1 files changed, 154 insertions, 0 deletions
diff --git a/tools/qa/cppunit/test_reversemap.cxx b/tools/qa/cppunit/test_reversemap.cxx
new file mode 100644
index 000000000..be70ade79
--- /dev/null
+++ b/tools/qa/cppunit/test_reversemap.cxx
@@ -0,0 +1,154 @@
+/* -*- 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/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+#include <rtl/ustring.hxx>
+#include <vector>
+
+#include <tools/tenccvt.hxx>
+
+//Tests for getBestMSEncodingByChar
+
+namespace
+{
+
+    class Test: public CppUnit::TestFixture
+    {
+    public:
+        void testEncoding(rtl_TextEncoding eEncoding);
+
+        void test1258();
+        void test1257();
+        void test1256();
+        void test1255();
+        void test1254();
+        void test1253();
+        void test1252();
+        void test1251();
+        void test1250();
+        void test874();
+
+        CPPUNIT_TEST_SUITE(Test);
+        CPPUNIT_TEST(test1258);
+        CPPUNIT_TEST(test1257);
+        CPPUNIT_TEST(test1256);
+        CPPUNIT_TEST(test1255);
+        CPPUNIT_TEST(test1254);
+        CPPUNIT_TEST(test1253);
+        CPPUNIT_TEST(test1252);
+        CPPUNIT_TEST(test1251);
+        CPPUNIT_TEST(test1250);
+        CPPUNIT_TEST(test874);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    void Test::testEncoding(rtl_TextEncoding eEncoding)
+    {
+        //Taking the single byte legacy encodings, fill in all possible values
+        std::vector<char> aAllChars(255);
+        for (int i = 1; i <= 255; ++i)
+            aAllChars[i-1] = static_cast<char>(i);
+
+        //Some slots are unused, so don't map to private, just set them to 'X'
+        sal_uInt32 const convertFlags = OSTRING_TO_OUSTRING_CVTFLAGS ^ RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MAPTOPRIVATE;
+        OUString sOrigText(aAllChars.data(), aAllChars.size(), eEncoding, convertFlags);
+        sOrigText = sOrigText.replace( 0xfffd, 'X' );
+
+        //Should clearly be equal
+        sal_Int32 nLength = aAllChars.size();
+        CPPUNIT_ASSERT_EQUAL(sOrigText.getLength(), nLength);
+
+        OUString sFinalText;
+
+        //Split up in chunks of the same encoding returned by
+        //getBestMSEncodingByChar, convert to it, and back
+        rtl_TextEncoding ePrevEncoding = RTL_TEXTENCODING_DONTKNOW;
+        const sal_Unicode *pStr = sOrigText.getStr();
+        sal_Int32 nChunkStart=0;
+        for (int i = 0; i < 255; ++i)
+        {
+            rtl_TextEncoding eCurrEncoding = getBestMSEncodingByChar(pStr[i]);
+            if (eCurrEncoding != ePrevEncoding)
+            {
+                OString aChunk(pStr+nChunkStart, i-nChunkStart, ePrevEncoding);
+                sFinalText += OStringToOUString(aChunk, ePrevEncoding);
+                nChunkStart = i;
+            }
+            ePrevEncoding = eCurrEncoding;
+        }
+        if (nChunkStart < 255)
+        {
+            OString aChunk(pStr+nChunkStart, 255-nChunkStart, ePrevEncoding);
+            sFinalText += OStringToOUString(aChunk, ePrevEncoding);
+        }
+
+        //Final text should be the same as original
+        CPPUNIT_ASSERT_EQUAL(sOrigText, sFinalText);
+    }
+
+    void Test::test1252()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1252);
+    }
+
+    void Test::test874()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_874);
+    }
+
+    void Test::test1258()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1258);
+    }
+
+    void Test::test1257()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1257);
+    }
+
+    void Test::test1256()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1256);
+    }
+
+    void Test::test1255()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1255);
+    }
+
+    void Test::test1254()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1254);
+    }
+
+    void Test::test1253()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1253);
+    }
+
+    void Test::test1251()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1251);
+    }
+
+    void Test::test1250()
+    {
+        testEncoding(RTL_TEXTENCODING_MS_1250);
+    }
+
+    CPPUNIT_TEST_SUITE_REGISTRATION(Test);
+}
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */