diff options
Diffstat (limited to 'plugins/Irc/extlib/phergie/Tests/Phergie/Plugin/HandlerTest.php')
| -rw-r--r-- | plugins/Irc/extlib/phergie/Tests/Phergie/Plugin/HandlerTest.php | 837 |
1 files changed, 837 insertions, 0 deletions
diff --git a/plugins/Irc/extlib/phergie/Tests/Phergie/Plugin/HandlerTest.php b/plugins/Irc/extlib/phergie/Tests/Phergie/Plugin/HandlerTest.php new file mode 100644 index 000000000..9ecdd327a --- /dev/null +++ b/plugins/Irc/extlib/phergie/Tests/Phergie/Plugin/HandlerTest.php @@ -0,0 +1,837 @@ +<?php +/** + * Phergie + * + * PHP version 5 + * + * LICENSE + * + * This source file is subject to the new BSD license that is bundled + * with this package in the file LICENSE. + * It is also available through the world-wide-web at this URL: + * http://phergie.org/license + * + * @category Phergie + * @package Phergie_Tests + * @author Phergie Development Team <team@phergie.org> + * @copyright 2008-2010 Phergie Development Team (http://phergie.org) + * @license http://phergie.org/license New BSD License + * @link http://pear.phergie.org/package/Phergie_Tests + */ + +/** + * Unit test suite for Pherge_Plugin_Handler. + * + * @category Phergie + * @package Phergie_Tests + * @author Phergie Development Team <team@phergie.org> + * @license http://phergie.org/license New BSD License + * @link http://pear.phergie.org/package/Phergie_Tests + */ +class Phergie_Plugin_HandlerTest extends PHPUnit_Framework_TestCase +{ + /** + * Plugin handler instance being tested + * + * @var Phergie_Plugin_Handler + */ + protected $handler; + + /** + * Mock Phergie_Config instance passed to the plugin handler constructor + * + * @var Phergie_Config + */ + protected $config; + + /** + * Mock Phergie_Event_Handler instance passed to the plugin handler + * constructor + * + * @var Phergie_Event_Handler + */ + protected $events; + + /** + * Returns a mock plugin instance. + * + * @param string $name Optional short name for the mock plugin, defaults + * to 'TestPlugin' + * @param array $methods Optional list of methods to override + * + * @return Phergie_Plugin_Abstract + */ + protected function getMockPlugin($name = 'TestPlugin', array $methods = array()) + { + $methods[] = 'getName'; + $plugin = $this->getMock('Phergie_Plugin_Abstract', $methods); + $plugin + ->expects($this->any()) + ->method('getName') + ->will($this->returnValue($name)); + return $plugin; + } + + /** + * Sets up a new handler instance before each test. + * + * @return void + */ + public function setUp() + { + $this->config = $this->getMock('Phergie_Config'); + $this->events = $this->getMock('Phergie_Event_Handler'); + $this->handler = new Phergie_Plugin_Handler( + $this->config, + $this->events + ); + } + + /** + * Tests iterability of the plugin handler. + * + * @return void + */ + public function testImplementsIteratorAggregate() + { + $reflection = new ReflectionObject($this->handler); + + $this->assertTrue( + $reflection->implementsInterface('IteratorAggregate'), + 'Handler does not implement IteratorAggregate' + ); + + $this->assertType( + 'Iterator', + $this->handler->getIterator(), + 'getIterator() must return an iterator' + ); + } + + /** + * Tests that a default iterator is returned if none is explicitly set. + * + * @return void + */ + public function testGetIteratorReturnsDefault() + { + $this->assertType( + 'Phergie_Plugin_Iterator', + $this->handler->getIterator() + ); + } + + /** + * Tests the ability to change the handler's iterator class when a valid + * class is specified. + * + * @return void + */ + public function testSetIteratorClassWithValidClass() + { + eval(' + class DummyIterator extends FilterIterator { + public function accept() { + return true; + } + } + '); + + $this->handler->setIteratorClass('DummyIterator'); + + $this->assertType( + 'DummyIterator', + $this->handler->getIterator() + ); + } + + /** + * Tests that a failure occurs when a nonexistent iterator class is + * specified. + * + * @return void + */ + public function testSetIteratorClassWithNonexistentClass() + { + try { + $this->handler->setIteratorClass('FooIterator'); + $this->fail('Expected exception was not thrown'); + } catch (Phergie_Plugin_Exception $e) { + return; + } + $this->fail('Unexpected exception was thrown'); + } + + /** + * Tests that a failure occurs when a class that is not a subclass of + * FilterIterator is specified. + * + * @return void + */ + public function testSetIteratorClassWithNonFilterIteratorClass() + { + try { + $this->handler->setIteratorClass('ArrayIterator'); + $this->fail('Expected exception was not thrown'); + } catch (Phergie_Plugin_Exception $e) { + return; + } + $this->fail('Unexpected exception was thrown'); + } + + /** + * Tests countability of the plugin handler. + * + * @return void + */ + public function testImplementsCountable() + { + $reflection = new ReflectionObject($this->handler); + + $this->assertTrue( + $reflection->implementsInterface('Countable'), + 'Handler does not implement Countable' + ); + + $this->assertType( + 'int', + count($this->handler), + 'count() must return an integer' + ); + } + + /** + * Tests the plugin handler exposing added plugins as instance + * properties of the handler via isset(). + * + * @return void + */ + public function testImplementsIsset() + { + $pluginName = 'TestPlugin'; + $this->assertFalse(isset($this->handler->{$pluginName})); + $plugin = $this->getMockPlugin($pluginName); + $this->handler->addPlugin($plugin); + $this->assertTrue(isset($this->handler->{$pluginName})); + } + + /** + * Tests the plugin handler exposing added plugins as instance + * properties of the handler. + * + * @depends testImplementsIsset + * @return void + */ + public function testImplementsGet() + { + $plugin = $this->getMockPlugin(); + $this->handler->addPlugin($plugin); + $name = $plugin->getName(); + $getPlugin = $this->handler->getPlugin($name); + $this->assertTrue(isset($this->handler->$name)); + $get = $this->handler->$name; + $this->assertSame($getPlugin, $get); + } + + /** + * Tests the plugin handler allowing for plugin removal via unset(). + * + * @depends testImplementsGet + * @return void + */ + public function testImplementsUnset() + { + $plugin = $this->getMockPlugin(); + $this->handler->addPlugin($plugin); + unset($this->handler->{$plugin->getName()}); + $this->assertFalse($this->handler->hasPlugin($plugin->getName())); + } + + /** + * Tests the plugin handler executing a callback on all contained + * plugins. + * + * @return void + */ + public function testImplementsCall() + { + foreach (range(1, 2) as $index) { + $plugin = $this->getMockPlugin('TestPlugin' . $index, array('callback')); + $plugin + ->expects($this->once()) + ->method('callback'); + $this->handler->addPlugin($plugin); + } + + $this->assertTrue($this->handler->callback()); + } + + /** + * Tests a newly instantiated handler not having plugins associated with + * it. + * + * @depends testImplementsCountable + * @return void + */ + public function testEmptyHandlerHasNoPlugins() + { + $this->assertEquals(0, count($this->handler)); + } + + /** + * Tests a newly instantiated handler not having autoloading enabled by + * default. + * + * @return void + */ + public function testGetAutoloadDefaultsToNotAutoload() + { + $this->assertFalse($this->handler->getAutoload()); + } + + /** + * Tests setAutoload(). + * + * @depends testGetAutoloadDefaultsToNotAutoload + * @return void + */ + public function testSetAutoload() + { + $this->assertSame( + $this->handler->setAutoload(true), + $this->handler, + 'setAutoload() does not provide a fluent interface' + ); + + $this->assertTrue( + $this->handler->getAutoload(), + 'setAutoload() had no effect on getAutoload()' + ); + } + + /** + * Tests addPath() providing a fluent interface. + * + * @return void + */ + public function testAddPathProvidesFluentInterface() + { + $handler = $this->handler->addPath(dirname(__FILE__)); + $this->assertSame($this->handler, $handler); + } + + /** + * Tests addPath() throwing an exception when it cannot read the + * directory. + * + * @return void + */ + public