public void CreateFromTypeWillInvokeContainerCorrectly() { // Fixture setup var requestedType = typeof(DoubleParameterType <long, short>); var parameters = requestedType.GetConstructors().Single().GetParameters(); var mockVerified = false; var containerMock = new DelegatingSpecimenContainer(); containerMock.OnCreate = r => { if (parameters.Any(r.Equals)) { mockVerified = true; var pType = ((ParameterInfo)r).ParameterType; if (typeof(long) == pType) { return(new long()); } if (typeof(short) == pType) { return(new short()); } } throw new AssertFailedException("Unexpected container request."); }; var sut = new ModestConstructorInvoker(); // Exercise system sut.Create(requestedType, containerMock); // Verify outcome Assert.IsTrue(mockVerified, "Mock verification"); // Teardown }
public void CreateFromTypeWhenParentCanGenerateBothParametersWillReturnCorrectResult() { // Fixture setup var expectedParameterValues = new object[] { 1, 2m }; var parameterQueue = new Queue <object>(expectedParameterValues); var requestedType = typeof(DoubleParameterType <int, decimal>); var parameters = requestedType.GetConstructors().Single().GetParameters(); var container = new DelegatingSpecimenContainer(); container.OnCreate = r => { if (parameters.Any(r.Equals)) { return(parameterQueue.Dequeue()); } return(null); }; var sut = new ModestConstructorInvoker(); // Exercise system var result = sut.Create(requestedType, container); // Verify outcome var actual = (DoubleParameterType <int, decimal>)result; Assert.AreEqual(expectedParameterValues[0], actual.Parameter1, "Create"); Assert.AreEqual(expectedParameterValues[1], actual.Parameter2, "Create"); // Teardown }
public void SutIsSpecimenBuilder() { // Fixture setup // Exercise system var sut = new ModestConstructorInvoker(); // Verify outcome Assert.IsInstanceOfType(sut, typeof(ISpecimenBuilder)); // Teardown }
public void CreateWithNullContainerWillThrow() { // Fixture setup var sut = new ModestConstructorInvoker(); // Exercise system var dummyRequest = new object(); sut.Create(dummyRequest, null); // Verify outcome (expected exception) // Teardown }
public void CreateFromTypeWithNoPublicConstructorWhenContainerCanSatisfyRequestWillReturnNull() { // Fixture setup var container = new DelegatingSpecimenContainer { OnCreate = r => new object() }; var sut = new ModestConstructorInvoker(); // Exercise system var result = sut.Create(typeof(AbstractType), container); // Verify outcome Assert.IsNull(result, "Create"); // Teardown }
public void CreateWithNullRequestWillReturnNull() { // Fixture setup var sut = new ModestConstructorInvoker(); // Exercise system var dummyContainer = new DelegatingSpecimenContainer(); var result = sut.Create(null, dummyContainer); // Verify outcome Assert.IsNull(result, "Create"); // Teardown }
public void CreateFromTypeRequestWhenContainerCannotSatisfyParameterRequestWillReturnNull() { // Fixture setup var type = typeof(string); var container = new DelegatingSpecimenContainer { OnCreate = r => null }; var sut = new ModestConstructorInvoker(); // Exercise system var result = sut.Create(type, container); // Verify outcome Assert.IsNull(result, "Create"); // Teardown }
public void CreateFromTypeWhenParentCanGenerateOneParameterButNotTheOtherWillReturnCorrectNull() { // Fixture setup var requestedType = typeof(DoubleParameterType <string, int>); var container = new DelegatingSpecimenContainer { OnCreate = r => typeof(string) == r ? new object() : null }; var sut = new ModestConstructorInvoker(); // Exercise system var result = sut.Create(requestedType, container); // Verify outcome Assert.IsNull(result, "Create"); // Teardown }
public void CreateFromTypeWhenParentCanGenerateOneParameterButNotTheOtherWillReturnCorrectNull() { // Fixture setup var requestedType = typeof(DoubleParameterType<string, int>); var container = new DelegatingSpecimenContainer { OnCreate = r => typeof(string) == r ? new object() : null }; var sut = new ModestConstructorInvoker(); // Exercise system var result = sut.Create(requestedType, container); // Verify outcome Assert.IsNull(result, "Create"); // Teardown }
public void CreateFromTypeWillInvokeContainerCorrectly() { // Fixture setup var requestedType = typeof(DoubleParameterType<long, short>); var parameters = requestedType.GetConstructors().Single().GetParameters(); var mockVerified = false; var containerMock = new DelegatingSpecimenContainer(); containerMock.OnCreate = r => { if (parameters.Any(r.Equals)) { mockVerified = true; var pType = ((ParameterInfo)r).ParameterType; if (typeof(long) == pType) { return new long(); } if (typeof(short) == pType) { return new short(); } } throw new AssertFailedException("Unexpected container request."); }; var sut = new ModestConstructorInvoker(); // Exercise system sut.Create(requestedType, containerMock); // Verify outcome Assert.IsTrue(mockVerified, "Mock verification"); // Teardown }
public void CreateFromTypeWhenParentCanGenerateBothParametersWillReturnCorrectResult() { // Fixture setup var expectedParameterValues = new object[] { 1, 2m }; var parameterQueue = new Queue<object>(expectedParameterValues); var requestedType = typeof(DoubleParameterType<int, decimal>); var parameters = requestedType.GetConstructors().Single().GetParameters(); var container = new DelegatingSpecimenContainer(); container.OnCreate = r => { if (parameters.Any(r.Equals)) { return parameterQueue.Dequeue(); } return null; }; var sut = new ModestConstructorInvoker(); // Exercise system var result = sut.Create(requestedType, container); // Verify outcome var actual = (DoubleParameterType<int, decimal>)result; Assert.AreEqual(expectedParameterValues[0], actual.Parameter1, "Create"); Assert.AreEqual(expectedParameterValues[1], actual.Parameter2, "Create"); // Teardown }