vectorscan/unit/direct_API/single_char.cpp
Yoan Picchi 5782780e11 Add test suite for the Direct API
Signed-off-by: Yoan Picchi <yoan.picchi@arm.com>
2025-06-27 16:28:56 +00:00

294 lines
12 KiB
C++

/*
* 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,
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* notice, this list of conditions and the following disclaimer in the
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* * 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
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* POSSIBILITY OF SUCH DAMAGE.
*/
#include "common.h"
#include "hwlm/noodle_internal.h"
#define COMPILE_SINGLE_CHAR(in_pattern) \
const char pattern = *(in_pattern); \
hs_single_char_compiled_pattern_t *database = nullptr; \
hs_error_t compile_ret = hs_compile_single_char_search(pattern, &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;
// expected match array here is the index of the start of match.
#define SEARCH_SINGLE_CHAR(in_buffer, in_buffer_len, in_expected_match, \
in_expected_start_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]; \
for (size_t i = 0; i < expected_match; i++) { \
expected_end_array[i] += 1; \
expected_id_array[i] = 0; \
} \
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_single_char_search(database, buffer, buffer_len, callback, \
&context); \
}
// ------------------------free tests-------------------------------------------
/*
hs_free_single_char_pattern
nullptr
general
*/
TEST(single_char_free, nullptr) {
hs_single_char_compiled_pattern_t *database = nullptr;
hs_free_single_char_pattern(database);
}
TEST(single_char_free, general) {
SETUP_MEM_LEAK_TEST();
truffle_storage *clear_database = reinterpret_cast<truffle_storage *>(
test_malloc(sizeof(truffle_storage)));
hs_single_char_compiled_pattern_t *database =
reinterpret_cast<hs_single_char_compiled_pattern_t*>(clear_database);
hs_free_single_char_pattern(database);
EXPECT_MEMORY_CLEAN();
UNSET_MEM_LEAK_TEST();
}
// ------------------------compile tests----------------------------------------
/*
hs_compile_single_char_search
general (1 char)
null char pattern
nullptr output
*/
TEST(single_char_compile, general) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR)
EXPECT_COMPILE_SUCCESS("test_compile_single_char_general")
hs_free_single_char_pattern(database);
}
TEST(single_char_compile, null_char) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR)
EXPECT_COMPILE_SUCCESS("test_compile_single_char_null_char")
hs_free_single_char_pattern(database);
}
#if !defined(RELEASE_BUILD)
// test asserts
TEST(single_char_compile, nullptr_database) {
EXPECT_DEATH(hs_compile_single_char_search(*PATTERN_1_CHAR, nullptr),
"called with nullptr");
}
#endif
// ------------------------search tests-----------------------------------------
/*
hs_single_char_search
general pattern
match at start
match middle (general)
match vector end
match at buffer end
match past end
bad caseness
search several times
buffer containing null char
null char pattern
general pattern
buff size 0
nullptr pattern
nullptr buffer
nullptr callback
*/
TEST(single_char_search, start) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_start");
SEARCH_SINGLE_CHAR(EXPR_NOISE_0, EXPR_NOISE_LEN, 1, (0));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, general) {
SETUP_MEM_LEAK_TEST();
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_general");
SEARCH_SINGLE_CHAR(EXPR_NOISE_5, EXPR_NOISE_LEN, 1, (5));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
EXPECT_MEMORY_CLEAN();
UNSET_MEM_LEAK_TEST();
}
TEST(single_char_search, end_vector) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_end_vector");
SEARCH_SINGLE_CHAR(EXPR_NOISE_5_15, EXPR_NOISE_LEN, 2, (5, 15));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, end) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_end");
SEARCH_SINGLE_CHAR(EXPR_NOISE_A_END_31, EXPR_NOISE_LEN, 1, (31));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, past_end) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_past_end");
// cppcheck-suppress unsignedLessThanZero
SEARCH_SINGLE_CHAR(EXPR_NOISE_A_END_31, EXPR_NOISE_LEN - 1, 0, ());
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, bad_case) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_bad_case");
// cppcheck-suppress unsignedLessThanZero
SEARCH_SINGLE_CHAR(EXPR_NOISE_5_15_BAD_CASE, EXPR_NOISE_LEN, 0, ());
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, several_search) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_several_search");
SEARCH_SINGLE_CHAR(EXPR_NOISE_5, EXPR_NOISE_LEN, 1, (5));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
SEARCH_SINGLE_CHAR(EXPR_NOISE_5_15, EXPR_NOISE_LEN, 2, (5, 15));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, null_char_buff_and_pattern) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR_NULL);
ASSERT_COMPILE_SUCCESS(
"test_single_char_search_null_char_buff_and_pattern");
SEARCH_SINGLE_CHAR(EXPR_NOISE_5_NULL, EXPR_NOISE_LEN, 1, (6));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, null_char_buff) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_null_char_buff");
SEARCH_SINGLE_CHAR(EXPR_NOISE_5_NULL, EXPR_NOISE_LEN, 1, (5));
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
TEST(single_char_search, empty_buff) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_empty_buff");
// cppcheck-suppress unsignedLessThanZero
SEARCH_SINGLE_CHAR("", 0, 0, ());
EXPECT_SEARCH_SUCCESS("hs_single_char_search", pattern, buffer);
hs_free_single_char_pattern(database);
}
#if !defined(RELEASE_BUILD)
// test asserts
TEST(single_char_search, nullptr_pattern) {
const hs_single_char_compiled_pattern_t *database = nullptr;
context_t context;
EXPECT_DEATH(
{
const char *buffer;
hs_error_t ret;
// cppcheck-suppress unsignedLessThanZero
// cppcheck-suppress unreadVariable
SEARCH_SINGLE_CHAR(EXPR_NOISE_5, EXPR_NOISE_LEN, 0, ());
},
"called with nullptr database");
}
TEST(single_char_search, nullptr_buffer) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_nullptr_buffer");
EXPECT_DEATH(
{
// cppcheck-suppress unsignedLessThanZero
// cppcheck-suppress unreadVariable
SEARCH_SINGLE_CHAR(nullptr, EXPR_NOISE_LEN, 0, ());
},
"called with nullptr buffer");
}
TEST(single_char_search, nullptr_callback) {
COMPILE_SINGLE_CHAR(PATTERN_1_CHAR);
ASSERT_COMPILE_SUCCESS("test_single_char_search_nullptr_callback");
buffer = EXPR_NOISE_5;
const size_t buffer_len = EXPR_NOISE_LEN;
const size_t expected_match = 1;
size_t expected_start_array[expected_match] = {5};
size_t expected_end_array[expected_match] = {5};
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_single_char_search(database, buffer, buffer_len, nullptr,
&context);
},
"called with nullptr callback");
}
#endif