public void CustomizeNullFixtureThrows()
{
// Fixture setup
var sut = new DisposableTrackingCustomization();
// Exercise system and verify outcome
Assert.Throws<ArgumentNullException>(() =>
sut.Customize(null));
// Teardown
}
public void CustomizeAddsCorrectBehavior()
{
// Fixture setup
var fixture = new Fixture();
var sut = new DisposableTrackingCustomization();
// Exercise system
sut.Customize(fixture);
// Verify outcome
Assert.Contains(sut.Behavior, fixture.Behaviors);
// Teardown
}