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Diffstat (limited to 'activesupport/test/core_ext/duration_test.rb')
| -rw-r--r-- | activesupport/test/core_ext/duration_test.rb | 672 |
1 files changed, 672 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/duration_test.rb b/activesupport/test/core_ext/duration_test.rb new file mode 100644 index 0000000000..63934e2433 --- /dev/null +++ b/activesupport/test/core_ext/duration_test.rb @@ -0,0 +1,672 @@ +# frozen_string_literal: true + +require "abstract_unit" +require "active_support/inflector" +require "active_support/time" +require "active_support/json" +require "time_zone_test_helpers" +require "yaml" + +class DurationTest < ActiveSupport::TestCase + include TimeZoneTestHelpers + + def test_is_a + d = 1.day + assert d.is_a?(ActiveSupport::Duration) + assert_kind_of ActiveSupport::Duration, d + assert_kind_of Numeric, d + assert_kind_of Integer, d + assert_not d.is_a?(Hash) + + k = Class.new + class << k; undef_method :== end + assert_not d.is_a?(k) + end + + def test_instance_of + assert 1.minute.instance_of?(Integer) + assert 2.days.instance_of?(ActiveSupport::Duration) + assert_not 3.second.instance_of?(Numeric) + end + + def test_threequals + assert ActiveSupport::Duration === 1.day + assert_not (ActiveSupport::Duration === 1.day.to_i) + assert_not (ActiveSupport::Duration === "foo") + end + + def test_equals + assert 1.day == 1.day + assert 1.day == 1.day.to_i + assert 1.day.to_i == 1.day + assert_not (1.day == "foo") + end + + def test_to_s + assert_equal "1", 1.second.to_s + end + + def test_eql + rubinius_skip "Rubinius' #eql? definition relies on #instance_of? " \ + "which behaves oddly for the sake of backward-compatibility." + + assert 1.minute.eql?(1.minute) + assert 1.minute.eql?(60.seconds) + assert 2.days.eql?(48.hours) + assert_not 1.second.eql?(1) + assert_not 1.eql?(1.second) + assert 1.minute.eql?(180.seconds - 2.minutes) + assert_not 1.minute.eql?(60) + assert_not 1.minute.eql?("foo") + end + + def test_inspect + assert_equal "0 seconds", 0.seconds.inspect + assert_equal "1 month", 1.month.inspect + assert_equal "1 month and 1 day", (1.month + 1.day).inspect + assert_equal "6 months and -2 days", (6.months - 2.days).inspect + assert_equal "10 seconds", 10.seconds.inspect + assert_equal "10 years, 2 months, and 1 day", (10.years + 2.months + 1.day).inspect + assert_equal "10 years, 2 months, and 1 day", (10.years + 1.month + 1.day + 1.month).inspect + assert_equal "10 years, 2 months, and 1 day", (1.day + 10.years + 2.months).inspect + assert_equal "7 days", 7.days.inspect + assert_equal "1 week", 1.week.inspect + assert_equal "2 weeks", 1.fortnight.inspect + assert_equal "0 seconds", (10 % 5.seconds).inspect + assert_equal "10 minutes", (10.minutes + 0.seconds).inspect + end + + def test_inspect_locale + current_locale = I18n.default_locale + I18n.default_locale = :de + I18n.backend.store_translations(:de, support: { array: { last_word_connector: " und " } }) + assert_equal "10 years, 1 month und 1 day", (10.years + 1.month + 1.day).inspect + ensure + I18n.default_locale = current_locale + end + + def test_minus_with_duration_does_not_break_subtraction_of_date_from_date + assert_nothing_raised { Date.today - Date.today } + end + + def test_plus + assert_equal 2.seconds, 1.second + 1.second + assert_instance_of ActiveSupport::Duration, 1.second + 1.second + assert_equal 2.seconds, 1.second + 1 + assert_instance_of ActiveSupport::Duration, 1.second + 1 + end + + def test_minus + assert_equal 1.second, 2.seconds - 1.second + assert_instance_of ActiveSupport::Duration, 2.seconds - 1.second + assert_equal 1.second, 2.seconds - 1 + assert_instance_of