1
2 #undef NDEBUG
3
4 #include "benchmark/benchmark.h"
5 #include "output_test.h"
6
7 // ========================================================================= //
8 // ---------------------- Testing Prologue Output -------------------------- //
9 // ========================================================================= //
10
11 ADD_CASES(TC_ConsoleOut,
12 {{"^[-]+$", MR_Next},
13 {"^Benchmark %s Time %s CPU %s Iterations UserCounters...$", MR_Next},
14 {"^[-]+$", MR_Next}});
15 ADD_CASES(TC_CSVOut, {{"%csv_header,\"bar\",\"foo\""}});
16
17 // ========================================================================= //
18 // ------------------------- Simple Counters Output ------------------------ //
19 // ========================================================================= //
20
BM_Counters_Simple(benchmark::State & state)21 void BM_Counters_Simple(benchmark::State& state) {
22 for (auto _ : state) {
23 }
24 state.counters["foo"] = 1;
25 state.counters["bar"] = 2 * (double)state.iterations();
26 }
27 BENCHMARK(BM_Counters_Simple);
28 ADD_CASES(TC_ConsoleOut, {{"^BM_Counters_Simple %console_report bar=%hrfloat foo=%hrfloat$"}});
29 ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_Counters_Simple\",$"},
30 {"\"iterations\": %int,$", MR_Next},
31 {"\"real_time\": %float,$", MR_Next},
32 {"\"cpu_time\": %float,$", MR_Next},
33 {"\"time_unit\": \"ns\",$", MR_Next},
34 {"\"bar\": %float,$", MR_Next},
35 {"\"foo\": %float$", MR_Next},
36 {"}", MR_Next}});
37 ADD_CASES(TC_CSVOut, {{"^\"BM_Counters_Simple\",%csv_report,%float,%float$"}});
38 // VS2013 does not allow this function to be passed as a lambda argument
39 // to CHECK_BENCHMARK_RESULTS()
CheckSimple(Results const & e)40 void CheckSimple(Results const& e) {
41 double its = e.GetAs< double >("iterations");
42 CHECK_COUNTER_VALUE(e, int, "foo", EQ, 1);
43 // check that the value of bar is within 0.1% of the expected value
44 CHECK_FLOAT_COUNTER_VALUE(e, "bar", EQ, 2.*its, 0.001);
45 }
46 CHECK_BENCHMARK_RESULTS("BM_Counters_Simple", &CheckSimple);
47
48 // ========================================================================= //
49 // --------------------- Counters+Items+Bytes/s Output --------------------- //
50 // ========================================================================= //
51
52 namespace { int num_calls1 = 0; }
BM_Counters_WithBytesAndItemsPSec(benchmark::State & state)53 void BM_Counters_WithBytesAndItemsPSec(benchmark::State& state) {
54 for (auto _ : state) {
55 }
56 state.counters["foo"] = 1;
57 state.counters["bar"] = ++num_calls1;
58 state.SetBytesProcessed(364);
59 state.SetItemsProcessed(150);
60 }
61 BENCHMARK(BM_Counters_WithBytesAndItemsPSec);
62 ADD_CASES(TC_ConsoleOut,
63 {{"^BM_Counters_WithBytesAndItemsPSec %console_report "
64 "bar=%hrfloat foo=%hrfloat +%hrfloatB/s +%hrfloat items/s$"}});
65 ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_Counters_WithBytesAndItemsPSec\",$"},
66 {"\"iterations\": %int,$", MR_Next},
67 {"\"real_time\": %float,$", MR_Next},
68 {"\"cpu_time\": %float,$", MR_Next},
69 {"\"time_unit\": \"ns\",$", MR_Next},
70 {"\"bytes_per_second\": %float,$", MR_Next},
71 {"\"items_per_second\": %float,$", MR_Next},
72 {"\"bar\": %float,$", MR_Next},
73 {"\"foo\": %float$", MR_Next},
74 {"}", MR_Next}});
75 ADD_CASES(TC_CSVOut, {{"^\"BM_Counters_WithBytesAndItemsPSec\","
76 "%csv_bytes_items_report,%float,%float$"}});
77 // VS2013 does not allow this function to be passed as a lambda argument
78 // to CHECK_BENCHMARK_RESULTS()
CheckBytesAndItemsPSec(Results const & e)79 void CheckBytesAndItemsPSec(Results const& e) {
