protected override async Task <RunSummary> RunTestClassAsync(
ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable <IXunitTestCase> testCases)
{
// Don't want to use .Concat + .ToDictionary because of the possibility of overriding types,
// so instead we'll just let collection fixtures override assembly fixtures.
var combinedFixtures = new Dictionary <Type, object>(_assemblyFixtureMappings);
foreach (var(key, value) in CollectionFixtureMappings)
{
combinedFixtures[key] = value;
}
// We've done everything we need, so let the built-in types do the rest of the heavy lifting
var runner = new XunitTestClassRunner(
testClass,
@class,
testCases,
_diagnosticMessageSink,
MessageBus,
TestCaseOrderer,
new ExceptionAggregator(Aggregator),
CancellationTokenSource,
combinedFixtures
);
var runSummary = await runner.RunAsync();
return(runSummary);
}
protected MethodInfo SelectTestClassFixtureInjectionMethod(IReflectionTypeInfo Class)
{
var methods = Class
.Type
.GetTypeInfo()
.GetMethods(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public)
.Where(ci => !ci.IsGenericMethod && ci.Name == "SetFixture")
.ToList();
var methodGroup = methods
.GroupBy(ci => ci.GetParameters().Length)
.OrderByDescending(g => g.Count())
.FirstOrDefault();
if (methodGroup == null)
{
return(null);
}
if (methodGroup.Count() > 1)
{
Aggregator.Add(
new TestClassException(
$"Ambiguous SetFixture method on test class '{Class.Type.FullName}'. " +
"Remember that the overload with more parameters is selected."
)
);
return(null);
}
return(methods
.OrderByDescending(ci => ci.GetParameters().Length)
.FirstOrDefault());
}
/// <inheritdoc/>
protected void SetTestCaseOrderer(IReflectionTypeInfo Class)
{
var ordererAttribute = Class.GetCustomAttributes(typeof(TestCaseOrdererAttribute)).SingleOrDefault();
if (ordererAttribute != null)
{
try
{
var testCaseOrderer = ExtensibilityPointFactory.GetTestCaseOrderer(diagnosticMessageSink, ordererAttribute);
if (testCaseOrderer != null)
{
TestCaseOrderer = testCaseOrderer;
}
else
{
var args = ordererAttribute.GetConstructorArguments().Cast <string>().ToList();
diagnosticMessageSink.OnMessage(new DiagnosticMessage($"Could not find type '{args[0]}' in {args[1]} for class-level test case orderer on test class '{Class.Name}'"));
}
}
catch (Exception ex)
{
var innerEx = ex.InnerException ?? ex; //.Unwrap();
var args = ordererAttribute.GetConstructorArguments().Cast <string>().ToList();
diagnosticMessageSink.OnMessage(new DiagnosticMessage($"Class-level test case orderer '{args[0]}' for test class '{Class.Name}' threw '{innerEx.GetType().FullName}' " +
$"during construction: {innerEx.Message}{Environment.NewLine}{innerEx.StackTrace}"));
}
}
}
/// <nodoc />
public ClassRunner(
Logger logger,
ITestClass testClass,
IReflectionTypeInfo typeInfo,
IEnumerable <IXunitTestCase> testCases,
IMessageSink diagnosticMessageSink,
IMessageBus messageBus,
ITestCaseOrderer testCaseOrderer,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource,
IDictionary <Type, object> collectionFixtureMappings)
: base(testClass, typeInfo, testCases, diagnosticMessageSink, messageBus, testCaseOrderer, aggregator,
cancellationTokenSource, collectionFixtureMappings)
{
m_logger = logger;
// Check if the test class has the attribute that specifies system requirements to run the tests
var testClassAttributes = typeInfo.Type.GetCustomAttributes(typeof(TestClassIfSupportedAttribute), inherit: true);
// If any of the attributes specify Skip, the test class is skipped
