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-rw-r--r--activesupport/lib/active_support/time_with_zone.rb2
-rw-r--r--activesupport/test/core_ext/time_with_zone_test.rb7
2 files changed, 8 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/time_with_zone.rb b/activesupport/lib/active_support/time_with_zone.rb
index 3d092529d6..ec2c717942 100644
--- a/activesupport/lib/active_support/time_with_zone.rb
+++ b/activesupport/lib/active_support/time_with_zone.rb
@@ -109,7 +109,7 @@ module ActiveSupport
def xmlschema(fraction_digits = 0)
fraction = if fraction_digits > 0
- ".%i" % time.usec.to_s[0, fraction_digits]
+ (".%06i" % time.usec)[0, fraction_digits + 1]
end
"#{time.strftime("%Y-%m-%dT%H:%M:%S")}#{fraction}#{formatted_offset(true, 'Z')}"
diff --git a/activesupport/test/core_ext/time_with_zone_test.rb b/activesupport/test/core_ext/time_with_zone_test.rb
index 72b55183ba..b2309ae806 100644
--- a/activesupport/test/core_ext/time_with_zone_test.rb
+++ b/activesupport/test/core_ext/time_with_zone_test.rb
@@ -111,6 +111,13 @@ class TimeWithZoneTest < Test::Unit::TestCase
assert_equal "1999-12-31T19:00:00.123456-05:00", @twz.xmlschema(12)
end
+ def test_xmlschema_with_fractional_seconds_lower_than_hundred_thousand
+ @twz += 0.001234 # advance the time by a fraction
+ assert_equal "1999-12-31T19:00:00.001-05:00", @twz.xmlschema(3)
+ assert_equal "1999-12-31T19:00:00.001234-05:00", @twz.xmlschema(6)
+ assert_equal "1999-12-31T19:00:00.001234-05:00", @twz.xmlschema(12)
+ end
+
def test_to_yaml
assert_match(/^--- 2000-01-01 00:00:00(\.0+)?\s*Z\n/, @twz.to_yaml)
end