public static void GuardClauses()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
Assert.Throws <ArgumentNullException>("discoveryMessageSink", () => framework.Find(discoveryMessageSink: null !, discoveryOptions: _TestFrameworkOptions.ForDiscovery()));
Assert.Throws <ArgumentNullException>("discoveryOptions", () => framework.Find(discoveryMessageSink: Substitute.For <_IMessageSink>(), discoveryOptions: null !));
}
public static void GuardClauses()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
Assert.Throws <ArgumentNullException>("discoveryMessageSink", () => framework.Find(includeSourceInformation: false, discoveryMessageSink: null, discoveryOptions: TestFrameworkOptions.ForDiscovery()));
Assert.Throws <ArgumentNullException>("discoveryOptions", () => framework.Find(includeSourceInformation: false, discoveryMessageSink: Substitute.For <IMessageSink>(), discoveryOptions: null));
}
public static void CallsSourceProviderWhenTypesAreFoundInAssembly()
{
var sourceProvider = Substitute.For <ISourceInformationProvider>();
sourceProvider
.GetSourceInformation(null)
.ReturnsForAnyArgs(new Xunit.SourceInformation {
FileName = "Source File", LineNumber = 42
});
var framework = TestableXunitTestFrameworkDiscoverer.Create(sourceProvider: sourceProvider);
var typeInfo = Reflector.Wrap(typeof(ClassWithSingleTest));
framework.Assembly.GetType("abc").Returns(typeInfo);
framework.Find("abc", includeSourceInformation: true);
Assert.Collection(framework.TestCases,
testCase =>
{
Assert.Equal("XunitTestFrameworkDiscovererTests+ClassWithSingleTest.TestMethod", testCase.DisplayName);
Assert.Equal("Source File", testCase.SourceInformation.FileName);
Assert.Equal(42, testCase.SourceInformation.LineNumber);
}
);
}
public static void AssemblyWithNoTypes_ReturnsNoTestCases()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
framework.Find();
Assert.Empty(framework.TestCases);
}
public static void RequestsOnlyPublicTypesFromAssembly()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create(collectionFactory: Substitute.For <IXunitTestCollectionFactory>());
framework.Find();
framework.Assembly.Received(1).GetTypes(includePrivateTypes: false);
}
public static void NonParallel()
{
var behaviorAttribute = Mocks.CollectionBehaviorAttribute(disableTestParallelization: true);
var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });
var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);
Assert.Matches(@"xUnit.net v3 \d+\.\d+\.\d+(-pre\.\d+(-dev)?(\+[0-9a-f]+)?)? \[collection-per-class, non-parallel\]", discoverer.TestFrameworkDisplayName);
}
public static void ValidCustomFactory()
{
var behaviorAttribute = Mocks.CollectionBehaviorAttribute <CustomTestCollectionFactory>();
var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });
var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);
Assert.IsType <CustomTestCollectionFactory>(discoverer.TestCollectionFactory);
}
public static void ClassWithNoTests_ReturnsNoTestCases()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var testClass = new TestClass(Mocks.TestCollection(), Reflector.Wrap(typeof(ClassWithNoTests)));
framework.FindTestsForClass(testClass);
Assert.False(framework.Sink.Finished.WaitOne(0));
}
public static void CustomCollectionFactory()
{
var behaviorAttribute = Mocks.CollectionBehaviorAttribute <CustomTestCollectionFactory>();
var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });
var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);
Assert.Matches(@"xUnit.net v3 \d+\.\d+\.\d+(-pre\.\d+(-dev)?(\+[0-9a-f]+)?)? \[my-custom-test-collection-factory, parallel\]", discoverer.TestFrameworkDisplayName);
}
public static void DoesNotCallSourceProviderWhenNotAskedFor()
{
var sourceProvider = Substitute.For <ISourceInformationProvider>();
var framework = TestableXunitTestFrameworkDiscoverer.Create(sourceProvider: sourceProvider);
framework.Find("abc");
sourceProvider.Received(0).GetSourceInformation(Arg.Any <ITestCase>());
}
public static async ValueTask DoesNotDiscoverNonFactDecoratedTestMethod()
{
var testClass = Mocks.TestClass <ClassWithNoTests>();
var discoverer = TestableXunitTestFrameworkDiscoverer.Create();
await discoverer.FindTestsForType(testClass);
Assert.Empty(discoverer.FindTestsForType_TestCases);
}
public void ClassWithNoTests_ReturnsNoTestCases()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(ClassWithNoTests));
