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How to use TestMethod method of Xunit.v3.Mocks class
Best Xunit code snippet using Xunit.v3.Mocks.TestMethod
TheoryDiscovererTests.cs
Source:TheoryDiscovererTests.cs 
...67 public async void DiscoveryOptions_PreEnumerateTheoriesSetToTrue_YieldsTestCasePerDataRow()68 {69 discoveryOptions.SetPreEnumerateTheories(true);70 var discoverer = new TheoryDiscoverer();71 var testMethod = Mocks.TestMethod<MultipleDataClass>(nameof(MultipleDataClass.TheoryMethod));72 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();73 var testCases = (await discoverer.Discover(discoveryOptions, testMethod, factAttribute)).ToList();74 Assert.Collection(75 testCases.Select(tc => tc.TestCaseDisplayName).OrderBy(x => x),76 displayName => Assert.Equal($"{typeof(MultipleDataClass).FullName}.{nameof(MultipleDataClass.TheoryMethod)}(x: 2112)", displayName),77 displayName => Assert.Equal($"{typeof(MultipleDataClass).FullName}.{nameof(MultipleDataClass.TheoryMethod)}(x: 42)", displayName)78 );79 }80 [Fact]81 public async void DiscoveryOptions_PreEnumerateTheoriesSetToFalse_YieldsSingleTestCase()82 {83 discoveryOptions.SetPreEnumerateTheories(false);84 var discoverer = new TheoryDiscoverer();85 var testMethod = Mocks.TestMethod<MultipleDataClass>(nameof(MultipleDataClass.TheoryMethod));86 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();87 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);88 var testCase = Assert.Single(testCases);89 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);90 Assert.Equal($"{typeof(MultipleDataClass).FullName}.{nameof(MultipleDataClass.TheoryMethod)}", testCase.TestCaseDisplayName);91 }92 class MultipleDataAttribute : DataAttribute93 {94 public override ValueTask<IReadOnlyCollection<ITheoryDataRow>?> GetData(MethodInfo testMethod) =>95 new(96 new[]97 {98 new TheoryDataRow(42),99 new TheoryDataRow(2112)100 }101 );102 }103 class MultipleDataClass104 {105 [Theory, MultipleDataAttribute]106 public void TheoryMethod(int x) { }107 }108 [Fact]109 public async void DiscoveryOptions_PreEnumerateTheoriesSetToTrueWithSkipOnData_YieldsSkippedTestCasePerDataRow()110 {111 discoveryOptions.SetPreEnumerateTheories(true);112 var discoverer = new TheoryDiscoverer();113 var testMethod = Mocks.TestMethod<MultipleDataClassSkipped>(nameof(MultipleDataClassSkipped.TheoryMethod));114 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();115 var testCases = (await discoverer.Discover(discoveryOptions, testMethod, factAttribute)).ToList();116 Assert.Collection(117 testCases.OrderBy(tc => tc.TestCaseDisplayName),118 testCase =>119 {120 Assert.Equal($"{typeof(MultipleDataClassSkipped).FullName}.{nameof(MultipleDataClassSkipped.TheoryMethod)}(x: 2112)", testCase.TestCaseDisplayName);121 Assert.Equal("Skip this attribute", testCase.SkipReason);122 },123 testCase =>124 {125 Assert.Equal($"{typeof(MultipleDataClassSkipped).FullName}.{nameof(MultipleDataClassSkipped.TheoryMethod)}(x: 42)", testCase.TestCaseDisplayName);126 Assert.Equal("Skip this attribute", testCase.SkipReason);127 }128 );129 }130 class MultipleDataClassSkipped131 {132 [Theory, MultipleData(Skip = "Skip this attribute")]133 public void TheoryMethod(int x) { }134 }135 [Fact]136 public async void ThrowingData()137 {138 var spy = SpyMessageSink.Capture();139 TestContext.Current!.DiagnosticMessageSink = spy;140 var discoverer = new TheoryDiscoverer();141 var testMethod = Mocks.TestMethod<ThrowingDataClass>("TheoryWithMisbehavingData");142 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();143 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);144 var testCase = Assert.Single(testCases);145 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);146 Assert.Equal($"{typeof(ThrowingDataClass).FullName}.{nameof(ThrowingDataClass.TheoryWithMisbehavingData)}", testCase.TestCaseDisplayName);147 var diagnostic = Assert.Single(spy.Messages.OfType<_DiagnosticMessage>());148 Assert.StartsWith($"Exception thrown during theory discovery on '{typeof(ThrowingDataClass).FullName}.{nameof(ThrowingDataClass.TheoryWithMisbehavingData)}'; falling back to single test case.{Environment.NewLine}System.DivideByZeroException: Attempted to divide by zero.", diagnostic.Message);149 }150 class ThrowingDataAttribute : DataAttribute151 {152 public override ValueTask<IReadOnlyCollection<ITheoryDataRow>?> GetData(MethodInfo method)153 {154 throw new DivideByZeroException();155 }156 }157 class ThrowingDataClass158 {159 [Theory, ThrowingData]160 public void TheoryWithMisbehavingData(string a) { }161 }162 [Fact]163 public async void DataDiscovererReturningNullYieldsSingleTheoryTestCase()164 {165 var spy = SpyMessageSink.Capture();166 TestContext.Current!.DiagnosticMessageSink = spy;167 var discoverer = new TheoryDiscoverer();168 var theoryAttribute = Mocks.TheoryAttribute();169 var dataAttribute = Mocks.DataAttribute();170 var testMethod = Mocks.TestMethod("MockTheoryType", "MockTheoryMethod", methodAttributes: new[] { theoryAttribute, dataAttribute });171 var testCases = await discoverer.Discover(discoveryOptions, testMethod, theoryAttribute);172 var testCase = Assert.Single(testCases);173 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);174 Assert.Equal("MockTheoryType.MockTheoryMethod", testCase.TestCaseDisplayName);175 var diagnostic = Assert.Single(spy.Messages.OfType<_DiagnosticMessage>());176 Assert.StartsWith($"Exception thrown during theory discovery on 'MockTheoryType.MockTheoryMethod'; falling back to single test case.{Environment.NewLine}System.InvalidOperationException: Sequence contains no elements", diagnostic.Message);177 }178 [Fact]179 public async void NonSerializableDataYieldsSingleTheoryTestCase()180 {181 var spy = SpyMessageSink.Capture();182 TestContext.Current!.DiagnosticMessageSink = spy;183 var discoverer = new TheoryDiscoverer();184 var testMethod = Mocks.TestMethod<NonSerializableDataClass>(nameof(NonSerializableDataClass.TheoryMethod));185 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();186 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);187 var testCase = Assert.Single(testCases);188 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);189 Assert.Equal($"{typeof(NonSerializableDataClass).FullName}.{nameof(NonSerializableDataClass.TheoryMethod)}", testCase.TestCaseDisplayName);190 var diagnostic = Assert.Single(spy.Messages.OfType<_DiagnosticMessage>());191 Assert.Equal($"Non-serializable data (one or more of: '{typeof(NonSerializableDataAttribute).FullName}') found for '{typeof(NonSerializableDataClass).FullName}.{nameof(NonSerializableDataClass.TheoryMethod)}'; falling back to single test case.", diagnostic.Message);192 }193 class NonSerializableDataAttribute : DataAttribute194 {195 public override ValueTask<IReadOnlyCollection<ITheoryDataRow>?> GetData(MethodInfo method) =>196 new(197 new[]198 {199 new TheoryDataRow(42),200 new TheoryDataRow(new NonSerializableDataAttribute())201 }202 );203 }204 class NonSerializableDataClass205 {206 [Theory, NonSerializableData]207 public void TheoryMethod(object a) { }208 }209 [Fact]210 public async void NoSuchDataDiscoverer_ThrowsInvalidOperationException()211 {212 var results = await RunAsync<_TestFailed>(typeof(NoSuchDataDiscovererClass));213 var failure = Assert.Single(results);214 Assert.Equal(typeof(InvalidOperationException).FullName, failure.ExceptionTypes.Single());215 Assert.Equal($"Data discoverer specified for {typeof(NoSuchDataDiscovererAttribute).FullName} on {typeof(NoSuchDataDiscovererClass).FullName}.{nameof(NoSuchDataDiscovererClass.Test)} does not exist.", failure.Messages.Single());216 }217 class NoSuchDataDiscovererClass218 {219 [Theory]220 [NoSuchDataDiscoverer]221 public void Test() { }222 }223 [DataDiscoverer("Foo.Blah.ThingDiscoverer", "invalid_assembly_name")]224 public class NoSuchDataDiscovererAttribute : DataAttribute225 {226 public override ValueTask<IReadOnlyCollection<ITheoryDataRow>?> GetData(MethodInfo testMethod)227 {228 throw new NotImplementedException();229 }230 }231 [Fact]232 public async void NotADataDiscoverer_ThrowsInvalidOperationException()233 {234 var results = await RunAsync<_TestFailed>(typeof(NotADataDiscovererClass));235 var failure = Assert.Single(results);236 Assert.Equal("System.InvalidOperationException", failure.ExceptionTypes.Single());237 Assert.Equal($"Data discoverer specified for {typeof(NotADataDiscovererAttribute).FullName} on {typeof(NotADataDiscovererClass).FullName}.{nameof(NotADataDiscovererClass.Test)} does not implement IDataDiscoverer.", failure.Messages.Single());238 }239 class NotADataDiscovererClass240 {241 [Theory]242 [NotADataDiscoverer]243 public void Test() { }244 }245 [DataDiscoverer(typeof(TheoryDiscovererTests))]246 public class NotADataDiscovererAttribute : DataAttribute247 {248 public override ValueTask<IReadOnlyCollection<ITheoryDataRow>?> GetData(MethodInfo testMethod)249 {250 throw new NotImplementedException();251 }252 }253 [Fact]254 public async void DiscoveryDisabledOnTheoryAttribute_YieldsSingleTheoryTestCase()255 {256 var discoverer = new TheoryDiscoverer();257 var testMethod = Mocks.TestMethod<NonDiscoveryOnTheoryAttribute>(nameof(NonDiscoveryOnTheoryAttribute.TheoryMethod));258 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();259 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);260 var testCase = Assert.Single(testCases);261 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);262 Assert.Equal($"{typeof(NonDiscoveryOnTheoryAttribute).FullName}.{nameof(NonDiscoveryOnTheoryAttribute.TheoryMethod)}", testCase.TestCaseDisplayName);263 }264 class NonDiscoveryOnTheoryAttribute265 {266 public static IEnumerable<object[]> foo { get { return Enumerable.Empty<object[]>(); } }267 public static IEnumerable<object[]> bar { get { return Enumerable.Empty<object[]>(); } }268 [Theory(DisableDiscoveryEnumeration = true)]269 [MemberData(nameof(foo))]270 [MemberData(nameof(bar))]271 public static void TheoryMethod(int x) { }272 }273 [Fact]274 public async void DiscoveryDisabledOnMemberData_YieldsSingleTheoryTestCase()275 {276 var discoverer = new TheoryDiscoverer();277 var testMethod = Mocks.TestMethod<NonDiscoveryEnumeratedData>(nameof(NonDiscoveryEnumeratedData.TheoryMethod));278 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();279 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);280 var testCase = Assert.Single(testCases);281 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);282 Assert.Equal($"{typeof(NonDiscoveryEnumeratedData).FullName}.{nameof(NonDiscoveryEnumeratedData.TheoryMethod)}", testCase.TestCaseDisplayName);283 }284 class NonDiscoveryEnumeratedData285 {286 public static IEnumerable<object[]> foo { get { return Enumerable.Empty<object[]>(); } }287 public static IEnumerable<object[]> bar { get { return Enumerable.Empty<object[]>(); } }288 [Theory]289 [MemberData(nameof(foo), DisableDiscoveryEnumeration = true)]290 [MemberData(nameof(bar), DisableDiscoveryEnumeration = true)]291 public static void TheoryMethod(int x) { }292 }293 [Fact]294 public async void MixedDiscoveryEnumerationOnMemberData_YieldsSingleTheoryTestCase()295 {296 var discoverer = new TheoryDiscoverer();297 var testMethod = Mocks.TestMethod<MixedDiscoveryEnumeratedData>(nameof(MixedDiscoveryEnumeratedData.TheoryMethod));298 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();299 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);300 var testCase = Assert.Single(testCases);301 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);302 Assert.Equal($"{typeof(MixedDiscoveryEnumeratedData).FullName}.{nameof(MixedDiscoveryEnumeratedData.TheoryMethod)}", testCase.TestCaseDisplayName);303 }304 class MixedDiscoveryEnumeratedData305 {306 public static IEnumerable<object[]> foo { get { return Enumerable.Empty<object[]>(); } }307 public static IEnumerable<object[]> bar { get { return Enumerable.Empty<object[]>(); } }308 [Theory]309 [MemberData(nameof(foo), DisableDiscoveryEnumeration = false)]310 [MemberData(nameof(bar), DisableDiscoveryEnumeration = true)]311 public static void TheoryMethod(int x) { }312 }313 [Fact]314 public async void SkippedTheoryWithNoData()315 {316 var msgs = await RunAsync(typeof(SkippedWithNoData));317 var skip = Assert.Single(msgs.OfType<_TestSkipped>());318 var skipStarting = Assert.Single(msgs.OfType<_TestStarting>().Where(s => s.TestUniqueID == skip.TestUniqueID));319 Assert.Equal($"{typeof(SkippedWithNoData).FullName}.{nameof(SkippedWithNoData.TestMethod)}", skipStarting.TestDisplayName);320 Assert.Equal("I have no data", skip.Reason);321 }322 class SkippedWithNoData323 {324 [Theory(Skip = "I have no data")]325 public void TestMethod(int value) { }326 }327 [Fact]328 public async void SkippedTheoryWithData()329 {330 var msgs = await RunAsync(typeof(SkippedWithData));331 var skip = Assert.Single(msgs.OfType<_TestSkipped>());332 var skipStarting = Assert.Single(msgs.OfType<_TestStarting>().Where(s => s.TestUniqueID == skip.TestUniqueID));333 Assert.Equal($"{typeof(SkippedWithData).FullName}.{nameof(SkippedWithData.TestMethod)}", skipStarting.TestDisplayName);334 Assert.Equal("I have data", skip.Reason);335 }336 class SkippedWithData337 {338 [Theory(Skip = "I have data")]339 [InlineData(42)]340 [InlineData(2112)]341 public void TestMethod(int value) { }342 }343 [Fact]344 public async void TheoryWithSerializableInputDataThatIsntSerializableAfterConversion_YieldsSingleTheoryTestCase()345 {346 TestContext.Current!.DiagnosticMessageSink = SpyMessageSink.Capture();347 var discoverer = new TheoryDiscoverer();348 var testMethod = Mocks.TestMethod<ClassWithExplicitConvertedData>(nameof(ClassWithExplicitConvertedData.ParameterDeclaredExplicitConversion));349 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();350 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);351 var testCase = Assert.Single(testCases);352 Assert.IsType<XunitDelayEnumeratedTheoryTestCase>(testCase);353 Assert.Equal($"{typeof(ClassWithExplicitConvertedData).FullName}.{nameof(ClassWithExplicitConvertedData.ParameterDeclaredExplicitConversion)}", testCase.TestCaseDisplayName);354 }355 class ClassWithExplicitConvertedData356 {357 // Explicit conversion defined on the parameter's type358 [Theory]359 [InlineData("abc")]360 public void ParameterDeclaredExplicitConversion(Explicit e)361 {362 Assert.Equal("abc", e.Value);363 }364 public class Explicit365 {366 public string? Value { get; set; }367 public static explicit operator Explicit(string value)368 {369 return new Explicit() { Value = value };370 }371 public static explicit operator string?(Explicit e)372 {373 return e.Value;374 }375 }376 }377 class ClassWithSkippedTheoryDataRows378 {379 public static IEnumerable<ITheoryDataRow> Data =>380 new[]381 {382 new TheoryDataRow(42) { Skip = "Do not run this test" },383 new TheoryDataRow(2112),384 };385 [Theory]386 [MemberData(nameof(Data))]387 public void TestWithSomeSkippedTheoryRows(int x)388 {389 Assert.Equal(96, x);390 }391 }392 [Fact]393 public async void CanSkipFromTheoryDataRow_Preenumerated()394 {395 var discoverer = new TheoryDiscoverer();396 var testMethod = Mocks.TestMethod<ClassWithSkippedTheoryDataRows>(nameof(ClassWithSkippedTheoryDataRows.TestWithSomeSkippedTheoryRows));397 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();398 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);399 Assert.Collection(400 testCases.OrderBy(tc => tc.TestCaseDisplayName),401 testCase =>402 {403 Assert.IsType<XunitPreEnumeratedTheoryTestCase>(testCase);404 Assert.Equal($"{typeof(ClassWithSkippedTheoryDataRows).FullName}.{nameof(ClassWithSkippedTheoryDataRows.TestWithSomeSkippedTheoryRows)}(x: 2112)", testCase.TestCaseDisplayName);405 Assert.Null(testCase.SkipReason);406 },407 testCase =>408 {409 Assert.IsType<XunitSkippedDataRowTestCase>(testCase);410 Assert.Equal($"{typeof(ClassWithSkippedTheoryDataRows).FullName}.{nameof(ClassWithSkippedTheoryDataRows.TestWithSomeSkippedTheoryRows)}(x: 42)", testCase.TestCaseDisplayName);411 Assert.Equal("Do not run this test", testCase.SkipReason);412 }413 );414 }415 [Trait("Class", "ClassWithTraitsOnTheoryDataRows")]416 class ClassWithTraitsOnTheoryDataRows417 {418 public static IEnumerable<ITheoryDataRow> Data =>419 new[]420 {421 new TheoryDataRow(42).WithTrait("Number", "42"),422 new TheoryDataRow(2112) { Skip = "I am skipped" }.WithTrait("Number", "2112"),423 };424 [Theory]425 [Trait("Theory", "TestWithTraits")]426 [MemberData(nameof(Data))]427 public void TestWithTraits(int x)428 {429 Assert.Equal(96, x);430 }431 }432 [Fact]433 public async void CanAddTraitsFromTheoryDataRow_Preenumerated()434 {435 var discoverer = new TheoryDiscoverer();436 var testMethod = Mocks.TestMethod<ClassWithTraitsOnTheoryDataRows>(nameof(ClassWithTraitsOnTheoryDataRows.TestWithTraits));437 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();438 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);439 Assert.Collection(440 testCases.OrderBy(tc => tc.TestCaseDisplayName),441 testCase =>442 {443 Assert.IsType<XunitSkippedDataRowTestCase>(testCase);444 Assert.Equal($"{typeof(ClassWithTraitsOnTheoryDataRows).FullName}.{nameof(ClassWithTraitsOnTheoryDataRows.TestWithTraits)}(x: 2112)", testCase.TestCaseDisplayName);445 Assert.Collection(446 testCase.Traits.OrderBy(kvp => kvp.Key),447 kvp => // Assembly level trait448 {449 Assert.Equal("Assembly", kvp.Key);450 var traitValue = Assert.Single(kvp.Value);451 Assert.Equal("Trait", traitValue);452 },453 kvp => // Class level trait454 {455 Assert.Equal("Class", kvp.Key);456 var traitValue = Assert.Single(kvp.Value);457 Assert.Equal("ClassWithTraitsOnTheoryDataRows", traitValue);458 },459 kvp => // Row level trait460 {461 Assert.Equal("Number", kvp.Key);462 var traitValue = Assert.Single(kvp.Value);463 Assert.Equal("2112", traitValue);464 },465 kvp => // Theory level trait466 {467 Assert.Equal("Theory", kvp.Key);468 var traitValue = Assert.Single(kvp.Value);469 Assert.Equal("TestWithTraits", traitValue);470 }471 );472 },473 testCase =>474 {475 Assert.IsType<XunitPreEnumeratedTheoryTestCase>(testCase);476 Assert.Equal($"{typeof(ClassWithTraitsOnTheoryDataRows).FullName}.{nameof(ClassWithTraitsOnTheoryDataRows.TestWithTraits)}(x: 42)", testCase.TestCaseDisplayName);477 Assert.Collection(478 testCase.Traits.OrderBy(kvp => kvp.Key),479 kvp => // Assembly level trait480 {481 Assert.Equal("Assembly", kvp.Key);482 var traitValue = Assert.Single(kvp.Value);483 Assert.Equal("Trait", traitValue);484 },485 kvp => // Class level trait486 {487 Assert.Equal("Class", kvp.Key);488 var traitValue = Assert.Single(kvp.Value);489 Assert.Equal("ClassWithTraitsOnTheoryDataRows", traitValue);490 },491 kvp => // Row level trait492 {493 Assert.Equal("Number", kvp.Key);494 var traitValue = Assert.Single(kvp.Value);495 Assert.Equal("42", traitValue);496 },497 kvp => // Theory level trait498 {499 Assert.Equal("Theory", kvp.Key);500 var traitValue = Assert.Single(kvp.Value);501 Assert.Equal("TestWithTraits", traitValue);502 }503 );504 }505 );506 }507 class ClassWithDisplayNameOnTheoryDataRows508 {509 public static IEnumerable<ITheoryDataRow> Data =>510 new[]511 {512 new TheoryDataRow(42) { TestDisplayName = "I am a special test" },513 new TheoryDataRow(2112),514 new TheoryDataRow(2600) { Skip = "I am skipped", TestDisplayName = "I am a skipped test" }515 };516 [Theory]517 [MemberData(nameof(Data))]518 public void TestWithDisplayName(int x)519 {520 Assert.Equal(96, x);521 }522 }523 [Fact]524 public async void CanSetDisplayNameFromTheoryDataRow_Preenumerated()525 {526 var discoverer = new TheoryDiscoverer();527 var testMethod = Mocks.TestMethod<ClassWithDisplayNameOnTheoryDataRows>(nameof(ClassWithDisplayNameOnTheoryDataRows.TestWithDisplayName));528 var factAttribute = testMethod.Method.GetCustomAttributes(typeof(FactAttribute)).Single();529 var testCases = await discoverer.Discover(discoveryOptions, testMethod, factAttribute);530 Assert.Collection(531 testCases.OrderBy(tc => tc.TestCaseDisplayName),532 testCase =>533 {534 Assert.IsType<XunitSkippedDataRowTestCase>(testCase);535 Assert.Equal("I am a skipped test(x: 2600)", testCase.TestCaseDisplayName);536 },537 testCase =>538 {539 Assert.IsType<XunitPreEnumeratedTheoryTestCase>(testCase);540 Assert.Equal("I am a special test(x: 42)", testCase.TestCaseDisplayName);541 },...
