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// Copyright 2008, Google Inc.
// All rights reserved.
//
// 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 Google Inc. 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 "config.h"
#pragma warning(push, 0)
#include "PlatformString.h"
#include "RegularExpression.h"
#pragma warning(pop)
#include "testing/gtest/include/gtest/gtest.h"
#include "webkit/glue/glue_util.h"
using std::wstring;
using webkit_glue::StdWStringToDeprecatedString;
using WebCore::DeprecatedString;
using WebCore::RegularExpression;
namespace {
class RegexTest : public testing::Test {
};
struct Match {
const std::wstring text;
const int position;
const int length;
};
} // namespace
TEST(RegexTest, Basic) {
// Just make sure we're not completely broken.
const DeprecatedString pattern("the quick brown fox");
RegularExpression regex(pattern, /* case sensitive */ true);
EXPECT_EQ(0, regex.match(DeprecatedString("the quick brown fox")));
EXPECT_EQ(1, regex.match(DeprecatedString(" the quick brown fox")));
EXPECT_EQ(3, regex.match(DeprecatedString("foothe quick brown foxbar")));
EXPECT_EQ(-1, regex.match(DeprecatedString("The quick brown FOX")));
EXPECT_EQ(-1, regex.match(DeprecatedString("the quick brown fo")));
}
TEST(RegexTest, Unicode) {
// Make sure we get the right offsets for unicode strings.
// Test 1
wstring wstr_pattern(L"\x6240\x6709\x7f51\x9875");
DeprecatedString pattern = StdWStringToDeprecatedString(wstr_pattern);
RegularExpression regex(pattern, /* case sensitive */ false);
EXPECT_EQ(0, regex.match(StdWStringToDeprecatedString(wstr_pattern)));
EXPECT_EQ(1, regex.match(StdWStringToDeprecatedString(
wstring(L" ") + wstr_pattern)));
EXPECT_EQ(3, regex.match(StdWStringToDeprecatedString(
wstring(L"foo") + wstr_pattern + wstring(L"bar"))));
EXPECT_EQ(4, regex.match(StdWStringToDeprecatedString(
wstring(L"\x4e2d\x6587\x7f51\x9875") + wstr_pattern)));
// Test 2, mixed length
wstr_pattern = L":[ \x2000]+:";
pattern = StdWStringToDeprecatedString(wstr_pattern);
regex = RegularExpression(pattern, /* case sensitive */ false);
const Match matches[] = {
{ L": :", 0, 4 },
{ L" : : ", 2, 6 },
{ L" : \x2000 : ", 1, 5 },
{ L"\x6240\x6709\x7f51\x9875 : \x2000 \x2000 : ", 5, 7 },
{ L"", -1, -1 },
{ L"::", -1, -1 },
};
for (size_t i = 0; i < arraysize(matches); ++i) {
EXPECT_EQ(matches[i].position, regex.match(StdWStringToDeprecatedString(
wstring(matches[i].text))));
EXPECT_EQ(matches[i].length, regex.matchedLength());
}
// Test 3, empty match
wstr_pattern = L"|x";
pattern = StdWStringToDeprecatedString(wstr_pattern);
regex = RegularExpression(pattern, /* case sensitive */ false);
const Match matches2[] = {
{ L"", 0, 0 },
};
for (size_t i = 0; i < arraysize(matches2); ++i) {
EXPECT_EQ(matches2[i].position, regex.match(StdWStringToDeprecatedString(
wstring(matches2[i].text))));
EXPECT_EQ(matches2[i].length, regex.matchedLength());
}
}
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