/// <summary>
/// Attempts to load Natvis files from a directory resolved from the Windows Registry.
/// </summary>
/// <param name="keyName">The registry key name.</param>
/// <param name="valueName">The registry value name.</param>
/// <param name="dirSuffix">The directory suffix to append to the path found in the
/// registry.</param>
/// <param name="typeVisualizers">Type visualizers to initialize.</param>
/// <returns>False if the registry key doesn't exist.</returns>
bool LoadFromRegistryKey(string keyName, string valueName, string dirSuffix,
ICollection <NatvisVisualizerScanner.FileInfo> typeVisualizers)
{
if (_winRegistry == null)
{
throw new InvalidOperationException("winRegistry cannot be null.");
}
string natvisDir = (string)_winRegistry.GetValue(keyName, valueName, null);
if (string.IsNullOrEmpty(natvisDir))
{
return(false);
}
natvisDir = Path.GetFullPath(Path.Combine(natvisDir, dirSuffix));
LoadFromDirectory(natvisDir, typeVisualizers);
return(true);
}
public void ValidRegistryLoad()
{
// User directory set up.
_mockRegistry.GetValue(
@"HKEY_CURRENT_USER\Microsoft\Visual Studio\1.2.3",
"VisualStudioLocation", null).Returns(
@"C:\dummy\user\dir\path");
_mockFileSystem.AddFile(_userDirNatvisFilepath, new MockFileData(_validNatvis));
// System directory set up.
_mockRegistry.GetValue(
@"HKEY_CURRENT_USER\Microsoft\Visual Studio\1.2.3_Config",
"InstallDir", null).Returns(
@"C:\dummy\system\dir\path\extra-sub-dir");
_mockFileSystem.AddFile(_systemDirNatvisFilepath, new MockFileData(_validNatvis));
// Exercise
_natvisScanner.LoadFromRegistry(@"Microsoft\Visual Studio\1.2.3");
Assert.That(_nLogSpy.GetOutput(), Does.Not.Contain("ERROR"));
Assert.That(_nLogSpy.GetOutput(), Does.Not.Contain("WARNING"));
Assert.That(_nLogSpy.GetOutput(), Does.Contain(_userDirNatvisFilepath));
Assert.That(_nLogSpy.GetOutput(), Does.Contain(_systemDirNatvisFilepath));
}
