From 01e9c22695a3e495f07ab445750221af72e09fe4 Mon Sep 17 00:00:00 2001
From: Igor Scheller <igor.scheller@igorshp.de>
Date: Wed, 5 Sep 2018 13:40:03 +0200
Subject: Implemented mailing abstraction

Closes #434
---
 tests/Unit/Mail/MailerServiceProviderTest.php | 177 ++++++++++++++++++++++++++
 1 file changed, 177 insertions(+)
 create mode 100644 tests/Unit/Mail/MailerServiceProviderTest.php

(limited to 'tests/Unit/Mail/MailerServiceProviderTest.php')

diff --git a/tests/Unit/Mail/MailerServiceProviderTest.php b/tests/Unit/Mail/MailerServiceProviderTest.php
new file mode 100644
index 00000000..0c841e9e
--- /dev/null
+++ b/tests/Unit/Mail/MailerServiceProviderTest.php
@@ -0,0 +1,177 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Middleware;
+
+use Engelsystem\Application;
+use Engelsystem\Config\Config;
+use Engelsystem\Mail\EngelsystemMailer;
+use Engelsystem\Mail\Mailer;
+use Engelsystem\Mail\MailerServiceProvider;
+use Engelsystem\Mail\Transport\LogTransport;
+use Engelsystem\Test\Unit\ServiceProviderTest;
+use InvalidArgumentException;
+use Psr\Log\LoggerInterface;
+use Swift_Mailer as SwiftMailer;
+use Swift_SendmailTransport as SendmailTransport;
+use Swift_SmtpTransport as SmtpTransport;
+use Swift_Transport as Transport;
+
+class MailerServiceProviderTest extends ServiceProviderTest
+{
+    /** @var array */
+    protected $defaultConfig = [
+        'email' => [
+            'driver'   => 'mail',
+            'from'     => [
+                'name'    => 'Engelsystem',
+                'address' => 'foo@bar.batz',
+            ],
+            'sendmail' => '/opt/bin/sendmail -bs',
+        ],
+    ];
+
+    /** @var array */
+    protected $smtpConfig = [
+        'email' => [
+            'driver'     => 'smtp',
+            'host'       => 'mail.foo.bar',
+            'port'       => 587,
+            'encryption' => 'tls',
+            'username'   => 'foobar',
+            'password'   => 'LoremIpsum123',
+        ],
+    ];
+
+    /**
+     * @covers \Engelsystem\Mail\MailerServiceProvider::register
+     */
+    public function testRegister()
+    {
+        $app = $this->getApplication();
+
+        $serviceProvider = new MailerServiceProvider($app);
+        $serviceProvider->register();
+
+        $this->assertExistsInContainer(['mailer.transport', Transport::class], $app);
+        $this->assertExistsInContainer(['mailer.swift', SwiftMailer::class], $app);
+        $this->assertExistsInContainer(['mailer', EngelsystemMailer::class, Mailer::class], $app);
+
+        /** @var EngelsystemMailer $mailer */
+        $mailer = $app->get('mailer');
+        $this->assertEquals('Engelsystem', $mailer->getFromName());
+        $this->assertEquals('foo@bar.batz', $mailer->getFromAddress());
+
+        /** @var SendmailTransport $transport */
+        $transport = $app->get('mailer.transport');
+        $this->assertEquals($this->defaultConfig['email']['sendmail'], $transport->getCommand());
+    }
+
+    /**
+     * @return array
+     */
+    public function provideTransports()
+    {
+        return [
+            [LogTransport::class, ['email' => ['driver' => 'log']]],
+            [SendmailTransport::class, ['email' => ['driver' => 'mail']]],
+            [SendmailTransport::class, ['email' => ['driver' => 'sendmail']]],
+            [
+                SmtpTransport::class,
+                $this->smtpConfig
+            ],
+        ];
+    }
+
+    /**
+     * @covers       \Engelsystem\Mail\MailerServiceProvider::getTransport
+     * @param string $class
+     * @param array  $emailConfig
+     * @dataProvider provideTransports
+     */
+    public function testGetTransport($class, $emailConfig = [])
+    {
+        $app = $this->getApplication($emailConfig);
+
+        $serviceProvider = new MailerServiceProvider($app);
+        $serviceProvider->register();
+
+        $transport = $app->get('mailer.transport');
+        $this->assertInstanceOf($class, $transport);
+    }
+
+    /**
+     * @covers \Engelsystem\Mail\MailerServiceProvider::getTransport
+     */
+    public function testGetTransportNotFound()
+    {
+        $app = $this->getApplication(['email' => ['driver' => 'foo-bar-batz']]);
+        $this->expectException(InvalidArgumentException::class);
+
+        $serviceProvider = new MailerServiceProvider($app);
+        $serviceProvider->register();
+    }
+
+    /**
+     * @covers \Engelsystem\Mail\MailerServiceProvider::getSmtpTransport
+     */
+    public function testGetSmtpTransport()
+    {
+        $app = $this->getApplication($this->smtpConfig);
+
+        $serviceProvider = new MailerServiceProvider($app);
+        $serviceProvider->register();
+
+        /** @var SmtpTransport $transport */
+        $transport = $app->get('mailer.transport');
+
+        $this->assertEquals($this->smtpConfig['email']['host'], $transport->getHost());
+        $this->assertEquals($this->smtpConfig['email']['port'], $transport->getPort());
+        $this->assertEquals($this->smtpConfig['email']['encryption'], $transport->getEncryption());
+        $this->assertEquals($this->smtpConfig['email']['username'], $transport->getUsername());
+        $this->assertEquals($this->smtpConfig['email']['password'], $transport->getPassword());
+    }
+
+    /**
+     * @param array $configuration
+     * @return Application
+     */
+    protected function getApplication($configuration = []): Application
+    {
+        $app = new Application();
+
+        $configuration = new Config(array_replace_recursive($this->defaultConfig, $configuration));
+        $app->instance('config', $configuration);
+
+        $logger = $this->getMockForAbstractClass(LoggerInterface::class);
+        $app->instance(LoggerInterface::class, $logger);
+
+        return $app;
+    }
+
+    /**
+     * @param string[]    $abstracts
+     * @param Application $container
+     */
+    protected function assertExistsInContainer($abstracts, $container)
+    {
+        $first = array_shift($abstracts);
+        $this->assertContainerHas($first, $container);
+
+        foreach ($abstracts as $abstract) {
+            $this->assertContainerHas($abstract, $container);
+            $this->assertEquals($container->get($first), $container->get($abstract));
+        }
+    }
+
+    /**
+     * @param string      $abstract
+     * @param Application $container
+     */
+    protected function assertContainerHas($abstract, $container)
+    {
+        $this->assertTrue(
+            $container->has($abstract) || $container->hasMethodBinding($abstract),
+            sprintf('Container does not contain abstract %s', $abstract)
+        );
+    }
+}
-- 
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