1 // Copyright 2022 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include "pw_perf_test/state.h"
16
17 #include "pw_perf_test/event_handler.h"
18 #include "pw_unit_test/framework.h"
19
20 namespace pw::perf_test {
21 namespace {
22
23 class EmptyEventHandler : public EventHandler {
24 public:
RunAllTestsStart(const TestRunInfo &)25 void RunAllTestsStart(const TestRunInfo&) override {}
RunAllTestsEnd()26 void RunAllTestsEnd() override {}
TestCaseStart(const TestCase &)27 void TestCaseStart(const TestCase&) override {}
TestCaseIteration(const TestIteration &)28 void TestCaseIteration(const TestIteration&) override {}
TestCaseMeasure(const TestMeasurement &)29 void TestCaseMeasure(const TestMeasurement&) override {}
TestCaseEnd(const TestCase &)30 void TestCaseEnd(const TestCase&) override {}
31 };
32
33 EmptyEventHandler handler;
34
TestFunction()35 void TestFunction() {
36 for (volatile int i = 0; i < 100000; i = i + 1) {
37 }
38 }
39
TEST(StateTest,KeepRunningTest)40 TEST(StateTest, KeepRunningTest) {
41 constexpr int test_iterations = 10;
42 State state_obj = internal::CreateState(test_iterations, handler, "");
43 int total_iterations = 0;
44 while (state_obj.KeepRunning()) {
45 ++total_iterations;
46 TestFunction();
47 }
48 EXPECT_EQ(total_iterations, test_iterations);
49 }
50
TEST(StateTest,SingleTest)51 TEST(StateTest, SingleTest) {
52 constexpr int test_iterations = 1;
53 State state_obj = internal::CreateState(test_iterations, handler, "");
54 int total_iterations = 0;
55 while (state_obj.KeepRunning()) {
56 ++total_iterations;
57 TestFunction();
58 }
59 EXPECT_EQ(total_iterations, test_iterations);
60 }
61
62 } // namespace
63 } // namespace pw::perf_test
64