public void ClassStartThrowsWhenClassHasMoreThanOneConstructor(Type classType)
{
var sut = new ParadigmTestClassCommand
{
TypeUnderTest = Reflector.Wrap(classType)
};
var exception = sut.ClassStart();
Assert.IsType<InvalidParadigmException>(exception);
Assert.Equal("The class " + classType.FullName + " must have exactly one constructor", exception.Message);
}
public void ClassStartDoesNotThrowUponMatchingConstructor(
Type classType,
object[] exemplarArguments,
ParadigmTestClassCommand sut,
IAttributeInfo attributeInfo,
ParadigmDataAttribute attribute)
{
Mock.Get(sut.TypeUnderTest).SetupGet(x => x.Type)
.Returns(classType);
Mock.Get(sut.TypeUnderTest).Setup(x => x.GetCustomAttributes(typeof(ParadigmDataAttribute)))
.Returns(new[] { attributeInfo });
Mock.Get(attributeInfo).Setup(x => x.GetInstance<ParadigmDataAttribute>())
.Returns(attribute);
Mock.Get(attribute).Setup(x => x.GetData(It.IsAny<ConstructorInfo>(), It.IsAny<Type[]>()))
.Returns(new[] { exemplarArguments });
Assert.Null(sut.ClassStart());
}
public void ClassStartThrowsUponMismatchingConstructors(
Type classType,
object[] exemplarArguments,
string expectedMessage,
ParadigmTestClassCommand sut,
IAttributeInfo attributeInfo,
ParadigmDataAttribute attribute)
{
Mock.Get(sut.TypeUnderTest).SetupGet(x => x.Type)
.Returns(classType);
Mock.Get(sut.TypeUnderTest).Setup(x => x.GetCustomAttributes(typeof (ParadigmDataAttribute)))
.Returns(new[] { attributeInfo });
Mock.Get(attributeInfo).Setup(x => x.GetInstance<ParadigmDataAttribute>())
.Returns(attribute);
Mock.Get(attribute).Setup(x => x.GetData(It.IsAny<ConstructorInfo>(), It.IsAny<Type[]>()))
.Returns(new [] { exemplarArguments });
var exception = sut.ClassStart();
Assert.IsType<InvalidParadigmExemplarException>(exception);
Assert.Equal(expectedMessage, exception.Message);
}
public void RandomOrderIsUsedToChooseNextTest(int count, int randomValue, [Frozen] IRandomizer randomizer, ParadigmTestClassCommand sut, IFixture fixture)
{
Mock.Get(randomizer).Setup(x => x.Next(count)).Returns(randomValue);
var methods = fixture.CreateMany<IMethodInfo>(count).ToList();
var actual = sut.ChooseNextTest(methods);
Assert.Equal(randomValue, actual);
}
public void OnlyTypeMethodsWithFactAttributeAreConsideredTests(
bool firstHasFact,
bool secondHasFact,
bool thirdHasFact,
ParadigmTestClassCommand sut,
IMethodInfo[] methods)
{
Mock.Get(sut.TypeUnderTest).Setup(x => x.GetMethods()).Returns(methods);
foreach (var methodInfo in methods)
{
Mock.Get(methodInfo).SetupGet(x => x.IsAbstract).Returns(false);
}
Mock.Get(methods[0]).Setup(x => x.HasAttribute(typeof(FactAttribute))).Returns(firstHasFact);
Mock.Get(methods[1]).Setup(x => x.HasAttribute(typeof(FactAttribute))).Returns(secondHasFact);
Mock.Get(methods[2]).Setup(x => x.HasAttribute(typeof(FactAttribute))).Returns(thirdHasFact);
var expected = new List<IMethodInfo>();
if (firstHasFact) expected.Add(methods[0]);
if (secondHasFact) expected.Add(methods[1]);
if (thirdHasFact) expected.Add(methods[2]);
var actual = sut.EnumerateTestMethods();
Assert.Equal(expected, actual);
}
public void MethodsWithFactAttributeAreConsideredTests(ParadigmTestClassCommand sut, IMethodInfo methodToTest)
{
Mock.Get(methodToTest).SetupGet(x => x.IsAbstract).Returns(false);
Mock.Get(methodToTest).Setup(x => x.HasAttribute(typeof(FactAttribute))).Returns(true);
Assert.True(sut.IsTestMethod(methodToTest));
