mockApplication([ 'components' => [ 'mail' => $this->createTestEmailComponent() ] ]); } /** * @return Mailer test email component instance. */ protected function createTestEmailComponent() { $component = new TestMailer(); return $component; } /** * @return TestMailer mailer instance. */ protected function getMailer() { return Yii::$app->getComponent('mail'); } // Tests : public function testRender() { $mailer = $this->getMailer(); $message = $mailer->createMessage(); $viewName = 'test/text/view'; $message->renderText($viewName); $expectedText = 'view=' . $viewName . ' layout=' . $mailer->textLayout; $this->assertEquals($expectedText, $message->text, 'Unable to render text!'); $viewName = 'test/html/view'; $message->renderHtml($viewName); $expectedHtml = 'view=' . $viewName . ' layout=' . $mailer->htmlLayout; $this->assertEquals($expectedHtml, $message->html, 'Unable to render text!'); } public function testSend() { $mailer = $this->getMailer(); $message = $mailer->createMessage(); $message->send(); $this->assertEquals($message, $mailer->sentMessages[0], 'Unable to send message!'); } } /** * Test Mailer class */ class TestMailer extends BaseMailer { public $messageClass = 'yiiunit\framework\mail\TestMessage'; public $sentMessages = array(); public function render($view, $params = [], $layout = false) { return 'view=' . $view . ' layout=' . $layout; } public function send($message) { $this->sentMessages[] = $message; } } /** * Test Message class */ class TestMessage extends BaseMessage { public $text; public $html; public function setCharset($charset) {} public function setFrom($from) {} public function setTo($to) {} public function setCc($cc) {} public function setBcc($bcc) {} public function setSubject($subject) {} public function setText($text) { $this->text = $text; } public function setHtml($html) { $this->html = $html; } public function attachContent($content, array $options = []) {} public function attachFile($fileName, array $options = []) {} public function embedFile($fileName, array $options = []) {} public function embedContent($content, array $options = []) {} public function __toString() { return get_class($this); } }