ActiveSupport::Duration, 2.seconds - 1 + assert_equal 1.second, 2 - 1.second + assert_instance_of ActiveSupport::Duration, 2.seconds - 1 + end + + def test_multiply + assert_equal 7.days, 1.day * 7 + assert_instance_of ActiveSupport::Duration, 1.day * 7 + assert_equal 86400, 1.day * 1.second + end + + def test_divide + assert_equal 1.day, 7.days / 7 + assert_instance_of ActiveSupport::Duration, 7.days / 7 + + assert_equal 1.hour, 1.day / 24 + assert_instance_of ActiveSupport::Duration, 1.day / 24 + + assert_equal 24, 86400 / 1.hour + assert_kind_of Integer, 86400 / 1.hour + + assert_equal 24, 1.day / 1.hour + assert_kind_of Integer, 1.day / 1.hour + + assert_equal 1, 1.day / 1.day + assert_kind_of Integer, 1.day / 1.hour + end + + def test_modulo + assert_equal 1.minute, 5.minutes % 120 + assert_instance_of ActiveSupport::Duration, 5.minutes % 120 + + assert_equal 1.minute, 5.minutes % 2.minutes + assert_instance_of ActiveSupport::Duration, 5.minutes % 2.minutes + + assert_equal 1.minute, 5.minutes % 120.seconds + assert_instance_of ActiveSupport::Duration, 5.minutes % 120.seconds + + assert_equal 5.minutes, 5.minutes % 1.hour + assert_instance_of ActiveSupport::Duration, 5.minutes % 1.hour + + assert_equal 1.day, 36.days % 604800 + assert_instance_of ActiveSupport::Duration, 36.days % 604800 + + assert_equal 1.day, 36.days % 7.days + assert_instance_of ActiveSupport::Duration, 36.days % 7.days + + assert_equal 800.seconds, 8000 % 1.hour + assert_instance_of ActiveSupport::Duration, 8000 % 1.hour + + assert_equal 1.month, 13.months % 1.year + assert_instance_of ActiveSupport::Duration, 13.months % 1.year + end + + def test_date_added_with_multiplied_duration + assert_equal Date.civil(2017, 1, 3), Date.civil(2017, 1, 1) + 1.day * 2 + end + + def test_date_added_with_multiplied_duration_larger_than_one_month + assert_equal Date.civil(2017, 2, 15), Date.civil(2017, 1, 1) + 1.day * 45 + end + + def test_date_added_with_divided_duration + assert_equal Date.civil(2017, 1, 3), Date.civil(2017, 1, 1) + 4.days / 2 + end + + def test_date_added_with_divided_duration_larger_than_one_month + assert_equal Date.civil(2017, 2, 15), Date.civil(2017, 1, 1) + 90.days / 2 + end + + def test_plus_with_time + assert_equal 1 + 1.second, 1.second + 1, "Duration + Numeric should == Numeric + Duration" + end + + def test_time_plus_duration_returns_same_time_datatype + twz = ActiveSupport::TimeWithZone.new(nil, ActiveSupport::TimeZone["Moscow"], Time.utc(2016, 4, 28, 00, 45)) + now = Time.now.utc + %w( second minute hour day week month year ).each do |unit| + assert_equal((now + 1.send(unit)).class, Time, "Time + 1.#{unit} must be Time") + assert_equal((twz + 1.send(unit)).class, ActiveSupport::TimeWithZone, "TimeWithZone + 1.#{unit} must be TimeWithZone") + end + end + + def test_argument_error + e = assert_raise ArgumentError do + 1.second.ago("") + end + assert_equal 'expected a time or date, got ""', e.message, "ensure ArgumentError is not being raised by dependencies.rb" + end + + def test_fractional_weeks + assert_equal((86400 * 7) * 1.5, 1.5.weeks) + assert_equal((86400 * 7) * 1.7, 1.7.weeks) + end + + def test_fractional_days + assert_equal 86400 * 1.5, 1.5.days + assert_equal 86400 * 1.7, 1.7.days + end + + def test_since_and_ago + t = Time.local(2000) + assert_equal t + 1, 1.second.since(t) + assert_equal t - 1, 1.second.ago(t) + end + + def test_since_and_ago_without_argument + now = Time.now + assert 1.second.since >= now + 1 + now = Time.now + assert 1.second.ago >= now - 1 + end + + def test_since_and_ago_with_fractional_days + t = Time.local(2000) + # since + assert_equal 36.hours.since(t), 1.5.days.since(t) + assert_in_delta((24 * 1.7).hours.since(t), 