mirror of
https://github.com/VectorCamp/vectorscan.git
synced 2025-06-28 16:41:01 +03:00
525 lines
18 KiB
C++
525 lines
18 KiB
C++
/*
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* Copyright (c) 2015-2016, Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "gtest/gtest.h"
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#include "nfa/vermicelli.h"
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TEST(Vermicelli, ExecNoMatch1) {
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char t1[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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for (size_t j = 0; j < 16; j++) {
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const u8 *rv = vermicelliExec('a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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rv = vermicelliExec('B', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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rv = vermicelliExec('A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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}
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}
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}
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TEST(Vermicelli, Exec1) {
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char t1[] = "bbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliExec('a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = vermicelliExec('A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(Vermicelli, Exec2) {
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char t1[] = "bbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbabbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliExec('a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = vermicelliExec('A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(Vermicelli, Exec3) {
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char t1[] = "bbbbbbbbbbbbbbbbbAaaaaaaaaaaaaaaaaaaaaaabbbbbbbbabbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliExec('a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 18, (size_t)rv);
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rv = vermicelliExec('A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(Vermicelli, Exec4) {
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char t1[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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for (size_t i = 0; i < 31; i++) {
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t1[48 - i] = 'a';
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const u8 *rv = vermicelliExec('a', 0, (u8 *)t1, (u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)&t1[48 - i], (size_t)rv);
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rv = vermicelliExec('A', 1, (u8 *)t1, (u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)&t1[48 - i], (size_t)rv);
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}
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}
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TEST(DoubleVermicelli, ExecNoMatch1) {
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char t1[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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for (size_t j = 0; j < 16; j++) {
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const u8 *rv = vermicelliDoubleExec('a', 'b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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rv = vermicelliDoubleExec('B', 'b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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rv = vermicelliDoubleExec('A', 'B', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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/* partial match */
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rv = vermicelliDoubleExec('b', 'B', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j - 1), (size_t)rv);
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/* partial match */
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rv = vermicelliDoubleExec('B', 'A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j - 1), (size_t)rv);
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}
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}
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}
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TEST(DoubleVermicelli, Exec1) {
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char t1[] = "bbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliDoubleExec('a', 'b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 18, (size_t)rv);
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rv = vermicelliDoubleExec('A', 'B', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 18, (size_t)rv);
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rv = vermicelliDoubleExec('b', 'a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = vermicelliDoubleExec('B', 'A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(DoubleVermicelli, Exec2) {
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char t1[] = "bbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbaaaaabbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliDoubleExec('a', 'a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = vermicelliDoubleExec('A', 'A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(DoubleVermicelli, Exec3) {
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/* 012345678901234567890123 */
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char t1[] = "bbbbbbbbbbbbbbbbbaAaaAAaaaaaaaaaaaaaaaaaabbbbbbbaaaaabbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliDoubleExec('A', 'a', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 18, (size_t)rv);
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rv = vermicelliDoubleExec('A', 'A', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = vermicelliDoubleExec('A', 'A', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 21, (size_t)rv);
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rv = vermicelliDoubleExec('a', 'A', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(DoubleVermicelli, Exec4) {
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char t1[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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for (size_t i = 0; i < 31; i++) {
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t1[48 - i] = 'a';
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t1[48 - i + 1] = 'a';
