summaryrefslogtreecommitdiff
path: root/test/logger/test_logdevice.rb
diff options
context:
space:
mode:
Diffstat (limited to 'test/logger/test_logdevice.rb')
-rw-r--r--test/logger/test_logdevice.rb38
1 files changed, 38 insertions, 0 deletions
diff --git a/test/logger/test_logdevice.rb b/test/logger/test_logdevice.rb
index 3db3a5da45a..0245d03ebab 100644
--- a/test/logger/test_logdevice.rb
+++ b/test/logger/test_logdevice.rb
@@ -362,6 +362,44 @@ class TestLogDevice < Test::Unit::TestCase
end
end
+ def test_shifting_dst_change
+ Dir.mktmpdir do |tmpdir|
+ system({"TZ"=>"Europe/London"}, EnvUtil.rubybin, *%W"--disable=gems -rlogger -C#{tmpdir} -e", <<-'end;')
+ begin
+ module FakeTime
+ attr_accessor :now
+ end
+
+ class << Time
+ prepend FakeTime
+ end
+
+ log = "log"
+ File.open(log, "w") {}
+
+ Time.now = Time.mktime(2014, 3, 30, 0, 1, 1)
+ File.utime(Time.now, Time.now, log)
+
+ dev = Logger::LogDevice.new(log, shift_age: 'daily')
+ dev.write("#{Time.now} hello-1\n")
+ File.utime(*[Time.mktime(2014, 3, 30, 0, 2, 3)]*2, log)
+
+ Time.now = Time.mktime(2014, 3, 31, 0, 1, 1)
+ File.utime(Time.now, Time.now, log)
+ dev.write("#{Time.now} hello-2\n")
+ ensure
+ dev.close
+ end
+ end;
+
+ log = File.join(tmpdir, "log")
+ cont = File.read(log)
+ assert_match(/hello-2/, cont)
+ assert_not_match(/hello-1/, cont)
+ assert_file.exist?(log+".20140330")
+ end
+ end
+
private
def run_children(n, args, src)