public void SelectMethodsFromNullTypeThrows() { // Arrange var sut = new EnumerableFavoringConstructorQuery(); // Act & assert Assert.Throws <ArgumentNullException>(() => sut.SelectMethods(null)); }
public void SutIsMethodQuery() { // Arrange // Act var sut = new EnumerableFavoringConstructorQuery(); // Assert Assert.IsAssignableFrom <IMethodQuery>(sut); }
public void SelectMethodsFromTypeReturnsFirstMethodThatTakesEnumerableAsArgument(Type type) { var sut = new EnumerableFavoringConstructorQuery(); // Act var result = sut.SelectMethods(type); // Assert var genericParameterType = type.GetGenericArguments().Single(); Assert.Contains(result.First().Parameters, p => typeof(IEnumerable <>).MakeGenericType(genericParameterType).IsAssignableFrom(p.ParameterType)); }
public void DoesNotReturnConstructorsWithParametersOfEnclosingType() { // Arrange var sut = new EnumerableFavoringConstructorQuery(); // Act var result = sut.SelectMethods(typeof(TypeWithCopyConstructorsOnly)); // Assert Assert.Empty(result); }
public void SelectConstructorsFromNullTypeThrows() { // Fixture setup var sut = new EnumerableFavoringConstructorQuery(); // Exercise system and verify outcome Assert.Throws <ArgumentNullException>(() => sut.SelectConstructors(null)); // Teardown }
public void SelectMethodsPrefersSpecificEnumerableParameterOverDerivedParameter(Type type, Type expected) { // Arrange var sut = new EnumerableFavoringConstructorQuery(); // Act var result = sut.SelectMethods(type); // Assert Assert.Contains(result.First().Parameters, p => expected == p.ParameterType); }
public void SutIsMethodQuery() { // Fixture setup // Exercise system var sut = new EnumerableFavoringConstructorQuery(); // Verify outcome Assert.IsAssignableFrom <IMethodQuery>(sut); // Teardown }
public void SelectMethodsFromTypeWithNoPublicConstructorReturnsCorrectResult() { // Arrange var sut = new EnumerableFavoringConstructorQuery(); var typeWithNoPublicConstructors = typeof(AbstractType); // Act var result = sut.SelectMethods(typeWithNoPublicConstructors); // Assert Assert.False(result.Any()); }
public void SelectConstructorsFromTypeReturnsFirstMethodThatTakesEnumerableAsArgument(Type type) { var sut = new EnumerableFavoringConstructorQuery(); // Exercise system var result = sut.SelectConstructors(type); // Verify outcome var genericParameterType = type.GetGenericArguments().Single(); Assert.True(result.First().Parameters.Any(p => typeof(IEnumerable <>).MakeGenericType(genericParameterType).IsAssignableFrom(p.ParameterType))); // Teardown }
public void SelectMethodsPrefersSpecificEnumerableParameterOverDerivedParameter(Type type, Type expected) { // Fixture setup var sut = new EnumerableFavoringConstructorQuery(); // Exercise system var result = sut.SelectMethods(type); // Verify outcome Assert.True(result.First().Parameters.Any(p => expected == p.ParameterType)); // Teardown }
public void SelectFromTypeWithNoPublicConstructorReturnsCorrectResult() { // Fixture setup var sut = new EnumerableFavoringConstructorQuery(); var typeWithNoPublicConstructors = typeof(AbstractType); // Exercise system var result = sut.SelectConstructors(typeWithNoPublicConstructors); // Verify outcome Assert.False(result.Any()); // Teardown }
public void SelectMethodsFromTypeReturnsAllAppropriateResults(Type type) { // Arrange var expectedConstructors = from ci in type.GetConstructors() let parameters = ci.GetParameters() select new ConstructorMethod(ci) as IMethod; var sut = new EnumerableFavoringConstructorQuery(); // Act var result = sut.SelectMethods(type); // Assert Assert.True(expectedConstructors.All(m => result.Any(m.Equals))); }
public void SelectMethodsFromTypeReturnsCorrectlyOrderedResultWhenNoConstructorContainsEnumerableArguments(Type type) { // Arrange var expectedConstructors = from ci in type.GetConstructors() let parameters = ci.GetParameters() orderby parameters.Length ascending select new ConstructorMethod(ci) as IMethod; var sut = new EnumerableFavoringConstructorQuery(); // Act var result = sut.SelectMethods(type); // Assert Assert.True(expectedConstructors.SequenceEqual(result)); }
public void SelectFromTypeReturnsAllAppropriateResults(Type type) { // Fixture setup var expectedConstructors = from ci in type.GetConstructors() let parameters = ci.GetParameters() select new ConstructorMethod(ci) as IMethod; var sut = new EnumerableFavoringConstructorQuery(); // Exercise system var result = sut.SelectConstructors(type); // Verify outcome Assert.True(expectedConstructors.All(m => result.Any(m.Equals))); // Teardown }