m_skipTestClassSkipReason = testClassAttributes
.Cast <TestClassIfSupportedAttribute>()
.Select(attribute => attribute.Skip)
.Where(skipReason => !string.IsNullOrEmpty(skipReason))
.FirstOrDefault();
}
public ReflectionMethodBase(
MethodBase methodBase,
IReflectionFactory factory,
ParameterInfo[] parameters = null,
IReflectionTypeInfo declaringType = null)
{
if (methodBase == null)
{
throw new ArgumentNullException(nameof(methodBase));
}
if (factory == null)
{
throw new ArgumentNullException(nameof(factory));
}
this.MethodBase = methodBase;
this.ReflectionFactory = factory;
this.DeclaringType = declaringType;
if (parameters != null)
{
this.parameters = new List <IReflectionParameter>();
foreach (var param in parameters)
{
this.parameters.Add(this.ReflectionFactory.CreateParameter(param));
}
}
}
protected override async Task <RunSummary> RunTestClassAsync(ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable <ObservationTestCase> testCases)
{
var timer = new ExecutionTimer();
var specification = Activator.CreateInstance(testClass.Class.ToRuntimeType()) as Specification;
if (specification == null)
{
Aggregator.Add(new InvalidOperationException(String.Format("Test class {0} cannot be static, and must derive from Specification.", testClass.Class.Name)));
return(FailedSummary);
}
Aggregator.Run(specification.OnStart);
if (Aggregator.HasExceptions)
{
return(FailedSummary);
}
var result = await new ObservationTestClassRunner(specification, testClass, @class, testCases, diagnosticMessageSink, MessageBus, TestCaseOrderer, new ExceptionAggregator(Aggregator), CancellationTokenSource).RunAsync();
Aggregator.Run(specification.OnFinish);
var disposable = specification as IDisposable;
if (disposable != null)
{
timer.Aggregate(disposable.Dispose);
}
return(result);
}
protected override Task <RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable <IXunitTestCase> testCases)
{
foreach (var fixtureType in @class.Type.GetTypeInfo().ImplementedInterfaces
.Where(i => i.GetTypeInfo().IsGenericType&& i.GetGenericTypeDefinition() == typeof(IAssemblyFixture <>))
.Select(i => i.GetTypeInfo().GenericTypeArguments.Single())
// First pass at filtering out before locking
.Where(i => !assemblyFixtureMappings.ContainsKey(i)))
{
// ConcurrentDictionary's GetOrAdd does not lock around the value factory call, so we need
// to do it ourselves.
lock (assemblyFixtureMappings)
if (!assemblyFixtureMappings.ContainsKey(fixtureType))
{
Aggregator.Run(() => assemblyFixtureMappings.Add(fixtureType, CreateAssemblyFixtureInstance(fixtureType)));
}
}
// Don't want to use .Concat + .ToDictionary because of the possibility of overriding types,
// so instead we'll just let collection fixtures override assembly fixtures.
var combinedFixtures = new Dictionary <Type, object>(assemblyFixtureMappings);
foreach (var kvp in CollectionFixtureMappings)
{
combinedFixtures[kvp.Key] = kvp.Value;
}
// We've done everything we need, so let the built-in types do the rest of the heavy lifting
return(new XunitTestClassRunner(testClass, @class, testCases, diagnosticMessageSink, MessageBus, TestCaseOrderer, new ExceptionAggregator(Aggregator), CancellationTokenSource, combinedFixtures).RunAsync());
}
protected override Task <RunSummary> RunTestClassAsync(
ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable <IXunitTestCase> testCases)
{
// Don't want to use .Concat + .ToDictionary because of the possibility of overriding types,
// so instead we'll just let collection fixtures override assembly fixtures.
