/* * Copyright (c) 2024-2025, Arm ltd * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Intel Corporation nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include "common.h" #define COMPILE_CHAR_SET(in_character_array, in_character_count) \ const size_t character_count = (in_character_count); \ const char *character_array = (in_character_array); \ hs_char_set_compiled_pattern_t *database = nullptr; \ hs_error_t compile_ret = hs_compile_char_set_search( \ character_array, character_count, &database); \ hs_error_t ret = 0; \ (void)ret; /* suppress a cppcheck warning when SEARCH is not called */ \ const char *buffer = nullptr; \ (void)buffer; \ context_t context = {}; \ (void) context; #define SEARCH_CHAR_SET(in_buffer, in_buffer_len, in_expected_match, \ in_expected_start_array, in_expected_id_array) \ { \ buffer = (in_buffer); \ const size_t buffer_len = (in_buffer_len); \ const size_t expected_match = (in_expected_match); \ size_t expected_start_array[expected_match] = \ BRACED_INIT_LIST in_expected_start_array; \ size_t expected_end_array[expected_match] = \ BRACED_INIT_LIST in_expected_start_array; \ size_t expected_id_array[expected_match] = \ BRACED_INIT_LIST in_expected_id_array; \ for (size_t i = 0; i < expected_match; i++) { \ expected_end_array[i] += 1; \ } \ context.expected_start_array = expected_start_array; \ context.expected_end_array = expected_end_array; \ context.expected_id_array = expected_id_array; \ context.array_size = expected_match; \ context.number_matched = 0; \ context.number_wrong = 0; \ \ ret = hs_char_set_search(database, buffer, buffer_len, callback, \ &context); \ } // ------------------------free tests------------------------------------------- /* hs_free_char_set_pattern nullptr general */ TEST(char_set_free, nullptr) { hs_char_set_compiled_pattern_t *database = nullptr; hs_free_char_set_pattern(database); } TEST(char_set_free, general) { SETUP_MEM_LEAK_TEST(); truffle_storage *clear_database = reinterpret_cast( test_malloc(sizeof(truffle_storage))); hs_char_set_compiled_pattern_t *database = reinterpret_cast(clear_database); hs_free_char_set_pattern(database); EXPECT_MEMORY_CLEAN(); UNSET_MEM_LEAK_TEST(); } // ------------------------compile tests---------------------------------------- /* hs_compile_char_set_search single char same char twice general (several different chars) null char empty char array nullptr char array nullptr output */ TEST(char_set_compile, single_char) { COMPILE_CHAR_SET(CHAR_SET_A, 1); EXPECT_COMPILE_SUCCESS("test_compile_char_set_single_char"); hs_free_char_set_pattern(database); } TEST(char_set_compile, single_char_twice) { COMPILE_CHAR_SET(CHAR_SET_A, 2); EXPECT_COMPILE_SUCCESS("test_compile_char_set_single_char_twice"); hs_free_char_set_pattern(database); } TEST(char_set_compile, general) { COMPILE_CHAR_SET(CHAR_SET_ABCDE, 5); EXPECT_COMPILE_SUCCESS("test_compile_char_set_general"); hs_free_char_set_pattern(database); } TEST(char_set_compile, null_char) { COMPILE_CHAR_SET(CHAR_SET_NULL, 1); EXPECT_COMPILE_SUCCESS("test_compile_char_set_null_char"); hs_free_char_set_pattern(database); } #if !defined(RELEASE_BUILD) // test asserts TEST(char_set_compile, no_expression) { const size_t character_count = 0; const char *character_array = CHAR_SET_AB; hs_char_set_compiled_pattern_t *database = nullptr; EXPECT_DEATH(hs_compile_char_set_search(character_array, character_count, &database), "called with an empty set"); } TEST(char_set_compile, nullptr_char_array) { hs_char_set_compiled_pattern_t *database = nullptr; EXPECT_DEATH(hs_compile_char_set_search(nullptr, 1, &database), "called with nullptr"); } TEST(char_set_compile, nullptr_database) { const size_t character_count = 2; const char *character_array = CHAR_SET_AB; EXPECT_DEATH(hs_compile_char_set_search(character_array, character_count, nullptr), "called with nullptr"); } #endif // ------------------------search tests----------------------------------------- /* hs_char_set_search match at start match middle (general) match index 15 (last char of a vector) match at end match past end match null char bad caseness search several times match first char match last char