crude but effective time parser test

src/pyff/stats.py

@@ -10,7 +10,8 @@
 __author__ = 'leifj'
 
 # Initialize the repository
-if not hasattr(logging, 'statistics'): logging.statistics = {}
+if not hasattr(logging, 'statistics'):
+    logging.statistics = {}
 # Initialize my namespace
 stats = logging.statistics.setdefault('pyFF Statistics', {})
 # Initialize my namespaces scalars and collections

src/pyff/test/test_time.py

@@ -0,0 +1,39 @@
+from unittest import TestCase
+from pyff.utils import tdelta, duration2timedelta, total_seconds, iso_now, iso2datetime, iso_fmt, totimestamp
+from datetime import datetime
+
+class TestDuration(TestCase):
+
+    DURATIONS = [
+        ('PT1H', 3600),
+        ('PT1S', 1),
+        ('P1DT1S', 86401),
+        ('P1YT2M', 31536120)
+    ]
+
+    def test_duration2timedelta(self):
+        for expr, secs in TestDuration.DURATIONS:
+            td = duration2timedelta(expr)
+            print "timedelta: %s" % td
+            print "duration: %s" % expr
+            print "expected seconds: %s" % secs
+            assert(int(td.total_seconds()) == secs)
+            assert(int(total_seconds(td)) == secs)
+
+
+class TestISO(TestCase):
+
+    def test_isonow(self):
+        now = iso_now()
+        assert(now is not None)
+        assert(now.endswith('Z'))
+
+    def test_iso2datetime(self):
+        now = datetime.now()
+        now = now.replace(tzinfo=None)
+        iso = iso_fmt(totimestamp(now))
+        other_now = iso2datetime(iso)
+        other_now = other_now.replace(tzinfo=None)
+        print now
+        print other_now
+        assert ((other_now - now).total_seconds() < 0.1)

src/pyff/utils.py

@@ -162,7 +162,14 @@ def iso_now():
     """
 Current time in ISO format
     """
-    return strftime("%Y-%m-%dT%H:%M:%SZ", gmtime())
+    return iso_fmt()
+
+
+def iso_fmt(tstamp=None):
+    """
+Timestamp in ISO format
+    """
+    return strftime("%Y-%m-%dT%H:%M:%SZ", gmtime(tstamp))
 
 
 def iso2datetime(s):