var combinedFixtures = new Dictionary <Type, object>(AssemblyFixtureMappings);
foreach (KeyValuePair <Type, object> kvp in CollectionFixtureMappings)
{
combinedFixtures[kvp.Key] = kvp.Value;
}
return
(new XunitTestClassRunner(
testClass,
@class,
testCases,
DiagnosticMessageSink,
MessageBus,
TestCaseOrderer,
new ExceptionAggregator(Aggregator),
CancellationTokenSource,
combinedFixtures)
.RunAsync());
}
public virtual IReflectionField CreateField(
FieldInfo info,
IReflectionTypeInfo declaringType = null)
{
// return new ReflectionProperty(info, declaringType);
return(new ReflectionField(info, declaringType));
}
public TestMethodRunner(ITestMethod testMethod, IReflectionTypeInfo @class, IReflectionMethodInfo method, IEnumerable <IXunitTestCase> testCases, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource, object[] constructorArguments, IReadOnlyDictionary <Type, object> assemblyFixtureMappings)
: base(testMethod, @class, method, testCases, diagnosticMessageSink, messageBus, aggregator, cancellationTokenSource, constructorArguments)
{
_hasMethodFixtures = constructorArguments.OfType <IMethodFixture>().Any();
_assemblyFixtureMappings = assemblyFixtureMappings;
_diagnosticMessageSink = diagnosticMessageSink;
_constructorArguments = constructorArguments;
}
/// <inheritdoc />
protected override Task <RunSummary> RunTestClassAsync(ITestClass testClass,
IReflectionTypeInfo @class, IEnumerable <IXunitTestCase> testCases) =>
_hostMap.TryGetValue(testClass, out var host) && host != null
? new DependencyInjectionTestClassRunner(host.Services, testClass, @class, testCases,
_diagnosticMessageSink, MessageBus, TestCaseOrderer,
new ExceptionAggregator(Aggregator), CancellationTokenSource, CollectionFixtureMappings)
.RunAsync()
: base.RunTestClassAsync(testClass, @class, testCases);
public TestMethodRunner(ITestMethod testMethod, IReflectionTypeInfo @class, IReflectionMethodInfo method, IEnumerable <IXunitTestCase> testCases, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource, object[] constructorArguments, Dictionary <Type, object> classFixtureMappings, Type testNotificationType)
: base(testMethod, @class, method, testCases, diagnosticMessageSink, messageBus, aggregator, cancellationTokenSource, constructorArguments)
{
_diagnosticMessageSink = diagnosticMessageSink;
_constructorArguments = constructorArguments;
_classFixtureMappings = classFixtureMappings;
_testNotificationType = testNotificationType;
}
public TestMethodRunner(ITestMethod testMethod, IReflectionTypeInfo @class, IReflectionMethodInfo method, IEnumerable <IXunitTestCase> testCases, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource, object[] constructorArguments, IReadOnlyDictionary <Type, object> assemblyFixtureMappings, XunitTestEnvironment testEnvironment)
: base(testMethod, @class, method, testCases, diagnosticMessageSink, messageBus, aggregator, cancellationTokenSource, constructorArguments)
{
_assemblyFixtureMappings = assemblyFixtureMappings;
_testEnvironment = testEnvironment;
_diagnosticMessageSink = diagnosticMessageSink;
_constructorArguments = constructorArguments;
_stopwatch = new Stopwatch();
}
public ReflectionConstructor(
ConstructorInfo constructorInfo,
IReflectionFactory factory,
ParameterInfo[] parameters = null,
IReflectionTypeInfo declaringType = null)
: base(constructorInfo, factory, parameters, declaringType)
{
this.ConstructorInfo = constructorInfo;
}
public ReflectionMethod(
MethodInfo info,
IReflectionFactory factory,
ParameterInfo[] parameters = null,
IReflectionTypeInfo declaringType = null)
: base(info, factory, parameters, declaringType)
{
this.MethodInfo = info;
}
public XunitTestClassRunnerWithAssemblyFixture(
List <AssemblyFixtureAttribute> assemblyFixtureAttributes,
ITestClass testClass, IReflectionTypeInfo @class, IEnumerable <IXunitTestCase> testCases,
IMessageSink diagnosticMessageSink, IMessageBus messageBus, ITestCaseOrderer testCaseOrderer, ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource, IDictionary <Type, object> collectionFixtureMappings)
: base(testClass, @class, testCases, diagnosticMessageSink, messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings)
{
this.assemblyFixtureAttributes = assemblyFixtureAttributes;
}
public ReflectionField(FieldInfo info, IReflectionTypeInfo delcaringType = null)
{
if (info == null)
{
throw new ArgumentNullException(nameof(info));
}
this.FieldInfo = info;
this.DeclaringType = delcaringType;
}
public AutofacTestClassRunner(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable <IXunitTestCase> testCases,
