public TestOutcome Execute(string testMetadataPath, string testResultsPath,
string runConfigPath, string searchPathRoot)
{
TextWriter writer = assemblyTestContext.LogWriter["MSTest Output"];
string executablePath = MSTestResolver.FindMSTestPathForVisualStudioVersion(runner.GetVisualStudioVersion());
if (executablePath == null)
{
assemblyTestContext.LogWriter.Failures.Write(Resources.MSTestController_MSTestExecutableNotFound);
return(TestOutcome.Error);
}
string executableDir = Path.GetDirectoryName(executablePath);
string privateAssembliesDir = Path.Combine(executableDir, "PrivateAssemblies");
string publicAssembliesDir = Path.Combine(executableDir, "PublicAssemblies");
RuntimeAccessor.AssemblyLoader.AddHintDirectory(executableDir);
RuntimeAccessor.AssemblyLoader.AddHintDirectory(privateAssembliesDir);
RuntimeAccessor.AssemblyLoader.AddHintDirectory(publicAssembliesDir);
// Obtain an Executor.
Assembly commandLineAssembly = Assembly.Load(runner.GetCommandLineAssemblyName());
Type executorType = commandLineAssembly.GetType("Microsoft.VisualStudio.TestTools.CommandLine.Executor");
object executor = Activator.CreateInstance(executorType);
try
{
// Configure the Executor's Output to send output to the assembly log writer.
PropertyInfo outputProperty = executorType.GetProperty("Output",
BindingFlags.Public | BindingFlags.Static);
object output = outputProperty.GetValue(executor, null);
FieldInfo standardOutputField = output.GetType().GetField("m_standardOutput",
BindingFlags.NonPublic | BindingFlags.Instance);
standardOutputField.SetValue(output, new StreamWriterAdapter(writer));
// Register commands with the executor to set command-line arguments.
Type commandFactoryType =
commandLineAssembly.GetType("Microsoft.VisualStudio.TestTools.CommandLine.CommandFactory");
CreateAndAddCommand(executor, commandFactoryType, "/nologo", null);
CreateAndAddCommand(executor, commandFactoryType, "/noisolation", null);
CreateAndAddCommand(executor, commandFactoryType, "/testmetadata", testMetadataPath);
CreateAndAddCommand(executor, commandFactoryType, "/resultsfile", testResultsPath);
CreateAndAddCommand(executor, commandFactoryType, "/runconfig", runConfigPath);
CreateAndAddCommand(executor, commandFactoryType, "/searchpathroot", searchPathRoot);
CreateAndAddCommand(executor, commandFactoryType, "/testlist", SelectedTestListName);
// Get the TMI.
tmi = commandFactoryType.GetProperty("Tmi", BindingFlags.Public | BindingFlags.Static).GetValue(null, null);
// Add event handlers.
AddEventHandler(tmi, "TestRunStartedEvent", HandleTestRunStarted);
AddEventHandler(tmi, "TestRunFinishedEvent", HandleTestRunFinished);
AddEventHandler(tmi, "TestStartedEvent", HandleTestStarted);
AddEventHandler(tmi, "TestFinishedEvent", HandleTestFinished);
// Execute!
InitializeLookupTables();
bool success = (bool)executorType.GetMethod("Execute").Invoke(executor, null);
TestOutcome assemblyOutcome = assemblyTestStepState.Outcome;
if (!success)
{
assemblyOutcome = TestOutcome.Error;
}
return(assemblyOutcome);
}
catch (Exception ex)
{
assemblyTestContext.LogWriter.Failures.WriteException(ex, "A fatal exception occurred while running MSTest tests.");
return(TestOutcome.Error);
}
finally
{
// Release state.
assemblyTestStepState = null;
tmi = null;
testCommandsByTestId.Clear();
testStepStatesByTestResultId.Clear();
testStepStatesByTest.Clear();
testsExecuted.Clear();
// Dispose the Executor. (Also disposes the TMI behind the scenes.)
((IDisposable)executor).Dispose();
}
}
