src/ceph/src/test/common/test_iso_8601.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2017 Red Hat <contact@redhat.com>
   7  *
   8  * LGPL2.1 (see COPYING-LGPL2.1) or later
   9  */
  10
  11 #include <chrono>
  12
  13 #include <gtest/gtest.h>
  14
  15 #include "common/ceph_time.h"
  16 #include "common/iso_8601.h"
  17
  18 using std::chrono::minutes;
  19 using std::chrono::seconds;
  20 using std::chrono::time_point_cast;
  21
  22 using ceph::from_iso_8601;
  23 using ceph::iso_8601_format;
  24 using ceph::real_clock;
  25 using ceph::real_time;
  26 using ceph::to_iso_8601;
  27
  28 TEST(iso_8601, epoch) {
  29   const auto epoch = real_clock::from_time_t(0);
  30
  31   ASSERT_EQ("1970", to_iso_8601(epoch, iso_8601_format::Y));
  32   ASSERT_EQ("1970-01", to_iso_8601(epoch, iso_8601_format::YM));
  33   ASSERT_EQ("1970-01-01", to_iso_8601(epoch, iso_8601_format::YMD));
  34   ASSERT_EQ("1970-01-01T00Z", to_iso_8601(epoch, iso_8601_format::YMDh));
  35   ASSERT_EQ("1970-01-01T00:00Z", to_iso_8601(epoch, iso_8601_format::YMDhm));
  36   ASSERT_EQ("1970-01-01T00:00:00Z",
  37             to_iso_8601(epoch, iso_8601_format::YMDhms));
  38   ASSERT_EQ("1970-01-01T00:00:00.000000000Z",
  39             to_iso_8601(epoch, iso_8601_format::YMDhmsn));
  40
  41   ASSERT_EQ(epoch, *from_iso_8601("1970"));
  42   ASSERT_EQ(epoch, *from_iso_8601("1970-01"));
  43   ASSERT_EQ(epoch, *from_iso_8601("1970-01-01"));
  44   ASSERT_EQ(epoch, *from_iso_8601("1970-01-01T00:00Z"));
  45   ASSERT_EQ(epoch, *from_iso_8601("1970-01-01T00:00:00Z"));
  46   ASSERT_EQ(epoch, *from_iso_8601("1970-01-01T00:00:00.000000000Z"));
  47 }
  48
  49 TEST(iso_8601, now) {
  50   const auto now = real_clock::now();
  51
  52   ASSERT_EQ(real_time(time_point_cast<minutes>(now)),
  53             *from_iso_8601(to_iso_8601(now, iso_8601_format::YMDhm)));
  54   ASSERT_EQ(real_time(time_point_cast<seconds>(now)),
  55             *from_iso_8601(
  56               to_iso_8601(now, iso_8601_format::YMDhms)));
  57   ASSERT_EQ(now,
  58             *from_iso_8601(
  59               to_iso_8601(now, iso_8601_format::YMDhmsn)));
  60 }