public void Should_return_plugin_instances_that_apply_to_context()
{
var plugin1a = new Plugin1a();
var plugin1b = new Plugin1b();
var plugin2 = new Plugin2();
var plugin3 = new Plugin3();
var plugin4 = new Plugin4();
var instances = new IPluginType[] { plugin1a, plugin1b, plugin2, plugin3, plugin4 };
var plugins = new ConditionalPlugins <IPluginType, Context>(false)
.Configure(x => x
.Append <Plugin1a>(c => c.Value == 1)
.Append <Plugin1b>(c => c.Value == 1)
.Append <Plugin2>(c => c.Value == 2)
.Append <Plugin3>());
var apply = plugins.ThatApplyTo(instances, new Context {
Value = 1
}).ToList();
apply.Count.ShouldEqual(3);
apply[0].Instance.ShouldEqual(plugin1a);
apply[1].Instance.ShouldEqual(plugin1b);
apply[2].Instance.ShouldEqual(plugin3);
apply = plugins.ThatApplyTo(instances, new Context {
Value = 2
}).ToList();
apply.Count.ShouldEqual(2);
apply[0].Instance.ShouldEqual(plugin2);
apply[1].Instance.ShouldEqual(plugin3);
}
public void Should_get_the_default_instance()
{
var plugin1 = new Plugin1();
var plugin2 = new Plugin2();
var plugin3 = new Plugin3();
var plugin4 = new Plugin4();
var instances = new IPluginType[] { plugin1, plugin2, plugin3, plugin4 };
var plugins = new ConditionalPlugins <IPluginType, Context>(false)
.Configure(x => x
.Append <Plugin1>()
.Append <Plugin2>(@default: true)
.Append <Plugin3>(@default: true)
.Append <Plugin4>());
plugins.GetDefaultInstance(instances).ShouldEqual(plugin3);
}
public void Should_replace_all_instance_plugins_of_the_specified_instance_or_prepend(
[Values(true, false)] bool @default)
{
var keep1 = Plugin <IPluginType> .Create(new Plugin2());
var keep2 = Plugin <IPluginType> .Create <Plugin1>();
var keep3 = Plugin <IPluginType> .Create(new Plugin1());
var instance = new Plugin4();
var replaceWith = Plugin <IPluginType> .Create(new Plugin3());
_plugins.Append(keep1);
_plugins.Append(keep2);
_plugins.Append(Plugin <IPluginType> .Create(instance));
_plugins.Append(keep3);
_plugins.ReplaceInstancePluginWithPrepend(instance, replaceWith, @default)
.ShouldOnlyContain(keep1, keep2, replaceWith, keep3);
_plugins.IsDefault(replaceWith).ShouldEqual(@default);
}