IMessageSink diagnosticMessageSink,
IMessageBus messageBus,
ITestCaseOrderer testCaseOrderer, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource, IDictionary <Type, object> collectionFixtureMappings,
ILifetimeScope lifetimeScope
) : base(testClass, @class, testCases, diagnosticMessageSink, messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings)
{
_collectionFixtureMappings = collectionFixtureMappings;
_lifetimeScope = lifetimeScope;
}
protected override Task <RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo reflectionTypeInfo, IEnumerable <AutofacTestCase> testCases)
{
var exceptionAggregator = new ExceptionAggregator(Aggregator);
var autofacTestClassRunner = new AutofacTestClassRunner(_container, testClass, reflectionTypeInfo, testCases,
_diagnosticMessageSink, MessageBus, TestCaseOrderer, exceptionAggregator,
CancellationTokenSource);
return(autofacTestClassRunner.RunAsync());
}
protected override Task<RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable<IXunitTestCase> testCases)
{
var combinedFixtures = new Dictionary<Type, object>(assemblyFixtureMappings);
foreach (var kvp in CollectionFixtureMappings)
combinedFixtures[kvp.Key] = kvp.Value;
// We've done everything we need, so let the built-in types do the rest of the heavy lifting
return new XunitTestClassRunner(testClass, @class, testCases, diagnosticMessageSink, MessageBus, TestCaseOrderer, new ExceptionAggregator(Aggregator), CancellationTokenSource, combinedFixtures).RunAsync();
}
public virtual IReflectionConstructor CreateConstructor(
ConstructorInfo info,
ParameterInfo[] parameters = null,
IReflectionTypeInfo declaringType = null)
{
return(new ReflectionConstructor(
info,
this,
parameters,
declaringType));
}
public virtual IReflectionMethod CreateMethod(
MethodInfo info,
ParameterInfo[] parameters = null,
IReflectionTypeInfo declaringType = null)
{
return(new ReflectionMethod(
info,
this,
parameters,
declaringType));
}
protected override Task <RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable <ITestCase> testCases)
{
if (cancelInRunTestClassAsync)
{
CancellationTokenSource.Cancel();
}
RunTestClassAsync_AggregatorResult = Aggregator.ToException();
ClassesRun.Add(Tuple.Create(@class, testCases));
return(Task.FromResult(result));
}
TestableXunitTestClassRunner(ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable <IXunitTestCase> testCases,
IMessageBus messageBus,
ITestCaseOrderer testCaseOrderer,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource,
IDictionary <Type, object> collectionFixtureMappings)
: base(testClass, @class, testCases, messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings)
{
}
// ReSharper disable once TooManyDependencies
public TestMethodRunner(ITestMethod testMethod, IReflectionTypeInfo @class, IReflectionMethodInfo method,
IEnumerable <IXunitTestCase> testCases, IMessageSink diagnosticMessageSink,
IMessageBus messageBus, ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource, object[] constructorArguments)
: base(testMethod, @class, method, testCases, diagnosticMessageSink, messageBus, aggregator,
cancellationTokenSource,
constructorArguments)
{
_diagnosticMessageSink = diagnosticMessageSink;
_constructorArguments = constructorArguments;
}
public ObservationTestMethodRunner(SpecificationBase specification,
ITestMethod testMethod,
IReflectionTypeInfo @class,
IReflectionMethodInfo method,
IEnumerable <ObservationTestCase> testCases,
IMessageBus messageBus,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource)
: base(testMethod, @class, method, testCases, messageBus, aggregator, cancellationTokenSource)
{
this.specification = specification;
}
protected override Task <RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable <IXunitTestCase> testCases) =>
new XunitTestClassRunnerWithInjectionSupport(
testClass,
@class,
testCases,
this.diagnosticMessageSink,
this.MessageBus,
this.TestCaseOrderer,
new ExceptionAggregator(this.Aggregator),
this.CancellationTokenSource,
this.CollectionFixtureMappings)
.RunAsync();
public XunitTestClassRunner(IMessageBus messageBus,
ITestCollection testCollection,
IReflectionTypeInfo testClass,
IEnumerable <IXunitTestCase> testCases,
ITestCaseOrderer testCaseOrderer,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource,
IDictionary <Type, object> collectionFixtureMappings)
: base(messageBus, testCollection, testClass, testCases, testCaseOrderer, aggregator, cancellationTokenSource)
{
this.collectionFixtureMappings = collectionFixtureMappings;
}
public PerformanceTestClassRunner(
ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable <IXunitTestCase> testCases,
IMessageSink diagnosticMessageSink,
IMessageBus messageBus,
ITestCaseOrderer testCaseOrderer,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource,
IDictionary <Type, object> collectionFixtureMappings,
TestResourceSnapshotWriter testResourceSnapshotWriter,
in bool resourceSnapshotEnabled) : base(testClass, @class, testCases, diagnosticMessageSink, messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings)
/// <inheritdoc/>
protected override Task <RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable <IXunitTestCase> testCases)
=> new MettleTestClassRunner(
testClass,
@class,
testCases,
DiagnosticMessageSink,
MessageBus,
TestCaseOrderer,
new ExceptionAggregator(Aggregator),
CancellationTokenSource,
CollectionFixtureMappings,
this.serviceProvider).RunAsync();
TestableXunitTestClassRunner(ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable <IXunitTestCase> testCases,
List <IMessageSinkMessage> diagnosticMessages,
IMessageBus messageBus,
ITestCaseOrderer testCaseOrderer,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource,
IDictionary <Type, object> collectionFixtureMappings)
: base(testClass, @class, testCases, SpyMessageSink.Create(messages: diagnosticMessages), messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings)
{
DiagnosticMessages = diagnosticMessages;
}
public VsixTestClassRunner (IVsClient vsClient,
ITestClass testClass,
IReflectionTypeInfo @class,
IEnumerable<IXunitTestCase> testCases,
IMessageSink diagnosticMessageSink,
IMessageBus messageBus,
ITestCaseOrderer testCaseOrderer,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource,
IDictionary<Type, object> collectionFixtureMappings)
: base (testClass, @class, testCases, diagnosticMessageSink, messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings)
{
this.vsClient = vsClient;
}
protected override Task<RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable<IXunitTestCase> testCases)
{
foreach (var fixtureType in @class.Type.GetTypeInfo().ImplementedInterfaces
.Where(i => i.GetTypeInfo().IsGenericType && i.GetGenericTypeDefinition() == typeof(IAssemblyFixture<>))
.Select(i => i.GetTypeInfo().GenericTypeArguments.Single())
// First pass at filtering out before locking
.Where(i => !assemblyFixtureMappings.ContainsKey(i)))
{
// ConcurrentDictionary's GetOrAdd does not lock around the value factory call, so we need
// to do it ourselves.
lock (assemblyFixtureMappings)
if (!assemblyFixtureMappings.ContainsKey(fixtureType))
Aggregator.Run(() => assemblyFixtureMappings.Add(fixtureType, Activator.CreateInstance(fixtureType)));
}
// Don't want to use .Concat + .ToDictionary because of the possibility of overriding types,
// so instead we'll just let collection fixtures override assembly fixtures.
var combinedFixtures = new Dictionary<Type, object>(assemblyFixtureMappings);
foreach (var kvp in CollectionFixtureMappings)
combinedFixtures[kvp.Key] = kvp.Value;
// We've done everything we need, so let the built-in types do the rest of the heavy lifting
return new XunitTestClassRunner(testClass, @class, testCases, diagnosticMessageSink, MessageBus, TestCaseOrderer, new ExceptionAggregator(Aggregator), CancellationTokenSource, combinedFixtures).RunAsync();
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Xunit.Sdk.XunitTestMethodRunner"/> class.
/// </summary>
/// <param name="testMethod">The test method to be run.</param><param name="class">The test class that contains the test method.</param><param name="method">The test method that contains the tests to be run.</param><param name="testCases">The test cases to be run.</param><param name="diagnosticMessageSink">The message sink used to send diagnostic messages to.</param><param name="messageBus">The message bus to report run status to.</param><param name="aggregator">The exception aggregator used to run code and collect exceptions.</param><param name="cancellationTokenSource">The task cancellation token source, used to cancel the test run.</param><param name="constructorArguments">The constructor arguments for the test class.</param>
public BrowserTestMethodRunner(ITestMethod testMethod, IReflectionTypeInfo @class, IReflectionMethodInfo method, IEnumerable<IXunitTestCase> testCases, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource, object[] constructorArguments)
: base(testMethod, @class, method, testCases, diagnosticMessageSink, messageBus, aggregator, cancellationTokenSource, constructorArguments)
{
DiagnosticMessageSink = diagnosticMessageSink;
ConstructorArguments = constructorArguments;
