aosp12/system/libbase/stringprintf_test.cpp

61 lines
1.5 KiB
C++

/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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 "android-base/stringprintf.h"
#include <gtest/gtest.h>
#include <string>
TEST(StringPrintfTest, HexSizeT) {
size_t size = 0x00107e59;
EXPECT_EQ("00107e59", android::base::StringPrintf("%08zx", size));
EXPECT_EQ("0x00107e59", android::base::StringPrintf("0x%08zx", size));
}
TEST(StringPrintfTest, StringAppendF) {
std::string s("a");
android::base::StringAppendF(&s, "b");
EXPECT_EQ("ab", s);
}
TEST(StringPrintfTest, Errno) {
errno = 123;
android::base::StringPrintf("hello %s", "world");
EXPECT_EQ(123, errno);
}
void TestN(size_t n) {
char* buf = new char[n + 1];
memset(buf, 'x', n);
buf[n] = '\0';
std::string s(android::base::StringPrintf("%s", buf));
EXPECT_EQ(buf, s);
delete[] buf;
}
TEST(StringPrintfTest, At1023) {
TestN(1023);
}
TEST(StringPrintfTest, At1024) {
TestN(1024);
}
TEST(StringPrintfTest, At1025) {
TestN(1025);
}