XunitTestFrameworkDiscovererTests.cs
Source:XunitTestFrameworkDiscovererTests.cs
...21 {22 class ClassWithNoCollection23 {24 [Fact]25 public static void TestMethod() { }26 }27 [Fact]28 public static async void DefaultTestCollection()29 {30 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();31 var type = Reflector.Wrap(typeof(ClassWithNoCollection));32 var testClass = await discoverer.CreateTestClass(type);33 Assert.NotNull(testClass.TestCollection);34 Assert.Equal("Test collection for XunitTestFrameworkDiscovererTests+CreateTestClass+ClassWithNoCollection", testClass.TestCollection.DisplayName);35 Assert.Null(testClass.TestCollection.CollectionDefinition);36 }37 [Collection("This a collection without declaration")]38 class ClassWithUndeclaredCollection39 {40 [Fact]41 public static void TestMethod() { }42 }43 [Fact]44 public static async void UndeclaredTestCollection()45 {46 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();47 var type = Reflector.Wrap(typeof(ClassWithUndeclaredCollection));48 var testClass = await discoverer.CreateTestClass(type);49 Assert.NotNull(testClass.TestCollection);50 Assert.Equal("This a collection without declaration", testClass.TestCollection.DisplayName);51 Assert.Null(testClass.TestCollection.CollectionDefinition);52 }53 [CollectionDefinition("This a defined collection")]54 public class DeclaredCollection { }55 [Collection("This a defined collection")]56 class ClassWithDefinedCollection57 {58 [Fact]59 public static void TestMethod() { }60 }61 [Fact]62 public static async void DefinedTestCollection()63 {64 var type = Reflector.Wrap(typeof(ClassWithDefinedCollection));65 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(type.Assembly);66 var testClass = await discoverer.CreateTestClass(type);67 Assert.NotNull(testClass.TestCollection);68 Assert.Equal("This a defined collection", testClass.TestCollection.DisplayName);69 Assert.NotNull(testClass.TestCollection.CollectionDefinition);70 Assert.Equal("XunitTestFrameworkDiscovererTests+CreateTestClass+DeclaredCollection", testClass.TestCollection.CollectionDefinition.Name);71 }72 }73 public class FindTestsForType74 {75 [Fact]76 public static async ValueTask RequestsPublicAndPrivateMethodsFromType()77 {78 var typeInfo = Mocks.TypeInfo();79 var testClass = Mocks.TestClass(typeInfo);80 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();81 await discoverer.FindTestsForType(testClass);82 typeInfo.Received(1).GetMethods(includePrivateMethods: true);83 }84 [Fact]85 public static async ValueTask TestMethodWithTooManyFactAttributes_ReturnsExecutionErrorTestCase()86 {87 var testClass = Mocks.TestClass<ClassWithTooManyFactAttributesOnTestMethod>();88 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();89 await discoverer.FindTestsForType(testClass);90 var testCase = Assert.Single(discoverer.FindTestsForType_TestCases);91 var errorTestCase = Assert.IsType<ExecutionErrorTestCase>(testCase);92 Assert.Equal($"Test method '{typeof(ClassWithTooManyFactAttributesOnTestMethod).FullName}.{nameof(ClassWithTooManyFactAttributesOnTestMethod.TestMethod)}' has multiple [Fact]-derived attributes", errorTestCase.ErrorMessage);93 }94 class ClassWithTooManyFactAttributesOnTestMethod95 {96 [Fact]97 [Theory]98 public void TestMethod() { }99 }100 [Fact]101 public static async ValueTask DoesNotDiscoverNonFactDecoratedTestMethod()102 {103 var testClass = Mocks.TestClass<ClassWithNoTests>();104 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();105 await discoverer.FindTestsForType(testClass);106 Assert.Empty(discoverer.FindTestsForType_TestCases);107 }108 class ClassWithNoTests109 {110 public void TestMethod() { }111 }112 [Fact]113 public static async ValueTask DiscoversFactDecoratedTestMethod()114 {115 var testClass = Mocks.TestClass<ClassWithOneTest>();116 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();117 await discoverer.FindTestsForType(testClass);118 var testCase = Assert.Single(discoverer.FindTestsForType_TestCases);119 Assert.IsType<XunitTestCase>(testCase);120 Assert.Equal($"{typeof(ClassWithOneTest).FullName}.{nameof(ClassWithOneTest.TestMethod)}", testCase.TestCaseDisplayName);121 }122 class ClassWithOneTest123 {124 [Fact]125 public void TestMethod() { }126 }127 [Fact]128 public static async void Theory_WithPreEnumeration_ReturnsOneTestCasePerDataRecord()129 {130 var testClass = Mocks.TestClass<TheoryWithInlineData>();131 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();132 var discoveryOptions = _TestFrameworkOptions.ForDiscovery(preEnumerateTheories: true);133 await discoverer.FindTestsForType(testClass, discoveryOptions);134 Assert.Collection(135 discoverer.FindTestsForType_TestCases.Select(t => t.TestCaseDisplayName).OrderBy(x => x),136 displayName => Assert.Equal($"{typeof(TheoryWithInlineData).FullName}.{nameof(TheoryWithInlineData.TheoryMethod)}(value: \"Hello world\")", displayName),137 displayName => Assert.Equal($"{typeof(TheoryWithInlineData).FullName}.{nameof(TheoryWithInlineData.TheoryMethod)}(value: 42)", displayName)138 );139 }140 [Fact]141 public static async void Theory_WithoutPreEnumeration_ReturnsOneTestCase()142 {143 var testClass = Mocks.TestClass<TheoryWithInlineData>();144 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();145 var discoveryOptions = _TestFrameworkOptions.ForDiscovery(preEnumerateTheories: false);146 await discoverer.FindTestsForType(testClass, discoveryOptions);147 var testCase = Assert.Single(discoverer.FindTestsForType_TestCases);148 Assert.Equal($"{typeof(TheoryWithInlineData).FullName}.{nameof(TheoryWithInlineData.TheoryMethod)}", testCase.TestCaseDisplayName);149 }150 class TheoryWithInlineData151 {152 [Theory]153 [InlineData("Hello world")]154 [InlineData(42)]155 public static void TheoryMethod(object value) { }156 }157 [Fact]158 public static async void AssemblyWithMultiLevelHierarchyWithFactOverridenInNonImmediateDerivedClass_ReturnsOneTestCase()159 {160 var testClass = Mocks.TestClass<Child>();161 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();162 await discoverer.FindTestsForType(testClass);163 var testCase = Assert.Single(discoverer.FindTestsForType_TestCases);164 Assert.Equal($"{typeof(Child).FullName}.{nameof(GrandParent.FactOverridenInNonImmediateDerivedClass)}", testCase.TestCaseDisplayName);165 }166 public abstract class GrandParent167 {168 [Fact]169 public virtual void FactOverridenInNonImmediateDerivedClass()170 {171 Assert.True(true);172 }173 }174 public abstract class Parent : GrandParent { }175 public class Child : Parent176 {177 public override void FactOverridenInNonImmediateDerivedClass()178 {179 base.FactOverridenInNonImmediateDerivedClass();180 Assert.False(false);181 }182 }183 }184 public static class TestCollectionFactory185 {186 [Fact]187 public static void DefaultTestCollectionFactory()188 {189 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();190 Assert.IsType<CollectionPerClassTestCollectionFactory>(discoverer.TestCollectionFactory);191 }192 [Theory(DisableDiscoveryEnumeration = true)]193 [InlineData(CollectionBehavior.CollectionPerAssembly, typeof(CollectionPerAssemblyTestCollectionFactory))]194 [InlineData(CollectionBehavior.CollectionPerClass, typeof(CollectionPerClassTestCollectionFactory))]195 public static void AssemblyAttributeOverride(196 CollectionBehavior behavior,197 Type expectedFactoryType)198 {199 var behaviorAttribute = Mocks.CollectionBehaviorAttribute(behavior);200 var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });201 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);202 Assert.IsType(expectedFactoryType, discoverer.TestCollectionFactory);203 }204 [Fact]205 public static void ValidCustomFactory()206 {207 var behaviorAttribute = Mocks.CollectionBehaviorAttribute<CustomTestCollectionFactory>();208 var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });209 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);210 Assert.IsType<CustomTestCollectionFactory>(discoverer.TestCollectionFactory);211 }212 [Fact]213 public static void InvalidCustomFactoryFallsBackToDefault()214 {215 var spyMessageSink = SpyMessageSink.Capture();216 TestContext.Current!.DiagnosticMessageSink = spyMessageSink;217 var behaviorAttribute = Mocks.CollectionBehaviorAttribute<object>();218 var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });219 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);220 Assert.IsType<CollectionPerClassTestCollectionFactory>(discoverer.TestCollectionFactory);221 var message = Assert.Single(spyMessageSink.Messages);222 var diagMessage = Assert.IsType<_DiagnosticMessage>(message);223 Assert.Equal("Test collection factory type 'System.Object' does not implement IXunitTestCollectionFactory", diagMessage.Message);224 }225 }226 public static class TestFrameworkDisplayName227 {228 [Fact]229 public static void Defaults()230 {231 var discoverer = TestableXunitTestFrameworkDiscoverer.Create();232 Assert.Matches(@"xUnit.net v3 \d+\.\d+\.\d+(-pre\.\d+(-dev)?(\+[0-9a-f]+)?)? \[collection-per-class, parallel\]", discoverer.TestFrameworkDisplayName);233 }234 [Fact]235 public static void CollectionPerAssembly()236 {237 var behaviorAttribute = Mocks.CollectionBehaviorAttribute(CollectionBehavior.CollectionPerAssembly);238 var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });239 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);240 Assert.Matches(@"xUnit.net v3 \d+\.\d+\.\d+(-pre\.\d+(-dev)?(\+[0-9a-f]+)?)? \[collection-per-assembly, parallel\]", discoverer.TestFrameworkDisplayName);241 }242 [Fact]243 public static void CustomCollectionFactory()244 {245 var behaviorAttribute = Mocks.CollectionBehaviorAttribute<CustomTestCollectionFactory>();246 var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });247 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);248 Assert.Matches(@"xUnit.net v3 \d+\.\d+\.\d+(-pre\.\d+(-dev)?(\+[0-9a-f]+)?)? \[my-custom-test-collection-factory, parallel\]", discoverer.TestFrameworkDisplayName);249 }250 [Fact]251 public static void NonParallel()252 {253 var behaviorAttribute = Mocks.CollectionBehaviorAttribute(disableTestParallelization: true);254 var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });255 var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);256 Assert.Matches(@"xUnit.net v3 \d+\.\d+\.\d+(-pre\.\d+(-dev)?(\+[0-9a-f]+)?)? \[collection-per-class, non-parallel\]", discoverer.TestFrameworkDisplayName);257 }258 }259 class ClassWithSingleTest260 {261 [Fact]262 public static void TestMethod() { }263 }264 class CustomTestCollectionFactory : IXunitTestCollectionFactory265 {266 public CustomTestCollectionFactory(_ITestAssembly testAssembly)267 { }268 public string DisplayName => "my-custom-test-collection-factory";269 public _ITestCollection Get(_ITypeInfo testClass) => throw new NotImplementedException();270 }271 class TestableXunitTestFrameworkDiscoverer : XunitTestFrameworkDiscoverer272 {273 public List<_ITestCaseMetadata> FindTestsForType_TestCases = new();274 TestableXunitTestFrameworkDiscoverer(275 _IAssemblyInfo assemblyInfo,276 IXunitTestCollectionFactory? collectionFactory)...
