Import DUtilUnitTest from old wix4 repo.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/test/DUtilUnitTest/error.h b/src/test/DUtilUnitTest/error.h
new file mode 100644
index 00000000..a52db56d
--- /dev/null
+++ b/src/test/DUtilUnitTest/error.h
@@ -0,0 +1,8 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+const int ERROR_STRING_BUFFER = 1024;
+
+static char szMsg[ERROR_STRING_BUFFER];
+static WCHAR wzMsg[ERROR_STRING_BUFFER];
+
+#define ExitTrace(x, f, ...) { HRESULT hrTemp = x; hr = ::StringCchPrintfA(szMsg, countof(szMsg), f, __VA_ARGS__); MultiByteToWideChar(CP_ACP, 0, szMsg, -1, wzMsg, countof(wzMsg)); throw gcnew System::Exception(System::String::Format("hr = 0x{0:X8}, message = {1}", hrTemp, gcnew System::String(wzMsg))); }