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const u8 *rv = vermicelliDoubleExec('a', 'a', 0, (u8 *)t1,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)&t1[48 - i], (size_t)rv);
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rv = vermicelliDoubleExec('A', 'A', 1, (u8 *)t1, (u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)&t1[48 - i], (size_t)rv);
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}
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}
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TEST(Vermicelli, noodEarlyExit) {
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// searches that should fail
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static const u8 *lowerAlpha = (const u8*) "abcdefghijklmnopqrstuvwxyz";
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const u8 *la_end = lowerAlpha + 26;
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EXPECT_EQ(la_end, vermicelliExec('0', 0, lowerAlpha, la_end));
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EXPECT_EQ(la_end, vermicelliExec('A', 0, lowerAlpha, la_end));
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// single byte match
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for (unsigned i = 0; i < 26; i++) {
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u8 byte = lowerAlpha[i];
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SCOPED_TRACE(byte);
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EXPECT_EQ(lowerAlpha + i, vermicelliExec(byte, 0, lowerAlpha, la_end));
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byte = toupper(lowerAlpha[i]);
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EXPECT_EQ(lowerAlpha + i, vermicelliExec(byte, 1, lowerAlpha, la_end));
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}
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}
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TEST(NVermicelli, ExecNoMatch1) {
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char t1[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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SCOPED_TRACE(i);
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for (size_t j = 0; j < 16; j++) {
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SCOPED_TRACE(j);
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const u8 *rv = nvermicelliExec('b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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rv = nvermicelliExec('B', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1) - j);
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ASSERT_EQ(((size_t)t1 + strlen(t1) - j), (size_t)rv);
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}
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}
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}
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TEST(NVermicelli, Exec1) {
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char t1[] = "bbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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SCOPED_TRACE(i);
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const u8 *rv = nvermicelliExec('b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = nvermicelliExec('B', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(NVermicelli, Exec2) {
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char t1[] = "bbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbabbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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SCOPED_TRACE(i);
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const u8 *rv = nvermicelliExec('b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = nvermicelliExec('B', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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}
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}
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TEST(NVermicelli, Exec3) {
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char t1[] = "bbbbbbbbbbbbbbbbbBaaaaaaaaaaaaaaaaaaaaaabbbbbbbbabbbbbbbbbbbb";
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for (size_t i = 0; i < 16; i++) {
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SCOPED_TRACE(i);
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const u8 *rv = nvermicelliExec('b', 0, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 17, (size_t)rv);
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rv = nvermicelliExec('B', 1, (u8 *)t1 + i,
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(u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)t1 + 18, (size_t)rv);
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}
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}
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TEST(NVermicelli, Exec4) {
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char t1[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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for (size_t i = 0; i < 31; i++) {
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SCOPED_TRACE(i);
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t1[48 - i] = 'a';
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const u8 *rv = nvermicelliExec('b', 0, (u8 *)t1, (u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)&t1[48 - i], (size_t)rv);
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rv = nvermicelliExec('B', 1, (u8 *)t1, (u8 *)t1 + strlen(t1));
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ASSERT_EQ((size_t)&t1[48 - i], (size_t)rv);
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}
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}
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TEST(DoubleVermicelliMasked, ExecNoMatch1) {
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std::string t1("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
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const u8 *t1_raw = (const u8 *)t1.c_str();
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for (size_t i = 0; i < 16; i++) {
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for (size_t j = 0; j < 16; j++) {
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const u8 *rv = vermicelliDoubleMaskedExec('a', 'b', 0xff, 0xff,
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t1_raw + i,
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t1_raw + t1.length() - i - j);
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ASSERT_EQ(((size_t)t1_raw + t1.length() - i - j), (size_t)rv);
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rv = vermicelliDoubleMaskedExec('B', 'B', 0xff, CASE_CLEAR,
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t1_raw + i,
