154 lines
3.4 KiB
C++
154 lines
3.4 KiB
C++
//===---------------------------------------------------------------------===//
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// statistics_test - Unit tests for src/statistics.cc
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//===---------------------------------------------------------------------===//
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#include "../src/string_util.h"
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#include "../src/internal_macros.h"
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#include "gtest/gtest.h"
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namespace {
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TEST(StringUtilTest, stoul) {
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{
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size_t pos = 0;
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EXPECT_EQ(0ul, benchmark::stoul("0", &pos));
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EXPECT_EQ(1ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(7ul, benchmark::stoul("7", &pos));
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EXPECT_EQ(1ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(135ul, benchmark::stoul("135", &pos));
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EXPECT_EQ(3ul, pos);
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}
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#if ULONG_MAX == 0xFFFFFFFFul
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{
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size_t pos = 0;
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EXPECT_EQ(0xFFFFFFFFul, benchmark::stoul("4294967295", &pos));
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EXPECT_EQ(10ul, pos);
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}
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#elif ULONG_MAX == 0xFFFFFFFFFFFFFFFFul
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{
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size_t pos = 0;
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EXPECT_EQ(0xFFFFFFFFFFFFFFFFul, benchmark::stoul("18446744073709551615", &pos));
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EXPECT_EQ(20ul, pos);
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}
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#endif
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{
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size_t pos = 0;
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EXPECT_EQ(10ul, benchmark::stoul("1010", &pos, 2));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(520ul, benchmark::stoul("1010", &pos, 8));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(1010ul, benchmark::stoul("1010", &pos, 10));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(4112ul, benchmark::stoul("1010", &pos, 16));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(0xBEEFul, benchmark::stoul("BEEF", &pos, 16));
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EXPECT_EQ(4ul, pos);
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}
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#ifndef BENCHMARK_HAS_NO_EXCEPTIONS
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{
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ASSERT_THROW(benchmark::stoul("this is a test"), std::invalid_argument);
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}
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#endif
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}
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TEST(StringUtilTest, stoi) {
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{
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size_t pos = 0;
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EXPECT_EQ(0, benchmark::stoi("0", &pos));
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EXPECT_EQ(1ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(-17, benchmark::stoi("-17", &pos));
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EXPECT_EQ(3ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(1357, benchmark::stoi("1357", &pos));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(10, benchmark::stoi("1010", &pos, 2));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(520, benchmark::stoi("1010", &pos, 8));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(1010, benchmark::stoi("1010", &pos, 10));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(4112, benchmark::stoi("1010", &pos, 16));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(0xBEEF, benchmark::stoi("BEEF", &pos, 16));
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EXPECT_EQ(4ul, pos);
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}
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#ifndef BENCHMARK_HAS_NO_EXCEPTIONS
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{
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ASSERT_THROW(benchmark::stoi("this is a test"), std::invalid_argument);
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}
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#endif
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}
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TEST(StringUtilTest, stod) {
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{
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size_t pos = 0;
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EXPECT_EQ(0.0, benchmark::stod("0", &pos));
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EXPECT_EQ(1ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(-84.0, benchmark::stod("-84", &pos));
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EXPECT_EQ(3ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(1234.0, benchmark::stod("1234", &pos));
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EXPECT_EQ(4ul, pos);
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}
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{
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size_t pos = 0;
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EXPECT_EQ(1.5, benchmark::stod("1.5", &pos));
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EXPECT_EQ(3ul, pos);
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}
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{
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size_t pos = 0;
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/* Note: exactly representable as double */
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EXPECT_EQ(-1.25e+9, benchmark::stod("-1.25e+9", &pos));
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EXPECT_EQ(8ul, pos);
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}
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#ifndef BENCHMARK_HAS_NO_EXCEPTIONS
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{
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ASSERT_THROW(benchmark::stod("this is a test"), std::invalid_argument);
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}
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#endif
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}
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} // end namespace
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