public void Subject_and_expectation_member_paths_must_have_the_same_parent()
{
var subject = new SubjectWithProperty1();
var expectation = new ExpectationWithProperty2();
// Act
Action act = () => subject.Should()
.BeEquivalentTo(expectation, opt => opt
.WithMapping("Parent[].Property1", "OtherParent[].Property2"));
// Assert
act.Should()
.Throw <ArgumentException>()
.WithMessage("*parent*");
}
public void Null_as_the_subject_member_path_is_not_allowed()
{
var subject = new SubjectWithProperty1();
var expectation = new ExpectationWithProperty2();
// Act
Action act = () => subject.Should()
.BeEquivalentTo(expectation, opt => opt
.WithMapping("Parent[0].Property1", null));
// Assert
act.Should()
.Throw <ArgumentException>()
.WithMessage("*member path*");
}
public void Properties_can_be_mapped_by_name()
{
// Arrange
var subject = new SubjectWithProperty1 {
Property1 = "Hello"
};
var expectation = new ExpectationWithProperty2 {
Property2 = "Hello"
};
// Act / Assert
subject.Should()
.BeEquivalentTo(expectation, opt => opt
.WithMapping("Property2", "Property1"));
}
public void A_null_subject_should_result_in_a_normal_assertion_failure()
{
// Arrange
SubjectWithProperty1 subject = null;
ExpectationWithProperty2 expectation = new() { Property2 = "Hello" };
// Act
Action act = () => subject.Should()
.BeEquivalentTo(expectation, opt => opt
.WithMapping("Property2", "Property1"));
// Assert
act.Should()
.Throw <XunitException>()
.WithMessage("*Expected*ExpectationWithProperty2*found <null>*");
}
public void Mapping_to_a_non_existing_subject_member_is_not_allowed()
{
// Arrange
var subject = new SubjectWithProperty1 {
Property1 = "Hello"
};
var expectation = new ExpectationWithProperty2 {
Property2 = "Hello"
};
// Act
Action act = () => subject.Should()
.BeEquivalentTo(expectation, opt => opt
.WithMapping("Property2", "NonExistingProperty"));
// Assert
act.Should()
.Throw <ArgumentException>()
.WithMessage("*not have member NonExistingProperty*");
}
public void A_failed_assertion_reports_the_subjects_mapped_property()
{
// Arrange
var subject = new SubjectWithProperty1 {
Property1 = "Hello"
};
var expectation = new ExpectationWithProperty2 {
Property2 = "Hello2"
};
// Act
Action act = () => subject.Should()
.BeEquivalentTo(expectation, opt => opt
.WithMapping <SubjectWithProperty1>(e => e.Property2, e => e.Property1));
// Assert
act.Should()
.Throw <XunitException>()
.WithMessage("Expected property subject.Property1 to be*Hello*");
}
