| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include "precompiled.hpp" |
| #include "utilities/utf8.hpp" |
| #include "unittest.hpp" |
| |
| TEST(utf8, length) { |
| char res[60]; |
| jchar str[20]; |
| |
| for (int i = 0; i < 20; i++) { |
| str[i] = 0x0800; // char that is 2B in UTF-16 but 3B in UTF-8 |
| } |
| str[19] = (jchar) '\0'; |
| |
| // The resulting string in UTF-8 is 3*19 bytes long, but should be truncated |
| UNICODE::as_utf8(str, 19, res, 10); |
| ASSERT_EQ(strlen(res), (size_t) 9) << "string should be truncated here"; |
| |
| UNICODE::as_utf8(str, 19, res, 18); |
| ASSERT_EQ(strlen(res), (size_t) 15) << "string should be truncated here"; |
| |
| UNICODE::as_utf8(str, 19, res, 20); |
| ASSERT_EQ(strlen(res), (size_t) 18) << "string should be truncated here"; |
| |
| // Test with an "unbounded" buffer |
| UNICODE::as_utf8(str, 19, res, INT_MAX); |
| ASSERT_EQ(strlen(res), (size_t) 3 * 19) << "string should end here"; |
| } |