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Diffstat (limited to 'third_party/abseil_cpp/absl/time/format_test.cc')
| -rw-r--r-- | third_party/abseil_cpp/absl/time/format_test.cc | 441 |
1 files changed, 0 insertions, 441 deletions
diff --git a/third_party/abseil_cpp/absl/time/format_test.cc b/third_party/abseil_cpp/absl/time/format_test.cc deleted file mode 100644 index a9a1eb8ee1..0000000000 --- a/third_party/abseil_cpp/absl/time/format_test.cc +++ /dev/null @@ -1,441 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include <cstdint> -#include <limits> -#include <string> - -#include "gmock/gmock.h" -#include "gtest/gtest.h" -#include "absl/time/internal/test_util.h" -#include "absl/time/time.h" - -using testing::HasSubstr; - -namespace { - -// A helper that tests the given format specifier by itself, and with leading -// and trailing characters. For example: TestFormatSpecifier(t, "%a", "Thu"). -void TestFormatSpecifier(absl::Time t, absl::TimeZone tz, - const std::string& fmt, const std::string& ans) { - EXPECT_EQ(ans, absl::FormatTime(fmt, t, tz)); - EXPECT_EQ("xxx " + ans, absl::FormatTime("xxx " + fmt, t, tz)); - EXPECT_EQ(ans + " yyy", absl::FormatTime(fmt + " yyy", t, tz)); - EXPECT_EQ("xxx " + ans + " yyy", - absl::FormatTime("xxx " + fmt + " yyy", t, tz)); -} - -// -// Testing FormatTime() -// - -TEST(FormatTime, Basics) { - absl::TimeZone tz = absl::UTCTimeZone(); - absl::Time t = absl::FromTimeT(0); - - // Starts with a couple basic edge cases. - EXPECT_EQ("", absl::FormatTime("", t, tz)); - EXPECT_EQ(" ", absl::FormatTime(" ", t, tz)); - EXPECT_EQ(" ", absl::FormatTime(" ", t, tz)); - EXPECT_EQ("xxx", absl::FormatTime("xxx", t, tz)); - std::string big(128, 'x'); - EXPECT_EQ(big, absl::FormatTime(big, t, tz)); - // Cause the 1024-byte buffer to grow. - std::string bigger(100000, 'x'); - EXPECT_EQ(bigger, absl::FormatTime(bigger, t, tz)); - - t += absl::Hours(13) + absl::Minutes(4) + absl::Seconds(5); - t += absl::Milliseconds(6) + absl::Microseconds(7) + absl::Nanoseconds(8); - EXPECT_EQ("1970-01-01", absl::FormatTime("%Y-%m-%d", t, tz)); - EXPECT_EQ("13:04:05", absl::FormatTime("%H:%M:%S", t, tz)); - EXPECT_EQ("13:04:05.006", absl::FormatTime("%H:%M:%E3S", t, tz)); - EXPECT_EQ("13:04:05.006007", absl::FormatTime("%H:%M:%E6S", t, tz)); - EXPECT_EQ("13:04:05.006007008", absl::FormatTime("%H:%M:%E9S", t, tz)); -} - -TEST(FormatTime, LocaleSpecific) { - const absl::TimeZone tz = absl::UTCTimeZone(); - absl::Time t = absl::FromTimeT(0); - - TestFormatSpecifier(t, tz, "%a", "Thu"); - TestFormatSpecifier(t, tz, "%A", "Thursday"); - TestFormatSpecifier(t, tz, "%b", "Jan"); - TestFormatSpecifier(t, tz, "%B", "January"); - - // %c should at least produce the numeric year and time-of-day. - const std::string s = - absl::FormatTime("%c", absl::FromTimeT(0), absl::UTCTimeZone()); - EXPECT_THAT(s, HasSubstr("1970")); - EXPECT_THAT(s, HasSubstr("00:00:00")); - - TestFormatSpecifier(t, tz, "%p", "AM"); - TestFormatSpecifier(t, tz, "%x", "01/01/70"); - TestFormatSpecifier(t, tz, "%X", "00:00:00"); -} - -TEST(FormatTime, ExtendedSeconds) { - const absl::TimeZone tz = absl::UTCTimeZone(); - - // No