From 7e61f48f6be0849cb0c0da796ec77603c14532e5 Mon Sep 17 00:00:00 2001
From: Sean Hall <r.sean.hall@gmail.com>
Date: Mon, 28 Feb 2022 18:38:46 -0600
Subject: Factor out TestRegistryFixture so other tests can mock regutil API's.

---
 src/burn/test/BurnUnitTest/TestRegistryFixture.cpp | 184 +++++++++++++++++++++
 1 file changed, 184 insertions(+)
 create mode 100644 src/burn/test/BurnUnitTest/TestRegistryFixture.cpp

(limited to 'src/burn/test/BurnUnitTest/TestRegistryFixture.cpp')

diff --git a/src/burn/test/BurnUnitTest/TestRegistryFixture.cpp b/src/burn/test/BurnUnitTest/TestRegistryFixture.cpp
new file mode 100644
index 00000000..3e78c6f5
--- /dev/null
+++ b/src/burn/test/BurnUnitTest/TestRegistryFixture.cpp
@@ -0,0 +1,184 @@
+// 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"
+
+#define TEST_REGISTRY_FIXTURE_ROOT_PATH L"SOFTWARE\\WiX_Burn_UnitTest"
+#define TEST_REGISTRY_FIXTURE_HKLM_PATH TEST_REGISTRY_FIXTURE_ROOT_PATH L"\\HKLM"
+#define TEST_REGISTRY_FIXTURE_HKCU_PATH TEST_REGISTRY_FIXTURE_ROOT_PATH L"\\HKCU"
+
+static LSTATUS APIENTRY TestRegistryFixture_RegCreateKeyExW(
+    __in HKEY hKey,
+    __in LPCWSTR lpSubKey,
+    __reserved DWORD Reserved,
+    __in_opt LPWSTR lpClass,
+    __in DWORD dwOptions,
+    __in REGSAM samDesired,
+    __in_opt CONST LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    __out PHKEY phkResult,
+    __out_opt LPDWORD lpdwDisposition
+    )
+{
+    LSTATUS ls = ERROR_SUCCESS;
+    LPCWSTR wzRoot = NULL;
+    HKEY hkRoot = NULL;
+
+    if (HKEY_LOCAL_MACHINE == hKey)
+    {
+        wzRoot = TEST_REGISTRY_FIXTURE_HKLM_PATH;
+    }
+    else if (HKEY_CURRENT_USER == hKey)
+    {
+        wzRoot = TEST_REGISTRY_FIXTURE_HKCU_PATH;
+    }
+    else
+    {
+        hkRoot = hKey;
+    }
+
+    if (wzRoot)
+    {
+        ls = ::RegOpenKeyExW(HKEY_CURRENT_USER, wzRoot, 0, KEY_WRITE, &hkRoot);
+        if (ERROR_SUCCESS != ls)
+        {
+            ExitFunction();
+        }
+    }
+
+    ls = ::RegCreateKeyExW(hkRoot, lpSubKey, Reserved, lpClass, dwOptions, samDesired, lpSecurityAttributes, phkResult, lpdwDisposition);
+
+LExit:
+    ReleaseRegKey(hkRoot);
+
+    return ls;
+}
+
+static LSTATUS APIENTRY TestRegistryFixture_RegOpenKeyExW(
+    __in HKEY hKey,
+    __in_opt LPCWSTR lpSubKey,
+    __reserved DWORD ulOptions,
+    __in REGSAM samDesired,
+    __out PHKEY phkResult
+    )
+{
+    LSTATUS ls = ERROR_SUCCESS;
+    LPCWSTR wzRoot = NULL;
+    HKEY hkRoot = NULL;
+
+    if (HKEY_LOCAL_MACHINE == hKey)
+    {
+        wzRoot = TEST_REGISTRY_FIXTURE_HKLM_PATH;
+    }
+    else if (HKEY_CURRENT_USER == hKey)
+    {
+        wzRoot = TEST_REGISTRY_FIXTURE_HKCU_PATH;
+    }
+    else
+    {
+        hkRoot = hKey;
+    }
+
+    if (wzRoot)
+    {
+        ls = ::RegOpenKeyExW(HKEY_CURRENT_USER, wzRoot, 0, KEY_WRITE, &hkRoot);