}
public void MethodsWithoutFactAttributeAreSkipped(ParadigmTestClassCommand sut, IMethodInfo methodToTest)
{
Mock.Get(methodToTest).Setup(x => x.HasAttribute(typeof (FactAttribute))).Returns(false);
Assert.False(sut.IsTestMethod(methodToTest));
}
public void SkippedMethodsAreHandled(
string skipReason,
ParadigmTestClassCommand sut,
IMethodInfo methodToTest)
{
Mock.Get(methodToTest).Setup(x => x.GetCustomAttributes(typeof (FactAttribute)))
.Returns(new[]
{
Reflector.Wrap(new FactAttribute
{
Skip = skipReason
})
});
sut.ClassStart();
var commands = sut.EnumerateTestCommands(methodToTest).ToList();
Assert.That(commands, Is.OfLength(1));
Assert.That(commands[0], Describe.Object<ITestCommand>()
.Cast<SkipCommand>(c => c.Property(x => x.Reason, Is.EqualTo(skipReason))));
}
public void AbstractMethodsAreSkipped(ParadigmTestClassCommand sut, IMethodInfo methodToTest)
{
Mock.Get(methodToTest).SetupGet(x => x.IsAbstract).Returns(true);
Assert.False(sut.IsTestMethod(methodToTest));
}
public void ExceptionThrownDuringFixtureSetDisposeIsReturnedButNotThrown(
[Frozen] IFixtureSetFactory fixtureSetFactory,
ParadigmTestClassCommand sut,
IFixtureSet fixtureSet,
Exception expected
)
{
Mock.Get(fixtureSetFactory).Setup(x => x.CreateFixturesFor(sut.TypeUnderTest))
.Returns(fixtureSet);
sut.ClassStart();
Mock.Get(fixtureSet).Setup(x => x.Dispose()).Throws(expected);
var result = sut.ClassFinish();
Assert.Same(expected, result);
}
public void FixtureSetIsDisposedOnClassFinish (
[Frozen] IFixtureSetFactory fixtureSetFactory,
ParadigmTestClassCommand sut,
IFixtureSet fixtureSet)
{
Mock.Get(fixtureSetFactory).Setup(x => x.CreateFixturesFor(sut.TypeUnderTest))
.Returns(fixtureSet);
sut.ClassStart();
Mock.Get(fixtureSet).Verify(x => x.Dispose(), Times.Never());
var result = sut.ClassFinish();
Mock.Get(fixtureSet).Verify(x => x.Dispose());
Assert.Null(result);
}
public void CreatedFixtureSetIsUsedToCreateTestCommands(
[Frozen] IExemplarFactory exemplarFactory,
[Frozen] IFixtureSetFactory fixtureSetFactory,
ParadigmTestClassCommand sut,
IParadigmExemplar[] exemplars,
IEnumerable<ITestCommand>[] createdCommands,
IFixtureSet fixtureSet,
IMethodInfo methodInfo)
{
Mock.Get(exemplarFactory).Setup(x => x.CreateExemplarsFor(sut.TypeUnderTest))
.Returns(exemplars);
for (var i = 0; i < exemplars.Length; i++)
{
Mock.Get(exemplars[i]).Setup(x => x.CreateTestCommands(It.IsAny<IMethodInfo>(), fixtureSet))
.Returns(createdCommands[i]);
}
Mock.Get(fixtureSetFactory).Setup(x => x.CreateFixturesFor(sut.TypeUnderTest))
.Returns(fixtureSet);
sut.ClassStart();
var commands = sut.EnumerateTestCommands(methodInfo);
Assert.Equal(createdCommands.SelectMany(x => x), commands);
}
public void ExceptionFromFixtureSetCreationIsReturnedButNotThrown(
[Frozen] IFixtureSetFactory fixtureSetFactory,
ParadigmTestClassCommand sut,
Exception expected)
{
Mock.Get(fixtureSetFactory).Setup(x => x.CreateFixturesFor(sut.TypeUnderTest))
.Throws(expected);
var actual = sut.ClassStart();
Assert.Same(expected, actual);
}
public void FixtureSetIsCreatedDuringClassStart(
[Frozen] IFixtureSetFactory fixtureSetFactory,
ParadigmTestClassCommand sut,
IFixtureSet fixtureSet)
{
Mock.Get(fixtureSetFactory).Setup(x => x.CreateFixturesFor(sut.TypeUnderTest))
.Returns(fixtureSet);
var result = sut.ClassStart();
Assert.Null(result);
Assert.Same(fixtureSet, sut.FixtureSet);
}