subseconds. - absl::Time t = absl::FromTimeT(0) + absl::Seconds(5); - EXPECT_EQ("05", absl::FormatTime("%E*S", t, tz)); - EXPECT_EQ("05.000000000000000", absl::FormatTime("%E15S", t, tz)); - - // With subseconds. - t += absl::Milliseconds(6) + absl::Microseconds(7) + absl::Nanoseconds(8); - EXPECT_EQ("05.006007008", absl::FormatTime("%E*S", t, tz)); - EXPECT_EQ("05", absl::FormatTime("%E0S", t, tz)); - EXPECT_EQ("05.006007008000000", absl::FormatTime("%E15S", t, tz)); - - // Times before the Unix epoch. - t = absl::FromUnixMicros(-1); - EXPECT_EQ("1969-12-31 23:59:59.999999", - absl::FormatTime("%Y-%m-%d %H:%M:%E*S", t, tz)); - - // Here is a "%E*S" case we got wrong for a while. While the first - // instant below is correctly rendered as "...:07.333304", the second - // one used to appear as "...:07.33330499999999999". - t = absl::FromUnixMicros(1395024427333304); - EXPECT_EQ("2014-03-17 02:47:07.333304", - absl::FormatTime("%Y-%m-%d %H:%M:%E*S", t, tz)); - t += absl::Microseconds(1); - EXPECT_EQ("2014-03-17 02:47:07.333305", - absl::FormatTime("%Y-%m-%d %H:%M:%E*S", t, tz)); -} - -TEST(FormatTime, RFC1123FormatPadsYear) { // locale specific - absl::TimeZone tz = absl::UTCTimeZone(); - - // A year of 77 should be padded to 0077. - absl::Time t = absl::FromCivil(absl::CivilSecond(77, 6, 28, 9, 8, 7), tz); - EXPECT_EQ("Mon, 28 Jun 0077 09:08:07 +0000", - absl::FormatTime(absl::RFC1123_full, t, tz)); - EXPECT_EQ("28 Jun 0077 09:08:07 +0000", - absl::FormatTime(absl::RFC1123_no_wday, t, tz)); -} - -TEST(FormatTime, InfiniteTime) { - absl::TimeZone tz = absl::time_internal::LoadTimeZone("America/Los_Angeles"); - - // The format and timezone are ignored. - EXPECT_EQ("infinite-future", - absl::FormatTime("%H:%M blah", absl::InfiniteFuture(), tz)); - EXPECT_EQ("infinite-past", - absl::FormatTime("%H:%M blah", absl::InfinitePast(), tz)); -} - -// -// Testing ParseTime() -// - -TEST(ParseTime, Basics) { - absl::Time t = absl::FromTimeT(1234567890); - std::string err; - - // Simple edge cases. - EXPECT_TRUE(absl::ParseTime("", "", &t, &err)) << err; - EXPECT_EQ(absl::UnixEpoch(), t); // everything defaulted - EXPECT_TRUE(absl::ParseTime(" ", " ", &t, &err)) << err; - EXPECT_TRUE(absl::ParseTime(" ", " ", &t, &err)) << err; - EXPECT_TRUE(absl::ParseTime("x", "x", &t, &err)) << err; - EXPECT_TRUE(absl::ParseTime("xxx", "xxx", &t, &err)) << err; - - EXPECT_TRUE(absl::ParseTime("%Y-%m-%d %H:%M:%S %z", - "2013-06-28 19:08:09 -0800", &t, &err)) - << err; - const auto ci = absl::FixedTimeZone(-8 * 60 * 60).At(t); - EXPECT_EQ(absl::CivilSecond(2013, 6, 28, 19, 8, 9), ci.cs); - EXPECT_EQ(absl::ZeroDuration(), ci.subsecond); -} - -TEST(ParseTime, NullErrorString) { - absl::Time t; - EXPECT_FALSE(absl::ParseTime("%Q", "invalid format", &t, nullptr)); - EXPECT_FALSE(absl::ParseTime("%H", "12 trailing data", &t, nullptr)); - EXPECT_FALSE( - absl::ParseTime("%H out of range", "42 out of range", &t, nullptr)); -} - -TEST(ParseTime, WithTimeZone) { - const absl::TimeZone tz = - absl::time_internal::LoadTimeZone("America/Los_Angeles"); - absl::Time t; - std::string e; - - // We can parse a string without a UTC offset if we supply a