vectorscan/unit/direct_API/char_set.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

334 lines
13 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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*/
#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<truffle_storage *>(
test_malloc(sizeof(truffle_storage)));
hs_char_set_compiled_pattern_t *database =
reinterpret_cast<hs_char_set_compiled_pattern_t*>(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