Abseil Common Libraries (C++) (grcp 依赖)
https://abseil.io/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.4 KiB
79 lines
2.4 KiB
7 years ago
|
// Copyright 2017 The Abseil Authors.
|
||
|
|
//
|
||
|
|
// 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 "absl/strings/internal/str_format/output.h"
|
||
|
|
|
||
|
|
#include <sstream>
|
||
|
|
#include <string>
|
||
|
|
|
||
|
|
|
||
|
|
#include "gmock/gmock.h"
|
||
|
|
#include "gtest/gtest.h"
|
||
|
|
|
||
|
|
namespace absl {
|
||
|
|
namespace {
|
||
|
|
|
||
|
|
TEST(InvokeFlush, String) {
|
||
|
|
std::string str = "ABC";
|
||
|
|
str_format_internal::InvokeFlush(&str, "DEF");
|
||
|
|
EXPECT_EQ(str, "ABCDEF");
|
||
|
|
|
||
|
|
#if UTIL_FORMAT_HAS_GLOBAL_STRING
|
||
|
|
std::string str2 = "ABC";
|
||
|
|
str_format_internal::InvokeFlush(&str2, "DEF");
|
||
|
|
EXPECT_EQ(str2, "ABCDEF");
|
||
|
|
#endif // UTIL_FORMAT_HAS_GLOBAL_STRING
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(InvokeFlush, Stream) {
|
||
|
|
std::stringstream str;
|
||
|
|
str << "ABC";
|
||
|
|
str_format_internal::InvokeFlush(&str, "DEF");
|
||
|
|
EXPECT_EQ(str.str(), "ABCDEF");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(BufferRawSink, Limits) {
|
||
|
|
char buf[16];
|
||
|
|
{
|
||
|
|
std::fill(std::begin(buf), std::end(buf), 'x');
|
||
|
|
str_format_internal::BufferRawSink bufsink(buf, sizeof(buf) - 1);
|
||
|
|
str_format_internal::InvokeFlush(&bufsink, "Hello World237");
|
||
|
|
EXPECT_EQ(std::string(buf, sizeof(buf)), "Hello World237xx");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
std::fill(std::begin(buf), std::end(buf), 'x');
|
||
|
|
str_format_internal::BufferRawSink bufsink(buf, sizeof(buf) - 1);
|
||
|
|
str_format_internal::InvokeFlush(&bufsink, "Hello World237237");
|
||
|
|
EXPECT_EQ(std::string(buf, sizeof(buf)), "Hello World2372x");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
std::fill(std::begin(buf), std::end(buf), 'x');
|
||
|
|
str_format_internal::BufferRawSink bufsink(buf, sizeof(buf) - 1);
|
||
|
|
str_format_internal::InvokeFlush(&bufsink, "Hello World");
|
||
|
|
str_format_internal::InvokeFlush(&bufsink, "237");
|
||
|
|
EXPECT_EQ(std::string(buf, sizeof(buf)), "Hello World237xx");
|
||
|
|
}
|
||
|
|
{
|
||
|
|
std::fill(std::begin(buf), std::end(buf), 'x');
|
||
|
|
str_format_internal::BufferRawSink bufsink(buf, sizeof(buf) - 1);
|
||
|
|
str_format_internal::InvokeFlush(&bufsink, "Hello World");
|
||
|
|
str_format_internal::InvokeFlush(&bufsink, "237237");
|
||
|
|
EXPECT_EQ(std::string(buf, sizeof(buf)), "Hello World2372x");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
} // namespace absl
|
||
|
|
|