80 double t = e.DurationCPUTime(); // this (and not real time) is the time used
81 CHECK_COUNTER_VALUE(e, int, "foo", EQ, 1);
82 CHECK_COUNTER_VALUE(e, int, "bar", EQ, num_calls1);
83 // check that the values are within 0.1% of the expected values
84 CHECK_FLOAT_RESULT_VALUE(e, "bytes_per_second", EQ, 364./t, 0.001);
85 CHECK_FLOAT_RESULT_VALUE(e, "items_per_second", EQ, 150./t, 0.001);
86 }
87 CHECK_BENCHMARK_RESULTS("BM_Counters_WithBytesAndItemsPSec",
88 &CheckBytesAndItemsPSec);
89
90 // ========================================================================= //
91 // ------------------------- Rate Counters Output -------------------------- //
92 // ========================================================================= //
93
BM_Counters_Rate(benchmark::State & state)94 void BM_Counters_Rate(benchmark::State& state) {
95 for (auto _ : state) {
96 }
97 namespace bm = benchmark;
98 state.counters["foo"] = bm::Counter{1, bm::Counter::kIsRate};
99 state.counters["bar"] = bm::Counter{2, bm::Counter::kIsRate};
100 }
101 BENCHMARK(BM_Counters_Rate);
102 ADD_CASES(TC_ConsoleOut, {{"^BM_Counters_Rate %console_report bar=%hrfloat/s foo=%hrfloat/s$"}});
103 ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_Counters_Rate\",$"},
104 {"\"iterations\": %int,$", MR_Next},
105 {"\"real_time\": %float,$", MR_Next},
106 {"\"cpu_time\": %float,$", MR_Next},
107 {"\"time_unit\": \"ns\",$", MR_Next},
108 {"\"bar\": %float,$", MR_Next},
109 {"\"foo\": %float$", MR_Next},
110 {"}", MR_Next}});
111 ADD_CASES(TC_CSVOut, {{"^\"BM_Counters_Rate\",%csv_report,%float,%float$"}});
112 // VS2013 does not allow this function to be passed as a lambda argument
113 // to CHECK_BENCHMARK_RESULTS()
CheckRate(Results const & e)114 void CheckRate(Results const& e) {
115 double t = e.DurationCPUTime(); // this (and not real time) is the time used
116 // check that the values are within 0.1% of the expected values
117 CHECK_FLOAT_COUNTER_VALUE(e, "foo", EQ, 1./t, 0.001);
118 CHECK_FLOAT_COUNTER_VALUE(e, "bar", EQ, 2./t, 0.001);
119 }
120 CHECK_BENCHMARK_RESULTS("BM_Counters_Rate", &CheckRate);
121
122 // ========================================================================= //
123 // ------------------------- Thread Counters Output ------------------------ //
124 // ========================================================================= //
125
BM_Counters_Threads(benchmark::State & state)126 void BM_Counters_Threads(benchmark::State& state) {
127 for (auto _ : state) {
128 }
129 state.counters["foo"] = 1;
130 state.counters["bar"] = 2;
131 }
132 BENCHMARK(BM_Counters_Threads)->ThreadRange(1, 8);
133 ADD_CASES(TC_ConsoleOut, {{"^BM_Counters_Threads/threads:%int %console_report bar=%hrfloat foo=%hrfloat$"}});
134 ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_Counters_Threads/threads:%int\",$"},
135 {"\"iterations\": %int,$", MR_Next},
136 {"\"real_time\": %float,$", MR_Next},
137 {"\"cpu_time\": %float,$", MR_Next},
138 {"\"time_unit\": \"ns\",$", MR_Next},
139 {"\"bar\": %float,$", MR_Next},
140 {"\"foo\": %float$", MR_Next},
141 {"}", MR_Next}});
142 ADD_CASES(TC_CSVOut, {{"^\"BM_Counters_Threads/threads:%int\",%csv_report,%float,%float$"}});
143 // VS2013 does not allow this function to be passed as a lambda argument
144 // to CHECK_BENCHMARK_RESULTS()
CheckThreads(Results const & e)145 void CheckThreads(Results const& e) {
146 CHECK_COUNTER_VALUE(e, int, "foo", EQ, e.NumThreads());
147 CHECK_COUNTER_VALUE(e, int, "bar", EQ, 2 * e.NumThreads());
148 }
149 CHECK_BENCHMARK_RESULTS("BM_Counters_Threads/threads:%int", &CheckThreads);
150