TestMethodRunnerTests.cs
Source:TestMethodRunnerTests.cs
...6using NSubstitute;7using Xunit;8using Xunit.Sdk;9using Xunit.v3;10public class TestMethodRunnerTests11{12 [Fact]13 public static async void Messages()14 {15 var summary = new RunSummary { Total = 4, Failed = 2, Skipped = 1, Time = 21.12m };16 var messageBus = new SpyMessageBus();17 var testCase = Mocks.TestCase<ClassUnderTest>("Passing");18 var runner = TestableTestMethodRunner.Create(messageBus, new[] { testCase }, result: summary);19 var result = await runner.RunAsync();20 Assert.Equal(result.Total, summary.Total);21 Assert.Equal(result.Failed, summary.Failed);22 Assert.Equal(result.Skipped, summary.Skipped);23 Assert.Equal(result.Time, summary.Time);24 Assert.False(runner.TokenSource.IsCancellationRequested);25 Assert.Collection(26 messageBus.Messages,27 msg =>28 {29 var starting = Assert.IsAssignableFrom<_TestMethodStarting>(msg);30 Assert.Equal("Passing", starting.TestMethod);31 },32 msg =>33 {34 var finished = Assert.IsAssignableFrom<_TestMethodFinished>(msg);35 Assert.Equal(21.12m, finished.ExecutionTime);36 Assert.Equal(2, finished.TestsFailed);37 Assert.Equal(4, finished.TestsRun);38 Assert.Equal(1, finished.TestsSkipped);39 }40 );41 }42 [Fact]43 public static async void FailureInQueueOfTestMethodStarting_DoesNotQueueTestMethodFinished_DoesNotRunTestCases()44 {45 var messages = new List<_MessageSinkMessage>();46 var messageBus = Substitute.For<IMessageBus>();47 messageBus48 .QueueMessage(null!)49 .ReturnsForAnyArgs(callInfo =>50 {51 var msg = callInfo.Arg<_MessageSinkMessage>();52 messages.Add(msg);53 if (msg is _TestMethodStarting)54 throw new InvalidOperationException();55 return true;56 });57 var runner = TestableTestMethodRunner.Create(messageBus);58 var ex = await Record.ExceptionAsync(() => runner.RunAsync());59 Assert.IsType<InvalidOperationException>(ex);60 var starting = Assert.Single(messages);61 Assert.IsAssignableFrom<_TestMethodStarting>(starting);62 Assert.Empty(runner.TestCasesRun);63 }64 [Fact]65 public static async void RunTestCaseAsync_AggregatorIncludesPassedInExceptions()66 {67 var messageBus = new SpyMessageBus();68 var ex = new DivideByZeroException();69 var runner = TestableTestMethodRunner.Create(messageBus, aggregatorSeedException: ex);70 await runner.RunAsync();71 Assert.Same(ex, runner.RunTestCaseAsync_AggregatorResult);72 Assert.Empty(messageBus.Messages.OfType<_TestMethodCleanupFailure>());73 }74 [Fact]75 public static async void FailureInAfterTestMethodStarting_GivesErroredAggregatorToTestCaseRunner_NoCleanupFailureMessage()76 {77 var messageBus = new SpyMessageBus();78 var runner = TestableTestMethodRunner.Create(messageBus);79 var ex = new DivideByZeroException();80 runner.AfterTestMethodStarting_Callback = aggregator => aggregator.Add(ex);81 await runner.RunAsync();82 Assert.Same(ex, runner.RunTestCaseAsync_AggregatorResult);83 Assert.Empty(messageBus.Messages.OfType<_TestMethodCleanupFailure>());84 }85 [Fact]86 public static async void FailureInBeforeTestMethodFinished_ReportsCleanupFailure_DoesNotIncludeExceptionsFromAfterTestMethodStarting()87 {88 var messageBus = new SpyMessageBus();89 var testCases = new[] { Mocks.TestCase<TestAssemblyRunnerTests.RunAsync>("Messages") };90 var runner = TestableTestMethodRunner.Create(messageBus, testCases);91 var startingException = new DivideByZeroException();92 var finishedException = new InvalidOperationException();93 runner.AfterTestMethodStarting_Callback = aggregator => aggregator.Add(startingException);94 runner.BeforeTestMethodFinished_Callback = aggregator => aggregator.Add(finishedException);95 await runner.RunAsync();96 var cleanupFailure = Assert.Single(messageBus.Messages.OfType<_TestMethodCleanupFailure>());97 Assert.Equal(typeof(InvalidOperationException).FullName, cleanupFailure.ExceptionTypes.Single());98 }99 [Fact]100 public static async void Cancellation_TestMethodStarting_DoesNotCallExtensibilityMethods()101 {102 var messageBus = new SpyMessageBus(msg => !(msg is _TestMethodStarting));103 var runner = TestableTestMethodRunner.Create(messageBus);104 await runner.RunAsync();105 Assert.True(runner.TokenSource.IsCancellationRequested);106 Assert.False(runner.AfterTestMethodStarting_Called);107 Assert.False(runner.BeforeTestMethodFinished_Called);108 }109 [Fact]110 public static async void Cancellation_TestMethodFinished_CallsExtensibilityMethods()111 {112 var messageBus = new SpyMessageBus(msg => !(msg is _TestMethodFinished));113 var runner = TestableTestMethodRunner.Create(messageBus);114 await runner.RunAsync();115 Assert.True(runner.TokenSource.IsCancellationRequested);116 Assert.True(runner.AfterTestMethodStarting_Called);117 Assert.True(runner.BeforeTestMethodFinished_Called);118 }119 [Fact]120 public static async void Cancellation_TestMethodCleanupFailure_SetsCancellationToken()121 {122 var messageBus = new SpyMessageBus(msg => !(msg is _TestMethodCleanupFailure));123 var runner = TestableTestMethodRunner.Create(messageBus);124 runner.BeforeTestMethodFinished_Callback = aggregator => aggregator.Add(new Exception());125 await runner.RunAsync();126 Assert.True(runner.TokenSource.IsCancellationRequested);127 }128 [Fact]129 public static async void SignalingCancellationStopsRunningMethods()130 {131 var passing = Mocks.TestCase<ClassUnderTest>("Passing");132 var other = Mocks.TestCase<ClassUnderTest>("Other");133 var runner = TestableTestMethodRunner.Create(testCases: new[] { passing, other }, cancelInRunTestCaseAsync: true);134 await runner.RunAsync();135 var testCase = Assert.Single(runner.TestCasesRun);136 Assert.Same(passing, testCase);137 }138 [Fact]139 public static async void TestContextInspection()140 {141 var runner = TestableTestMethodRunner.Create();142 await runner.RunAsync();143 Assert.NotNull(runner.AfterTestMethodStarting_Context);144 Assert.Equal(TestEngineStatus.Running, runner.AfterTestMethodStarting_Context.TestAssemblyStatus);145 Assert.Equal(TestEngineStatus.Running, runner.AfterTestMethodStarting_Context.TestCollectionStatus);146 Assert.Equal(TestEngineStatus.Running, runner.AfterTestMethodStarting_Context.TestClassStatus);147 Assert.Equal(TestEngineStatus.Initializing, runner.AfterTestMethodStarting_Context.TestMethodStatus);148 Assert.Equal(TestPipelineStage.TestMethodExecution, runner.AfterTestMethodStarting_Context.PipelineStage);149 Assert.Null(runner.AfterTestMethodStarting_Context.TestCaseStatus);150 Assert.Null(runner.AfterTestMethodStarting_Context.TestStatus);151 Assert.Same(runner.TestMethod, runner.AfterTestMethodStarting_Context.TestMethod);152 Assert.NotNull(runner.RunTestCaseAsync_Context);153 Assert.Equal(TestEngineStatus.Running, runner.RunTestCaseAsync_Context.TestAssemblyStatus);154 Assert.Equal(TestEngineStatus.Running, runner.RunTestCaseAsync_Context.TestCollectionStatus);155 Assert.Equal(TestEngineStatus.Running, runner.RunTestCaseAsync_Context.TestClassStatus);156 Assert.Equal(TestEngineStatus.Running, runner.RunTestCaseAsync_Context.TestMethodStatus);157 Assert.Null(runner.RunTestCaseAsync_Context.TestCaseStatus);158 Assert.Null(runner.RunTestCaseAsync_Context.TestStatus);159 Assert.Same(runner.TestMethod, runner.RunTestCaseAsync_Context.TestMethod);160 Assert.NotNull(runner.BeforeTestMethodFinished_Context);161 Assert.Equal(TestEngineStatus.Running, runner.BeforeTestMethodFinished_Context.TestAssemblyStatus);162 Assert.Equal(TestEngineStatus.Running, runner.BeforeTestMethodFinished_Context.TestCollectionStatus);163 Assert.Equal(TestEngineStatus.Running, runner.BeforeTestMethodFinished_Context.TestClassStatus);164 Assert.Equal(TestEngineStatus.CleaningUp, runner.BeforeTestMethodFinished_Context.TestMethodStatus);165 Assert.Null(runner.BeforeTestMethodFinished_Context.TestCaseStatus);166 Assert.Null(runner.BeforeTestMethodFinished_Context.TestStatus);167 Assert.Same(runner.TestMethod, runner.BeforeTestMethodFinished_Context.TestMethod);168 }169 class ClassUnderTest170 {171 [Fact]172 public void Passing() { }173 [Fact]174 public void Other() { }175 }176 class TestableTestMethodRunner : TestMethodRunner<TestMethodRunnerContext<_ITestCase>, _ITestCase>177 {178 readonly bool cancelInRunTestCaseAsync;179 readonly _IReflectionTypeInfo @class;180 readonly IMessageBus messageBus;181 readonly _IReflectionMethodInfo method;182 readonly RunSummary result;183 readonly IReadOnlyCollection<_ITestCase> testCases;184 readonly _ITestClass testClass;185 public readonly ExceptionAggregator Aggregator;186 public bool AfterTestMethodStarting_Called;187 public TestContext? AfterTestMethodStarting_Context;188 public Action<ExceptionAggregator> AfterTestMethodStarting_Callback = _ => { };189 public bool BeforeTestMethodFinished_Called;190 public TestContext? BeforeTestMethodFinished_Context;191 public Action<ExceptionAggregator> BeforeTestMethodFinished_Callback = _ => { };192 public Exception? RunTestCaseAsync_AggregatorResult;193 public TestContext? RunTestCaseAsync_Context;194 public readonly _ITestMethod TestMethod;195 public readonly CancellationTokenSource TokenSource;196 public List<_ITestCase> TestCasesRun = new();197 TestableTestMethodRunner(198 _ITestClass testClass,199 _ITestMethod testMethod,200 _IReflectionTypeInfo @class,201 _IReflectionMethodInfo method,202 IReadOnlyCollection<_ITestCase> testCases,203 IMessageBus messageBus,204 ExceptionAggregator aggregator,205 CancellationTokenSource cancellationTokenSource,206 RunSummary result,207 bool cancelInRunTestCaseAsync)208 {209 this.testClass = testClass;210 TestMethod = testMethod;211 this.@class = @class;212 this.method = method;213 this.testCases = testCases;214 this.messageBus = messageBus;215 Aggregator = aggregator;216 TokenSource = cancellationTokenSource;217 this.result = result;218 this.cancelInRunTestCaseAsync = cancelInRunTestCaseAsync;219 }220 public static TestableTestMethodRunner Create(221 IMessageBus? messageBus = null,222 _ITestCase[]? testCases = null,223 RunSummary? result = null,224 Exception? aggregatorSeedException = null,225 bool cancelInRunTestCaseAsync = false)226 {227 if (testCases == null)228 testCases = new[] { Mocks.TestCase<ClassUnderTest>("Passing") };229 var firstTestCase = testCases.First();230 var aggregator = new ExceptionAggregator();231 if (aggregatorSeedException != null)232 aggregator.Add(aggregatorSeedException);233 return new TestableTestMethodRunner(234 firstTestCase.TestClass ?? throw new InvalidOperationException("testCase.TestClass must not be null"),235 firstTestCase.TestMethod ?? throw new InvalidOperationException("testCase.TestMethod must not be null"),236 firstTestCase.TestClass.Class as _IReflectionTypeInfo ?? throw new InvalidOperationException("testCase.TestClass.Class must be based on reflection"),237 firstTestCase.TestMethod.Method as _IReflectionMethodInfo ?? throw new InvalidOperationException("testCase.TestMethod.Method must be based on reflection"),238 testCases,239 messageBus ?? new SpyMessageBus(),240 aggregator,241 new CancellationTokenSource(),242 result ?? new RunSummary(),243 cancelInRunTestCaseAsync244 );245 }246 protected override ValueTask AfterTestMethodStarting(TestMethodRunnerContext<_ITestCase> ctxt)247 {248 AfterTestMethodStarting_Called = true;249 AfterTestMethodStarting_Context = TestContext.Current;250 AfterTestMethodStarting_Callback(Aggregator);251 return default;252 }253 protected override ValueTask BeforeTestMethodFinished(TestMethodRunnerContext<_ITestCase> ctxt)254 {255 BeforeTestMethodFinished_Called = true;256 BeforeTestMethodFinished_Context = TestContext.Current;257 BeforeTestMethodFinished_Callback(Aggregator);258 return default;259 }260 public ValueTask<RunSummary> RunAsync() =>261 RunAsync(new(testClass, TestMethod, @class, method, testCases, messageBus, Aggregator, TokenSource));262 protected override ValueTask<RunSummary> RunTestCaseAsync(263 TestMethodRunnerContext<_ITestCase> ctxt,264 _ITestCase testCase)265 {266 if (cancelInRunTestCaseAsync)267 TokenSource.Cancel();268 RunTestCaseAsync_AggregatorResult = Aggregator.ToException();269 RunTestCaseAsync_Context = TestContext.Current;270 TestCasesRun.Add(testCase);271 return new(result);272 }273 }274}...