timezone. - EXPECT_TRUE( - absl::ParseTime("%Y-%m-%d %H:%M:%S", "2013-06-28 19:08:09", tz, &t, &e)) - << e; - auto ci = tz.At(t); - EXPECT_EQ(absl::CivilSecond(2013, 6, 28, 19, 8, 9), ci.cs); - EXPECT_EQ(absl::ZeroDuration(), ci.subsecond); - - // But the timezone is ignored when a UTC offset is present. - EXPECT_TRUE(absl::ParseTime("%Y-%m-%d %H:%M:%S %z", - "2013-06-28 19:08:09 +0800", tz, &t, &e)) - << e; - ci = absl::FixedTimeZone(8 * 60 * 60).At(t); - EXPECT_EQ(absl::CivilSecond(2013, 6, 28, 19, 8, 9), ci.cs); - EXPECT_EQ(absl::ZeroDuration(), ci.subsecond); -} - -TEST(ParseTime, ErrorCases) { - absl::Time t = absl::FromTimeT(0); - std::string err; - - EXPECT_FALSE(absl::ParseTime("%S", "123", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); - - // Can't parse an illegal format specifier. - err.clear(); - EXPECT_FALSE(absl::ParseTime("%Q", "x", &t, &err)) << err; - // Exact contents of "err" are platform-dependent because of - // differences in the strptime implementation between macOS and Linux. - EXPECT_FALSE(err.empty()); - - // Fails because of trailing, unparsed data "blah". - EXPECT_FALSE(absl::ParseTime("%m-%d", "2-3 blah", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); - - // Feb 31 requires normalization. - EXPECT_FALSE(absl::ParseTime("%m-%d", "2-31", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Out-of-range")); - - // Check that we cannot have spaces in UTC offsets. - EXPECT_TRUE(absl::ParseTime("%z", "-0203", &t, &err)) << err; - EXPECT_FALSE(absl::ParseTime("%z", "- 2 3", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_TRUE(absl::ParseTime("%Ez", "-02:03", &t, &err)) << err; - EXPECT_FALSE(absl::ParseTime("%Ez", "- 2: 3", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - - // Check that we reject other malformed UTC offsets. - EXPECT_FALSE(absl::ParseTime("%Ez", "+-08:00", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%Ez", "-+08:00", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - - // Check that we do not accept "-0" in fields that allow zero. - EXPECT_FALSE(absl::ParseTime("%Y", "-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%E4Y", "-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%H", "-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%M", "-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%S", "-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%z", "+-000", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%Ez", "+-0:00", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - EXPECT_FALSE(absl::ParseTime("%z", "-00-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); - EXPECT_FALSE(absl::ParseTime("%Ez", "-00:-0", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); -} - -TEST(ParseTime, ExtendedSeconds) { - std::string err; - absl::Time t; - - // Here is a "%E*S" case we got wrong for a while. The fractional - // part of the first instant is less than 2^31 and was correctly - // parsed, while the second (and any subsecond field >=2^31) failed. - t = absl::UnixEpoch(); - EXPECT_TRUE(absl::ParseTime("%E*S", "0.2147483647", &t, &err)) << err; - EXPECT_EQ(absl::UnixEpoch() + absl::Nanoseconds(214748364) + - absl::Nanoseconds(1) / 