def test_four_line_sets_should_result(self):
lines = [LineSegment(Point(0, 0), Point(1, 0)), \
LineSegment(Point(0.5, 1), Point(1.5, 1))]
traj_lines = [TrajectoryLineSegment(lines[0], 0), \
TrajectoryLineSegment(lines[1], 1)]
res = get_representative_trajectory_average_inputs(trajectory_line_segments=traj_lines, \
min_prev_dist=0.5, min_lines=1)
expected = 4
self.assertEquals(len(res), expected)
def test_two_short_line_endpoints_get_picked(self):
lines = [LineSegment(Point(0, 0), Point(1, 0)), \
LineSegment(Point(0, 1), Point(1, 1))]
traj_lines = [TrajectoryLineSegment(lines[0], 0), \
TrajectoryLineSegment(lines[1], 1)]
res = get_representative_trajectory_average_inputs(trajectory_line_segments=traj_lines, \
min_prev_dist=1, min_lines=2)
expected = 2
self.assertEquals(len(res), expected)
def test_num_neighbor_counting(self):
line_segment = TrajectoryLineSegment(self.create_simple_line_seg((0, 0), (1, 1)), 1)
line_segment.distance_to_candidate = lambda x: 0.0
mock_canididates = [1, 2, 3, 4, 5, 6]
index = TrajectoryLineSegmentCandidateIndex(mock_canididates, epsilon=0.1)
self.assertRaises(Exception, line_segment.get_num_neighbors)
index.find_neighbors_of(line_segment)
self.assertEquals(line_segment.get_num_neighbors(), 6)
def test_trajectory_factory(self):
line_seg = self.create_simple_line_seg((0, 0), (1, 1))
expected = TrajectoryLineSegment(line_seg, 1)
res = TrajectoryLineSegmentFactory().new_trajectory_line_seg(
line_seg, trajectory_id=1)
self.assertEquals(res.line_segment, expected.line_segment)
self.assertEquals(res.trajectory_id, expected.trajectory_id)
def create_trajectory_line_seg(self,
start,
end,
traj_id,
original_position=None):
return TrajectoryLineSegment(LineSegment(Point(start[0], start[1]), \
Point(end[0], end[1])), traj_id, original_position)
def create_line(self,
horizontal_start,
horizontal_end,
line_set_ids,
trajectory_id,
orig_pos=None):
if orig_pos == None:
orig_pos = random.randint(0, 1000)
return {'trajectory_line_segment': \
TrajectoryLineSegment(LineSegment(Point(horizontal_start, random.randint(0, 1000)), \
Point(horizontal_end, random.randint(0, 1000))), \
trajectory_id, orig_pos), \
'line_set_ids': line_set_ids}
def __init__(self, distances, line_segment, id):
TrajectoryLineSegment.__init__(self,
line_segment,
trajectory_id=0,
id=id)
self.distances = distances