1 files changed, 192 insertions, 0 deletions

diff --git a/src/libs/dutil/test/DUtilUnitTest/StrUtilTest.cpp b/src/libs/dutil/test/DUtilUnitTest/StrUtilTest.cpp
new file mode 100644
index 00000000..94fee280
--- /dev/null
+++ b/src/libs/dutil/test/DUtilUnitTest/StrUtilTest.cpp
@@ -0,0 +1,192 @@
+// 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.
+
+#include "precomp.h"
+
+using namespace System;
+using namespace Xunit;
+using namespace WixBuildTools::TestSupport;
+
+namespace DutilTests
+{
+    public ref class StrUtil
+    {
+    public:
+        [Fact]
+        void StrUtilFormattedTest()
+        {
+            HRESULT hr = S_OK;
+            LPWSTR sczText = NULL;
+
+            try
+            {
+                hr = StrAllocFormatted(&sczText, L"%hs - %ls - %u", "ansi string", L"unicode string", 1234);
+                NativeAssert::Succeeded(hr, "Failed to format string.");
+                NativeAssert::StringEqual(L"ansi string - unicode string - 1234", sczText);
+
+                ReleaseNullStr(sczText);
+
+                hr = StrAllocString(&sczText, L"repeat", 0);
+                NativeAssert::Succeeded(hr, "Failed to allocate string.");
+
+                hr = StrAllocFormatted(&sczText, L"%ls and %ls", sczText, sczText);
+                NativeAssert::Succeeded(hr, "Failed to format string unto itself.");
+                NativeAssert::StringEqual(L"repeat and repeat", sczText);
+            }
+            finally
+            {
+                ReleaseStr(sczText);
+            }
+        }
+
+        [Fact]
+        void StrUtilTrimTest()
+        {
+            TestTrim(L"", L"");
+            TestTrim(L"Blah", L"Blah");
+            TestTrim(L"\t\t\tBlah", L"Blah");
+            TestTrim(L"\t    Blah     ", L"Blah");
+            TestTrim(L"Blah     ", L"Blah");
+            TestTrim(L"\t  Spaces  \t   Between   \t", L"Spaces  \t   Between");
+            TestTrim(L"    \t\t\t    ", L"");
+
+            TestTrimAnsi("", "");
+            TestTrimAnsi("Blah", "Blah");
+            TestTrimAnsi("\t\t\tBlah", "Blah");
+            TestTrimAnsi("    Blah     ", "Blah");
+            TestTrimAnsi("Blah     ", "Blah");
+            TestTrimAnsi("\t  Spaces  \t   Between   \t", "Spaces  \t   Between");
+            TestTrimAnsi("    \t\t\t    ", "");
+        }
+
+        [Fact]
+        void StrUtilConvertTest()
+        {
+            char a[] = { 'a', 'b', 'C', 'd', '\0', '\0' };
+
+            TestStrAllocStringAnsi(a, 5, L"abCd");
+            TestStrAllocStringAnsi(a, 4, L"abCd");
+            TestStrAllocStringAnsi(a, 3, L"abC");
+            TestStrAllocStringAnsi(a, 2, L"ab");
+            TestStrAllocStringAnsi(a, 1, L"a");
+            TestStrAllocStringAnsi(a, 0, L"abCd");
+
+            wchar_t b[] = { L'a', L'b', L'C', L'd', L'\0', L'\0' };
+
+            TestStrAnsiAllocString(b, 5, "abCd");
+            TestStrAnsiAllocString(b, 4, "abCd");
+            TestStrAnsiAllocString(b, 3, "abC");
+            TestStrAnsiAllocString(b, 2, "ab");
+            TestStrAnsiAllocString(b, 1, "a");
+            TestStrAnsiAllocString(b, 0, "abCd");
+        }
+
+    private:
+        void TestTrim(LPCWSTR wzInput, LPCWSTR wzExpectedResult)
+        {
+            HRESULT hr = S_OK;
+            LPWSTR sczOutput = NULL;
+
+            DutilInitialize(&DutilTestTraceError);
+
+            try
+            {
+                hr = StrTrimWhitespace(&sczOutput, wzInput);
+                NativeAssert::Succeeded(hr, "Failed to trim whitespace from string: {0}", wzInput);
+
+                if (0 != wcscmp(wzExpectedResult, sczOutput))
+                {
+                    hr = E_FAIL;
+                    ExitOnFailure(hr, "Trimmed string \"%ls\", expected result \"%ls\", actual result \"%ls\"", wzInput, wzExpectedResult, sczOutput);
+                }
+            }
+            finally
+            {
+                ReleaseStr(sczOutput);
+            }
+
+        LExit:
+            DutilUninitialize();
+        }
+
+        void TestTrimAnsi(LPCSTR szInput, LPCSTR szExpectedResult)
+        {
+            HRESULT hr = S_OK;
+            LPSTR sczOutput = NULL;
+
+            DutilInitialize(&DutilTestTraceError);
+
+            try
+            {
+                hr = StrAnsiTrimWhitespace(&sczOutput, szInput);
+                NativeAssert::Succeeded(hr, "Failed to trim whitespace from string: \"{0}\"", szInput);
+
+                if (0 != strcmp(szExpectedResult, sczOutput))
+                {
+                    hr = E_FAIL;
+                    ExitOnFailure(hr, "Trimmed string \"%hs\", expected result \"%hs\", actual result \"%hs\"", szInput, szExpectedResult, sczOutput);
+                }
+            }
+            finally
+            {
+                ReleaseStr(sczOutput);
+            }
+
+        LExit:
+            DutilUninitialize();
+        }
+
+        void TestStrAllocStringAnsi(LPCSTR szSource, DWORD cchSource, LPCWSTR wzExpectedResult)
+        {
+            HRESULT hr = S_OK;
+            LPWSTR sczOutput = NULL;
+
+            DutilInitialize(&DutilTestTraceError);
+
+            try
+            {
+                hr = StrAllocStringAnsi(&sczOutput, szSource, cchSource, CP_UTF8);
+                NativeAssert::Succeeded(hr, "Failed to call StrAllocStringAnsi on string: \"{0}\"", szSource);
+
+                if (0 != wcscmp(sczOutput, wzExpectedResult))
+                {
+                    hr = E_FAIL;
+                    ExitOnFailure(hr, "String doesn't match, expected result \"%ls\", actual result \"%ls\"", wzExpectedResult, sczOutput);
+                }
+            }
+            finally
+            {
+                ReleaseStr(sczOutput);
+            }
+
+        LExit:
+            DutilUninitialize();
+        }
+
+        void TestStrAnsiAllocString(LPWSTR wzSource, DWORD cchSource, LPCSTR szExpectedResult)
+        {
+            HRESULT hr = S_OK;
+            LPSTR sczOutput = NULL;
+
+            DutilInitialize(&DutilTestTraceError);
+
+            try
+            {
+                hr = StrAnsiAllocString(&sczOutput, wzSource, cchSource, CP_UTF8);
+                NativeAssert::Succeeded(hr, "Failed to call StrAllocStringAnsi on string: \"{0}\"", wzSource);
+
+                if (0 != strcmp(sczOutput, szExpectedResult))
+                {
+                    hr = E_FAIL;
+                    ExitOnFailure(hr, "String doesn't match, expected result \"%hs\", actual result \"%hs\"", szExpectedResult, sczOutput);
+                }
+            }
+            finally
+            {
+                ReleaseStr(sczOutput);
+            }
+
+        LExit:
+            DutilUninitialize();
+        }
+    };
+}