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// Copyright (c) 2020 Robert Vaser
#include "biosoup/timer.hpp"
#include <thread> // NOLINT
#include "gtest/gtest.h"
namespace biosoup {
namespace test {
bool ExpectWithinInclusive(double lower, double upper, double value) {
return lower <= value && value <= upper;
}
TEST(BiosoupTimerTest, Start) {
Timer t{};
t.Start();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.Stop()));
t.Start();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
t.Start();
EXPECT_TRUE(ExpectWithinInclusive(0, 0.001, t.Stop()));
}
TEST(BiosoupTimerTest, Stop) {
Timer t{};
EXPECT_TRUE(ExpectWithinInclusive(0, 0.001, t.Stop()));
EXPECT_EQ(0, t.elapsed_time());
t.Start();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
t.Stop();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.elapsed_time()));
EXPECT_TRUE(ExpectWithinInclusive(0, 0.001, t.Stop()));
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.elapsed_time()));
t.Start();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.Stop()));
EXPECT_TRUE(ExpectWithinInclusive(0.512, 0.768, t.elapsed_time()));
}
TEST(BiosoupTimerTest, Lap) {
Timer t{};
t.Start();
EXPECT_TRUE(ExpectWithinInclusive(0, 0.001, t.Lap()));
std::this_thread::sleep_for(std::chrono::milliseconds(256));
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.Lap()));
EXPECT_EQ(0, t.elapsed_time());
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.Stop()));
EXPECT_TRUE(ExpectWithinInclusive(0, 0.001, t.Lap()));
}
TEST(BiosoupTimerTest, Reset) {
Timer t{};
t.Start();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
t.Reset();
t.Stop();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
t.Start();
std::this_thread::sleep_for(std::chrono::milliseconds(256));
t.Stop();
EXPECT_TRUE(ExpectWithinInclusive(0.256, 0.384, t.elapsed_time()));
t.Reset();
EXPECT_EQ(0, t.elapsed_time());
}
} // namespace test
} // namespace biosoup
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