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Diffstat (limited to 'src/s3select/rapidjson/test/perftest/platformtest.cpp')
-rw-r--r-- | src/s3select/rapidjson/test/perftest/platformtest.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/s3select/rapidjson/test/perftest/platformtest.cpp b/src/s3select/rapidjson/test/perftest/platformtest.cpp new file mode 100644 index 000000000..c490da7a8 --- /dev/null +++ b/src/s3select/rapidjson/test/perftest/platformtest.cpp @@ -0,0 +1,166 @@ +// Tencent is pleased to support the open source community by making RapidJSON available. +// +// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. +// +// Licensed under the MIT License (the "License"); you may not use this file except +// in compliance with the License. You may obtain a copy of the License at +// +// http://opensource.org/licenses/MIT +// +// 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 "perftest.h" + +// This file is for giving the performance characteristics of the platform (compiler/OS/CPU). + +#if TEST_PLATFORM + +#include <cmath> +#include <fcntl.h> + +// Windows +#ifdef _WIN32 +#include <windows.h> +#endif + +// UNIX +#if defined(unix) || defined(__unix__) || defined(__unix) +#include <unistd.h> +#ifdef _POSIX_MAPPED_FILES +#include <sys/mman.h> +#endif +#endif + +class Platform : public PerfTest { +public: + virtual void SetUp() { + PerfTest::SetUp(); + + // temp buffer for testing + temp_ = (char *)malloc(length_ + 1); + memcpy(temp_, json_, length_); + checkSum_ = CheckSum(); + } + + char CheckSum() { + char c = 0; + for (size_t i = 0; i < length_; ++i) + c += temp_[i]; + return c; + } + + virtual void TearDown() { + PerfTest::TearDown(); + free(temp_); + } + +protected: + char *temp_; + char checkSum_; +}; + +TEST_F(Platform, CheckSum) { + for (int i = 0; i < kTrialCount; i++) + EXPECT_EQ(checkSum_, CheckSum()); +} + +TEST_F(Platform, strlen) { + for (int i = 0; i < kTrialCount; i++) { + size_t l = strlen(json_); + EXPECT_EQ(length_, l); + } +} + +TEST_F(Platform, memcmp) { + for (int i = 0; i < kTrialCount; i++) { + EXPECT_EQ(0u, memcmp(temp_, json_, length_)); + } +} + +TEST_F(Platform, pow) { + double sum = 0; + for (int i = 0; i < kTrialCount * kTrialCount; i++) + sum += pow(10.0, i & 255); + EXPECT_GT(sum, 0.0); +} + +TEST_F(Platform, Whitespace_strlen) { + for (int i = 0; i < kTrialCount; i++) { + size_t l = strlen(whitespace_); + EXPECT_GT(l, whitespace_length_); + } +} + +TEST_F(Platform, Whitespace_strspn) { + for (int i = 0; i < kTrialCount; i++) { + size_t l = strspn(whitespace_, " \n\r\t"); + EXPECT_EQ(whitespace_length_, l); + } +} + +TEST_F(Platform, fread) { + for (int i = 0; i < kTrialCount; i++) { + FILE *fp = fopen(filename_, "rb"); + ASSERT_EQ(length_, fread(temp_, 1, length_, fp)); + EXPECT_EQ(checkSum_, CheckSum()); + fclose(fp); + } +} + +#ifdef _MSC_VER +TEST_F(Platform, read) { + for (int i = 0; i < kTrialCount; i++) { + int fd = _open(filename_, _O_BINARY | _O_RDONLY); + ASSERT_NE(-1, fd); + ASSERT_EQ(length_, _read(fd, temp_, length_)); + EXPECT_EQ(checkSum_, CheckSum()); + _close(fd); + } +} +#else +TEST_F(Platform, read) { + for (int i = 0; i < kTrialCount; i++) { + int fd = open(filename_, O_RDONLY); + ASSERT_NE(-1, fd); + ASSERT_EQ(length_, read(fd, temp_, length_)); + EXPECT_EQ(checkSum_, CheckSum()); + close(fd); + } +} +#endif + +#ifdef _WIN32 +TEST_F(Platform, MapViewOfFile) { + for (int i = 0; i < kTrialCount; i++) { + HANDLE file = CreateFile(filename_, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); + ASSERT_NE(INVALID_HANDLE_VALUE, file); + HANDLE mapObject = CreateFileMapping(file, NULL, PAGE_READONLY, 0, length_, NULL); + ASSERT_NE(INVALID_HANDLE_VALUE, mapObject); + void *p = MapViewOfFile(mapObject, FILE_MAP_READ, 0, 0, length_); + ASSERT_TRUE(p != NULL); + EXPECT_EQ(checkSum_, CheckSum()); + ASSERT_TRUE(UnmapViewOfFile(p) == TRUE); + ASSERT_TRUE(CloseHandle(mapObject) == TRUE); + ASSERT_TRUE(CloseHandle(file) == TRUE); + } +} +#endif + +#ifdef _POSIX_MAPPED_FILES +TEST_F(Platform, mmap) { + for (int i = 0; i < kTrialCount; i++) { + int fd = open(filename_, O_RDONLY); + ASSERT_NE(-1, fd); + void *p = mmap(NULL, length_, PROT_READ, MAP_PRIVATE, fd, 0); + ASSERT_TRUE(p != NULL); + EXPECT_EQ(checkSum_, CheckSum()); + munmap(p, length_); + close(fd); + } +} +#endif + +#endif // TEST_PLATFORM |