2, - t); - t = absl::UnixEpoch(); - EXPECT_TRUE(absl::ParseTime("%E*S", "0.2147483648", &t, &err)) << err; - EXPECT_EQ(absl::UnixEpoch() + absl::Nanoseconds(214748364) + - absl::Nanoseconds(3) / 4, - t); - - // We should also be able to specify long strings of digits far - // beyond the current resolution and have them convert the same way. - t = absl::UnixEpoch(); - EXPECT_TRUE(absl::ParseTime( - "%E*S", "0.214748364801234567890123456789012345678901234567890123456789", - &t, &err)) - << err; - EXPECT_EQ(absl::UnixEpoch() + absl::Nanoseconds(214748364) + - absl::Nanoseconds(3) / 4, - t); -} - -TEST(ParseTime, ExtendedOffsetErrors) { - std::string err; - absl::Time t; - - // %z against +-HHMM. - EXPECT_FALSE(absl::ParseTime("%z", "-123", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); - - // %z against +-HH. - EXPECT_FALSE(absl::ParseTime("%z", "-1", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); - - // %Ez against +-HH:MM. - EXPECT_FALSE(absl::ParseTime("%Ez", "-12:3", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); - - // %Ez against +-HHMM. - EXPECT_FALSE(absl::ParseTime("%Ez", "-123", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Illegal trailing data")); - - // %Ez against +-HH. - EXPECT_FALSE(absl::ParseTime("%Ez", "-1", &t, &err)) << err; - EXPECT_THAT(err, HasSubstr("Failed to parse")); -} - -TEST(ParseTime, InfiniteTime) { - absl::Time t; - std::string err; - EXPECT_TRUE(absl::ParseTime("%H:%M blah", "infinite-future", &t, &err)); - EXPECT_EQ(absl::InfiniteFuture(), t); - - // Surrounding whitespace. - EXPECT_TRUE(absl::ParseTime("%H:%M blah", " infinite-future", &t, &err)); - EXPECT_EQ(absl::InfiniteFuture(), t); - EXPECT_TRUE(absl::ParseTime("%H:%M blah", "infinite-future ", &t, &err)); - EXPECT_EQ(absl::InfiniteFuture(), t); - EXPECT_TRUE(absl::ParseTime("%H:%M blah", " infinite-future ", &t, &err)); - EXPECT_EQ(absl::InfiniteFuture(), t); - - EXPECT_TRUE(absl::ParseTime("%H:%M blah", "infinite-past", &t, &err)); - EXPECT_EQ(absl::InfinitePast(), t); - - // Surrounding whitespace. - EXPECT_TRUE(absl::ParseTime("%H:%M blah", " infinite-past", &t, &err)); - EXPECT_EQ(absl::InfinitePast(), t); - EXPECT_TRUE(absl::ParseTime("%H:%M blah", "infinite-past ", &t, &err)); - EXPECT_EQ(absl::InfinitePast(), t); - EXPECT_TRUE(absl::ParseTime("%H:%M blah", " infinite-past ", &t, &err)); - EXPECT_EQ(absl::InfinitePast(), t); - - // "infinite-future" as literal string - absl::TimeZone tz = absl::UTCTimeZone(); - EXPECT_TRUE(absl::ParseTime("infinite-future %H:%M", "infinite-future 03:04", - &t, &err)); - EXPECT_NE(absl::InfiniteFuture(), t); - EXPECT_EQ(3, tz.At(t).cs.hour()); - EXPECT_EQ(4, tz.At(t).cs.minute()); - - // "infinite-past" as literal string - EXPECT_TRUE( - absl::ParseTime("infinite-past %H:%M", "infinite-past 03:04", &t, &err)); - EXPECT_NE(absl::InfinitePast(), t); - EXPECT_EQ(3, tz.At(t).cs.hour()); - EXPECT_EQ(4, tz.At(t).cs.minute()); - - // The input doesn't match the format. - EXPECT_FALSE(absl::ParseTime("infinite-future %H:%M", "03:04", &t, &err)); - EXPECT_FALSE(absl::ParseTime("infinite-past %H:%M", "03:04", &t, &err)); -} - -TEST(ParseTime, FailsOnUnrepresentableTime) { - const