From 022c1707e284690309a2d4bf848e4ee888c6672b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Sch=C3=A4dlich?= <jan.schaedlich@sensiolabs.de>
Date: Mon, 17 Feb 2020 17:19:34 +0100
Subject: [PATCH] [Notifier] Add tests for AbstractChannel and ChannelPolicy

---
 .../Tests/Channel/AbstractChannelTest.php     | 44 +++++++++++++++++
 .../Tests/Channel/ChannelPolicyTest.php       | 48 +++++++++++++++++++
 2 files changed, 92 insertions(+)
 create mode 100644 src/Symfony/Component/Notifier/Tests/Channel/AbstractChannelTest.php
 create mode 100644 src/Symfony/Component/Notifier/Tests/Channel/ChannelPolicyTest.php

diff --git a/src/Symfony/Component/Notifier/Tests/Channel/AbstractChannelTest.php b/src/Symfony/Component/Notifier/Tests/Channel/AbstractChannelTest.php
new file mode 100644
index 0000000000..abaf5a1692
--- /dev/null
+++ b/src/Symfony/Component/Notifier/Tests/Channel/AbstractChannelTest.php
@@ -0,0 +1,44 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Notifier\Tests\Channel;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Notifier\Channel\AbstractChannel;
+use Symfony\Component\Notifier\Exception\LogicException;
+use Symfony\Component\Notifier\Notification\Notification;
+use Symfony\Component\Notifier\Recipient\Recipient;
+
+/**
+ * @author Jan Schädlich <jan.schaedlich@sensiolabs.de>
+ */
+class AbstractChannelTest extends TestCase
+{
+    public function testChannelCannotBeConstructedWithoutTransportAndBus()
+    {
+        $this->expectException(LogicException::class);
+
+        new DummyChannel();
+    }
+}
+
+class DummyChannel extends AbstractChannel
+{
+    public function notify(Notification $notification, Recipient $recipient, string $transportName = null): void
+    {
+        return;
+    }
+
+    public function supports(Notification $notification, Recipient $recipient): bool
+    {
+        return false;
+    }
+}
diff --git a/src/Symfony/Component/Notifier/Tests/Channel/ChannelPolicyTest.php b/src/Symfony/Component/Notifier/Tests/Channel/ChannelPolicyTest.php
new file mode 100644
index 0000000000..59acb33f0c
--- /dev/null
+++ b/src/Symfony/Component/Notifier/Tests/Channel/ChannelPolicyTest.php
@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Notifier\Tests\Channel;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Notifier\Channel\ChannelPolicy;
+use Symfony\Component\Notifier\Exception\InvalidArgumentException;
+
+/**
+ * @author Jan Schädlich <jan.schaedlich@sensiolabs.de>
+ */
+class ChannelPolicyTest extends TestCase
+{
+    public function testCannotRetrieveChannelsUsingUnavailableImportance()
+    {
+        $this->expectException(InvalidArgumentException::class);
+
+        $channelPolicy = new ChannelPolicy(['urgent' => ['chat']]);
+        $channelPolicy->getChannels('low');
+    }
+
+    /**
+     * @dataProvider provideValidPolicies
+     */
+    public function testCanRetrieveChannels(array $policy, string $importance, array $expectedChannels)
+    {
+        $channelPolicy = new ChannelPolicy($policy);
+        $channels = $channelPolicy->getChannels($importance);
+
+        $this->assertSame($expectedChannels, $channels);
+    }
+
+    public function provideValidPolicies(): \Generator
+    {
+        yield [['urgent' => ['chat']], 'urgent', ['chat']];
+        yield [['urgent' => ['chat', 'sms']], 'urgent', ['chat', 'sms']];
+        yield [['urgent' => ['chat', 'chat/slack', 'sms']], 'urgent', ['chat', 'chat/slack', 'sms']];
+    }
+}