function testAddPathThrowsExceptionOnUnreadableDirectory() + { + try { + $this->handler->addPath('/an/unreadable/directory/path'); + } catch(Phergie_Plugin_Exception $e) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_DIRECTORY_NOT_READABLE, + $e->getCode() + ); + return; + } + + $this->fail('An expected exception has not been raised'); + } + + /** + * Tests adding a path to the plugin handler. + * + * @return void + */ + public function testAddPath() + { + $pluginName = 'Mock'; + + try { + $this->handler->addPlugin($pluginName); + } catch(Phergie_Plugin_Exception $e) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_CLASS_NOT_FOUND, + $e->getCode() + ); + } + + if (!isset($e)) { + $this->fail('Plugin loaded, path was already present'); + } + + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + + try { + $this->handler->addPlugin($pluginName); + } catch(Phergie_Plugin_Exception $e) { + $this->fail('Added path, plugin still not found'); + } + } + + /** + * Tests addPlugin() returning an added plugin instance. + * + * @return void + */ + public function testAddPluginByInstanceReturnsPluginInstance() + { + $plugin = $this->getMockPlugin(); + $returnedPlugin = $this->handler->addPlugin($plugin); + $this->assertSame( + $returnedPlugin, + $plugin, + 'addPlugin() does not return the instance passed to it' + ); + } + + /** + * Tests adding a plugin to the handler using the plugin's short name. + * + * @return void + */ + public function testAddPluginByShortName() + { + $pluginName = 'Mock'; + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + + $returnedPlugin = $this->handler->addPlugin($pluginName); + $this->assertTrue($this->handler->hasPlugin($pluginName)); + + $this->assertType( + 'Phergie_Plugin_Mock', + $this->handler->getPlugin($pluginName) + ); + + $this->assertSame( + $this->handler->getPlugin($pluginName), + $returnedPlugin, + 'Handler does not contain added plugin' + ); + } + + + /** + * Tests adding a plugin instance to the handler. + * + * @return void + */ + public function testAddPluginByInstance() + { + $plugin = $this->getMockPlugin(); + $returnedPlugin = $this->handler->addPlugin($plugin); + $this->assertTrue($this->handler->hasPlugin('TestPlugin')); + + $this->assertSame( + $plugin, + $returnedPlugin, + 'addPlugin() does not return added plugin instance' + ); + + $this->assertSame( + $plugin, + $this->handler->getPlugin('TestPlugin'), + 'getPlugin() does not return added plugin instance' + ); + } + + /** + * Tests addPlugin() throwing an exception when the plugin class file + * can't be found. + * + * @return void + */ + public function testAddPluginThrowsExceptionWhenPluginFileNotFound() + { + try { + $this->handler->addPlugin('TestPlugin'); + } catch(Phergie_Plugin_Exception $e) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_CLASS_NOT_FOUND, + $e->getCode() + ); + return; + } + + $this->fail('An expected exception has not been raised'); + } + + /** + * Recursively removes all files and subdirectories in a directory. + * + * @param string $path Directory path + * @return void + */ + private function removeDirectory($path) + { + if (file_exists($path)) { + $it = new RecursiveIteratorIterator( + new RecursiveDirectoryIterator($path), + RecursiveIteratorIterator::CHILD_FIRST + ); + foreach ($it as $entry) { + if ($it->isDot()) { + continue; + } + if ($entry->isDir()) { + rmdir($entry->getPathname()); + } else { + unlink($entry->getPathname()); + } + } + } + } + + /** + * Tests addPlugin() throwing an exception when the plugin class file is + * found, but does not contain the plugin class as expected. + * + * @return void + */ + public function testAddPluginThrowsExceptionWhenPluginClassNotFound() + { + $path = sys_get_temp_dir() . '/Phergie/Plugin'; + $this->removeDirectory(dirname($path)); + mkdir($path, 0777, true); + touch($path . '/TestPlugin.php'); + $this->handler->addPath($path, 'Phergie_Plugin_'); + + try { + $this->handler->addPlugin('TestPlugin'); + } catch(Phergie_Plugin_Exception $e) { } + + if (isset($e)) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_CLASS_NOT_FOUND, + $e->getCode() + ); + } else { + $this->fail('An expected exception has not been raised'); + } + + $this->removeDirectory(dirname($path)); + } + + /** + * Tests addPlugin() throwing an exception when trying to instantiate a + * class that doesn't extend Phergie_Plugin_Abstract. + * + * @return void + */ + public function testAddPluginThrowsExceptionIfRequestingNonPlugin() + { + try { + $this->handler->addPlugin('Handler'); + } catch(Phergie_Plugin_Exception $e) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_INCORRECT_BASE_CLASS, + $e->getCode() + ); + return; + } + + $this->fail('An expected exception has not been raised'); + } + + /** + * Tests addPlugin() throwing an exception when trying to instantiate a + * class that can't be instantiated. + * + * @return void + */ + public function testAddPluginThrowsExceptionIfPluginNotInstantiable() + { + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + try { + $this->handler->addPlugin('TestNonInstantiablePluginFromFile'); + } catch(Phergie_Plugin_Exception $e) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_CLASS_NOT_INSTANTIABLE, + $e->getCode() + ); + return; + } + + $this->fail('An expected exception has not been raised'); + } + + /** + * Tests adding a plugin by its short name with arguments passed to the + * plugin constructor. + * + * @return void + */ + public function testAddPluginShortNamePassesArgsToConstructor() + { + $pluginName = 'Mock'; + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + + $arguments = array('a', 'b', 'c'); + $plugin = $this->handler->addPlugin($pluginName, $arguments); + + $this->assertAttributeSame( + $arguments, + 'arguments', + $plugin, + 'Arguments do not match' + ); + } + + /** + * Tests addPlugin() passing Phergie_Config to an instantiated plugin. + * + * @return void + */ + public function testAddPluginPassesConstructorArguments() + { + $pluginName = 'Mock'; + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + $plugin = $this->handler->addPlugin($pluginName); + + $this->assertSame( + $this->config, + $plugin->getConfig(), + 'Phergie_Config instances do not match' + ); + + $this->assertSame( + $this->events, + $plugin->getEventHandler(), + 'Phergie_Event_Handler instances do not match' + ); + } + + /** + * Tests addPlugin() calling onLoad() on an instantiated plugin. + * + * @return void + */ + public function testAddPluginCallsOnLoadOnInstantiatedPlugin() + { + $plugin = $this->getMockPlugin(null, array('onLoad')); + $plugin + ->expects($this->once()) + ->method('onLoad'); + $this->handler->addPlugin($plugin); + } + + /** + * Tests addPlugin() returning the same plugin when called twice. + * + * @return void + */ + public function testAddPluginReturnsSamePluginWhenAskedTwice() + { + $pluginName = 'Mock'; + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + $plugin1 = $this->handler->addPlugin($pluginName); + $plugin2 = $this->handler->addPlugin($pluginName); + $this->assertSame($plugin1, $plugin2); + } + + /** + * Tests getPlugin() throwing an exception when trying to get an + * unloaded plugin with autoload disabled. + * + * @depends testGetAutoloadDefaultsToNotAutoload + * @return void + */ + public function testExceptionThrownWhenLoadingPluginWithoutAutoload() + { + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + + try { + $this->handler->getPlugin('Mock'); + } catch (Phergie_Plugin_Exception $expected) { + $this->assertEquals( + Phergie_Plugin_Exception::ERR_PLUGIN_NOT_LOADED, + $expected->getCode() + ); + return; + } + + $this->fail('An expected exception has not been raised'); + } + + /** + * Tests addPlugins() with a plugin short name and no plugin constructor + * arguments. + * + * @depends testAddPluginByShortName + * @depends testAddPluginByInstance + * @return void + */ + public function testAddPluginsWithoutArguments() + { + $prefix = 'Phergie_Plugin_'; + $this->handler->addPath(dirname(__FILE__), $prefix); + + $plugin = 'Mock'; + $this->handler->addPlugins(array($plugin)); + $returnedPlugin = $this->handler->getPlugin($plugin); + $this->assertContains( + get_class($returnedPlugin), + $prefix . $plugin, + 'Short name plugin not of expected class' + ); + } + + /** + * Tests addPlugins() with a plugin short name and plugin constructor + * arguments. + * + * @depends testAddPluginByShortName + * @depends testAddPluginByInstance + * @return void + */ + public function testAddPluginsWithArguments() + { + $prefix = 'Phergie_Plugin_'; + $this->handler->addPath(dirname(__FILE__), $prefix); + + $arguments = array(1, 2, 3); + $plugin = array('Mock', $arguments); + $this->handler->addPlugins(array($plugin)); + $returnedPlugin = $this->handler->getPlugin('Mock'); + $this->assertEquals( + $arguments, + $returnedPlugin->getArguments(), + 'Constructor arguments for instance plugin do not match' + ); + } + + /** + * Tests removePlugin() with a plugin instance. + * + * @depends testAddPluginByInstance + * @return void + */ + public function testRemovePluginByInstance() + { + $plugin = $this->getMockPlugin(); + $this->handler->addPlugin($plugin); + $this->handler->removePlugin($plugin); + $this->assertFalse( + $this->handler->hasPlugin($plugin->getName()), + 'Plugin was not removed' + ); + } + + /** + * Tests removePlugin() with a plugin short name. + * + * @depends testAddPluginByShortName + * @return void + */ + public function testRemovePluginByShortName() + { + $plugin = 'Mock'; + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + + $this->handler->addPlugin($plugin); + $this->handler->removePlugin($plugin); + $this->assertFalse( + $this->handler->hasPlugin($plugin), + 'Plugin was not removed' + ); + } + + /** + * Tests getPlugin() when the plugin is not already loaded and + * autoloading is disabled. + * + * @depends testSetAutoload + * @return void + */ + public function testGetPluginWithAutoloadEnabled() + { + $this->handler->setAutoload(true); + $this->handler->addPath(dirname(__FILE__), 'Phergie_Plugin_'); + $plugin = $this->handler->getPlugin('Mock'); + $this->assertType( + 'Phergie_Plugin_Mock', + $plugin, + 'Retrieved plugin not of expected class' + ); + } + + /** + * Tests getPlugins(). + * + * @depends testGetPluginWithAutoloadEnabled + * @return void + */ + public function testGetPlugins() + { + $plugin1 = $this->getMockPlugin('TestPlugin1'); + $this->handler->addPlugin($plugin1); + + $plugin2 = $this->getMockPlugin('TestPlugin2'); + $this->handler->addPlugin($plugin2); + + $expected = array( + 'testplugin1' => $plugin1, + 'testplugin2' => $plugin2, + ); + + $actual = $this->handler->getPlugins(); + $this->assertEquals($expected, $actual); + + $actual = $this->handler->getPlugins(array('testplugin1', 'testplugin2')); + $this->assertEquals($expected, $actual); + } + + /** + * Tests that multiple plugin iterators can be used concurrently. + * + * @return void + */ + public function testUseMultiplePluginIteratorsConcurrently() + { + $plugin1 = $this->getMockPlugin('TestPlugin1'); + $this->handler->addPlugin($plugin1); + + $plugin2 = $this->getMockPlugin('TestPlugin2'); + $this->handler->addPlugin($plugin2); + + $iterator1 = $this->handler->getIterator(); + $iterator1->next(); + $this->assertSame($plugin2, $iterator1->current()); + + $iterator2 = $this->handler->getIterator(); + $this->assertSame($plugin1, $iterator2->current()); + } + + /** + * Tests adding plugin paths via configuration. + * + * @return void + */ + public function testAddPluginPathsViaConfiguration() + { + $dir = dirname(__FILE__); + $prefix = 'Phergie_Plugin_'; + $paths = array($dir => $prefix); + $this->config + ->expects($this->any()) + ->method('offsetExists') + ->will($this->returnValue(true)); + $this->config + ->expects($this->any()) + ->method('offsetGet') + ->will($this->returnValue($paths)); + + // Reinitialize the handler so the configuration change takes effect + // within the constructor + $this->handler = new Phergie_Plugin_Handler( + $this->config, + $this->events + ); + + $this->handler->setAutoload(true); + $this->handler->getPlugin('Mock'); + } +} |