public void Arrange_returns_result_of_applying_mutation_to_parent_Arrange()
{
// Arrange
var parentArrangement = new ClassToTest(4);
var theParent = new DummyTestComposite<ClassToTest>();
theParent.StubbedArrange = () => parentArrangement;
var theMutation = new DummyMutation<ClassToTest>();
ClassToTest itemPassedToMutationApply = null;
theMutation.StubbedApply = d => itemPassedToMutationApply = d;
var sut = MakeSut(theParent, theMutation);
// Act
var actual = sut.Arrange();
// Assert
Assert.Same(parentArrangement, actual);
Assert.Same(parentArrangement, itemPassedToMutationApply);
}
public void Composite_with_ConditionToTest_returns_a_TestComposite_with_Arrange_from_parent_Arrange_AND_its_own()
{
// Arrange
var sut = MakeSut();
var arrangeReturn = new ClassToTest(5);
var parent = new DummyTestComposite<ClassToTest>();
parent.StubbedArrange = () => arrangeReturn;
var mutationNewIntProperty = 666;
var mutation = new DummyMutation<ClassToTest>();
mutation.StubbedApply = c => c.IntProperty = mutationNewIntProperty;
var composite = sut.Composite(parent, mutation);
// Act
var actual = composite.Arrange();
// Assert
Assert.Same(arrangeReturn, actual);
Assert.Equal(actual.IntProperty, mutationNewIntProperty);
}
public void Description_returns_Parent_descriptions_AND_mutation_Description()
{
// Arrange
var mutationDescription = "la super description";
var theMutation = new DummyMutation<ClassToTest>(mutationDescription);
var parentDescription = "parent description";
var theParent = new DummyTestComposite<ClassToTest>(parentDescription);
var sut = MakeSut(theParent, theMutation);
var expectedDescription = parentDescription + " AND " + mutationDescription;
// Act
var actual = sut.Description;
// Assert
Assert.Equal(expectedDescription, actual);
}