framework.FindImpl(type);
Assert.False(framework.Visitor.Finished.WaitOne(0));
}
public static void AssemblyWithMultiLevelHierarchyWithFactOverridenInNonImmediateDerivedClass_ReturnsOneTestCase()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var testClass = Mocks.TestClass(typeof(Child));
framework.FindTestsForClass(testClass);
Assert.Equal(1, framework.Sink.TestCases.Count);
Assert.Equal("XunitTestFrameworkDiscovererTests+FindImpl+Child.FactOverridenInNonImmediateDerivedClass", framework.Sink.TestCases[0].DisplayName);
}
public void GuardClauses()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var typeName = typeof(Object).FullName;
var sink = Substitute.For <IMessageSink>();
Assert.Throws <ArgumentNullException>("typeName", () => framework.Find(typeName: null, includeSourceInformation: false, messageSink: sink));
Assert.Throws <ArgumentException>("typeName", () => framework.Find(typeName: "", includeSourceInformation: false, messageSink: sink));
Assert.Throws <ArgumentNullException>("messageSink", () => framework.Find(typeName, includeSourceInformation: false, messageSink: null));
}
public static async ValueTask RequestsPublicAndPrivateMethodsFromType()
{
var typeInfo = Mocks.TypeInfo();
var testClass = Mocks.TestClass(typeInfo);
var discoverer = TestableXunitTestFrameworkDiscoverer.Create();
await discoverer.FindTestsForType(testClass);
typeInfo.Received(1).GetMethods(includePrivateMethods: true);
}
public static void AssemblyWithTheoryWithPropertyData_ReturnsOneTestCasePerDataRecord()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var testClass = Mocks.TestClass(typeof(TheoryWithPropertyData));
framework.FindTestsForClass(testClass);
Assert.Equal(2, framework.Sink.TestCases.Count);
Assert.Single(framework.Sink.TestCases, testCase => testCase.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithPropertyData.TheoryMethod(value: 42)");
Assert.Single(framework.Sink.TestCases, testCase => testCase.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithPropertyData.TheoryMethod(value: 2112)");
}
public static void AssemblyWithMixOfFactsAndNonTests_ReturnsTestCasesOnlyForFacts()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var testClass = new TestClass(Mocks.TestCollection(), Reflector.Wrap(typeof(ClassWithMixOfFactsAndNonFacts)));
framework.FindTestsForClass(testClass);
Assert.Equal(2, framework.Sink.TestCases.Count);
Assert.Single(framework.Sink.TestCases, t => t.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+ClassWithMixOfFactsAndNonFacts.TestMethod1");
Assert.Single(framework.Sink.TestCases, t => t.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+ClassWithMixOfFactsAndNonFacts.TestMethod2");
}
public static async void AssemblyWithMultiLevelHierarchyWithFactOverridenInNonImmediateDerivedClass_ReturnsOneTestCase()
{
var testClass = Mocks.TestClass <Child>();
var discoverer = TestableXunitTestFrameworkDiscoverer.Create();
await discoverer.FindTestsForType(testClass);
var testCase = Assert.Single(discoverer.FindTestsForType_TestCases);
Assert.Equal($"{typeof(Child).FullName}.{nameof(GrandParent.FactOverridenInNonImmediateDerivedClass)}", testCase.TestCaseDisplayName);
}
public static void AssemblyWithFact_ReturnsOneTestCaseOfTypeXunitTestCase()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var testClass = new TestClass(Mocks.TestCollection(), Reflector.Wrap(typeof(ClassWithOneFact)));
framework.FindTestsForClass(testClass);
Assert.Collection(framework.Sink.TestCases,
testCase => Assert.IsType <XunitTestCase>(testCase)
);
}
public static void AssemblyAttributeOverride(
CollectionBehavior behavior,
Type expectedFactoryType)
{
var behaviorAttribute = Mocks.CollectionBehaviorAttribute(behavior);
var assembly = Mocks.AssemblyInfo(attributes: new[] { behaviorAttribute });
var discoverer = TestableXunitTestFrameworkDiscoverer.Create(assembly);
Assert.IsType(expectedFactoryType, discoverer.TestCollectionFactory);
}
public static void DefaultTestCollection()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(ClassWithNoCollection));
var testClass = framework.CreateTestClass(type);
Assert.NotNull(testClass.TestCollection);
Assert.Equal("Test collection for XunitTestFrameworkDiscovererTests+CreateTestClass+ClassWithNoCollection", testClass.TestCollection.DisplayName);
Assert.Null(testClass.TestCollection.CollectionDefinition);
}
