public void AddPluginSourceCanOnlyAddOnce()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
tested.AddPluginSource(pluginSource);
DoAssert.Throws<ArgumentException>(() => tested.AddPluginSource(pluginSource) );
}
public void AddPluginSourceShouldListenToAllEventsOnPluginSourceAfterAdd()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
tested.AddPluginSource(pluginSource);
Assert.AreEqual(pluginSource.NumPluginAddedListeners, 1);
Assert.AreEqual(pluginSource.NumPluginRemovedListeners, 1);
}
public void ForgetLostPlugins()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
tested.AddPluginSource(pluginSource);
PluginDescriptor thePlugin = new PluginDescriptor()
{
QualifiedName = typeof(UnitTest_PluginRepository)
};
pluginSource.RaisePluginAdded(thePlugin);
var pluginsBefore = tested.Plugins(null).ToArray();
pluginSource.RaisePluginRemoved(thePlugin);
var pluginsAfter = tested.Plugins(null).ToArray();
Assert.IsTrue(pluginsAfter.Length - pluginsBefore.Length == -1);
Assert.IsFalse(pluginsAfter.Contains(thePlugin));
}
public void RememberFoundPlugins()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
tested.AddPluginSource(pluginSource);
var pluginsBefore = tested.Plugins(null).ToArray();
PluginDescriptor thePlugin = new PluginDescriptor()
{
QualifiedName = typeof(UnitTest_PluginRepository)
};
pluginSource.RaisePluginAdded(thePlugin);
var pluginsAfter = tested.Plugins(null).ToArray();
Assert.IsTrue(pluginsAfter.Length - pluginsBefore.Length == 1);
Assert.AreSame(thePlugin, pluginsAfter.Except(pluginsBefore).First());
}
public void ShouldStopListeningToAllEventsOnPluginSourceAfterRemove()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
tested.AddPluginSource(pluginSource);
tested.RemovePluginSource(pluginSource);
Assert.AreEqual(pluginSource.NumPluginAddedListeners, 0);
Assert.AreEqual(pluginSource.NumPluginRemovedListeners, 0);
}
public void ShouldOnlyReportPluginsThatMatchesFilter()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
tested.AddPluginSource(pluginSource);
PluginDescriptor plugin1 = new PluginDescriptor()
{
QualifiedName = typeof(MockPlugin1),
Name = "plugin1"
};
PluginDescriptor plugin2 = new PluginDescriptor()
{
QualifiedName = typeof(MockPlugin2),
Name = "plugin2"
};
pluginSource.RaisePluginAdded(plugin1);
pluginSource.RaisePluginAdded(plugin2);
PluginFilter filter = PluginFilter.Create.IsNamed("plugin1");
var foundPlugins = tested.Plugins(filter);
Assert.AreEqual(1, foundPlugins.Count());
Assert.AreSame(plugin1, foundPlugins.First());
}
public void RemovePluginSourceMustBeAddedToBeRemoved()
{
PluginRepository tested = new PluginRepository();
MockPluginSource pluginSource = new MockPluginSource();
DoAssert.Throws<ArgumentException>(() => tested.RemovePluginSource(pluginSource) );
}
