folly/test/ChronoTest.cpp

   1 /*
   2  * Copyright 2017 Facebook, Inc.
   3  *
   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
   7  *
   8  *   http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  */
  16
  17 #include <folly/Chrono.h>
  18
  19 #include <gtest/gtest.h>
  20
  21 using namespace std::chrono;
  22 using namespace folly::chrono;
  23
  24 namespace {
  25
  26 class ChronoTest : public testing::Test {};
  27 }
  28
  29 TEST_F(ChronoTest, ceil_duration) {
  30   EXPECT_EQ(seconds(7), ceil<seconds>(seconds(7)));
  31   EXPECT_EQ(seconds(7), ceil<seconds>(milliseconds(7000)));
  32   EXPECT_EQ(seconds(7), ceil<seconds>(milliseconds(6200)));
  33 }
  34
  35 TEST_F(ChronoTest, ceil_time_point) {
  36   auto const point = steady_clock::time_point{};
  37   EXPECT_EQ(point + seconds(7), ceil<seconds>(point + seconds(7)));
  38   EXPECT_EQ(point + seconds(7), ceil<seconds>(point + milliseconds(7000)));
  39   EXPECT_EQ(point + seconds(7), ceil<seconds>(point + milliseconds(6200)));
  40 }
  41
  42 TEST_F(ChronoTest, floor_duration) {
  43   EXPECT_EQ(seconds(7), floor<seconds>(seconds(7)));
  44   EXPECT_EQ(seconds(7), floor<seconds>(milliseconds(7000)));
  45   EXPECT_EQ(seconds(7), floor<seconds>(milliseconds(7800)));
  46 }
  47
  48 TEST_F(ChronoTest, floor_time_point) {
  49   auto const point = steady_clock::time_point{};
  50   EXPECT_EQ(point + seconds(7), floor<seconds>(point + seconds(7)));
  51   EXPECT_EQ(point + seconds(7), floor<seconds>(point + milliseconds(7000)));
  52   EXPECT_EQ(point + seconds(7), floor<seconds>(point + milliseconds(7800)));
  53 }
  54
  55 TEST_F(ChronoTest, round_duration) {
  56   EXPECT_EQ(seconds(7), round<seconds>(seconds(7)));
  57   EXPECT_EQ(seconds(6), round<seconds>(milliseconds(6200)));
  58   EXPECT_EQ(seconds(6), round<seconds>(milliseconds(6500)));
  59   EXPECT_EQ(seconds(7), round<seconds>(milliseconds(6800)));
  60   EXPECT_EQ(seconds(7), round<seconds>(milliseconds(7000)));
  61   EXPECT_EQ(seconds(7), round<seconds>(milliseconds(7200)));
  62   EXPECT_EQ(seconds(8), round<seconds>(milliseconds(7500)));
  63   EXPECT_EQ(seconds(8), round<seconds>(milliseconds(7800)));
  64 }
  65
  66 TEST_F(ChronoTest, round_time_point) {
  67   auto const point = steady_clock::time_point{};
  68   EXPECT_EQ(point + seconds(7), round<seconds>(point + seconds(7)));
  69   EXPECT_EQ(point + seconds(6), round<seconds>(point + milliseconds(6200)));
  70   EXPECT_EQ(point + seconds(6), round<seconds>(point + milliseconds(6500)));
  71   EXPECT_EQ(point + seconds(7), round<seconds>(point + milliseconds(6800)));
  72   EXPECT_EQ(point + seconds(7), round<seconds>(point + milliseconds(7000)));
  73   EXPECT_EQ(point + seconds(7), round<seconds>(point + milliseconds(7200)));
  74   EXPECT_EQ(point + seconds(8), round<seconds>(point + milliseconds(7500)));
  75   EXPECT_EQ(point + seconds(8), round<seconds>(point + milliseconds(7800)));
  76 }