def test_line(self):
range = Range(3)
assert range == Range(3, 3)
assert range.upperY() == 3
assert range.lowerY() == 3
assert range.toLineTuples() == (3, 3)
assert not range.isInverse()
assert range.isLines()
assert range.isOneLine()
range.assertLines()
range.assertOneLine()
def test_NotOneLineRangeException_2(self):
range = Range((1, 3), (2, 4))
range.assertOneLine()
def test_NotOneLineRangeException_1(self):
range = Range(1, 3)
range.assertOneLine()