buff size 0 nullptr pattern nullptr buffer nullptr callback */ TEST(char_set_search, start) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_start"); SEARCH_CHAR_SET(EXPR_NOISE_0, EXPR_NOISE_LEN, 2, (0, 1), (0, 1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, general) { SETUP_MEM_LEAK_TEST(); COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_general"); SEARCH_CHAR_SET(EXPR_NOISE_5, EXPR_NOISE_LEN, 2, (5, 6), (0, 1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); EXPECT_MEMORY_CLEAN(); UNSET_MEM_LEAK_TEST(); } TEST(char_set_search, cross_vector) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_cross_vector"); SEARCH_CHAR_SET(EXPR_NOISE_5_15, EXPR_NOISE_LEN, 4, (5, 6, 15, 16), (0, 1, 0, 1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, end) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_end"); SEARCH_CHAR_SET(EXPR_NOISE_AB_END_30, EXPR_NOISE_LEN, 2, (30, 31), (0, 1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, past_end) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_past_end"); SEARCH_CHAR_SET(EXPR_NOISE_AB_END_30, EXPR_NOISE_LEN - 1, 1, (30), (0)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, null_char) { COMPILE_CHAR_SET(CHAR_SET_NULL, 1); ASSERT_COMPILE_SUCCESS("test_char_set_search_null_char"); SEARCH_CHAR_SET(EXPR_NOISE_5_NULL, EXPR_NOISE_LEN, 1, (6), (0)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, bad_case) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_bad_case"); SEARCH_CHAR_SET(EXPR_NOISE_5_15_BAD_CASE, EXPR_NOISE_LEN, 1, (16), (1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, several_search) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_several_search"); SEARCH_CHAR_SET(EXPR_NOISE_5, EXPR_NOISE_LEN, 2, (5, 6), (0, 1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); SEARCH_CHAR_SET(EXPR_NOISE_5_15, EXPR_NOISE_LEN, 4, (5, 6, 15, 16), (0, 1, 0, 1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, first_char) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_first_char"); SEARCH_CHAR_SET(EXPR_UNIFORM_1_A, EXPR_UNIFORM_LEN, 1, (5), (0)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array[0], buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, last_char) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_last_char"); SEARCH_CHAR_SET(EXPR_UNIFORM_1_B, EXPR_UNIFORM_LEN, 1, (5), (1)); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array[1], buffer); hs_free_char_set_pattern(database); } TEST(char_set_search, empty_buff) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_empty_buff"); // cppcheck-suppress unsignedLessThanZero SEARCH_CHAR_SET("", 0, 0, (), ()); EXPECT_SEARCH_SUCCESS("hs_char_set_search", character_array, buffer); hs_free_char_set_pattern(database); } #if !defined(RELEASE_BUILD) // test asserts TEST(char_set_search, nullptr_pattern) { const hs_char_set_compiled_pattern_t *database = nullptr; context_t context; EXPECT_DEATH( { const char *buffer; hs_error_t ret; // cppcheck-suppress unsignedLessThanZero // cppcheck-suppress unreadVariable SEARCH_CHAR_SET(EXPR_NOISE_5, EXPR_NOISE_LEN, 0, (), ()); }, "called with nullptr database"); } TEST(char_set_search, nullptr_buffer) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_nullptr_buffer"); EXPECT_DEATH( { // cppcheck-suppress unsignedLessThanZero // cppcheck-suppress unreadVariable SEARCH_CHAR_SET(nullptr, EXPR_NOISE_LEN, 0, (), ()); }, "called with nullptr buffer"); } TEST(char_set_search, nullptr_callback) { COMPILE_CHAR_SET(CHAR_SET_AB, 2); ASSERT_COMPILE_SUCCESS("test_char_set_search_nullptr_callback"); buffer = EXPR_NOISE_5; const size_t buffer_len = EXPR_NOISE_LEN; const size_t expected_match = 2; size_t expected_start_array[expected_match] = {5, 6}; size_t expected_end_array[expected_match] = {5, 6}; for (size_t i = 0; i < expected_match; i++) { expected_end_array[i] += 1; } context.expected_start_array = expected_start_array; context.expected_end_array = expected_end_array; context.array_size = expected_match; context.number_matched = 0; context.number_wrong = 0; EXPECT_DEATH( { hs_char_set_search(database, buffer, buffer_len, nullptr, &context); }, "called with nullptr callback"); } #endif