public void Should_return_list_only_containing_last_default_if_no_instances_appy_to_plugin_and_instance_context_and_a_default_is_specified()
{
var plugin1 = new ContextConditionalPlugin1 {
DoesApplyTo = c => false
};
var plugin2 = new ContextConditionalPlugin2 {
DoesApplyTo = c => false
};
var plugin3 = new ContextConditionalPlugin3 {
DoesApplyTo = c => false
};
var instances = new IContextConditionalPluginType[] { plugin1, plugin2, plugin3 };
var plugins = new ConditionalPlugins <IContextConditionalPluginType, PluginContext>(false)
.Configure(x => x
.Append <ContextConditionalPlugin1>()
.Append <ContextConditionalPlugin2>(@default: true)
.Append <ContextConditionalPlugin3>(@default: true));
var applies = plugins.ThatAppliesToOrDefault(instances,
new PluginContext(), new InstanceContext());
applies.ShouldOnlyContain(plugin3);
}
public void Should_return_instances_that_apply_to_instance_context(
[Values(true, false)] bool orDefault)
{
var plugin1 = new ContextConditionalPlugin3 {
DoesApplyTo = x => x.Value == 2
};
var plugin2 = new ContextConditionalPlugin2 {
DoesApplyTo = x => x.Value == 1
};
var plugin3 = new ContextConditionalPlugin3 {
DoesApplyTo = x => x.Value == 1
};
var instances = new IContextConditionalPluginType[] { plugin1, plugin3, plugin2 };
var plugins = new Plugins <IContextConditionalPluginType>(false)
.Configure(x => x
.Append <ContextConditionalPlugin1>()
.Append <ContextConditionalPlugin2>()
.Append <ContextConditionalPlugin3>());
var context = new InstanceContext {
Value = 1
};
var apply = (orDefault
? plugins.ThatApplyToOrDefault(instances, context)
: plugins.ThatApplyTo(instances, context)).ToList();
apply.ShouldOnlyContain(plugin2, plugin3);
}
public void Should_return_instances_that_apply_to_plugin_and_instance_context_when_they_exist_and_not_the_default()
{
var plugin1 = new ContextConditionalPlugin1 {
DoesApplyTo = c => c.Value == 2
};
var plugin2 = new ContextConditionalPlugin2 {
DoesApplyTo = c => c.Value == 1
};
var plugin3 = new ContextConditionalPlugin3 {
DoesApplyTo = c => c.Value == 1
};
var instances = new IContextConditionalPluginType[] { plugin1, plugin3, plugin2 };
var plugins = new ConditionalPlugins <IContextConditionalPluginType, PluginContext>(false)
.Configure(x => x
.Append <ContextConditionalPlugin1>(@default: true)
.Append <ContextConditionalPlugin2>(c => c.Value == 1)
.Append <ContextConditionalPlugin3>(c => c.Value == 1));
var applies = plugins.ThatAppliesToOrDefault(instances,
new PluginContext {
Value = 1
},
new InstanceContext {
Value = 1
});
applies.ShouldOnlyContain(plugin2, plugin3);
}
public void Should_return_instances_that_apply_to_plugin_and_instance_context()
{
var plugin1 = new ContextConditionalPlugin1 {
DoesApplyTo = c => c.Value == 1
};
var plugin2 = new ContextConditionalPlugin2 {
DoesApplyTo = c => c.Value == 2
};
var plugin3 = new ContextConditionalPlugin3 {
DoesApplyTo = c => c.Value == 2
};
var instances = new IContextConditionalPluginType[] { plugin1, plugin3, plugin2 };
var plugins = new ConditionalPlugins <IContextConditionalPluginType, PluginContext>(false)
.Configure(x => x
.Append <ContextConditionalPlugin1>()
.Append <ContextConditionalPlugin2>()
.Append <ContextConditionalPlugin3>(c => c.Value == 1));
var apply = plugins.ThatAppliesTo(instances,
new PluginContext {
