diff options
Diffstat (limited to 'sal/qa/rtl/crc32/rtl_crc32.cxx')
-rwxr-xr-x | sal/qa/rtl/crc32/rtl_crc32.cxx | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/sal/qa/rtl/crc32/rtl_crc32.cxx b/sal/qa/rtl/crc32/rtl_crc32.cxx new file mode 100755 index 000000000000..fa5870c9c8dd --- /dev/null +++ b/sal/qa/rtl/crc32/rtl_crc32.cxx @@ -0,0 +1,184 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: rtl_crc32.cxx,v $ + * $Revision: 1.5 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_sal.hxx" +// autogenerated file with codegen.pl + +#include <cppunit/simpleheader.hxx> +#include <rtl/crc.h> + +namespace rtl_CRC32 +{ + +class test : public CppUnit::TestFixture +{ +public: + // initialise your test code values here. + void setUp() + { + } + + void tearDown() + { + } + + + // insert your test code here. + void rtl_crc32_001() + { + // this is demonstration code + // CPPUNIT_ASSERT_MESSAGE("a message", 1 == 1); + + sal_uInt32 nCRC = 0; + + char buf[] = {0}; + int num = 0; + + nCRC = rtl_crc32(nCRC, buf, num); + + CPPUNIT_ASSERT_MESSAGE("empty crc buffer", nCRC == 0); + } + + void rtl_crc32_002() + { + sal_uInt32 nCRC = 0; + + char buf[] = {0,0}; + int num = sizeof(buf); + + nCRC = rtl_crc32(nCRC, buf, num); + + CPPUNIT_ASSERT_MESSAGE("buffer contain 2 empty bytes, crc is zero", nCRC != 0); + } + + void rtl_crc32_002_1() + { + sal_uInt32 nCRC = 0; + + char buf[] = {0,0,0}; + int num = sizeof(buf); + + nCRC = rtl_crc32(nCRC, buf, num); + + CPPUNIT_ASSERT_MESSAGE("buffer contain 3 empty bytes, crc is zero", nCRC != 0); + } + + /** + * crc32 check: + * Build checksum on two buffers with same size but different content, + * the result (crc32 checksum) must differ + */ + + void rtl_crc32_003() + { + sal_uInt32 nCRC1 = 0; + char buf1[] = {2}; + int num1 = sizeof(buf1); + + nCRC1 = rtl_crc32(nCRC1, buf1, num1); + + sal_uInt32 nCRC2 = 0; + char buf2[] = {3}; + int num2 = sizeof(buf2); + + nCRC2 = rtl_crc32(nCRC2, buf2, num2); + + CPPUNIT_ASSERT_MESSAGE("checksum should differ for buf1 and buf2", nCRC1 != nCRC2); + } + + /** check if the crc32 only use as much values, as given + * + */ + void rtl_crc32_003_1() + { + sal_uInt32 nCRC1 = 0; + char buf1[] = {2,1}; + int num1 = sizeof(buf1) - 1; + + nCRC1 = rtl_crc32(nCRC1, buf1, num1); + + sal_uInt32 nCRC2 = 0; + char buf2[] = {2,2}; + int num2 = sizeof(buf2) - 1; + + nCRC2 = rtl_crc32(nCRC2, buf2, num2); + + CPPUNIT_ASSERT_MESSAGE("checksum leave it's bounds", nCRC1 == nCRC2); + } + + /** check if the crc32 differ at same content in reverse order + * + */ + void rtl_crc32_003_2() + { + sal_uInt32 nCRC1 = 0; + char buf1[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20}; + int num1 = sizeof(buf1); + + nCRC1 = rtl_crc32(nCRC1, buf1, num1); + + sal_uInt32 nCRC2 = 0; + char buf2[] = {20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; + int num2 = sizeof(buf2); + + nCRC2 = rtl_crc32(nCRC2, buf2, num2); + + CPPUNIT_ASSERT_MESSAGE("checksum should differ", nCRC1 != nCRC2); + } + + + + // Change the following lines only, if you add, remove or rename + // member functions of the current class, + // because these macros are need by auto register mechanism. + + CPPUNIT_TEST_SUITE(test); + CPPUNIT_TEST(rtl_crc32_001); + CPPUNIT_TEST(rtl_crc32_002); + CPPUNIT_TEST(rtl_crc32_002_1); + CPPUNIT_TEST(rtl_crc32_003); + CPPUNIT_TEST(rtl_crc32_003_1); + CPPUNIT_TEST(rtl_crc32_003_2); + CPPUNIT_TEST_SUITE_END(); +}; // class test + +// ----------------------------------------------------------------------------- +CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(rtl_CRC32::test, "rtl_crc32"); +} // namespace rtl_CRC32 + + +// ----------------------------------------------------------------------------- + +// this macro creates an empty function, which will called by the RegisterAllFunctions() +// to let the user the possibility to also register some functions by hand. +NOADDITIONAL; + |