private void RunDependencyWalkerFaultInjection(MockTypeLibrariesFailurePoints failurePoint, MockTypeLib mainTypeLib, MockTypeLib dependencyTypeLibGood1, MockTypeLib dependencyTypeLibBad1, MockTypeLib dependencyTypeLibGood2, MockTypeLib dependencyTypeLibBad2)
{
ComDependencyWalker walker = new ComDependencyWalker(new MarshalReleaseComObject(MockReleaseComObject));
walker.AnalyzeTypeLibrary(mainTypeLib);
// Did the current failure point get hit for this test? If not then no point in checking anything
// The previous test (FaultInjectionMainLib) ensures that all defined failure points actually
// cause some sort of trouble
if (walker.EncounteredProblems.Count > 0)
{
TYPELIBATTR[] dependencies = walker.GetDependencies();
AssertDependenciesContainTypeLib("Test failed for failure point " + failurePoint.ToString(),
dependencies, mainTypeLib, true);
AssertDependenciesContainTypeLib("Test failed for failure point " + failurePoint.ToString(),
dependencies, dependencyTypeLibGood1, true);
AssertDependenciesContainTypeLib("Test failed for failure point " + failurePoint.ToString(),
dependencies, dependencyTypeLibGood2, true);
AssertDependenciesContainTypeLib("Test failed for failure point " + failurePoint.ToString(),
dependencies, dependencyTypeLibBad1, false);
AssertDependenciesContainTypeLib("Test failed for failure point " + failurePoint.ToString(),
dependencies, dependencyTypeLibBad2, false);
}
mainTypeLib.AssertAllHandlesReleased();
dependencyTypeLibGood1.AssertAllHandlesReleased();
dependencyTypeLibGood2.AssertAllHandlesReleased();
dependencyTypeLibBad1.AssertAllHandlesReleased();
dependencyTypeLibBad2.AssertAllHandlesReleased();
}
public void FaultInjectionMainLib()
{
// The primary test here is that we don't throw, which can't be explicitly expressed in NUnit...
// other asserts are secondary
foreach (MockTypeLibrariesFailurePoints failurePoint in Enum.GetValues(typeof(MockTypeLibrariesFailurePoints)))
{
MockTypeLib mainTypeLib = new MockTypeLib();
mainTypeLib.AddTypeInfo(new MockTypeInfo());
// Make it the StdOle lib to exercise the ITypeInfo.GetDocumentation failure point
MockTypeLib dependencyTypeLib = new MockTypeLib(NativeMethods.IID_StdOle);
dependencyTypeLib.AddTypeInfo(new MockTypeInfo());
COMException failureException = new COMException("unhandled exception in " + failurePoint.ToString());
mainTypeLib.InjectFailure(failurePoint, failureException);
dependencyTypeLib.InjectFailure(failurePoint, failureException);
mainTypeLib.ContainedTypeInfos[0].ImplementsInterface(dependencyTypeLib.ContainedTypeInfos[0]);
mainTypeLib.ContainedTypeInfos[0].DefinesVariable(dependencyTypeLib.ContainedTypeInfos[0]);
mainTypeLib.ContainedTypeInfos[0].DefinesFunction(
new MockTypeInfo[] { dependencyTypeLib.ContainedTypeInfos[0] }, dependencyTypeLib.ContainedTypeInfos[0]);
ComDependencyWalker walker = new ComDependencyWalker(new MarshalReleaseComObject(MockReleaseComObject));
walker.AnalyzeTypeLibrary(mainTypeLib);
Assert.Single(walker.EncounteredProblems); // "Test failed for failure point " + failurePoint.ToString()
Assert.Equal(failureException, walker.EncounteredProblems[0]); // "Test failed for failure point " + failurePoint.ToString()
mainTypeLib.AssertAllHandlesReleased();
dependencyTypeLib.AssertAllHandlesReleased();
}
}
public void WalkTypeInfosInEmptyLibrary()
{
MockTypeLib typeLib = new MockTypeLib();
ComDependencyWalker walker = new ComDependencyWalker(new MarshalReleaseComObject(MockReleaseComObject));
walker.AnalyzeTypeLibrary(typeLib);
Assert.Equal(0, walker.GetDependencies().GetLength(0));
typeLib.AssertAllHandlesReleased();
}
private TYPELIBATTR[] RunDependencyWalker(MockTypeLib mainTypeLib, MockTypeLib dependencyTypeLib, bool dependencyShouldBePresent)
{
ComDependencyWalker walker = new ComDependencyWalker(new MarshalReleaseComObject(MockReleaseComObject));
walker.AnalyzeTypeLibrary(mainTypeLib);
TYPELIBATTR[] dependencies = walker.GetDependencies();
// types from the main type library should be in the dependency list
AssertDependenciesContainTypeLib(dependencies, mainTypeLib, true);
AssertDependenciesContainTypeLib(dependencies, dependencyTypeLib, dependencyShouldBePresent);
mainTypeLib.AssertAllHandlesReleased();
dependencyTypeLib.AssertAllHandlesReleased();
return(dependencies);
}