1 files changed, 121 insertions, 0 deletions
diff --git a/sal/qa/rtl/oustringbuffer/test_oustringbuffer_utf32.cxx b/sal/qa/rtl/oustringbuffer/test_oustringbuffer_utf32.cxx
new file mode 100644
index 000000000..764b03d8c
--- /dev/null
+++ b/sal/qa/rtl/oustringbuffer/test_oustringbuffer_utf32.cxx
@@ -0,0 +1,121 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/types.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/TestAssert.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <rtl/strbuf.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <rtl/ustring.h>
+#include <rtl/ustring.hxx>
+
+namespace test::oustringbuffer {
+
+class Utf32: public CppUnit::TestFixture {
+private:
+    void appendUtf32();
+
+    void insertUtf32();
+
+    CPPUNIT_TEST_SUITE(Utf32);
+    CPPUNIT_TEST(appendUtf32);
+    CPPUNIT_TEST(insertUtf32);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(test::oustringbuffer::Utf32);
+
+namespace {
+
+void appendString(OStringBuffer & buffer, OUString const & string) {
+    buffer.append('"');
+    for (int i = 0; i < string.getLength(); ++i) {
+        buffer.append("\\u");
+        sal_Unicode c = string[i];
+        if (c < 0x1000) {
+            buffer.append('0');
+            if (c < 0x100) {
+                buffer.append('0');
+                if (c < 0x10) {
+                    buffer.append('0');
+                }
+            }
+        }
+        buffer.append(
+            static_cast< sal_Int32 >(c), static_cast< sal_Int16 >(16));
+    }
+    buffer.append('"');
+}
+
+void createMessage(
+    OStringBuffer & message, OUString const & string1,
+    OUString const & string2)
+{
+    message.setLength(0);
+    appendString(message, string1);
+    message.append(" vs. ");
+    appendString(message, string2);
+}
+
+}
+
+void test::oustringbuffer::Utf32::appendUtf32() {
+    int const str1Len = 3;
+    sal_Unicode const str1[str1Len] = { 'a', 'b', 'c' };
+    static constexpr OUStringLiteral str2 = u"abcd";
+    static constexpr OUStringLiteral str3 = u"abcd\U00010000";
+    OStringBuffer message;
+    OUStringBuffer buf1(std::u16string_view(str1, str1Len));
+    buf1.appendUtf32('d');
+    OUString res1(buf1.makeStringAndClear());
+    createMessage(message, res1, str2);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE(
+        message.getStr(), OUString(str2), res1);
+    OUStringBuffer buf2(str2);
+    buf2.appendUtf32(0x10000);
+    OUString res2(buf2.makeStringAndClear());
+    createMessage(message, res2, str3);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE(
+        message.getStr(), OUString(str3), res2);
+}
+
+void test::oustringbuffer::Utf32::insertUtf32() {
+    int const str1Len = 3;
+    sal_Unicode const str1[str1Len] = { 'a', 'b', 'c' };
+    static constexpr OUStringLiteral str2 = u"abdc";
+    static constexpr OUStringLiteral str3 = u"ab\U0010FFFFdc";
+    OStringBuffer message;
+    OUStringBuffer buf1(std::u16string_view(str1, str1Len));
+    buf1.insertUtf32(2, 'd');
+    OUString res1(buf1.makeStringAndClear());
+    createMessage(message, res1, str2);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE(
+        message.getStr(), OUString(str2), res1);
+    OUStringBuffer buf2(str2);
+    buf2.insertUtf32(2, 0x10FFFF);
+    OUString res2(buf2.makeStringAndClear());
+    createMessage(message, res2, str3);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE(
+        message.getStr(), OUString(str3), res2);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */