public void CustomizeWithNullThrowsArgumentNullException()
{
// Fixture setup
var sut = new IncrementingDateTimeCustomization();
// Exercise system and verify outcome
Assert.Throws<ArgumentNullException>(() => sut.Customize(null));
// Teardown
}
public void SutIsCustomization()
{
// Fixture setup
// Exercise system
var sut = new IncrementingDateTimeCustomization();
// Verify outcome
Assert.IsAssignableFrom<ICustomization>(sut);
// Teardown
}
public void CustomizeAddsIncrementingDateTimeGeneratorToTheFixture()
{
// Fixture setup
var fixture = new Fixture();
var sut = new IncrementingDateTimeCustomization();
// Exercise system
sut.Customize(fixture);
// Verify outcome
var containsIncrementingDateTimeGenerator = fixture
.Customizations
.OfType<StrictlyMonotonicallyIncreasingDateTimeGenerator>()
.Any();
Assert.True(containsIncrementingDateTimeGenerator);
// Teardown
}