TestMethodTestCaseTests.cs
Source:TestMethodTestCaseTests.cs
...4using System.Threading.Tasks;5using Xunit;6using Xunit.Sdk;7using Xunit.v3;8public class TestMethodTestCaseTests9{10 public class Ctor11 {12 [Fact]13 public static void NonSerializableArgumentsThrows()14 {15 var testMethod = Mocks.TestMethod("MockType", "MockMethod");16 var ex = Record.Exception(17 () => new TestableTestMethodTestCase(testMethod, new object[] { new XunitTestCaseTests() })18 );19 Assert.IsType<SerializationException>(ex);20 Assert.Equal($"Type '{typeof(XunitTestCaseTests).FullName}' in Assembly '{typeof(XunitTestCaseTests).Assembly.FullName}' is not marked as serializable.", ex.Message);21 }22 [Fact]23 public static void DefaultBehavior()24 {25 var testMethod = Mocks.TestMethod("MockType", "MockMethod");26 var testCase = new TestableTestMethodTestCase(testMethod);27 Assert.Equal("MockType.MockMethod", testCase.TestCaseDisplayName);28 Assert.Null(testCase.InitializationException);29 Assert.Same(testMethod.Method, testCase.Method);30 Assert.Null(testCase.SkipReason);31 Assert.Null(testCase.SourceFilePath);32 Assert.Null(testCase.SourceLineNumber);33 Assert.Same(testMethod, testCase.TestMethod);34 Assert.Null(testCase.TestMethodArguments);35 Assert.Empty(testCase.Traits);36 Assert.Equal("4428bc4e444a8f5294832dc06425f20fc994bdc44788f03219b7237f892bffe0", testCase.UniqueID);37 }38 [Fact]39 public static void Overrides()40 {41 var testMethod = Mocks.TestMethod("MockType", "Mock_Method");42 var arguments = new object[] { 42, 21.12, "Hello world!" };43 var traits = new Dictionary<string, List<string>> { { "FOO", new List<string> { "BAR" } } };44 var testCase = new TestableTestMethodTestCase(45 testMethod,46 arguments,47 TestMethodDisplay.Method,48 TestMethodDisplayOptions.ReplaceUnderscoreWithSpace,49 "Skip me!",50 traits,51 "test-case-custom-id"52 );53 Assert.Equal($"Mock Method(???: 42, ???: {21.12:G17}, ???: \"Hello world!\")", testCase.TestCaseDisplayName);54 Assert.Equal("Skip me!", testCase.SkipReason);55 Assert.Same(arguments, testCase.TestMethodArguments);56 Assert.Collection(57 testCase.Traits,58 kvp =>59 {60 Assert.Equal("FOO", kvp.Key);61 Assert.Equal("BAR", Assert.Single(kvp.Value));62 }63 );64 Assert.Equal("test-case-custom-id", testCase.UniqueID);65 }66 }67 public class DisplayName68 {69 [Fact]70 public static void CorrectNumberOfTestArguments()71 {72 var param1 = Mocks.ParameterInfo("p1");73 var param2 = Mocks.ParameterInfo("p2");74 var param3 = Mocks.ParameterInfo("p3");75 var testMethod = Mocks.TestMethod(parameters: new[] { param1, param2, param3 });76 var arguments = new object[] { 42, "Hello, world!", 'A' };77 var testCase = new TestableTestMethodTestCase(testMethod, arguments);78 Assert.Equal($"{testMethod.TestClass.Class.Name}.{testMethod.Method.Name}(p1: 42, p2: \"Hello, world!\", p3: 'A')", testCase.TestCaseDisplayName);79 }80 [Fact]81 public static void NotEnoughTestArguments()82 {83 var param = Mocks.ParameterInfo("p1");84 var testMethod = Mocks.TestMethod(parameters: new[] { param });85 var testCase = new TestableTestMethodTestCase(testMethod, new object[0]);86 Assert.Equal($"{testMethod.TestClass.Class.Name}.{testMethod.Method.Name}(p1: ???)", testCase.TestCaseDisplayName);87 }88 [CulturedFact]89 public static void TooManyTestArguments()90 {91 var param = Mocks.ParameterInfo("p1");92 var testMethod = Mocks.TestMethod(parameters: new[] { param });93 var arguments = new object[] { 42, 21.12M };94 var testCase = new TestableTestMethodTestCase(testMethod, arguments);95 Assert.Equal($"{testMethod.TestClass.Class.Name}.{testMethod.Method.Name}(p1: 42, ???: {21.12})", testCase.TestCaseDisplayName);96 }97 [Theory]98 [InlineData(TestMethodDisplay.ClassAndMethod, "TestMethodTestCaseTests+DisplayName.OverrideDefaultMethodDisplay")]99 [InlineData(TestMethodDisplay.Method, "OverrideDefaultMethodDisplay")]100 public static void OverrideDefaultMethodDisplay(101 TestMethodDisplay methodDisplay,102 string expectedDisplayName)103 {104 var testMethod = Mocks.TestMethod<DisplayName>("OverrideDefaultMethodDisplay");105 var testCase = new TestableTestMethodTestCase(testMethod, defaultMethodDisplay: methodDisplay);106 Assert.Equal(expectedDisplayName, testCase.TestCaseDisplayName);107 }108 }109 public class DisposeAsync110 {111 [Fact]112 public static async ValueTask DisposesArguments()113 {114 var disposable = new SerializableDisposable();115 var asyncDisposable = new SerializableAsyncDisposable();116 var testMethod = Mocks.TestMethod();117 var testCase = new TestableTestMethodTestCase(testMethod, new object[] { disposable, asyncDisposable });118 await testCase.DisposeAsync();119 Assert.True(disposable.DisposeCalled);120 Assert.True(asyncDisposable.DisposeAsyncCalled);121 }122 [Serializable]123 class SerializableDisposable : IDisposable124 {125 public bool DisposeCalled = false;126 public void Dispose() => DisposeCalled = true;127 }128 [Serializable]129 class SerializableAsyncDisposable : IAsyncDisposable130 {131 public bool DisposeAsyncCalled = false;132 public ValueTask DisposeAsync()133 {134 DisposeAsyncCalled = true;135 return default;136 }137 }138 }139 public class Method : AcceptanceTestV3140 {141 [Theory(DisableDiscoveryEnumeration = true)]142 [InlineData(42, typeof(int))]143 [InlineData("Hello world", typeof(string))]144 [InlineData(null, typeof(object))]145 public void OpenGenericIsClosedByArguments(146 object? testArg,147 Type expectedGenericType)148 {149 var method = TestData.TestMethod<ClassUnderTest>("OpenGeneric");150 var testCase = new TestableTestMethodTestCase(method, new[] { testArg });151 var closedMethod = testCase.Method;152 var methodInfo = Assert.IsAssignableFrom<_IReflectionMethodInfo>(method.Method).MethodInfo;153 Assert.True(methodInfo.IsGenericMethodDefinition);154 var closedMethodInfo = Assert.IsAssignableFrom<_IReflectionMethodInfo>(closedMethod).MethodInfo;155 Assert.False(closedMethodInfo.IsGenericMethodDefinition);156 var genericType = Assert.Single(closedMethodInfo.GetGenericArguments());157 Assert.Same(expectedGenericType, genericType);158 }159 [Fact]160 public void IncompatibleArgumentsSetsInitializationException()161 {162 var method = TestData.TestMethod<ClassUnderTest>("NonGeneric");163 var testCase = new TestableTestMethodTestCase(method, new[] { new ClassUnderTest() });164 Assert.NotNull(testCase.InitializationException);165 Assert.IsType<InvalidOperationException>(testCase.InitializationException);166 Assert.Equal("The arguments for this test method did not match the parameters: [ClassUnderTest { }]", testCase.InitializationException.Message);167 }168 [Serializable]169 class ClassUnderTest170 {171 [Theory]172 public void OpenGeneric<T>(T value) { }173 [Theory]174 public void NonGeneric(params int[] values) { }175 }176 }177 public class Serialization178 {179 [Fact]180 public static void CanRoundTrip_PublicClass_PublicTestMethod()181 {182 var testCase = TestableTestMethodTestCase.Create<Serialization>(nameof(CanRoundTrip_PublicClass_PublicTestMethod));183 var serialized = SerializationHelper.Serialize(testCase);184 var deserialized = SerializationHelper.Deserialize<_ITestCase>(serialized);185 Assert.NotNull(deserialized);186 Assert.IsType<TestableTestMethodTestCase>(deserialized);187 }188 [Fact]189 public static void CanRoundTrip_PublicClass_PrivateTestMethod()190 {191 var testCase = TestableTestMethodTestCase.Create<Serialization>(nameof(PrivateTestMethod));192 var serialized = SerializationHelper.Serialize(testCase);193 var deserialized = SerializationHelper.Deserialize<_ITestCase>(serialized);194 Assert.NotNull(deserialized);195 Assert.IsType<TestableTestMethodTestCase>(deserialized);196 }197 [Fact]198 public static void CanRoundTrip_PrivateClass()199 {200 var testCase = TestableTestMethodTestCase.Create<PrivateClass>(nameof(PrivateClass.TestMethod));201 var serialized = SerializationHelper.Serialize(testCase);202 var deserialized = SerializationHelper.Deserialize<_ITestCase>(serialized);203 Assert.NotNull(deserialized);204 Assert.IsType<TestableTestMethodTestCase>(deserialized);205 }206 [Fact]207 void PrivateTestMethod() { }208 class PrivateClass209 {210 [Fact]211 public static void TestMethod()212 {213 Assert.True(false);214 }215 }216 }217 public class Traits218 {219 [Fact]220 public void TraitNamesAreCaseInsensitive_AddedAfter()221 {222 var testMethod = Mocks.TestMethod();223 var testCase = new TestableTestMethodTestCase(testMethod);224 testCase.Traits.Add("FOO", new List<string> { "BAR" });225 var fooTraitValues = testCase.Traits["foo"];226 var fooTraitValue = Assert.Single(fooTraitValues);227 Assert.Equal("BAR", fooTraitValue);228 }229 [Fact]230 public void TraitNamesAreCaseInsensitive_PreSeeded()231 {232 var traits = new Dictionary<string, List<string>> { { "FOO", new List<string> { "BAR" } } };233 var testMethod = Mocks.TestMethod();234 var testCase = new TestableTestMethodTestCase(testMethod, traits: traits);235 var fooTraitValues = testCase.Traits["foo"];236 var fooTraitValue = Assert.Single(fooTraitValues);237 Assert.Equal("BAR", fooTraitValue);238 }239 }240 public class UniqueID241 {242 [Fact]243 public static void UniqueID_NoArguments()244 {245 var uniqueID = TestableTestMethodTestCase.Create<ClassUnderTest>("TestMethod").UniqueID;246 Assert.Equal("4428bc4e444a8f5294832dc06425f20fc994bdc44788f03219b7237f892bffe0", uniqueID);247 }248 [Fact]249 public static void UniqueID_Arguments()250 {251 var uniqueID42 = TestableTestMethodTestCase.Create<ClassUnderTest>("TestMethod", new object?[] { 42 }).UniqueID;252 var uniqueIDHelloWorld = TestableTestMethodTestCase.Create<ClassUnderTest>("TestMethod", new object?[] { "Hello, world!" }).UniqueID;253 var uniqueIDNull = TestableTestMethodTestCase.Create<ClassUnderTest>("TestMethod", new object?[] { null }).UniqueID;254 Assert.Equal("738d958f58f29698b62aa50479dcbb465fc18a500073f46947e60842e79e3e3b", uniqueID42);255 Assert.Equal("7ed69c84a3b325b79c2fd6a8a808033ac0c3f7bdda1a7575c882e69a5dc7ff9a", uniqueIDHelloWorld);256 Assert.Equal("e104382e5370a800728ffb748e92f65ffa3925eb888c4f48238d24c180b8bd48", uniqueIDNull);257 }258 class ClassUnderTest259 {260 [Fact]261 public static void TestMethod() { }262 }263 }264 [Serializable]265 class TestableTestMethodTestCase : TestMethodTestCase266 {267 protected TestableTestMethodTestCase(268 SerializationInfo info,269 StreamingContext context) :270 base(info, context)271 { }272 public TestableTestMethodTestCase(273 _ITestMethod testMethod,274 object?[]? testMethodArguments = null,275 TestMethodDisplay defaultMethodDisplay = TestMethodDisplay.ClassAndMethod,276 TestMethodDisplayOptions defaultMethodDisplayOptions = TestMethodDisplayOptions.None,277 string? skipReason = null,278 Dictionary<string, List<string>>? traits = null,279 string? uniqueID = null)280 : base(defaultMethodDisplay, defaultMethodDisplayOptions, testMethod, testMethodArguments, skipReason, traits, uniqueID)281 { }282 public static TestableTestMethodTestCase Create<TClass>(283 string methodName,284 object?[]? testMethodArguments = null)285 {286 var testMethod = TestData.TestMethod<TClass>(methodName);287 return new TestableTestMethodTestCase(testMethod, testMethodArguments);288 }289 }290}...
