Add additional tests for minute ranges (issue kipe#14).

tests/test_minute.py

@@ -55,3 +55,23 @@ def run(now):
     run(arrow.get(now))
     run(udatetime.from_string(now.isoformat()))
     run(Delorean(datetime=now, timezone='UTC').datetime)
+
+
+def test_minute_ranges():
+    for i in range(1, 59, 2):
+        now = datetime(2015, 6, 18, 0, i)
+        assert pycron.is_now('1-59/2 * * * *', now)
+        assert pycron.is_now('1-59/2 * * * *', now.replace(tzinfo=utc))
+        assert pycron.is_now('1-59/2 * * * *', pendulum.instance(now))
+        assert pycron.is_now('1-59/2 * * * *', arrow.get(now))
+        assert pycron.is_now('1-59/2 * * * *', udatetime.from_string(now.isoformat()))
+        assert pycron.is_now('1-59/2 * * * *', Delorean(datetime=now, timezone='UTC').datetime)
+
+    for i in range(0, 59, 2):
+        now = datetime(2015, 6, 18, 0, i)
+        assert pycron.is_now('1-59/2 * * * *', now) is False
+        assert pycron.is_now('1-59/2 * * * *', now.replace(tzinfo=utc)) is False
+        assert pycron.is_now('1-59/2 * * * *', pendulum.instance(now)) is False
+        assert pycron.is_now('1-59/2 * * * *', arrow.get(now)) is False
+        assert pycron.is_now('1-59/2 * * * *', udatetime.from_string(now.isoformat())) is False
+        assert pycron.is_now('1-59/2 * * * *', Delorean(datetime=now, timezone='UTC').datetime) is False