2 * Copyright 2015 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 #include <gtest/gtest.h>
18 #include <folly/experimental/AutoTimer.h>
20 using namespace folly;
24 void operator()(StringPiece msg, double sec) {
32 StringPiece StubLogger::m = "";
33 double StubLogger::t = 0;
36 typedef std::chrono::seconds duration;
38 static std::chrono::time_point<StubClock> now() {
39 return std::chrono::time_point<StubClock>(std::chrono::duration<int>(t));
46 TEST(TestAutoTimer, HandleBasic) {
48 AutoTimer<StubLogger, StubClock> timer;
51 ASSERT_EQ("foo", StubLogger::m);
52 ASSERT_EQ(2, StubLogger::t);
55 TEST(TestAutoTimer, HandleLogOnDestruct) {
58 AutoTimer<StubLogger, StubClock> timer("message");
61 EXPECT_EQ("foo", StubLogger::m);
62 EXPECT_EQ(3, StubLogger::t);
65 ASSERT_EQ("message", StubLogger::m);
66 ASSERT_EQ(2, StubLogger::t);
69 TEST(TestAutoTimer, HandleRealTimer) {
70 AutoTimer<> t("Third message on destruction");
71 t.log("First message");
72 t.log("Second message");