From 86a30b0255d8064169fabfd213d907016d2f9f2a Mon Sep 17 00:00:00 2001 From: Jia Tan Date: Thu, 16 Jun 2022 17:32:19 +0300 Subject: Tests: Add more tests into test_check. --- tests/test_check.c | 279 +++++++++++++++++++++++++++++++++++++++++++++++++++-- tests/tests.h | 23 +++++ 2 files changed, 295 insertions(+), 7 deletions(-) (limited to 'tests') diff --git a/tests/test_check.c b/tests/test_check.c index 9d2d6094..fa1326d1 100644 --- a/tests/test_check.c +++ b/tests/test_check.c @@ -2,10 +2,9 @@ // /// \file test_check.c /// \brief Tests integrity checks -/// -/// \todo Add SHA256 // -// Author: Lasse Collin +// Authors: Lasse Collin +// Jia Tan // // This file has been put into the public domain. // You can do whatever you want with this file. @@ -23,9 +22,35 @@ static const uint8_t test_string[9] = { 49, 50, 51, 52, 53, 54, 55, 56, 57 }; static const uint8_t test_unaligned[12] = { 120, 120, 120, 49, 50, 51, 52, 53, 54, 55, 56, 57 }; +// 2 MB is more than enough for the tests. Actually a tiny value would +// work because we don't actually decompress the files, we only test +// decoding of the Stream Header fields. +#define TEST_CHECK_MEMLIMIT (2U << 20) + +static size_t no_check_size; +static uint8_t *no_check_xz_data; + +static size_t unsupported_check_size; +static uint8_t *unsupported_check_xz_data; + +#ifdef HAVE_CHECK_CRC32 +static size_t crc32_size; +static uint8_t *crc32_xz_data; +#endif + +#ifdef HAVE_CHECK_CRC64 +static size_t crc64_size; +static uint8_t *crc64_xz_data; +#endif + +#ifdef HAVE_CHECK_SHA256 +static size_t sha256_size; +static uint8_t *sha256_xz_data; +#endif + static void -test_crc32(void) +test_lzma_crc32(void) { // CRC32 is always enabled. assert_true(lzma_check_is_supported(LZMA_CHECK_CRC32)); @@ -49,7 +74,7 @@ test_crc32(void) static void -test_crc64(void) +test_lzma_crc64(void) { // CRC64 can be disabled. if (!lzma_check_is_supported(LZMA_CHECK_CRC64)) @@ -77,11 +102,251 @@ test_crc64(void) } +static void +test_lzma_supported_checks(void) +{ + static const int expected_check_ids[] = { + LZMA_CHECK_NONE, +#ifdef HAVE_CHECK_CRC32 + LZMA_CHECK_CRC32, +#endif +#ifdef HAVE_CHECK_CRC64 + LZMA_CHECK_CRC64, +#endif +#ifdef HAVE_CHECK_SHA256 + LZMA_CHECK_SHA256, +#endif + }; + + for (int i = 0; i <= LZMA_CHECK_ID_MAX + 1; i++) { + bool matched = false; + for (unsigned int j = 0; j < ARRAY_SIZE(expected_check_ids); + j++) { + if (expected_check_ids[j] == i) { + matched = true; + break; + } + } + + if (matched) + assert_true(lzma_check_is_supported(i)); + else + assert_false(lzma_check_is_supported(i)); + } +} + + +static void +test_lzma_check_size(void) +{ + // Expected check sizes taken from src/liblzma/api/lzma/check.h + static const uint32_t expected_check_sizes[] = { + 0, 4, 4, 4, 8, 8, 8, 16, 16, 16, + 32, 32, 32, 64, 64, 64 + }; + + for (unsigned int i = 0; i < ARRAY_SIZE(expected_check_sizes); i++) + assert_uint_eq(expected_check_sizes[i], lzma_check_size(i)); + + assert_uint_eq(lzma_check_size(LZMA_CHECK_ID_MAX + 1), UINT32_MAX); +} + + +// Test the single threaded decoder for lzma_get_check +static void +test_lzma_get_check_st(void) +{ + const uint32_t flags = LZMA_TELL_ANY_CHECK | + LZMA_TELL_UNSUPPORTED_CHECK | + LZMA_TELL_NO_CHECK; + + uint8_t outbuf[128]; + lzma_stream strm = LZMA_STREAM_INIT; + + // Test a file with no integrity check: + assert_lzma_ret(lzma_stream_decoder(&strm, TEST_CHECK_MEMLIMIT, + flags), LZMA_OK); + strm.next_in = no_check_xz_data; + strm.avail_in = no_check_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_NO_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_NONE); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); + + // Test a file with an unsupported integrity check type: + assert_lzma_ret(lzma_stream_decoder(&strm, TEST_CHECK_MEMLIMIT, + flags), LZMA_OK); + strm.next_in = unsupported_check_xz_data; + strm.avail_in = unsupported_check_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_UNSUPPORTED_CHECK); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); + + // Test a file with CRC32 as the integrity check: +#ifdef HAVE_CHECK_CRC32 + assert_lzma_ret(lzma_stream_decoder(&strm, TEST_CHECK_MEMLIMIT, + flags), LZMA_OK); + strm.next_in = crc32_xz_data; + strm.avail_in = crc32_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_GET_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_CRC32); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); +#endif + + // Test a file with CRC64 as the integrity check: +#ifdef HAVE_CHECK_CRC64 + assert_lzma_ret(lzma_stream_decoder(&strm, TEST_CHECK_MEMLIMIT, + flags), LZMA_OK); + strm.next_in = crc64_xz_data; + strm.avail_in = crc64_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_GET_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_CRC64); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); +#endif + + // Test a file with SHA-256 as the integrity check: +#ifdef HAVE_CHECK_SHA256 + assert_lzma_ret(lzma_stream_decoder(&strm, TEST_CHECK_MEMLIMIT, + flags), LZMA_OK); + strm.next_in = sha256_xz_data; + strm.avail_in = sha256_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_GET_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_SHA256); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); +#endif + + lzma_end(&strm); +} + + +static void +test_lzma_get_check_mt(void) +{ + const uint32_t flags = LZMA_TELL_ANY_CHECK | + LZMA_TELL_UNSUPPORTED_CHECK | + LZMA_TELL_NO_CHECK; + + const lzma_mt options = { + .flags = flags, + .threads = 2, + .timeout = 0, + .memlimit_threading = TEST_CHECK_MEMLIMIT, + .memlimit_stop = TEST_CHECK_MEMLIMIT + }; + + uint8_t outbuf[128]; + lzma_stream strm = LZMA_STREAM_INIT; + + // Test a file with no integrity check: + assert_lzma_ret(lzma_stream_decoder_mt(&strm, &options), LZMA_OK); + strm.next_in = no_check_xz_data; + strm.avail_in = no_check_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_NO_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_NONE); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); + + // Test a file with an unsupported integrity check type: + assert_lzma_ret(lzma_stream_decoder_mt(&strm, &options), LZMA_OK); + strm.next_in = unsupported_check_xz_data; + strm.avail_in = unsupported_check_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_UNSUPPORTED_CHECK); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); + + // Test a file with CRC32 as the integrity check: +#ifdef HAVE_CHECK_CRC32 + assert_lzma_ret(lzma_stream_decoder_mt(&strm, &options), LZMA_OK); + strm.next_in = crc32_xz_data; + strm.avail_in = crc32_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_GET_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_CRC32); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); +#endif + + // Test a file with CRC64 as the integrity check: +#ifdef HAVE_CHECK_CRC64 + assert_lzma_ret(lzma_stream_decoder_mt(&strm, &options), LZMA_OK); + strm.next_in = crc64_xz_data; + strm.avail_in = crc64_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_GET_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_CRC64); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); +#endif + + // Test a file with SHA-256 as the integrity check: +#ifdef HAVE_CHECK_SHA256 + assert_lzma_ret(lzma_stream_decoder_mt(&strm,&options), LZMA_OK); + strm.next_in = sha256_xz_data; + strm.avail_in = sha256_size; + strm.next_out = outbuf; + strm.avail_out = sizeof(outbuf); + + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_GET_CHECK); + assert_lzma_check(lzma_get_check(&strm), LZMA_CHECK_SHA256); + assert_lzma_ret(lzma_code(&strm, LZMA_RUN), LZMA_STREAM_END); +#endif + + lzma_end(&strm); +} + + extern int main(int argc, char **argv) { tuktest_start(argc, argv); - tuktest_run(test_crc32); - tuktest_run(test_crc64); + + no_check_xz_data = tuktest_file_from_srcdir( + "files/good-1-check-none.xz", &no_check_size); + + unsupported_check_xz_data = tuktest_file_from_srcdir( + "files/unsupported-check.xz", + &unsupported_check_size); + +#ifdef HAVE_CHECK_CRC32 + crc32_xz_data = tuktest_file_from_srcdir( + "files/good-1-check-crc32.xz", &crc32_size); +#endif + +#ifdef HAVE_CHECK_CRC64 + crc64_xz_data = tuktest_file_from_srcdir( + "files/good-1-check-crc64.xz", &crc64_size); +#endif + +#ifdef HAVE_CHECK_SHA256 + sha256_xz_data = tuktest_file_from_srcdir( + "files/good-1-check-sha256.xz", &sha256_size); +#endif + + tuktest_run(test_lzma_crc32); + tuktest_run(test_lzma_crc64); + tuktest_run(test_lzma_supported_checks); + tuktest_run(test_lzma_check_size); + tuktest_run(test_lzma_get_check_st); + tuktest_run(test_lzma_get_check_mt); + return tuktest_end(); } diff --git a/tests/tests.h b/tests/tests.h index b76a448e..4d6169b0 100644 --- a/tests/tests.h +++ b/tests/tests.h @@ -53,6 +53,29 @@ static const char enum_strings_lzma_ret[][24] = { assert_enum_eq(test_expr, ref_val, enum_strings_lzma_ret) +static const char enum_strings_lzma_check[][24] = { + "LZMA_CHECK_NONE", + "LZMA_CHECK_CRC32", + "LZMA_CHECK_UNKNOWN_2", + "LZMA_CHECK_UNKNOWN_3", + "LZMA_CHECK_CRC64", + "LZMA_CHECK_UNKNOWN_5", + "LZMA_CHECK_UNKNOWN_6", + "LZMA_CHECK_UNKNOWN_7", + "LZMA_CHECK_UNKNOWN_8", + "LZMA_CHECK_UNKNOWN_9", + "LZMA_CHECK_SHA256", + "LZMA_CHECK_UNKNOWN_11", + "LZMA_CHECK_UNKNOWN_12", + "LZMA_CHECK_UNKNOWN_13", + "LZMA_CHECK_UNKNOWN_14", + "LZMA_CHECK_UNKNOWN_15", +}; + +#define assert_lzma_check(test_expr, ref_val) \ + assert_enum_eq(test_expr, ref_val, enum_strings_lzma_check) + + static inline bool coder_loop(lzma_stream *strm, uint8_t *in, size_t in_size, uint8_t *out, size_t out_size, -- cgit v1.2.3