def test_from_link_list_nonterminals(self):
left = Link(x=10, y=20, c_flag=5)
right = Link(x=34, y=66, c_flag=5)
expected = Event(sx=10, sy=20, ex=34, ey=66, c_flag=5)
result = list(Event.from_links([left, right]))
count = 0
for ev in result:
count += 1
self.assertTrue(expected == result[0])
self.assertEqual(1, count)
def test_from_link_list_three(self):
first = Link(x=10, y=20, c_flag=5)
second = Link(x=34, y=66, c_flag=5)
third = Link(x=55, y=96, c_flag=5)
expected_first = Event(sx=10, sy=20, ex=34, ey=66, c_flag=5)
expected_second = Event(sx=34, sy=66, ex=55, ey=96, c_flag=5)
result = list(Event.from_links([first, second, third]))
count = 0
for ev in result:
count += 1
self.assertEqual(2, count)
self.assertTrue(expected_first == result[0])
self.assertTrue(expected_second == result[1])
def test_from_link_list_four_terminal_second(self):
first = Link(x=10, y=20, c_flag=5)
second = Link(x=34, y=66, c_flag=255)
third = Link(x=55, y=96, c_flag=6)
fourth = Link(x=72, y=61, c_flag=6)
expected_first = Event(sx=10, sy=20, ex=34, ey=66, c_flag=5)
expected_second = Event(sx=55, sy=96, ex=72, ey=61, c_flag=6)
result = list(Event.from_links([first, second, third, fourth]))
count = 0
for ev in result:
count += 1
self.assertEqual(2, count)
self.assertTrue(expected_first == result[0])
self.assertTrue(expected_second == result[1])