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authorZuhao Wan <wanzuhao@gmail.com>2014-06-18 19:46:04 +0800
committerZuhao Wan <wanzuhao@gmail.com>2014-06-18 19:46:04 +0800
commit9c492885d178b1a3d0de2f710a8a276db3d867b2 (patch)
tree1bcf8d640a8d302e1df5a56587f0f7e58b3922c6 /activesupport/test/time_zone_test_helpers.rb
parente2f232aba15937a4b9d14bd91e0392c6d55be58d (diff)
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Extract out with_env_tz helper method.
It’s used at so many places that extracting it out into a helper file is worth doing.
Diffstat (limited to 'activesupport/test/time_zone_test_helpers.rb')
-rw-r--r--activesupport/test/time_zone_test_helpers.rb16
1 files changed, 16 insertions, 0 deletions
diff --git a/activesupport/test/time_zone_test_helpers.rb b/activesupport/test/time_zone_test_helpers.rb
new file mode 100644
index 0000000000..9632b89d09
--- /dev/null
+++ b/activesupport/test/time_zone_test_helpers.rb
@@ -0,0 +1,16 @@
+module TimeZoneTestHelpers
+ def with_tz_default(tz = nil)
+ old_tz = Time.zone
+ Time.zone = tz
+ yield
+ ensure
+ Time.zone = old_tz
+ end
+
+ def with_env_tz(new_tz = 'US/Eastern')
+ old_tz, ENV['TZ'] = ENV['TZ'], new_tz
+ yield
+ ensure
+ old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
+ end
+end