diff options
| -rw-r--r-- | activesupport/CHANGELOG.md | 27 | ||||
| -rw-r--r-- | activesupport/lib/active_support/values/time_zone.rb | 2 | ||||
| -rw-r--r-- | activesupport/test/core_ext/time_with_zone_test.rb | 12 | ||||
| -rw-r--r-- | activesupport/test/time_zone_test.rb | 26 |
4 files changed, 66 insertions, 1 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md index 4762c7d21d..904dab0e05 100644 --- a/activesupport/CHANGELOG.md +++ b/activesupport/CHANGELOG.md @@ -1,3 +1,30 @@ +* Handle `TZInfo::AmbiguousTime` errors + + Make `ActiveSupport::TimeWithZone` match Ruby's handling of ambiguous + times by choosing the later period, e.g. + + Ruby: + ``` + ENV["TZ"] = "Europe/Moscow" + Time.local(2014, 10, 26, 1, 0, 0) # => 2014-10-26 01:00:00 +0300 + ``` + + Before: + ``` + >> "2014-10-26 01:00:00".in_time_zone("Moscow") + TZInfo::AmbiguousTime: 26/10/2014 01:00 is an ambiguous local time. + ``` + + After: + ``` + >> "2014-10-26 01:00:00".in_time_zone("Moscow") + => Sun, 26 Oct 2014 01:00:00 MSK +03:00 + ``` + + Fixes #17395. + + *Andrew White* + * Redis cache store. ``` diff --git a/activesupport/lib/active_support/values/time_zone.rb b/activesupport/lib/active_support/values/time_zone.rb index 4d1fbd4453..639a066e28 100644 --- a/activesupport/lib/active_support/values/time_zone.rb +++ b/activesupport/lib/active_support/values/time_zone.rb @@ -506,7 +506,7 @@ module ActiveSupport # Available so that TimeZone instances respond like TZInfo::Timezone # instances. def period_for_local(time, dst = true) - tzinfo.period_for_local(time, dst) + tzinfo.period_for_local(time, dst) { |periods| periods.last } end def periods_for_local(time) #:nodoc: diff --git a/activesupport/test/core_ext/time_with_zone_test.rb b/activesupport/test/core_ext/time_with_zone_test.rb index 0f80a24758..ab96568956 100644 --- a/activesupport/test/core_ext/time_with_zone_test.rb +++ b/activesupport/test/core_ext/time_with_zone_test.rb @@ -50,6 +50,12 @@ class TimeWithZoneTest < ActiveSupport::TestCase assert_raise(ArgumentError) { @twz.in_time_zone(Object.new) } end + def test_in_time_zone_with_ambiguous_time + with_env_tz "Europe/Moscow" do + assert_equal Time.utc(2014, 10, 25, 22, 0, 0), Time.local(2014, 10, 26, 1, 0, 0).in_time_zone("Moscow") + end + end + def test_localtime assert_equal @twz.localtime, @twz.utc.getlocal assert_instance_of Time, @twz.localtime @@ -1301,4 +1307,10 @@ class TimeWithZoneMethodsForString < ActiveSupport::TestCase assert_raise(ArgumentError) { @u.in_time_zone(Object.new) } assert_raise(ArgumentError) { @z.in_time_zone(Object.new) } end + + def test_in_time_zone_with_ambiguous_time + with_tz_default "Moscow" do + assert_equal Time.utc(2014, 10, 25, 22, 0, 0), "2014-10-26 01:00:00".in_time_zone + end + end end diff --git a/activesupport/test/time_zone_test.rb b/activesupport/test/time_zone_test.rb index acb0ecd226..862e872494 100644 --- a/activesupport/test/time_zone_test.rb +++ b/activesupport/test/time_zone_test.rb @@ -32,6 +32,12 @@ class TimeZoneTest < ActiveSupport::TestCase end end + def test_period_for_local_with_ambigiuous_time + zone = ActiveSupport::TimeZone["Moscow"] + period = zone.period_for_local(Time.utc(2015, 1, 1)) + assert_equal period, zone.period_for_local(Time.utc(2014, 10, 26, 1, 0, 0)) + end + def test_from_integer_to_map assert_instance_of ActiveSupport::TimeZone, ActiveSupport::TimeZone[-28800] # PST end @@ -195,6 +201,11 @@ class TimeZoneTest < ActiveSupport::TestCase assert_equal "EDT", twz.zone end + def test_local_with_ambiguous_time + zone = ActiveSupport::TimeZone["Moscow"] + assert_equal Time.utc(2014, 10, 25, 22, 0, 0), zone.local(2014, 10, 26, 1, 0, 0) + end + def test_at zone = ActiveSupport::TimeZone["Eastern Time (US & Canada)"] secs = 946684800.0 @@ -303,6 +314,11 @@ class TimeZoneTest < ActiveSupport::TestCase end end + def test_iso8601_with_ambiguous_time + zone = ActiveSupport::TimeZone["Moscow"] + assert_equal Time.utc(2014, 10, 25, 22, 0, 0), zone.parse("2014-10-26T01:00:00") + end + def test_parse zone = ActiveSupport::TimeZone["Eastern Time (US & Canada)"] twz = zone.parse("1999-12-31 19:00:00") @@ -412,6 +428,11 @@ class TimeZoneTest < ActiveSupport::TestCase assert_equal "argument out of range", exception.message end + def test_parse_with_ambiguous_time + zone = ActiveSupport::TimeZone["Moscow"] + assert_equal Time.utc(2014, 10, 25, 22, 0, 0), zone.parse("2014-10-26 01:00:00") + end + def test_rfc3339 zone = ActiveSupport::TimeZone["Eastern Time (US & Canada)"] twz = zone.rfc3339("1999-12-31T14:00:00-10:00") @@ -604,6 +625,11 @@ class TimeZoneTest < ActiveSupport::TestCase end end + def test_strptime_with_ambiguous_time + zone = ActiveSupport::TimeZone["Moscow"] + assert_equal Time.utc(2014, 10, 25, 22, 0, 0), zone.strptime("2014-10-26 01:00:00", "%Y-%m-%d %H:%M:%S") + end + def test_utc_offset_lazy_loaded_from_tzinfo_when_not_passed_in_to_initialize tzinfo = TZInfo::Timezone.get("America/New_York") zone = ActiveSupport::TimeZone.create(tzinfo.name, nil, tzinfo) |