +13,13 @@ class ResetPasswordFormTest extends DbTestCase
 
 	public function testResetPassword()
 	{
-		$this->specify('wrong reset token', function() {
-			$this->setExpectedException('\Exception','Wrong password reset token.');
+		$this->specify('wrong reset token', function () {
+			$this->setExpectedException('\Exception', 'Wrong password reset token.');
 			new ResetPasswordForm('notexistingtoken_1391882543');
 		});
 
-		$this->specify('not correct token', function() {
-			$this->setExpectedException('yii\base\InvalidParamException','Password reset token cannot be blank.');
+		$this->specify('not correct token', function () {
+			$this->setExpectedException('yii\base\InvalidParamException', 'Password reset token cannot be blank.');
 			new ResetPasswordForm('');
 		});
 	}
@@ -33,5 +33,4 @@ class ResetPasswordFormTest extends DbTestCase
 			],
 		];
 	}
-
 }
diff --git a/apps/advanced/frontend/tests/unit/models/SignupFormTest.php b/apps/advanced/frontend/tests/unit/models/SignupFormTest.php
index 5176baa..359a02c 100644
--- a/apps/advanced/frontend/tests/unit/models/SignupFormTest.php
+++ b/apps/advanced/frontend/tests/unit/models/SignupFormTest.php
@@ -12,7 +12,7 @@ class SignupFormTest extends DbTestCase
 
 	public function testCorrectSignup()
 	{
-		$model = $this->getMock('frontend\models\SignupForm',['validate']);
+		$model = $this->getMock('frontend\models\SignupForm', ['validate']);
 		$model->expects($this->once())->method('validate')->will($this->returnValue(true));
 
 		$model->username = 'some_username';
@@ -28,7 +28,7 @@ class SignupFormTest extends DbTestCase
 
 	public function testNotCorrectSignup()
 	{
-		$model = $this->getMock('frontend\models\SignupForm',['validate']);
+		$model = $this->getMock('frontend\models\SignupForm', ['validate']);
 		$model->expects($this->once())->method('validate')->will($this->returnValue(false));
 
 		expect('user should not be created', $model->signup())->null();
@@ -43,5 +43,4 @@ class SignupFormTest extends DbTestCase
 			],
 		];
 	}
-
 }