/// <summary>
/// Invokes a call to scalar using the arguments specified
/// </summary>
/// <param name="args">The arguments to use when invoking scalar</param>
/// <param name="expectedExitCode">
/// What the expected exit code should be.
/// >= than 0 to check the exit code explicitly
/// -1 = Fail if the exit code is 0
/// -2 = Do not check the exit code (Default)
/// </param>
/// <param name="trace">What to set the GIT_TRACE environment variable to</param>
/// <param name="standardInput">What to write to the standard input stream</param>
/// <param name="internalParameter">The internal parameter to set in the arguments</param>
/// <returns></returns>
private string CallScalar(
string args,
int expectedExitCode = DoNotCheckExitCode,
string trace = null,
string standardInput = null,
string internalParameter = null,
string workingDirectory = null)
{
ProcessStartInfo processInfo = new ProcessStartInfo(this.pathToScalar);
if (internalParameter == null)
{
internalParameter = ScalarHelpers.GetInternalParameter();
}
processInfo.Arguments = args + " " + TestConstants.InternalUseOnlyFlag + " " + internalParameter;
if (!string.IsNullOrEmpty(workingDirectory))
{
processInfo.WorkingDirectory = workingDirectory;
}
processInfo.WindowStyle = ProcessWindowStyle.Hidden;
processInfo.UseShellExecute = false;
processInfo.RedirectStandardOutput = true;
if (standardInput != null)
{
processInfo.RedirectStandardInput = true;
}
if (trace != null)
{
processInfo.EnvironmentVariables["GIT_TRACE"] = trace;
}
if (!string.IsNullOrEmpty(workingDirectory))
{
processInfo.WorkingDirectory = workingDirectory;
}
using (Process process = Process.Start(processInfo))
{
if (standardInput != null)
{
process.StandardInput.Write(standardInput);
process.StandardInput.Close();
}
string result = process.StandardOutput.ReadToEnd();
process.WaitForExit();
if (expectedExitCode >= SuccessExitCode)
{
process.ExitCode.ShouldEqual(expectedExitCode, result);
}
else if (expectedExitCode == ExitCodeShouldNotBeZero)
{
process.ExitCode.ShouldNotEqual(SuccessExitCode, "Exit code should not be zero");
}
return(result);
}
}
public string GetPackRoot(FileSystemRunner fileSystem)
{
return(Path.Combine(ScalarHelpers.GetObjectsRootFromGitConfig(this.RepoRoot), "pack"));
}
