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fix chrono_test
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This commit is contained in:
tqcq 2024-06-17 20:08:36 +08:00
parent 6e7d46c259
commit 4fc64d5028
1 changed files with 4 additions and 3 deletions
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7
tile/base/chrono_test.cc
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@ -5,8 +5,9 @@
namespace tile { namespace tile {
static constexpr auto one_ms = std::chrono::milliseconds(1); static constexpr auto one_ms = std::chrono::milliseconds(1);
static constexpr auto kTestN = 1000;
long AvageTime(std::function<long()> f, std::size_t n = 100) { long AvageTime(std::function<long()> f, std::size_t n = kTestN) {
long double total = 0; long double total = 0;
for (std::size_t i = 0; i != n; ++i) { for (std::size_t i = 0; i != n; ++i) {
total += 1.0f / n * f(); total += 1.0f / n * f();
@ -34,7 +35,7 @@ TEST(CoarseSystemClock, Compare) {
return (ReadCoarseSystemClock() - std::chrono::system_clock::now()) / return (ReadCoarseSystemClock() - std::chrono::system_clock::now()) /
one_ms; one_ms;
}); });
ASSERT_NEAR(diff, 0, 50); ASSERT_NEAR(diff, 0, kTestN);
} }
TEST(CoarseSteadyClock, Compare) { TEST(CoarseSteadyClock, Compare) {
@ -42,6 +43,6 @@ TEST(CoarseSteadyClock, Compare) {
return (ReadCoarseSteadyClock() - std::chrono::steady_clock::now()) / return (ReadCoarseSteadyClock() - std::chrono::steady_clock::now()) /
one_ms; one_ms;
}); });
ASSERT_NEAR(diff, 0, 50); ASSERT_NEAR(diff, 0, kTestN);
} }
} // namespace tile } // namespace tile