public void CustomizeNullFixtureThrows()
 {
     // Fixture setup
     var sut = new MultipleCustomization();
     // Exercise system and verify outcome
     Assert.Throws<ArgumentNullException>(() =>
         sut.Customize(null));
     // Teardown
 }
 public void CustomizeAddsRelayToFixture(Type relayType)
 {
     // Fixture setup
     var sut = new MultipleCustomization();
     var fixture = new Fixture();
     // Exercise system
     sut.Customize(fixture);
     // Verify outcome
     Assert.True(fixture.ResidueCollectors.Any(b => relayType.IsAssignableFrom(b.GetType())));
     // Teardown
 }
 public void CustomizeAddsBuilderForProperConcreteMultipleType(Type specificationType, Type queryType)
 {
     // Fixture setup
     var sut = new MultipleCustomization();
     var fixture = new Fixture();
     // Exercise system
     sut.Customize(fixture);
     // Verify outcome
     Assert.True(fixture.Customizations
         .OfType<FilteringSpecimenBuilder>()
         .Where(b => specificationType.IsAssignableFrom(b.Specification.GetType()))
         .Where(b => typeof(MethodInvoker).IsAssignableFrom(b.Builder.GetType()))
         .Select(b => (MethodInvoker)b.Builder)
         .Where(i => queryType.IsAssignableFrom(i.Query.GetType()))
         .Any());
     // Teardown
 }
 public void CustomizeAddsBuilderForConcreteDictionaries()
 {
     // Fixture setup
     var sut = new MultipleCustomization();
     var fixture = new Fixture();
     // Exercise system
     sut.Customize(fixture);
     // Verify outcome
     Assert.True(fixture.Customizations
         .OfType<FilteringSpecimenBuilder>()
         .Where(b => typeof(DictionarySpecification).IsAssignableFrom(b.Specification.GetType()))
         .Where(b => typeof(Postprocessor).IsAssignableFrom(b.Builder.GetType()))
         .Select(b => (Postprocessor)b.Builder)
         .Where(p => p.Action == DictionaryFiller.AddMany)
         .Where(p => typeof(MethodInvoker).IsAssignableFrom(p.Builder.GetType()))
         .Select(p => (MethodInvoker)p.Builder)
         .Where(i => typeof(ModestConstructorQuery).IsAssignableFrom(i.Query.GetType()))
         .Any());
     // Teardown
 }