added plugin screen (#671)

tests/Plugin/PluginManagerTest.php

@@ -0,0 +1,78 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Plugin;
+
+use App\Plugin\Plugin;
+use App\Plugin\PluginInterface;
+use App\Plugin\PluginManager;
+use App\Plugin\PluginMetadata;
+use App\Tests\Plugin\Fixtures\TestPlugin;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @covers \App\Plugin\PluginManager
+ */
+class PluginManagerTest extends TestCase
+{
+    public function testEmptyObject()
+    {
+        $sut = new PluginManager([]);
+        $this->assertEmpty($sut->getPlugins());
+        $this->assertNull($sut->getPlugin('foo'));
+    }
+
+    public function testUnknownRendererReturnsNull()
+    {
+        $sut = new PluginManager([]);
+        $this->assertNull($sut->getPlugin('foo'));
+    }
+
+    public function testAdd()
+    {
+        $sut = new PluginManager([]);
+
+        $plugin = $this->getMockBuilder(PluginInterface::class)
+            ->setMethods(['getName', 'getPath'])
+            ->getMock();
+
+        $plugin->method('getName')->willReturn('foo');
+        $plugin->method('getPath')->willReturn('bar');
+
+        $sut->addPlugin(new TestPlugin());
+        $sut->addPlugin($plugin);
+        $sut->addPlugin(new TestPlugin());
+
+        // make sure a plugin with the same name is not added twice, the first one wins!
+        $this->assertEquals(2, count($sut->getPlugins()));
+
+        $foo = $sut->getPlugin('foo');
+        $this->assertInstanceOf(Plugin::class, $foo);
+        $this->assertEquals('foo', $foo->getName());
+        $this->assertEquals('bar', $foo->getPath());
+
+        $test = $sut->getPlugin('TestPlugin');
+        $this->assertInstanceOf(Plugin::class, $test);
+        $this->assertEquals('TestPlugin', $test->getName());
+        $this->assertEquals(new PluginMetadata(), $test->getMetadata());
+    }
+
+    public function testLoadMetadata()
+    {
+        $sut = new PluginManager([new TestPlugin()]);
+        $plugin = $sut->getPlugin('TestPlugin');
+        $sut->loadMetadata($plugin);
+
+        $meta = $plugin->getMetadata();
+        $this->assertEquals('0.9', $meta->getKimaiVersion());
+        $this->assertEquals('1.0', $meta->getVersion());
+        $this->assertEquals('Just a test fixture for the PluginManager', $meta->getDescription());
+        $this->assertEquals('https://github.com/kevinpapst/kimai2', $meta->getHomepage());
+    }
+}