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t1_raw + t1.length() - i - j);
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ASSERT_EQ(((size_t)t1_raw + t1.length() - i - j), (size_t)rv);
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rv = vermicelliDoubleMaskedExec('A', 'B', CASE_CLEAR, CASE_CLEAR,
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t1_raw + i,
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t1_raw + t1.length() -i - j);
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ASSERT_EQ(((size_t)t1_raw + t1.length() - i - j), (size_t)rv);
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/* partial match */
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rv = vermicelliDoubleMaskedExec('B', 'B', CASE_CLEAR, 0xff,
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t1_raw + i,
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t1_raw + t1.length() - i - j);
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ASSERT_EQ(((size_t)t1_raw + t1.length() - i - j - 1), (size_t)rv);
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rv = vermicelliDoubleMaskedExec('B', 'A', 0xff, 0xff,
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t1_raw + i,
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t1_raw + t1.length() - i - j);
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ASSERT_EQ(((size_t)t1_raw + t1.length() - i - j), (size_t)rv);
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}
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}
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}
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TEST(DoubleVermicelliMasked, Exec1) {
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std::string t1("bbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbb");
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const u8 *t1_raw = (const u8 *)t1.c_str();
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for (size_t i = 0; i < 16; i++) {
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const u8 *rv = vermicelliDoubleMaskedExec('a', 'b', 0xff, 0xff,
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t1_raw + i,
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t1_raw + t1.length() - i);
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ASSERT_EQ((size_t)t1_raw + 18, (size_t)rv);
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rv = vermicelliDoubleMaskedExec('A', 'B', CASE_CLEAR, CASE_CLEAR,
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t1_raw + i,
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t1_raw + t1.length() - i);
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ASSERT_EQ((size_t)t1_raw + 18, (size_t)rv);
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rv = vermicelliDoubleMaskedExec('a', 'B', 0xff, CASE_CLEAR,
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t1_raw + i,
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t1_raw + t1.length() - i);
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ASSERT_EQ((size_t)t1_raw + 18, (size_t)rv);
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rv = vermicelliDoubleMaskedExec('A', 'b', CASE_CLEAR, 0xff,
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t1_raw + i,
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t1_raw + t1.length() - i);
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ASSERT_EQ((size_t)t1_raw + 18, (size_t)rv);
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rv = vermicelliDoubleMaskedExec('b', 'a', 0xff, 0xff,
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t1_raw + i,
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t1_raw + t1.length() - i);
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ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
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rv = vermicelliDoubleMaskedExec('B', 'A', CASE_CLEAR, CASE_CLEAR,
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t1_raw + i,
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t1_raw + t1.length() - i);
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ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
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}
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}
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TEST(DoubleVermicelliMasked, Exec2) {
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std::string t1("bbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbaaaaabbbbbbbb");
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const u8 *t1_raw = (const u8 *)t1.c_str();
|
|
|
|
for (size_t i = 0; i < 16; i++) {
|
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const u8 *rv = vermicelliDoubleMaskedExec('a', 'a', 0xff, 0xff,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('A', 'A', CASE_CLEAR, CASE_CLEAR,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('a', 'A', 0xff, CASE_CLEAR,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('A', 'a', CASE_CLEAR, 0xff,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
}
|
|
}
|
|
|
|
TEST(DoubleVermicelliMasked, Exec3) {
|
|
/* 012345678901234567890123 */
|
|
std::string t1("bbbbbbbbbbbbbbbbbaAaaAAaaaaaaaaaaaaaaaaaabbbbbbbaaaaabbbbbbbb");
|
|
const u8 *t1_raw = (const u8 *)t1.c_str();
|
|
|
|
for (size_t i = 0; i < 16; i++) {
|
|
const u8 *rv = vermicelliDoubleMaskedExec('A', 'a', 0xff, 0xff,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 18, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('A', 'A', CASE_CLEAR, CASE_CLEAR,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('A', 'A', 0xff, 0xff,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 21, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('a', 'A', 0xff, 0xff,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('a', 'A', 0xff, CASE_CLEAR,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 17, (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('A', 'a', CASE_CLEAR, 0xff,
|
|
t1_raw + i,
|
|
t1_raw + t1.length() - i);
|
|
|
|
ASSERT_EQ((size_t)t1_raw + 18, (size_t)rv);
|
|
}
|
|
}
|
|
|
|
TEST(DoubleVermicelliMasked, Exec4) {
|
|
std::string t1("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
|
|
const u8 *t1_raw = (const u8 *)t1.c_str();
|
|
|
|
for (size_t i = 0; i < 31; i++) {
|
|
t1[48 - i] = 'a';
|
|
t1[48 - i + 1] = 'a';
|
|
const u8 *rv = vermicelliDoubleMaskedExec('a', 'a', 0xff, 0xff, t1_raw,
|
|
t1_raw + t1.length());
|
|
|
|
ASSERT_EQ((size_t)&t1_raw[48 - i], (size_t)rv);
|
|
|
|
rv = vermicelliDoubleMaskedExec('A', 'A', CASE_CLEAR, CASE_CLEAR, t1_raw,
|
|
t1_raw + t1.length());
|
|
|
|
ASSERT_EQ((size_t)&t1_raw[48 - i], (size_t)rv);
|
|
}
|
|
}
|
|
|