add tools::Guid class to generate, parse GUID values

Change-Id: Ie4d8fad4d8f22c8277c22c21b7a9eb3e7c9e4f1b
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/132513
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

2 files changed, 124 insertions, 0 deletions

diff --git a/tools/CppunitTest_tools_test.mk b/tools/CppunitTest_tools_test.mk
index be47c09ab191..c36af07547c2 100644
--- a/tools/CppunitTest_tools_test.mk
+++ b/tools/CppunitTest_tools_test.mk
@@ -33,6 +33,7 @@ $(eval $(call gb_CppunitTest_add_exception_objects,tools_test, \
     tools/qa/cppunit/test_xmlwalker \
     tools/qa/cppunit/test_xmlwriter \
     tools/qa/cppunit/test_GenericTypeSerializer \
+    tools/qa/cppunit/test_guid \
     tools/qa/cppunit/test_cpuid \
     tools/qa/cppunit/test_cpu_runtime_detection_AVX2 \
     tools/qa/cppunit/test_cpu_runtime_detection_SSE2 \
diff --git a/tools/qa/cppunit/test_guid.cxx b/tools/qa/cppunit/test_guid.cxx
new file mode 100644
index 000000000000..39c23080e1e7
--- /dev/null
+++ b/tools/qa/cppunit/test_guid.cxx
@@ -0,0 +1,123 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sal/types.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <tools/Guid.hxx>
+
+namespace tools
+{
+class GuidTest : public CppUnit::TestFixture
+{
+public:
+    void testGetString()
+    {
+        sal_uInt8 pArray[16] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
+        Guid aGuid(pArray);
+        CPPUNIT_ASSERT_EQUAL(OString("{01020304-0506-0708-090A-0B0C0D0E0F10}"), aGuid.getString());
+    }
+
+    void testCreate()
+    {
+        // data is generated when Guid is created
+        Guid aGuid1(Guid::Generate);
+
+        // check it's not initialized to 0
+        CPPUNIT_ASSERT(*std::max_element(aGuid1.begin(), aGuid1.end()) > 0u);
+
+        // data is generated when Guid is created
+        Guid aGuid2(Guid::Generate);
+
+        CPPUNIT_ASSERT_EQUAL(aGuid1, aGuid1);
+        CPPUNIT_ASSERT_EQUAL(aGuid2, aGuid2);
+
+        CPPUNIT_ASSERT(aGuid1 != aGuid2);
+    }
+
+    void testParse()
+    {
+        sal_uInt8 pArray1[16] = { 1, 1, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5, 5 };
+        Guid aGuid1(pArray1);
+
+        Guid aGuid2("{01010101-0202-0303-0404-050505050505}");
+        CPPUNIT_ASSERT_EQUAL(aGuid1, aGuid2);
+
+        sal_uInt8 pArray2[16] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+                                  0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
+        Guid aGuid3(pArray2);
+
+        Guid aGuid4("{FFffFFff-FFff-FFff-FFff-FFffFFffFFff}");
+        CPPUNIT_ASSERT_EQUAL(aGuid3, aGuid4);
+
+        Guid aGuid5("{FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF}");
+        CPPUNIT_ASSERT_EQUAL(aGuid5, aGuid4);
+
+        Guid aGuid6("01010101-0202-0303-0404-0505050505005");
+        CPPUNIT_ASSERT(aGuid6.isEmpty());
+
+        Guid aGuid7("Random");
+        CPPUNIT_ASSERT(aGuid7.isEmpty());
+
+        Guid aGuid8("{0G010101-0202-0303-0404-050505050505}");
+        CPPUNIT_ASSERT(aGuid8.isEmpty());
+
+        Guid aGuid9("{FFAAFFAA-FFAA-FFAA-FFAA-FF00FF11FF22}");
+        CPPUNIT_ASSERT(!aGuid9.isEmpty());
+
+        Guid aGuid10("{FFAAFFAA?FFAA-FFAA-FFAA-FF00FF11FF22}");
+        CPPUNIT_ASSERT(aGuid10.isEmpty());
+    }
+
+    void testEmpty()
+    {
+        sal_uInt8 pArray1[16] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+        Guid aGuid1(pArray1);
+        CPPUNIT_ASSERT(aGuid1.isEmpty());
+
+        sal_uInt8 pArray2[16] = { 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+        Guid aGuid2(pArray2);
+        CPPUNIT_ASSERT(!aGuid2.isEmpty());
+
+        Guid aGuid3;
+        CPPUNIT_ASSERT(aGuid3.isEmpty());
+    }
+
+    void testCopyAndAssign()
+    {
+        sal_uInt8 pArray1[16] = { 1, 1, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5, 5 };
+        Guid aGuid1(pArray1);
+
+        // test copy contructor
+        Guid aGuid2(aGuid1);
+        CPPUNIT_ASSERT_EQUAL(aGuid1, aGuid2);
+        CPPUNIT_ASSERT(std::equal(aGuid1.cbegin(), aGuid1.cend(), aGuid2.cbegin(), aGuid2.cend()));
+
+        // test assign
+        Guid aGuid3 = aGuid1;
+        CPPUNIT_ASSERT_EQUAL(aGuid3, aGuid1);
+        CPPUNIT_ASSERT(std::equal(aGuid3.cbegin(), aGuid3.cend(), aGuid1.cbegin(), aGuid1.cend()));
+        CPPUNIT_ASSERT_EQUAL(aGuid3, aGuid2);
+        CPPUNIT_ASSERT(std::equal(aGuid3.cbegin(), aGuid3.cend(), aGuid2.cbegin(), aGuid2.cend()));
+    }
+
+    CPPUNIT_TEST_SUITE(GuidTest);
+    CPPUNIT_TEST(testGetString);
+    CPPUNIT_TEST(testCreate);
+    CPPUNIT_TEST(testParse);
+    CPPUNIT_TEST(testEmpty);
+    CPPUNIT_TEST(testCopyAndAssign);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(GuidTest);
+
+} // namespace tools
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */