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/*
* Copyright (c) 2018, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#include "precompiled.hpp"
#include "memory/resourceArea.hpp"
#include "utilities/stringUtils.hpp"
#include "unittest.hpp"
TEST(StringUtils, similarity) {
const char* str1 = "the quick brown fox jumps over the lazy dog";
const char* str2 = "the quick brown fox jumps over the lazy doh";
EXPECT_NEAR(0.95349, StringUtils::similarity(str1, strlen(str1), str2, strlen(str2)), 1e-5);
}
static size_t count_char(const char* s, size_t len, char ch) {
size_t cnt = 0;
for (size_t i = 0; i < len; ++i) {
if (s[i] == ch) {
cnt++;
}
}
return cnt;
}
static size_t count_char(const stringStream& ss, char ch) {
return count_char(ss.base(), ss.size(), ch);
}
static const char* const lorem = "Lorem ipsum dolor sit amet, consectetur adipiscing elit,\n" \
"sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.\n" \
"Lacinia at quis risus sed vulputate odio ut enim blandit.\n" \
"Amet risus nullam eget felis eget.\n" \
"Viverra orci sagittis eu volutpat odio facilisis mauris sit.\n" \
"Erat velit scelerisque in dictum non.\n";
TEST_VM(StringUtils, replace_no_expand) {
ResourceMark rm;
stringStream ss;
ss.print_raw(lorem);
size_t newlines = count_char(ss, '\n');
char* s2 = ss.as_string(false);
int deleted = StringUtils::replace_no_expand(s2, "\n", "");
ASSERT_EQ(newlines, (size_t)deleted);
newlines = count_char(s2, strlen(s2), '\n');
ASSERT_EQ(newlines, (size_t)0);
deleted = StringUtils::replace_no_expand(s2, "\n", "");
ASSERT_EQ(deleted, 0);
}
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