def test_construction(self):
# Construct with the right parameters.
interval1 = Interval(fromIsoString("20150825T120000"),
fromIsoString("20150825T160000"))
self.assertEqual(toIsoString(interval1.getStartTime()), "20150825T120000")
self.assertEqual(toIsoString(interval1.getEndTime()), "20150825T160000")
self.assertTrue(interval1.isValid())
# Construct with the invalid interval.
interval2 = Interval()
self.assertTrue(not interval2.isValid())
# Construct with the empty interval.
interval3 = Interval(True)
self.assertTrue(interval3.isValid())
self.assertTrue(interval3.isEmpty())
def test_construction(self):
# Construct with the right parameters.
interval1 = Interval(fromIsoString("20150825T120000"),
fromIsoString("20150825T160000"))
self.assertEqual(toIsoString(interval1.getStartTime()), "20150825T120000")
self.assertEqual(toIsoString(interval1.getEndTime()), "20150825T160000")
self.assertTrue(interval1.isValid())
# Construct with the invalid interval.
interval2 = Interval()
self.assertTrue(not interval2.isValid())
# Construct with the empty interval.
interval3 = Interval(True)
self.assertTrue(interval3.isValid())
self.assertTrue(interval3.isEmpty())
def test_intersection_and_union(self):
interval1 = Interval(fromIsoString("20150825T030000"),
fromIsoString("20150825T050000"))
# No intersection.
interval2 = Interval(fromIsoString("20150825T050000"),
fromIsoString("20150825T070000"))
# No intersection.
interval3 = Interval(fromIsoString("20150825T060000"),
fromIsoString("20150825T070000"))
# There's an intersection.
interval4 = Interval(fromIsoString("20150825T010000"),
fromIsoString("20150825T040000"))
# Right in interval1, there's an intersection.
interval5 = Interval(fromIsoString("20150825T030000"),
fromIsoString("20150825T040000"))
# Wrap interval1, there's an intersection.
interval6 = Interval(fromIsoString("20150825T010000"),
fromIsoString("20150825T050000"))
# Empty interval.
interval7 = Interval(True)
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval2)
self.assertTrue(tempInterval.isEmpty())
tempInterval = Interval(interval1)
gotError = True
try:
tempInterval.unionWith(interval2)
gotError = False
except:
pass
if not gotError:
self.fail("Expected error in unionWith(interval2)")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval3)
self.assertTrue(tempInterval.isEmpty())
tempInterval = Interval(interval1)
gotError = True
try:
tempInterval.unionWith(interval3)
gotError = False
except:
pass
if not gotError:
self.fail("Expected error in unionWith(interval3)")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval4)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T040000")
tempInterval = Interval(interval1)
tempInterval.unionWith(interval4)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T010000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T050000")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval5)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T040000")
tempInterval = Interval(interval1)
tempInterval.unionWith(interval5)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T050000")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval6)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T050000")
tempInterval = Interval(interval1)
tempInterval.unionWith(interval6)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T010000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T050000")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval7)
self.assertTrue(tempInterval.isEmpty())
tempInterval = Interval(interval1)
tempInterval.unionWith(interval7)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()),
"20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()),
"20150825T050000")
def test_intersection_and_union(self):
interval1 = Interval(fromIsoString("20150825T030000"),
fromIsoString("20150825T050000"))
# No intersection.
interval2 = Interval(fromIsoString("20150825T050000"),
fromIsoString("20150825T070000"))
# No intersection.
interval3 = Interval(fromIsoString("20150825T060000"),
fromIsoString("20150825T070000"))
# There's an intersection.
interval4 = Interval(fromIsoString("20150825T010000"),
fromIsoString("20150825T040000"))
# Right in interval1, there's an intersection.
interval5 = Interval(fromIsoString("20150825T030000"),
fromIsoString("20150825T040000"))
# Wrap interval1, there's an intersection.
interval6 = Interval(fromIsoString("20150825T010000"),
fromIsoString("20150825T050000"))
# Empty interval.
interval7 = Interval(True)
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval2)
self.assertTrue(tempInterval.isEmpty())
tempInterval = Interval(interval1)
gotError = True
try:
tempInterval.unionWith(interval2)
gotError = False
except:
pass
if not gotError:
self.fail("Expected error in unionWith(interval2)")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval3)
self.assertTrue(tempInterval.isEmpty())
tempInterval = Interval(interval1)
gotError = True
try:
tempInterval.unionWith(interval3)
gotError = False
except:
pass
if not gotError:
self.fail("Expected error in unionWith(interval3)")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval4)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T040000")
tempInterval = Interval(interval1)
tempInterval.unionWith(interval4)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T010000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T050000")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval5)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T040000")
tempInterval = Interval(interval1)
tempInterval.unionWith(interval5)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T050000")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval6)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T050000")
tempInterval = Interval(interval1)
tempInterval.unionWith(interval6)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T010000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T050000")
tempInterval = Interval(interval1)
tempInterval.intersectWith(interval7)
self.assertTrue(tempInterval.isEmpty())
tempInterval = Interval(interval1)
tempInterval.unionWith(interval7)
self.assertTrue(not tempInterval.isEmpty())
self.assertEqual(toIsoString(tempInterval.getStartTime()), "20150825T030000")
self.assertEqual(toIsoString(tempInterval.getEndTime()), "20150825T050000")