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-rw-r--r--activesupport/test/time_zone_test.rb10
1 files changed, 10 insertions, 0 deletions
diff --git a/activesupport/test/time_zone_test.rb b/activesupport/test/time_zone_test.rb
index b59f3e9405..6d45a6726d 100644
--- a/activesupport/test/time_zone_test.rb
+++ b/activesupport/test/time_zone_test.rb
@@ -225,6 +225,16 @@ class TimeZoneTest < ActiveSupport::TestCase
assert_equal secs, twz.to_f
end
+ def test_at_with_microseconds
+ zone = ActiveSupport::TimeZone["Eastern Time (US & Canada)"]
+ secs = 946684800.0
+ microsecs = 123456.789
+ twz = zone.at(secs, microsecs)
+ assert_equal zone, twz.time_zone
+ assert_equal secs, twz.to_i
+ assert_equal 123456789, twz.nsec
+ end
+
def test_iso8601
zone = ActiveSupport::TimeZone["Eastern Time (US & Canada)"]
twz = zone.iso8601("1999-12-31T19:00:00")