1.7.days.since(t), 1) + # ago + assert_equal 36.hours.ago(t), 1.5.days.ago(t) + assert_in_delta((24 * 1.7).hours.ago(t), 1.7.days.ago(t), 1) + end + + def test_since_and_ago_with_fractional_weeks + t = Time.local(2000) + # since + assert_equal((7 * 36).hours.since(t), 1.5.weeks.since(t)) + assert_in_delta((7 * 24 * 1.7).hours.since(t), 1.7.weeks.since(t), 1) + # ago + assert_equal((7 * 36).hours.ago(t), 1.5.weeks.ago(t)) + assert_in_delta((7 * 24 * 1.7).hours.ago(t), 1.7.weeks.ago(t), 1) + end + + def test_since_and_ago_anchored_to_time_now_when_time_zone_is_not_set + Time.zone = nil + with_env_tz "US/Eastern" do + Time.stub(:now, Time.local(2000)) do + # since + assert_not_instance_of ActiveSupport::TimeWithZone, 5.seconds.since + assert_equal Time.local(2000, 1, 1, 0, 0, 5), 5.seconds.since + # ago + assert_not_instance_of ActiveSupport::TimeWithZone, 5.seconds.ago + assert_equal Time.local(1999, 12, 31, 23, 59, 55), 5.seconds.ago + end + end + end + + def test_since_and_ago_anchored_to_time_zone_now_when_time_zone_is_set + Time.zone = ActiveSupport::TimeZone["Eastern Time (US & Canada)"] + with_env_tz "US/Eastern" do + Time.stub(:now, Time.local(2000)) do + # since + assert_instance_of ActiveSupport::TimeWithZone, 5.seconds.since + assert_equal Time.utc(2000, 1, 1, 0, 0, 5), 5.seconds.since.time + assert_equal "Eastern Time (US & Canada)", 5.seconds.since.time_zone.name + # ago + assert_instance_of ActiveSupport::TimeWithZone, 5.seconds.ago + assert_equal Time.utc(1999, 12, 31, 23, 59, 55), 5.seconds.ago.time + assert_equal "Eastern Time (US & Canada)", 5.seconds.ago.time_zone.name + end + end + ensure + Time.zone = nil + end + + def test_before_and_afer + t = Time.local(2000) + assert_equal t + 1, 1.second.after(t) + assert_equal t - 1, 1.second.before(t) + end + + def test_before_and_after_without_argument + Time.stub(:now, Time.local(2000)) do + assert_equal Time.now - 1.second, 1.second.before + assert_equal Time.now + 1.second, 1.second.after + end + end + + def test_adding_hours_across_dst_boundary + with_env_tz "CET" do + assert_equal Time.local(2009, 3, 29, 0, 0, 0) + 24.hours, Time.local(2009, 3, 30, 1, 0, 0) + end + end + + def test_adding_day_across_dst_boundary + with_env_tz "CET" do + assert_equal Time.local(2009, 3, 29, 0, 0, 0) + 1.day, Time.local(2009, 3, 30, 0, 0, 0) + end + end + + def test_delegation_with_block_works + counter = 0 + assert_nothing_raised do + 1.minute.times { counter += 1 } + end + assert_equal 60, counter + end + + def test_as_json + assert_equal 172800, 2.days.as_json + end + + def test_to_json + assert_equal "172800", 2.days.to_json + end + + def test_case_when + cased = \ + case 1.day + when 1.day + "ok" + end + assert_equal "ok", cased + end + + def test_respond_to + assert_respond_to 1.day, :since + assert_respond_to 1.day, :zero? + end + + def test_hash + assert_equal 1.minute.hash, 60.seconds.hash + end + + def test_comparable + assert_equal(-1, (0.seconds <=> 1.second)) + assert_equal(-1, (1.second <=> 1.minute)) + assert_equal(-1, (1 <=> 1.minute)) + assert_equal(0, (0.seconds <=> 0.seconds)) + assert_equal(0, (0.seconds <=> 0.minutes)) + assert_equal(0, (1.second <=> 1.second)) + assert_equal(1, (1.second <=> 0.second)) + assert_equal(1, (1.minute <=> 1.second)) + assert_equal(1, (61 <=> 1.minute)) + end + + def test_implicit_coercion + assert_equal 2.days, 2 * 1.day + assert_instance_of ActiveSupport::Duration, 2 * 1.day + assert_equal Time.utc(2017, 1, 3), Time.utc(2017, 1, 1) + 2 * 1.day + assert_equal Date.civil(2017, 1, 3), Date.civil(2017, 1, 1) + 2 * 1.day + end + + def test_scalar_coerce + scalar = ActiveSupport::Duration::Scalar.new(10) + assert_instance_of