}
protected override Task<RunSummary> RunTestClassAsync (ITestClass testClass, IReflectionTypeInfo @class, IEnumerable<IXunitTestCase> testCases)
{
return new VsixTestClassRunner(vs, testClass, @class, testCases, diagnosticMessageSink, MessageBus, TestCaseOrderer,
Aggregator, CancellationTokenSource, CollectionFixtureMappings).RunAsync();
}
public ClassRunner(ITestClass testClass, IReflectionTypeInfo typeInfo, IEnumerable<IXunitTestCase> testCases, IMessageSink diagnosticMessageSink, IMessageBus messageBus, ITestCaseOrderer testCaseOrderer, ExceptionAggregator aggregator, CancellationTokenSource cancellationTokenSource, IDictionary<Type, object> collectionFixtureMappings, IReadOnlyDictionary<Type, object> assemblyFixtureMappings)
: base(testClass, typeInfo, testCases, diagnosticMessageSink, messageBus, testCaseOrderer, aggregator, cancellationTokenSource, collectionFixtureMappings) {
_assemblyFixtureMappings = assemblyFixtureMappings;
}
/// <inheritdoc/>
protected override Task<RunSummary> RunTestClassAsync(ITestClass testClass, IReflectionTypeInfo @class, IEnumerable<IXunitTestCase> testCases)
=> new BrowserTestClassRunner(testClass, @class, testCases, DiagnosticMessageSink, MessageBus, TestCaseOrderer, new ExceptionAggregator(Aggregator), CancellationTokenSource, CollectionFixtureMappings).RunAsync();
private static async Task RunTestClassAsync(IMessageBus messageBus,
ITestCollection collection,
Dictionary<Type, object> collectionFixtureMappings,
IReflectionTypeInfo testClass,
IEnumerable<XunitTestCase> testCases,
ITestCaseOrderer orderer,
RunSummary classSummary,
ExceptionAggregator aggregator,
CancellationTokenSource cancellationTokenSource)
{
var testClassType = testClass.Type;
var fixtureMappings = new Dictionary<Type, object>();
var constructorArguments = new List<object>();
var ordererAttribute = testClass.GetCustomAttributes(typeof(TestCaseOrdererAttribute)).SingleOrDefault();
if (ordererAttribute != null)
orderer = GetTestCaseOrderer(ordererAttribute);
if (testClassType.GetInterfaces().Any(i => i.IsGenericType && i.GetGenericTypeDefinition() == typeof(ICollectionFixture<>)))
aggregator.Add(new TestClassException("A test class may not be decorated with ICollectionFixture<> (decorate the test collection class instead)."));
foreach (var interfaceType in testClassType.GetInterfaces().Where(i => i.IsGenericType && i.GetGenericTypeDefinition() == typeof(IClassFixture<>)))
CreateFixture(interfaceType, aggregator, fixtureMappings);
if (collection.CollectionDefinition != null)
{
var declarationType = ((IReflectionTypeInfo)collection.CollectionDefinition).Type;
foreach (var interfaceType in declarationType.GetInterfaces().Where(i => i.IsGenericType && i.GetGenericTypeDefinition() == typeof(IClassFixture<>)))
CreateFixture(interfaceType, aggregator, fixtureMappings);
}
var isStaticClass = testClassType.IsAbstract && testClassType.IsSealed;
if (!isStaticClass)
{
var ctors = testClassType.GetConstructors();
if (ctors.Length != 1)
{
aggregator.Add(new TestClassException("A test class may only define a single public constructor."));
}
else
{
var ctor = ctors.Single();
var unusedArguments = new List<string>();
foreach (var paramInfo in ctor.GetParameters())
{
object fixture;
if (fixtureMappings.TryGetValue(paramInfo.ParameterType, out fixture) || collectionFixtureMappings.TryGetValue(paramInfo.ParameterType, out fixture))
constructorArguments.Add(fixture);
else
unusedArguments.Add(String.Format("{0} {1}", paramInfo.ParameterType.Name, paramInfo.Name));
}
if (unusedArguments.Count > 0)
aggregator.Add(new TestClassException("The following constructor arguments did not have matching fixture data: " + String.Join(", ", unusedArguments)));
}
}
var orderedTestCases = orderer.OrderTestCases(testCases);
var methodGroups = orderedTestCases.GroupBy(tc => tc.Method);
foreach (var method in methodGroups)
{
if (!messageBus.QueueMessage(new TestMethodStarting(collection, testClass.Name, method.Key.Name)))
cancellationTokenSource.Cancel();
else
await RunTestMethodAsync(messageBus, constructorArguments.ToArray(), method, classSummary, aggregator, cancellationTokenSource);
if (!messageBus.QueueMessage(new TestMethodFinished(collection, testClass.Name, method.Key.Name)))
cancellationTokenSource.Cancel();
if (cancellationTokenSource.IsCancellationRequested)
break;
}
foreach (var fixture in fixtureMappings.Values.OfType<IDisposable>())
{
try
{
fixture.Dispose();
}
catch (Exception ex)
{
if (!messageBus.QueueMessage(new ErrorMessage(ex.Unwrap())))
cancellationTokenSource.Cancel();
}
}
}