absl::TimeZone utc = absl::UTCTimeZone(); - absl::Time t; - EXPECT_FALSE( - absl::ParseTime("%Y-%m-%d", "-292277022657-01-27", utc, &t, nullptr)); - EXPECT_TRUE( - absl::ParseTime("%Y-%m-%d", "-292277022657-01-28", utc, &t, nullptr)); - EXPECT_TRUE( - absl::ParseTime("%Y-%m-%d", "292277026596-12-04", utc, &t, nullptr)); - EXPECT_FALSE( - absl::ParseTime("%Y-%m-%d", "292277026596-12-05", utc, &t, nullptr)); -} - -// -// Roundtrip test for FormatTime()/ParseTime(). -// - -TEST(FormatParse, RoundTrip) { - const absl::TimeZone lax = - absl::time_internal::LoadTimeZone("America/Los_Angeles"); - const absl::Time in = - absl::FromCivil(absl::CivilSecond(1977, 6, 28, 9, 8, 7), lax); - const absl::Duration subseconds = absl::Nanoseconds(654321); - std::string err; - - // RFC3339, which renders subseconds. - { - absl::Time out; - const std::string s = - absl::FormatTime(absl::RFC3339_full, in + subseconds, lax); - EXPECT_TRUE(absl::ParseTime(absl::RFC3339_full, s, &out, &err)) - << s << ": " << err; - EXPECT_EQ(in + subseconds, out); // RFC3339_full includes %Ez - } - - // RFC1123, which only does whole seconds. - { - absl::Time out; - const std::string s = absl::FormatTime(absl::RFC1123_full, in, lax); - EXPECT_TRUE(absl::ParseTime(absl::RFC1123_full, s, &out, &err)) - << s << ": " << err; - EXPECT_EQ(in, out); // RFC1123_full includes %z - } - - // `absl::FormatTime()` falls back to strftime() for "%c", which appears to - // work. On Windows, `absl::ParseTime()` falls back to std::get_time() which - // appears to fail on "%c" (or at least on the "%c" text produced by - // `strftime()`). This makes it fail the round-trip test. - // - // Under the emscripten compiler `absl::ParseTime() falls back to - // `strptime()`, but that ends up using a different definition for "%c" - // compared to `strftime()`, also causing the round-trip test to fail - // (see https://github.com/kripken/emscripten/pull/7491). -#if !defined(_MSC_VER) && !defined(__EMSCRIPTEN__) - // Even though we don't know what %c will produce, it should roundtrip, - // but only in the 0-offset timezone. - { - absl::Time out; - const std::string s = absl::FormatTime("%c", in, absl::UTCTimeZone()); - EXPECT_TRUE(absl::ParseTime("%c", s, &out, &err)) << s << ": " << err; - EXPECT_EQ(in, out); - } -#endif // !_MSC_VER && !__EMSCRIPTEN__ -} - -TEST(FormatParse, RoundTripDistantFuture) { - const absl::TimeZone tz = absl::UTCTimeZone(); - const absl::Time in = - absl::FromUnixSeconds(std::numeric_limits<int64_t>::max()); - std::string err; - - absl::Time out; - const std::string s = absl::FormatTime(absl::RFC3339_full, in, tz); - EXPECT_TRUE(absl::ParseTime(absl::RFC3339_full, s, &out, &err)) - << s << ": " << err; - EXPECT_EQ(in, out); -} - -TEST(FormatParse, RoundTripDistantPast) { - const absl::TimeZone tz = absl::UTCTimeZone(); - const absl::Time in = - absl::FromUnixSeconds(std::numeric_limits<int64_t>::min()); - std::string err; - - absl::Time out; - const std::string s = absl::FormatTime(absl::RFC3339_full, in, tz); - EXPECT_TRUE(absl::ParseTime(absl::RFC3339_full, s, &out, &err)) - << s << ": " << err; - EXPECT_EQ(in, out); -} - -} // namespace |