Value = 1
},
new InstanceContext {
Value = 2
}).ToList();
apply.ShouldOnlyContain(plugin2, plugin3);
}
public void Should_return_first_instance_that_applies_to_instance_context()
{
var plugin1 = new ContextConditionalPlugin3 {
DoesApplyTo = x => x.Value == 2
};
var plugin2 = new ContextConditionalPlugin2 {
DoesApplyTo = x => x.Value == 1
};
var plugin3 = new ContextConditionalPlugin3 {
DoesApplyTo = x => x.Value == 1
};
var instances = new IContextConditionalPluginType[] { plugin1, plugin3, plugin2 };
var plugins = new Plugins <IContextConditionalPluginType>(false)
.Configure(x => x
.Append <ContextConditionalPlugin1>()
.Append <ContextConditionalPlugin2>()
.Append <ContextConditionalPlugin3>());
var context = new InstanceContext {
Value = 1
};
var apply = plugins.ThatAppliesToOrDefault(instances, context);
apply.ShouldEqual(plugin2);
}
public void Should_return_empty_list_if_no_instances_appy_to_plugin_and_instance_context_and_no_default_is_specified()
{
var plugin = new ContextConditionalPlugin {
DoesApplyTo = c => false
};
var instances = new IContextConditionalPluginType[] { plugin };
var plugins = new ConditionalPlugins <IContextConditionalPluginType, PluginContext>(false)
.Configure(x => x
.Append <ContextConditionalPlugin>());
var applies = plugins.ThatAppliesToOrDefault(instances,
new PluginContext(), new InstanceContext());
applies.ShouldBeEmpty();
}
public void Should_not_return_instances_that_dont_apply_to_plugin_and_instance_context(
[Values(true, false)] bool applies)
{
var plugin = new ContextConditionalPlugin {
DoesApplyTo = c => applies
};
var instances = new IContextConditionalPluginType[] { plugin };
var plugins = new ConditionalPlugins <IContextConditionalPluginType, PluginContext>(false)
.Configure(x => x
.Append <ContextConditionalPlugin>());
var apply = plugins.ThatAppliesTo(instances, new PluginContext(),
new InstanceContext()).ToList();
apply.Count.ShouldEqual(applies ? 1 : 0);
apply.Contains(plugin).ShouldEqual(applies);
}
public void Should_not_return_instances_by_plugin_context_and_instance_that_are_not_registered_in_the_plugin_list(
[Values(true, false)] bool isRegistered)
{
var plugin = new ContextConditionalPlugin {
DoesApplyTo = c => true
};
var instances = new IContextConditionalPluginType[] { plugin };
var plugins = new ConditionalPlugins <IContextConditionalPluginType, PluginContext>(false);
if (isRegistered)
{
plugins.Configure(x => x
.Append <ContextConditionalPlugin>());
}
var apply = plugins.ThatAppliesTo(instances, new PluginContext(), new InstanceContext()).ToList();
apply.Count.ShouldEqual(isRegistered ? 1 : 0);
apply.Contains(plugin).ShouldEqual(isRegistered);
}
public void Should_return_default_instances_if_none_apply_to_instance_context()
{
var plugin1 = new ContextConditionalPlugin3 {
DoesApplyTo = x => x.Value == 2
};
var plugin2 = new ContextConditionalPlugin2 {
DoesApplyTo = x => x.Value == 2
};
var instances = new IContextConditionalPluginType[] { plugin1, plugin2 };
var plugins = new Plugins <IContextConditionalPluginType>(false)
.Configure(x => x
.Append <ContextConditionalPlugin1>()
.Append <ContextConditionalPlugin2>(@default: true));
var context = new InstanceContext {
Value = 1
};
var apply = plugins.ThatApplyToOrDefault(instances, context).ToList();
apply.ShouldOnlyContain(plugin2);
}
