mirror of https://git.tukaani.org/xz.git
88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
///////////////////////////////////////////////////////////////////////////////
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//
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/// \file test_check.c
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/// \brief Tests integrity checks
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///
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/// \todo Add SHA256
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//
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// Author: Lasse Collin
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//
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// This file has been put into the public domain.
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// You can do whatever you want with this file.
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//
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///////////////////////////////////////////////////////////////////////////////
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#include "tests.h"
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// These must be specified as numbers so that the test works on EBCDIC
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// systems too.
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// static const uint8_t test_string[9] = "123456789";
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// static const uint8_t test_unaligned[12] = "xxx123456789";
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static const uint8_t test_string[9] = { 49, 50, 51, 52, 53, 54, 55, 56, 57 };
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static const uint8_t test_unaligned[12]
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= { 120, 120, 120, 49, 50, 51, 52, 53, 54, 55, 56, 57 };
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static void
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test_crc32(void)
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{
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// CRC32 is always enabled.
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assert_true(lzma_check_is_supported(LZMA_CHECK_CRC32));
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const uint32_t test_vector = 0xCBF43926;
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// Test 1
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assert_uint_eq(lzma_crc32(test_string, sizeof(test_string), 0),
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test_vector);
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// Test 2
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assert_uint_eq(lzma_crc32(test_unaligned + 3, sizeof(test_string), 0),
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test_vector);
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// Test 3
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uint32_t crc = 0;
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for (size_t i = 0; i < sizeof(test_string); ++i)
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crc = lzma_crc32(test_string + i, 1, crc);
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assert_uint_eq(crc, test_vector);
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}
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static void
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test_crc64(void)
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{
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// CRC64 can be disabled.
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if (!lzma_check_is_supported(LZMA_CHECK_CRC64))
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assert_skip("CRC64 support is disabled");
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// If CRC64 is disabled then lzma_crc64() will be missing.
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// Using an ifdef here avoids a linker error.
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#ifdef HAVE_CHECK_CRC64
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const uint64_t test_vector = 0x995DC9BBDF1939FA;
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// Test 1
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assert_uint_eq(lzma_crc64(test_string, sizeof(test_string), 0),
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test_vector);
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// Test 2
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assert_uint_eq(lzma_crc64(test_unaligned + 3, sizeof(test_string), 0),
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test_vector);
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// Test 3
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uint64_t crc = 0;
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for (size_t i = 0; i < sizeof(test_string); ++i)
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crc = lzma_crc64(test_string + i, 1, crc);
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assert_uint_eq(crc, test_vector);
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#endif
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}
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extern int
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main(int argc, char **argv)
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{
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tuktest_start(argc, argv);
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tuktest_run(test_crc32);
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tuktest_run(test_crc64);
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return tuktest_end();
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}
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