XunitTestCaseTests.cs
Source:XunitTestCaseTests.cs
...12 [Fact]13 public static void DisplayName()14 {15 var factAttribute = Mocks.FactAttribute(displayName: "Custom Display Name");16 var testMethod = Mocks.TestMethod(methodAttributes: new[] { factAttribute });17 var testCase = new TestableXunitTestCase(testMethod);18 Assert.Equal("Custom Display Name", testCase.TestCaseDisplayName);19 }20 [Fact]21 public static void DisplayNameWithArguments()22 {23 var factAttribute = Mocks.FactAttribute(displayName: "Custom Display Name");24 var param1 = Mocks.ParameterInfo("p1");25 var param2 = Mocks.ParameterInfo("p2");26 var param3 = Mocks.ParameterInfo("p3");27 var testMethod = Mocks.TestMethod(methodAttributes: new[] { factAttribute }, parameters: new[] { param1, param2, param3 });28 var arguments = new object[] { 42, "Hello, world!", 'A' };29 var testCase = new TestableXunitTestCase(testMethod, arguments);30 Assert.Equal("Custom Display Name(p1: 42, p2: \"Hello, world!\", p3: 'A')", testCase.TestCaseDisplayName);31 }32 [Fact]33 public static void SkipReason()34 {35 var factAttribute = Mocks.FactAttribute(skip: "Skip Reason");36 var testMethod = Mocks.TestMethod(methodAttributes: new[] { factAttribute });37 var testCase = new TestableXunitTestCase(testMethod);38 Assert.Equal("Skip Reason", testCase.SkipReason);39 }40 [Fact]41 public static void Timeout()42 {43 var factAttribute = Mocks.FactAttribute(timeout: 42);44 var testMethod = Mocks.TestMethod(methodAttributes: new[] { factAttribute });45 var testCase = new TestableXunitTestCase(testMethod);46 Assert.Equal(42, testCase.Timeout);47 }48 }49 public class Traits : AcceptanceTestV350 {51 [Fact]52 public static void TraitsOnTestMethod()53 {54 var trait1 = Mocks.TraitAttribute("Trait1", "Value1");55 var trait2 = Mocks.TraitAttribute("Trait2", "Value2");56 var testMethod = Mocks.TestMethod(methodAttributes: new[] { trait1, trait2 });57 var testCase = new TestableXunitTestCase(testMethod);58 Assert.Equal("Value1", Assert.Single(testCase.Traits["Trait1"]));59 Assert.Equal("Value2", Assert.Single(testCase.Traits["Trait2"]));60 }61 [Fact]62 public static void TraitsOnTestClass()63 {64 var trait1 = Mocks.TraitAttribute("Trait1", "Value1");65 var trait2 = Mocks.TraitAttribute("Trait2", "Value2");66 var testMethod = Mocks.TestMethod(classAttributes: new[] { trait1, trait2 });67 var testCase = new TestableXunitTestCase(testMethod);68 Assert.Equal("Value1", Assert.Single(testCase.Traits["Trait1"]));69 Assert.Equal("Value2", Assert.Single(testCase.Traits["Trait2"]));70 }71 [Fact]72 public async void CustomTrait()73 {74 var messages = await RunAsync(typeof(ClassWithCustomTraitTest));75 var passingTests = messages.OfType<_TestPassed>();76 var passingTest = Assert.Single(passingTests);77 var passingTestCaseStarting = messages.OfType<_TestCaseStarting>().Single(tcs => tcs.TestCaseUniqueID == passingTest.TestCaseUniqueID);78 Assert.Collection(79 passingTestCaseStarting.Traits.OrderBy(x => x.Key),80 namedTrait =>81 {82 Assert.Equal("Assembly", namedTrait.Key);83 var value = Assert.Single(namedTrait.Value);84 Assert.Equal("Trait", value);85 },86 namedTrait =>87 {88 Assert.Equal("Author", namedTrait.Key);89 var value = Assert.Single(namedTrait.Value);90 Assert.Equal("Some Schmoe", value);91 },92 namedTrait =>93 {94 Assert.Equal("Bug", namedTrait.Key);95 var value = Assert.Single(namedTrait.Value);96 Assert.Equal("2112", value);97 }98 );99 }100 [Fact]101 public static void CustomTraitWithoutDiscoverer()102 {103 var spy = SpyMessageSink.Capture();104 TestContext.Current!.DiagnosticMessageSink = spy;105 var trait = Mocks.TraitAttribute<BadTraitAttribute>();106 var testMethod = Mocks.TestMethod(classAttributes: new[] { trait });107 var testCase = new TestableXunitTestCase(testMethod);108 Assert.Empty(testCase.Traits);109 var diagnosticMessages = spy.Messages.OfType<_DiagnosticMessage>();110 var diagnosticMessage = Assert.Single(diagnosticMessages);111 Assert.Equal($"Trait attribute on '{testCase.TestCaseDisplayName}' did not have [TraitDiscoverer]", diagnosticMessage.Message);112 }113 class BadTraitAttribute : Attribute, ITraitAttribute { }114 class ClassWithCustomTraitTest115 {116 [Fact]117 [Bug(2112)]118 [Trait("Author", "Some Schmoe")]119 public static void BugFix() { }120 }121 public class BugDiscoverer : ITraitDiscoverer122 {123 public IReadOnlyCollection<KeyValuePair<string, string>> GetTraits(_IAttributeInfo traitAttribute)124 {125 var ctorArgs = traitAttribute.GetConstructorArguments().ToList();126 return new[] { new KeyValuePair<string, string>("Bug", ctorArgs[0]!.ToString()!) };127 }128 }129 [TraitDiscoverer(typeof(BugDiscoverer))]130 class BugAttribute : Attribute, ITraitAttribute131 {132 public BugAttribute(int id) { }133 }134 public static TheoryData<Type, IEnumerable<string>> CustomAttributeTestCases() =>135 new()136 {137 { typeof(ClassWithSingleTrait), new[] { "One" } },138 { typeof(ClassWithMultipleTraits), new[] { "One", "Two" } },139 { typeof(InheritedClassWithOnlyOwnTrait), new[] { "One" } },140 { typeof(InheritedClassWithOnlyOwnMultipleTraits), new[] { "One", "Two" } },141 { typeof(InheritedClassWithSingleBaseClassTrait), new[] { "BaseOne" } },142 { typeof(InheritedClassWithMultipleBaseClassTraits), new[] { "BaseOne", "BaseTwo" } },143 { typeof(InheritedClassWithOwnSingleTraitAndSingleBaseClassTrait), new[] { "One", "BaseOne" } },144 { typeof(InheritedClassWithOwnSingleTraitAndMultipleBaseClassTrait), new[] { "One", "BaseOne", "BaseTwo" } },145 { typeof(InheritedClassWithOwnMultipleTraitsAndSingleBaseClassTrait), new[] { "One", "Two", "BaseOne" } },146 { typeof(InheritedClassWithOwnMultipleTraitsAndMultipleBaseClassTrait), new[] { "One", "Two", "BaseOne", "BaseTwo" } }147 };148 [Theory(DisableDiscoveryEnumeration = true)]149 [MemberData(nameof(CustomAttributeTestCases))]150 public void ReturnsCorrectCustomAttributes(Type classType, IEnumerable<string> expectedTraits)151 {152 var testAssembly = new TestAssembly(new ReflectionAssemblyInfo(classType.Assembly));153 var testCollection = new TestCollection(testAssembly, null, "Trait inheritance tests");154 var @class = new ReflectionTypeInfo(classType);155 var testClass = new TestClass(testCollection, @class);156 var methodInfo = new ReflectionMethodInfo(classType.GetMethod("TraitsTest")!);157 var testMethod = new TestMethod(testClass, methodInfo);158 var testCase = new TestableXunitTestCase(testMethod);159 var testTraits = testCase.Traits["Test"];160 Assert.NotNull(testTraits);161 foreach (var expectedTrait in expectedTraits)162 Assert.Contains(expectedTrait, testTraits);163 }164 class BaseClassWithoutTraits165 { }166 [Trait("Test", "BaseOne")]167 class BaseClassWithSingleTrait168 { }169 [Trait("Test", "BaseOne"), Trait("Test", "BaseTwo")]170 class BaseClassWithMultipleTraits171 { }172 [Trait("Test", "One")]173 class ClassWithSingleTrait174 {175 [Fact]176 public void TraitsTest()177 { }178 }179 [Trait("Test", "One"), Trait("Test", "Two")]180 class ClassWithMultipleTraits181 {182 [Fact]183 public void TraitsTest()184 { }185 }186 [Trait("Test", "One")]187 class InheritedClassWithOnlyOwnTrait : BaseClassWithoutTraits188 {189 [Fact]190 public void TraitsTest()191 { }192 }193 [Trait("Test", "One"), Trait("Test", "Two")]194 class InheritedClassWithOnlyOwnMultipleTraits : BaseClassWithoutTraits195 {196 [Fact]197 public void TraitsTest()198 { }199 }200 class InheritedClassWithSingleBaseClassTrait : BaseClassWithSingleTrait201 {202 [Fact]203 public void TraitsTest()204 { }205 }206 class InheritedClassWithMultipleBaseClassTraits : BaseClassWithMultipleTraits207 {208 [Fact]209 public void TraitsTest()210 { }211 }212 [Trait("Test", "One")]213 class InheritedClassWithOwnSingleTraitAndSingleBaseClassTrait : BaseClassWithSingleTrait214 {215 [Fact]216 public void TraitsTest()217 { }218 }219 [Trait("Test", "One")]220 class InheritedClassWithOwnSingleTraitAndMultipleBaseClassTrait : BaseClassWithMultipleTraits221 {222 [Fact]223 public void TraitsTest()224 { }225 }226 [Trait("Test", "One"), Trait("Test", "Two")]227 class InheritedClassWithOwnMultipleTraitsAndSingleBaseClassTrait : BaseClassWithSingleTrait228 {229 [Fact]230 public void TraitsTest()231 { }232 }233 [Trait("Test", "One"), Trait("Test", "Two")]234 class InheritedClassWithOwnMultipleTraitsAndMultipleBaseClassTrait : BaseClassWithMultipleTraits235 {236 [Fact]237 public void TraitsTest()238 { }239 }240 }241 [Serializable]242 class TestableXunitTestCase : XunitTestCase243 {244 protected TestableXunitTestCase(245 SerializationInfo info,246 StreamingContext context) :247 base(info, context)248 { }249 public TestableXunitTestCase(250 _ITestMethod testMethod,251 object?[]? testMethodArguments = null) :252 base(TestMethodDisplay.ClassAndMethod, TestMethodDisplayOptions.None, testMethod, testMethodArguments, null, null, null, null, null)253 { }254 }255}...
Mocks.TestCases.cs
Source:Mocks.TestCases.cs
...60 IReadOnlyDictionary<string, IReadOnlyList<string>>? traits = null,61 string? fileName = null,62 int? lineNumber = null,63 string? uniqueID = null) =>64 TestCase(TestMethod<TClassUnderTest>(methodName), displayName, skipReason, traits, fileName, lineNumber, uniqueID);65 public static _ITestCase TestCase(66 string typeName,67 string methodName,68 string? displayName = null,69 string? skipReason = null,70 IReadOnlyDictionary<string, IReadOnlyList<string>>? traits = null,71 string? fileName = null,72 int? lineNumber = null,73 string? uniqueID = null) =>74 TestCase(TestMethod(typeName, methodName), displayName, skipReason, traits, fileName, lineNumber, uniqueID);75 public static _ITestCase TestCase(76 _ITestMethod? testMethod = null,77 string? displayName = null,78 string? skipReason = null,79 IReadOnlyDictionary<string, IReadOnlyList<string>>? traits = null,80 string? fileName = null,81 int? lineNumber = null,82 string? uniqueID = null)83 {84 testMethod ??= TestMethod();85 displayName ??= $"{testMethod.TestClass.Class.Name}.{testMethod.Method.Name}";86 traits ??= GetTraits(testMethod.Method);87 uniqueID ??= "case-id";88 var testCollection = testMethod.TestClass.TestCollection;89 var testClass = testMethod.TestClass;90 var result = Substitute.For<_ITestCase, InterfaceProxy<_ITestCase>>();91 result.TestCaseDisplayName.Returns(displayName);92 result.SkipReason.Returns(skipReason);93 result.SourceFilePath.Returns(fileName);94 result.SourceLineNumber.Returns(lineNumber);95 result.TestCollection.Returns(testCollection);96 result.TestClass.Returns(testClass);97 result.TestMethod.Returns(testMethod);98 result.Traits.Returns(traits);99 result.UniqueID.Returns(uniqueID);100 return result;101 }102 public static _ITestClass TestClass<TClassUnderTest>(103 _ITestCollection? collection = null,104 string? uniqueID = null) =>105 TestClass(106 TypeInfo<TClassUnderTest>(),107 collection,108 uniqueID109 );110 public static _ITestClass TestClass(111 string? typeName,112 _IMethodInfo[]? methods = null,113 _IReflectionAttributeInfo[]? attributes = null,114 _ITypeInfo? baseType = null,115 _ITestCollection? collection = null,116 string? uniqueID = null) =>117 TestClass(TypeInfo(typeName, methods, attributes, baseType), collection, uniqueID);118 public static _ITestClass TestClass(119 _ITypeInfo? typeInfo = null,120 _ITestCollection? collection = null,121 string? uniqueID = null)122 {123 typeInfo ??= TypeInfo();124 collection ??= TestCollection();125 uniqueID ??= "class-id";126 var result = Substitute.For<_ITestClass, InterfaceProxy<_ITestClass>>();127 result.Class.Returns(typeInfo);128 result.TestCollection.Returns(collection);129 result.UniqueID.Returns(uniqueID);130 return result;131 }132 public static _ITestCollection TestCollection(133 Assembly assembly,134 _ITypeInfo? definition = null,135 string? displayName = null,136 string? uniqueID = null) =>137 TestCollection(TestAssembly(assembly), definition, displayName, uniqueID);138 public static _ITestCollection TestCollection(139 _ITestAssembly? assembly = null,140 _ITypeInfo? definition = null,141 string? displayName = null,142 string? uniqueID = null)143 {144 assembly ??= TestAssembly();145 displayName ??= "Mock test collection";146 uniqueID ??= "collection-id";147 var result = Substitute.For<_ITestCollection, InterfaceProxy<_ITestCollection>>();148 result.CollectionDefinition.Returns(definition);149 result.DisplayName.Returns(displayName);150 result.TestAssembly.Returns(assembly);151 result.UniqueID.Returns(uniqueID);152 return result;153 }154 public static _ITestMethod TestMethod(155 string? typeName = null,156 string? methodName = null,157 string? displayName = null,158 string? skip = null,159 int timeout = 0,160 _IParameterInfo[]? parameters = null,161 _IReflectionAttributeInfo[]? classAttributes = null,162 _IReflectionAttributeInfo[]? methodAttributes = null,163 _ITestCollection? collection = null,164 string? uniqueID = null)165 {166 parameters ??= EmptyParameterInfos;167 classAttributes ??= EmptyAttributeInfos;168 methodAttributes ??= EmptyAttributeInfos;169 // Ensure that there's a FactAttribute, or else it's not technically a test method170 var factAttribute = methodAttributes.FirstOrDefault(attr => typeof(FactAttribute).IsAssignableFrom(attr.Attribute.GetType()));171 if (factAttribute == null)172 {173 factAttribute = FactAttribute(displayName, skip, timeout);174 methodAttributes = methodAttributes.Concat(new[] { factAttribute }).ToArray();175 }176 var testClass = TestClass(typeName, attributes: classAttributes, collection: collection);177 var methodInfo = MethodInfo(methodName, methodAttributes, parameters, testClass.Class);178 return TestMethod(methodInfo, testClass, uniqueID);179 }180 public static _ITestMethod TestMethod<TClassUnderTest>(181 string methodName,182 _ITestCollection? collection = null,183 string? uniqueID = null) =>184 TestMethod(MethodInfo<TClassUnderTest>(methodName), TestClass<TClassUnderTest>(collection), uniqueID);185 public static _ITestMethod TestMethod(186 _IMethodInfo methodInfo,187 _ITestClass testClass,188 string? uniqueID = null)189 {190 uniqueID ??= "method-id";191 var result = Substitute.For<_ITestMethod, InterfaceProxy<_ITestMethod>>();192 result.Method.Returns(methodInfo);193 result.TestClass.Returns(testClass);194 result.UniqueID.Returns(uniqueID);195 return result;196 }197 }198}...