public void AssemblyWithMixOfFactsAndNonTests_ReturnsTestCasesOnlyForFacts()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(ClassWithMixOfFactsAndNonFacts));
framework.FindImpl(type);
Assert.Equal(2, framework.Visitor.TestCases.Count);
Assert.Single(framework.Visitor.TestCases, t => t.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+ClassWithMixOfFactsAndNonFacts.TestMethod1");
Assert.Single(framework.Visitor.TestCases, t => t.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+ClassWithMixOfFactsAndNonFacts.TestMethod2");
}
public void AssemblyWithFact_ReturnsOneTestCaseOfTypeXunitTestCase()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(ClassWithOneFact));
framework.FindImpl(type);
Assert.Collection(framework.Visitor.TestCases,
testCase => Assert.IsType <XunitTestCase>(testCase)
);
}
public void AssemblyWithTheoryWithPropertyData_ReturnsOneTestCasePerDataRecord()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(TheoryWithPropertyData));
framework.FindImpl(type);
Assert.Equal(2, framework.Visitor.TestCases.Count);
Assert.Single(framework.Visitor.TestCases, testCase => testCase.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithPropertyData.TheoryMethod(value: 42)");
Assert.Single(framework.Visitor.TestCases, testCase => testCase.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithPropertyData.TheoryMethod(value: 2112)");
}
public static void SendsDiscoveryStartingMessage()
{
var typeInfo = Reflector.Wrap(typeof(ClassWithSingleTest));
var mockAssembly = Mocks.AssemblyInfo(types: new[] { typeInfo });
var framework = TestableXunitTestFrameworkDiscoverer.Create(mockAssembly);
framework.Find("abc");
framework.Sink.Finished.WaitOne();
Assert.True(framework.Sink.StartSeen);
}
public static void UndeclaredTestCollection()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(ClassWithUndeclaredCollection));
var testClass = framework.CreateTestClass(type);
Assert.NotNull(testClass.TestCollection);
Assert.Equal("This a collection without declaration", testClass.TestCollection.DisplayName);
Assert.Null(testClass.TestCollection.CollectionDefinition);
}
public static void AssemblyWithTheoryWithInlineData_ReturnsOneTestCasePerDataRecord()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var testClass = Mocks.TestClass <TheoryWithInlineData>();
framework.FindTestsForClass(testClass);
Assert.Equal(2, framework.Sink.TestCases.Count);
Assert.Single(framework.Sink.TestCases, t => t.TestCaseDisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithInlineData.TheoryMethod(value: \"Hello world\")");
Assert.Single(framework.Sink.TestCases, t => t.TestCaseDisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithInlineData.TheoryMethod(value: 42)");
}
public static void AssemblyWithTheoryWithInlineData_ReturnsOneTestCasePerDataRecord()
{
var framework = TestableXunitTestFrameworkDiscoverer.Create();
var type = Reflector.Wrap(typeof(TheoryWithInlineData));
framework.FindTestsForClass(type);
Assert.Equal(2, framework.Visitor.TestCases.Count);
Assert.Single(framework.Visitor.TestCases, t => t.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithInlineData.TheoryMethod(value: \"Hello world\")");
Assert.Single(framework.Visitor.TestCases, t => t.DisplayName == "XunitTestFrameworkDiscovererTests+FindImpl+TheoryWithInlineData.TheoryMethod(value: 42)");
}
public static void DoesNotCallSourceProviderWhenNotAskedFor()
{
var sourceProvider = Substitute.For <ISourceInformationProvider>();
var typeInfo = Reflector.Wrap(typeof(ClassWithSingleTest));
var mockAssembly = Mocks.AssemblyInfo(types: new[] { typeInfo });
var framework = TestableXunitTestFrameworkDiscoverer.Create(mockAssembly, sourceProvider);
framework.Find();
framework.Sink.Finished.WaitOne();
sourceProvider.Received(0).GetSourceInformation(Arg.Any <ITestCase>());
}
public static void DefinedTestCollection()
{
var type = Reflector.Wrap(typeof(ClassWithDefinedCollection));
var framework = TestableXunitTestFrameworkDiscoverer.Create(type.Assembly);
var testClass = framework.CreateTestClass(type);
Assert.NotNull(testClass.TestCollection);
Assert.Equal("This a defined collection", testClass.TestCollection.DisplayName);
Assert.NotNull(testClass.TestCollection.CollectionDefinition);
Assert.Equal("XunitTestFrameworkDiscovererTests+CreateTestClass+DeclaredCollection", testClass.TestCollection.CollectionDefinition.Name);
}