X-Git-Url: https://git.rkrishnan.org/?a=blobdiff_plain;f=src%2Fallmydata%2Ftest%2Ftest_util.py;h=6335d6f6c55cbf84ffd30d1e277fa0aca74e6a62;hb=6226f6b497028889859dfcff56d4dbd7b65b8c2c;hp=db64bf194aa21c1d330ec78e2b06f51844063fd2;hpb=6d4a8bcd7f4af289e95195a2090c95b79a43ef59;p=tahoe-lafs%2Ftahoe-lafs.git

diff --git a/src/allmydata/test/test_util.py b/src/allmydata/test/test_util.py
index db64bf19..6335d6f6 100644
--- a/src/allmydata/test/test_util.py
+++ b/src/allmydata/test/test_util.py
@@ -1006,6 +1006,21 @@ class TimeFormat(unittest.TestCase):
     def test_parse_date(self):
         self.failUnlessEqual(time_format.parse_date("2010-02-21"), 1266710400)
 
+    def test_format_time(self):
+        self.failUnlessEqual(time_format.format_time(time.gmtime(0)), '1970-01-01 00:00:00')
+        self.failUnlessEqual(time_format.format_time(time.gmtime(60)), '1970-01-01 00:01:00')
+        self.failUnlessEqual(time_format.format_time(time.gmtime(60*60)), '1970-01-01 01:00:00')
+        seconds_per_day = 60*60*24
+        leap_years_1970_to_2014_inclusive = ((2012 - 1968) // 4)
+        self.failUnlessEqual(time_format.format_time(time.gmtime(seconds_per_day*((2015 - 1970)*365+leap_years_1970_to_2014_inclusive))), '2015-01-01 00:00:00')
+
+    def test_format_time_y2038(self):
+        seconds_per_day = 60*60*24
+        leap_years_1970_to_2047_inclusive = ((2044 - 1968) // 4)
+        self.failUnlessEqual(time_format.format_time(time.gmtime(seconds_per_day*((2048 - 1970)*365+leap_years_1970_to_2047_inclusive))), '2048-01-01 00:00:00')
+
+    test_format_time_y2038.todo = "one day we'll move beyond 32-bit time"
+
 class CacheDir(unittest.TestCase):
     def test_basic(self):
         basedir = "test_util/CacheDir/test_basic"