ActiveSupport::Duration::Scalar, 10 + scalar + assert_instance_of ActiveSupport::Duration, 10.seconds + scalar + end + + def test_scalar_delegations + scalar = ActiveSupport::Duration::Scalar.new(10) + assert_kind_of Float, scalar.to_f + assert_kind_of Integer, scalar.to_i + assert_kind_of String, scalar.to_s + end + + def test_scalar_unary_minus + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal(-10, -scalar) + assert_instance_of ActiveSupport::Duration::Scalar, -scalar + end + + def test_scalar_compare + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal(1, scalar <=> 5) + assert_equal(0, scalar <=> 10) + assert_equal(-1, scalar <=> 15) + assert_nil(scalar <=> "foo") + end + + def test_scalar_plus + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal 20, 10 + scalar + assert_instance_of ActiveSupport::Duration::Scalar, 10 + scalar + assert_equal 20, scalar + 10 + assert_instance_of ActiveSupport::Duration::Scalar, scalar + 10 + assert_equal 20, 10.seconds + scalar + assert_instance_of ActiveSupport::Duration, 10.seconds + scalar + assert_equal 20, scalar + 10.seconds + assert_instance_of ActiveSupport::Duration, scalar + 10.seconds + + exception = assert_raises(TypeError) do + scalar + "foo" + end + + assert_equal "no implicit conversion of String into ActiveSupport::Duration::Scalar", exception.message + end + + def test_scalar_plus_parts + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal({ days: 1, seconds: 10 }, (scalar + 1.day).parts) + assert_equal({ days: -1, seconds: 10 }, (scalar + -1.day).parts) + end + + def test_scalar_minus + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal 10, 20 - scalar + assert_instance_of ActiveSupport::Duration::Scalar, 20 - scalar + assert_equal 5, scalar - 5 + assert_instance_of ActiveSupport::Duration::Scalar, scalar - 5 + assert_equal 10, 20.seconds - scalar + assert_instance_of ActiveSupport::Duration, 20.seconds - scalar + assert_equal 5, scalar - 5.seconds + assert_instance_of ActiveSupport::Duration, scalar - 5.seconds + + assert_equal({ days: -1, seconds: 10 }, (scalar - 1.day).parts) + assert_equal({ days: 1, seconds: 10 }, (scalar - -1.day).parts) + + exception = assert_raises(TypeError) do + scalar - "foo" + end + + assert_equal "no implicit conversion of String into ActiveSupport::Duration::Scalar", exception.message + end + + def test_scalar_minus_parts + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal({ days: -1, seconds: 10 }, (scalar - 1.day).parts) + assert_equal({ days: 1, seconds: 10 }, (scalar - -1.day).parts) + end + + def test_scalar_multiply + scalar = ActiveSupport::Duration::Scalar.new(5) + + assert_equal 10, 2 * scalar + assert_instance_of ActiveSupport::Duration::Scalar, 2 * scalar + assert_equal 10, scalar * 2 + assert_instance_of ActiveSupport::Duration::Scalar, scalar * 2 + assert_equal 10, 2.seconds * scalar + assert_instance_of ActiveSupport::Duration, 2.seconds * scalar + assert_equal 10, scalar * 2.seconds + assert_instance_of ActiveSupport::Duration, scalar * 2.seconds + + exception = assert_raises(TypeError) do + scalar * "foo" + end + + assert_equal "no implicit conversion of String into ActiveSupport::Duration::Scalar", exception.message + end + + def test_scalar_multiply_parts + scalar = ActiveSupport::Duration::Scalar.new(1) + assert_equal({ days: 2 }, (scalar * 2.days).parts) + assert_equal(172800, (scalar * 2.days).value) + assert_equal({ days: -2 }, (scalar * -2.days).parts) + assert_equal(-172800, (scalar * -2.days).value) + end + + def test_scalar_divide + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal 10, 100 / scalar + assert_instance_of ActiveSupport::Duration::Scalar, 100 / scalar + assert_equal 5, scalar / 2 + assert_instance_of ActiveSupport::Duration::Scalar, scalar / 2 + assert_equal 10, 100.seconds / scalar + assert_instance_of ActiveSupport::Duration, 100.seconds / scalar + assert_equal 5, scalar / 2.seconds + assert_kind_of Integer, scalar / 2.seconds + + exception = assert_raises(TypeError) do + scalar / "foo" + end + + assert_equal "no implicit conversion of String into ActiveSupport::Duration::Scalar", exception.message + end + + def test_scalar_modulo + scalar = ActiveSupport::Duration::Scalar.new(10) + + assert_equal 1, 31 % scalar + assert_instance_of ActiveSupport::Duration::Scalar, 31 % scalar + assert_equal 1, scalar % 3 + assert_instance_of ActiveSupport::Duration::Scalar, scalar % 3 + assert_equal 1, 31.seconds % scalar + assert_instance_of ActiveSupport::Duration, 31.seconds % scalar + assert_equal 1, scalar % 3.seconds + assert_instance_of ActiveSupport::Duration, scalar % 3.seconds + + exception = assert_raises(TypeError) do + scalar % "foo" + end + + assert_equal "no implicit conversion of String into ActiveSupport::Duration::Scalar", exception.message + end + + def test_scalar_modulo_parts + scalar = ActiveSupport::Duration::Scalar.new(82800) + assert_equal({ hours: 1 }, (scalar % 2.hours).parts) + assert_equal(3600, (scalar % 2.hours).value) + end + + def test_twelve_months_equals_one_year + assert_equal 12.months, 1.year + end + + def test_thirty_days_does_not_equal_one_month + assert_not_equal 30.days, 1.month + end + + def test_adding_one_month_maintains_day_of_month + (1..11).each do |month| + [1, 14, 28].each do |day| + assert_equal Date.civil(2016, month + 1, day), Date.civil(2016, month, day) + 1.month + end + end + + assert_equal Date.civil(2017, 1, 1), Date.civil(2016, 12, 1) + 1.month + assert_equal Date.civil(2017, 1, 14), Date.civil(2016, 12, 14) + 1.month + assert_equal Date.civil(2017, 1, 28), Date.civil(2016, 12, 28) + 1.month + + assert_equal Date.civil(2015, 2, 28), Date.civil(2015, 1, 31) + 1.month + assert_equal Date.civil(2016, 2, 29), Date.civil(2016, 1, 31) + 1.month + end + + # ISO8601 string examples are taken from ISO8601 gem at https://github.com/arnau/ISO8601/blob/b93d466840/spec/iso8601/duration_spec.rb + # published under the conditions of MIT license at https://github.com/arnau/ISO8601/blob/b93d466840/LICENSE + # + # Copyright (c) 2012-2014 Arnau Siches + # + # MIT License + # + # Permission is hereby granted, free of charge, to any person obtaining + # a copy of this software and associated documentation files (the + # "Software"), to deal in the Software without restriction, including + # without limitation the rights to use, copy, modify, merge, publish, + # distribute, sublicense, and/or sell copies of the Software, and to + # permit persons to whom the Software is furnished to do so, subject to + # the following conditions: + # + # The above copyright notice and this permission notice shall be + # included in all copies or substantial portions of the Software. + # + # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + def test_iso8601_parsing_wrong_patterns_with_raise + invalid_patterns = ["", "P", "PT", "P1YT", "T", "PW", "P1Y1W", "~P1Y", ".P1Y", "P1.5Y0.5M", "P1.5Y1M", "P1.5MT10.5S"] + invalid_patterns.each do |pattern| + assert_raise ActiveSupport::Duration::ISO8601Parser::ParsingError, pattern.inspect do + ActiveSupport::Duration.parse(pattern) + end + end + end + + def test_iso8601_output + expectations = [ + ["P1Y", 1.year ], + ["P1W", 1.week ], + ["P1Y1M", 1.year + 1.month ], + ["P1Y1M1D", 1.year + 1.month + 1.day ], + ["-P1Y1D", -1.year - 1.day ], + ["P1Y-1DT-1S", 1.year - 1.day - 1.second ], # Parts with different signs are exists in PostgreSQL interval datatype. + ["PT1S", 