+        if (ERROR_SUCCESS != ls)
+        {
+            ExitFunction();
+        }
+    }
+
+    ls = ::RegOpenKeyExW(hkRoot, lpSubKey, ulOptions, samDesired, phkResult);
+
+LExit:
+    ReleaseRegKey(hkRoot);
+
+    return ls;
+}
+
+static LSTATUS APIENTRY TestRegistryFixture_RegDeleteKeyExW(
+    __in HKEY hKey,
+    __in LPCWSTR lpSubKey,
+    __in REGSAM samDesired,
+    __reserved DWORD Reserved
+    )
+{
+    LSTATUS ls = ERROR_SUCCESS;
+    LPCWSTR wzRoot = NULL;
+    HKEY hkRoot = NULL;
+
+    if (HKEY_LOCAL_MACHINE == hKey)
+    {
+        wzRoot = TEST_REGISTRY_FIXTURE_HKLM_PATH;
+    }
+    else if (HKEY_CURRENT_USER == hKey)
+    {
+        wzRoot = TEST_REGISTRY_FIXTURE_HKCU_PATH;
+    }
+    else
+    {
+        hkRoot = hKey;
+    }
+
+    if (wzRoot)
+    {
+        ls = ::RegOpenKeyExW(HKEY_CURRENT_USER, wzRoot, 0, KEY_WRITE | samDesired, &hkRoot);
+        if (ERROR_SUCCESS != ls)
+        {
+            ExitFunction();
+        }
+    }
+
+    ls = ::RegDeleteKeyExW(hkRoot, lpSubKey, samDesired, Reserved);
+
+LExit:
+    ReleaseRegKey(hkRoot);
+
+    return ls;
+}
+
+namespace WixBuildTools
+{
+    namespace TestSupport
+    {
+        using namespace System;
+        using namespace System::IO;
+        using namespace Microsoft::Win32;
+
+        TestRegistryFixture::TestRegistryFixture()
+        {
+            this->rootPath = gcnew String(TEST_REGISTRY_FIXTURE_ROOT_PATH);
+            this->hkcuPath = gcnew String(TEST_REGISTRY_FIXTURE_HKCU_PATH);
+            this->hklmPath = gcnew String(TEST_REGISTRY_FIXTURE_HKLM_PATH);
+        }
+
+        TestRegistryFixture::~TestRegistryFixture()
+        {
+            this->TearDown();
+        }
+
+        void TestRegistryFixture::SetUp()
+        {
+            // set mock API's
+            RegFunctionOverride(TestRegistryFixture_RegCreateKeyExW, TestRegistryFixture_RegOpenKeyExW, TestRegistryFixture_RegDeleteKeyExW, NULL, NULL, NULL, NULL, NULL, NULL);
+
+            Registry::CurrentUser->CreateSubKey(this->hkcuPath);
+            Registry::CurrentUser->CreateSubKey(this->hklmPath);
+        }
+
+        void TestRegistryFixture::TearDown()
+        {
+            Registry::CurrentUser->DeleteSubKeyTree(this->rootPath, false);
+
+            RegFunctionOverride(NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+        }
+
+        String^ TestRegistryFixture::GetDirectHkcuPath(... array<String^>^ paths)
+        {
+            return Path::Combine(Registry::CurrentUser->Name, this->hkcuPath, Path::Combine(paths));
+        }
+
+        String^ TestRegistryFixture::GetDirectHklmPath(... array<String^>^ paths)
+        {
+            return Path::Combine(Registry::CurrentUser->Name, this->hklmPath, Path::Combine(paths));
+        }
+    }
+}
-- 
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