151 // ========================================================================= //
152 // ---------------------- ThreadAvg Counters Output ------------------------ //
153 // ========================================================================= //
154
BM_Counters_AvgThreads(benchmark::State & state)155 void BM_Counters_AvgThreads(benchmark::State& state) {
156 for (auto _ : state) {
157 }
158 namespace bm = benchmark;
159 state.counters["foo"] = bm::Counter{1, bm::Counter::kAvgThreads};
160 state.counters["bar"] = bm::Counter{2, bm::Counter::kAvgThreads};
161 }
162 BENCHMARK(BM_Counters_AvgThreads)->ThreadRange(1, 8);
163 ADD_CASES(TC_ConsoleOut, {{"^BM_Counters_AvgThreads/threads:%int %console_report bar=%hrfloat foo=%hrfloat$"}});
164 ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_Counters_AvgThreads/threads:%int\",$"},
165 {"\"iterations\": %int,$", MR_Next},
166 {"\"real_time\": %float,$", MR_Next},
167 {"\"cpu_time\": %float,$", MR_Next},
168 {"\"time_unit\": \"ns\",$", MR_Next},
169 {"\"bar\": %float,$", MR_Next},
170 {"\"foo\": %float$", MR_Next},
171 {"}", MR_Next}});
172 ADD_CASES(TC_CSVOut, {{"^\"BM_Counters_AvgThreads/threads:%int\",%csv_report,%float,%float$"}});
173 // VS2013 does not allow this function to be passed as a lambda argument
174 // to CHECK_BENCHMARK_RESULTS()
CheckAvgThreads(Results const & e)175 void CheckAvgThreads(Results const& e) {
176 CHECK_COUNTER_VALUE(e, int, "foo", EQ, 1);
177 CHECK_COUNTER_VALUE(e, int, "bar", EQ, 2);
178 }
179 CHECK_BENCHMARK_RESULTS("BM_Counters_AvgThreads/threads:%int",
180 &CheckAvgThreads);
181
182 // ========================================================================= //
183 // ---------------------- ThreadAvg Counters Output ------------------------ //
184 // ========================================================================= //
185
BM_Counters_AvgThreadsRate(benchmark::State & state)186 void BM_Counters_AvgThreadsRate(benchmark::State& state) {
187 for (auto _ : state) {
188 }
189 namespace bm = benchmark;
190 state.counters["foo"] = bm::Counter{1, bm::Counter::kAvgThreadsRate};
191 state.counters["bar"] = bm::Counter{2, bm::Counter::kAvgThreadsRate};
192 }
193 BENCHMARK(BM_Counters_AvgThreadsRate)->ThreadRange(1, 8);
194 ADD_CASES(TC_ConsoleOut, {{"^BM_Counters_AvgThreadsRate/threads:%int %console_report bar=%hrfloat/s foo=%hrfloat/s$"}});
195 ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_Counters_AvgThreadsRate/threads:%int\",$"},
196 {"\"iterations\": %int,$", MR_Next},
197 {"\"real_time\": %float,$", MR_Next},
198 {"\"cpu_time\": %float,$", MR_Next},
199 {"\"time_unit\": \"ns\",$", MR_Next},
200 {"\"bar\": %float,$", MR_Next},
201 {"\"foo\": %float$", MR_Next},
202 {"}", MR_Next}});
203 ADD_CASES(TC_CSVOut, {{"^\"BM_Counters_AvgThreadsRate/threads:%int\",%csv_report,%float,%float$"}});
204 // VS2013 does not allow this function to be passed as a lambda argument
205 // to CHECK_BENCHMARK_RESULTS()
CheckAvgThreadsRate(Results const & e)206 void CheckAvgThreadsRate(Results const& e) {
207 CHECK_FLOAT_COUNTER_VALUE(e, "foo", EQ, 1./e.DurationCPUTime(), 0.001);
208 CHECK_FLOAT_COUNTER_VALUE(e, "bar", EQ, 2./e.DurationCPUTime(), 0.001);
209 }
210 CHECK_BENCHMARK_RESULTS("BM_Counters_AvgThreadsRate/threads:%int",
211 &CheckAvgThreadsRate);
212
213 // ========================================================================= //
214 // --------------------------- TEST CASES END ------------------------------ //
215 // ========================================================================= //
216
main(int argc,char * argv[])217 int main(int argc, char* argv[]) { RunOutputTests(argc, argv); }
218