1.second ], + ["PT1.4S", (1.4).seconds ], + ["P1Y1M1DT1H", 1.year + 1.month + 1.day + 1.hour], + ["PT0S", 0.minutes ], + ] + expectations.each do |expected_output, duration| + assert_equal expected_output, duration.iso8601, expected_output.inspect + end + end + + def test_iso8601_output_precision + expectations = [ + [nil, "P1Y1MT8.55S", 1.year + 1.month + (8.55).seconds ], + [0, "P1Y1MT9S", 1.year + 1.month + (8.55).seconds ], + [1, "P1Y1MT8.6S", 1.year + 1.month + (8.55).seconds ], + [2, "P1Y1MT8.55S", 1.year + 1.month + (8.55).seconds ], + [3, "P1Y1MT8.550S", 1.year + 1.month + (8.55).seconds ], + [nil, "PT1S", 1.second ], + [2, "PT1.00S", 1.second ], + [nil, "PT1.4S", (1.4).seconds ], + [0, "PT1S", (1.4).seconds ], + [1, "PT1.4S", (1.4).seconds ], + [5, "PT1.40000S", (1.4).seconds ], + ] + expectations.each do |precision, expected_output, duration| + assert_equal expected_output, duration.iso8601(precision: precision), expected_output.inspect + end + end + + def test_iso8601_output_and_reparsing + patterns = %w[ + P1Y P0.5Y P0,5Y P1Y1M P1Y0.5M P1Y0,5M P1Y1M1D P1Y1M0.5D P1Y1M0,5D P1Y1M1DT1H P1Y1M1DT0.5H P1Y1M1DT0,5H P1W +P1Y -P1Y + P1Y1M1DT1H1M P1Y1M1DT1H0.5M P1Y1M1DT1H0,5M P1Y1M1DT1H1M1S P1Y1M1DT1H1M1.0S P1Y1M1DT1H1M1,0S P-1Y-2M3DT-4H-5M-6S + ] + # That could be weird, but if we parse P1Y1M0.5D and output it to ISO 8601, we'll get P1Y1MT12.0H. + # So we check that initially parsed and reparsed duration added to time will result in the same time. + time = Time.current + patterns.each do |pattern| + duration = ActiveSupport::Duration.parse(pattern) + assert_equal time + duration, time + ActiveSupport::Duration.parse(duration.iso8601), pattern.inspect + end + end + + def test_iso8601_parsing_across_spring_dst_boundary + with_env_tz eastern_time_zone do + with_tz_default "Eastern Time (US & Canada)" do + travel_to Time.utc(2016, 3, 11) do + assert_equal 604800, ActiveSupport::Duration.parse("P7D").to_i + assert_equal 604800, ActiveSupport::Duration.parse("P1W").to_i + end + end + end + end + + def test_iso8601_parsing_across_autumn_dst_boundary + with_env_tz eastern_time_zone do + with_tz_default "Eastern Time (US & Canada)" do + travel_to Time.utc(2016, 11, 4) do + assert_equal 604800, ActiveSupport::Duration.parse("P7D").to_i + assert_equal 604800, ActiveSupport::Duration.parse("P1W").to_i + end + end + end + end + + def test_iso8601_parsing_equivalence_with_numeric_extensions_over_long_periods + with_env_tz eastern_time_zone do + with_tz_default "Eastern Time (US & Canada)" do + assert_equal 3.months, ActiveSupport::Duration.parse("P3M") + assert_equal 3.months.to_i, ActiveSupport::Duration.parse("P3M").to_i + assert_equal 10.months, ActiveSupport::Duration.parse("P10M") + assert_equal 10.months.to_i, ActiveSupport::Duration.parse("P10M").to_i + assert_equal 3.years, ActiveSupport::Duration.parse("P3Y") + assert_equal 3.years.to_i, ActiveSupport::Duration.parse("P3Y").to_i + assert_equal 10.years, ActiveSupport::Duration.parse("P10Y") + assert_equal 10.years.to_i, ActiveSupport::Duration.parse("P10Y").to_i + end + end + end + + def test_adding_durations_do_not_hold_prior_states + time = Time.parse("Nov 29, 2016") + # If the implementation adds and subtracts 3 months, the + # resulting date would have been in February so the day will + # change to the 29th. + d1 = 3.months - 3.months + d2 = 2.months - 2.months + + assert_equal time + d1, time + d2 + end + + def test_durations_survive_yaml_serialization + d1 = YAML.load(YAML.dump(10.minutes)) + assert_equal 600, d1.to_i + assert_equal 660, (d1 + 60).to_i + end + + private + def eastern_time_zone + if Gem.win_platform? + "EST5EDT" + else + "America/New_York" + end + end +end |