FactDiscovererTests.cs
Source:FactDiscovererTests.cs
...23 [Fact]24 public async void FactWithoutParameters_ReturnsTestCaseThatRunsFact()25 {26 var discoverer = new FactDiscoverer();27 var testMethod = Mocks.TestMethod<ClassUnderTest>("FactWithNoParameters");28 var testCases = await discoverer.Discover(options, testMethod, factAttribute);29 var testCase = Assert.Single(testCases);30 await testCase.RunAsync(messageBus, new object[0], aggregator, cancellationTokenSource);31 Assert.Single(messageBus.Messages.OfType<_TestPassed>());32 }33 [Fact]34 public async void FactWithParameters_ReturnsTestCaseWhichThrows()35 {36 var discoverer = new FactDiscoverer();37 var testMethod = Mocks.TestMethod<ClassUnderTest>("FactWithParameters");38 var testCases = await discoverer.Discover(options, testMethod, factAttribute);39 var testCase = Assert.Single(testCases);40 await testCase.RunAsync(messageBus, new object[0], aggregator, cancellationTokenSource);41 var failed = Assert.Single(messageBus.Messages.OfType<_TestFailed>());42 Assert.Equal(typeof(InvalidOperationException).FullName, failed.ExceptionTypes.Single());43 Assert.Equal("[Fact] methods are not allowed to have parameters. Did you mean to use [Theory]?", failed.Messages.Single());44 }45 [Fact]46 public async void GenericFact_ReturnsTestCaseWhichThrows()47 {48 var discoverer = new FactDiscoverer();49 var testMethod = Mocks.TestMethod<ClassUnderTest>("GenericFact");50 var testCases = await discoverer.Discover(options, testMethod, factAttribute);51 var testCase = Assert.Single(testCases);52 await testCase.RunAsync(messageBus, new object[0], aggregator, cancellationTokenSource);53 var failed = Assert.Single(messageBus.Messages.OfType<_TestFailed>());54 Assert.Equal(typeof(InvalidOperationException).FullName, failed.ExceptionTypes.Single());55 Assert.Equal("[Fact] methods are not allowed to be generic.", failed.Messages.Single());56 }57 class ClassUnderTest58 {59 [Fact]60 public void FactWithNoParameters() { }61 [Fact]62 public void FactWithParameters(int x) { }63 [Fact]...
ExecutionErrorTestCaseRunnerTests.cs
Source:ExecutionErrorTestCaseRunnerTests.cs
...64 public static ExecutionErrorTestCase ExecutionErrorTestCase(65 string message,66 _IMessageSink? diagnosticMessageSink = null)67 {68 var testMethod = Mocks.TestMethod();69 return new(70 TestMethodDisplay.ClassAndMethod,71 TestMethodDisplayOptions.None,72 testMethod,73 message74 );75 }76}...
TestMethod
Using AI Code Generation
1using Xunit;2using Xunit.v3;3{4 {5 public void TestMethod()6 {7 var mock = new Xunit.v3.Mocks();8 var test = mock.TestMethod("TestNamespace.TestClass.TestMethod");9 Assert.NotNull(test);10 }11 }12}
TestMethod
Using AI Code Generation
1using Xunit.v3;2using Xunit.v3.Mocks;3{4 {5 public void TestMethod()6 {7 var mockTestAssembly = Mocks.TestAssembly("MockTestAssembly");8 var mockTestClass = Mocks.TestClass("MockTestClass");9 var mockTestMethod = Mocks.TestMethod("MockTestMethod");10 var mockTest = Mocks.Test("MockTest", mockTestAssembly, mockTestClass, mockTestMethod);11 var mockTestCollection = Mocks.TestCollection("MockTestCollection");12 var mockTestCollectionRunner = Mocks.TestCollectionRunner(mockTestCollection, new[] { mockTest });13 var mockMessageBus = Mocks.MessageBus();14 var mockTestAssemblyRunner = Mocks.TestAssemblyRunner(mockTestAssembly, new[] { mockTestCollectionRunner });15 var mockTestRunner = Mocks.TestRunner(mockTest, mockMessageBus, mockTestAssemblyRunner);16 var mockTestCase = Mocks.TestCase("MockTestCase", mockTestAssembly, mockTestClass, mockTestMethod);17 var mockTestOutputHelper = Mocks.TestOutputHelper();18 mockTestRunner.RunAsync();19 mockTestRunner.RunAsync(mockTestCase);20 mockTestRunner.RunAsync(mockTestCase, mockMessageBus);21 mockTestRunner.RunAsync(mockTestCase, mockMessageBus, mockTestOutputHelper);22 }23 }24}
TestMethod
Using AI Code Generation
1using Xunit.v3.Mocks;2{3 {4 public void TestMethod1()5 {6 TestMethod();7 }8 }9}
TestMethod
Using AI Code Generation
1using Xunit.v3;2using Xunit.v3.Mocks;3{4 {5 public void TestMethod()6 {7 Mocks.TestMethod();8 }9 }10}
TestMethod
Using AI Code Generation
1using Xunit;2using Xunit.v3.Mocks;3{4 {5 public void TestMethod()6 {7 var mock = new Xunit.v3.Mocks();8 mock.TestMethod();9 }10 }11}
TestMethod
Using AI Code Generation
1using Xunit.v3.Mocks;2{3 {4 public void TestMethod()5 {6 TestMethod();7 }8 }9}10System.InvalidOperationException: No test method found for 'Test.TestClass.TestMethod()'. at Xunit.Sdk.TestMethodRunner`1..ctor(IMessageSink diagnosticMessageSink, IMessageBus messageBus, ITestMethod testMethod, Object[] constructorArguments, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.TestMethodRunner`1..ctor(IMessageSink diagnosticMessageSink, IMessageBus messageBus, ITestMethod testMethod, Object[] constructorArguments, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.TestMethodRunner`1..ctor(IMessageSink diagnosticMessageSink, IMessageBus messageBus, ITestMethod testMethod, Object[] constructorArguments, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(IXunitTestCase testCase, String displayName, String skipReason, Object[] constructorArguments, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(IXunitTestCase testCase, String displayName, String skipReason, Object[] constructorArguments, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(IXunitTestCase testCase, String displayName, String skipReason, Object[] constructorArguments, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(IXunitTestCase testCase, String displayName, String skipReason, Object[] constructorArguments, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(IXunitTestCase testCase, String displayName, String skipReason, Object[] constructorArguments, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(IXunitTestCase testCase, String displayName, String skipReason, Object[] constructorArguments, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource) at Xunit.Sdk.XunitTestRunner..ctor(
TestMethod
Using AI Code Generation
1using Xunit;2using Xunit.v3.Mocks;3{4 {5 public void TestMethod()6 {7 }8 }9}10using Xunit;11using Xunit.v3.Mocks;12{13 {14 public void TestMethod()15 {16 }17 }18}19using Xunit;20using Xunit.v3.Mocks;21{22 {23 public void TestMethod()24 {25 }26 }27}28using Xunit;29using Xunit.v3.Mocks;30{31 {32 public void TestMethod()33 {34 }35 }36}37using Xunit;38using Xunit.v3.Mocks;39{40 {41 public void TestMethod()42 {43 }44 }45}46using Xunit;47using Xunit.v3.Mocks;
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Most used method in Mocks
- AssemblyFixtureAttribute
- CollectionAttribute
- CollectionBehaviorAttribute
- CollectionDefinitionAttribute
- DataAttribute
- FactAttribute
- TestCaseOrdererAttribute
- TestCollectionOrdererAttribute
- TestFrameworkAttribute
- TheoryAttribute
- TraitAttribute
- TraitDiscovererAttribute
- ReflectorWrap
- RunnerReporter
- AssemblyInfo
- MethodInfo
- ParameterInfo
- TypeInfo
- Test
- TestAssembly
- TestCase
- TestClass
- TestCollection
- TestMethod
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