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// Copyright 2015 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/common/string.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
const wchar_t kSource[] = L"01234567890123456789";
void TestCopy(const wchar_t* source, bool is_short) {
const int kDestinationOffset = 16;
int source_length = static_cast<int>(SbStringGetLengthWide(source));
int destination_size = source_length + kDestinationOffset * 2;
int destination_limit = source_length + 1;
if (is_short) {
ASSERT_LT(1, destination_limit);
destination_limit -= 1;
}
ASSERT_GT(1024, destination_size);
wchar_t destination[1024] = {0};
wchar_t* dest = destination + kDestinationOffset;
int result = SbStringCopyWide(dest, source, destination_limit);
EXPECT_EQ(source_length, result);
// Expected to be one less than the limit due to the null terminator.
int expected_length = destination_limit - 1;
EXPECT_EQ(expected_length, SbStringGetLengthWide(dest));
// Validate the memory before the destination isn't touched.
for (int i = 0; i < kDestinationOffset; ++i) {
EXPECT_EQ(0, destination[i]);
}
// Validate the data was copied.
for (int i = 0; i < expected_length; ++i) {
EXPECT_EQ(source[i], dest[i]);
}
// Validate the memory after the copy isn't touched.
for (int i = 0; i < kDestinationOffset; ++i) {
EXPECT_EQ(0, dest[expected_length + i]);
}
}
TEST(SbStringCopyWideTest, SunnyDay) {
TestCopy(kSource, false);
}
TEST(SbStringCopyWideTest, SunnyDayEmpty) {
TestCopy(L"", false);
}
TEST(SbStringCopyWideTest, SunnyDayShort) {
TestCopy(kSource, true);
}
} // namespace