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62 lines
1.5 KiB
62 lines
1.5 KiB
//===---------------------------------------------------------------------===//
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// statistics_test - Unit tests for src/statistics.cc
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//===---------------------------------------------------------------------===//
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#include "../src/statistics.h"
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#include "gtest/gtest.h"
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namespace {
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TEST(StatisticsTest, Mean) {
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std::vector<double> Inputs;
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{
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Inputs = {42, 42, 42, 42};
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double Res = benchmark::StatisticsMean(Inputs);
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EXPECT_DOUBLE_EQ(Res, 42.0);
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}
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{
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Inputs = {1, 2, 3, 4};
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double Res = benchmark::StatisticsMean(Inputs);
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EXPECT_DOUBLE_EQ(Res, 2.5);
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}
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{
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Inputs = {1, 2, 5, 10, 10, 14};
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double Res = benchmark::StatisticsMean(Inputs);
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EXPECT_DOUBLE_EQ(Res, 7.0);
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}
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}
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TEST(StatisticsTest, Median) {
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std::vector<double> Inputs;
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{
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Inputs = {42, 42, 42, 42};
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double Res = benchmark::StatisticsMedian(Inputs);
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EXPECT_DOUBLE_EQ(Res, 42.0);
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}
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{
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Inputs = {1, 2, 3, 4};
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double Res = benchmark::StatisticsMedian(Inputs);
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EXPECT_DOUBLE_EQ(Res, 2.5);
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}
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{
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Inputs = {1, 2, 5, 10, 10};
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double Res = benchmark::StatisticsMedian(Inputs);
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EXPECT_DOUBLE_EQ(Res, 5.0);
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}
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}
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TEST(StatisticsTest, StdDev) {
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std::vector<double> Inputs;
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{
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Inputs = {101, 101, 101, 101};
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double Res = benchmark::StatisticsStdDev(Inputs);
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EXPECT_DOUBLE_EQ(Res, 0.0);
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}
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{
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Inputs = {1, 2, 3};
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double Res = benchmark::StatisticsStdDev(Inputs);
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EXPECT_DOUBLE_EQ(Res, 1.0);
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}
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}
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} // end namespace
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