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labelmaker_test.py
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labelmaker_test.py
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"""Tests for labelmaker.py"""
import numpy as np
from deepcell_label.labelmaker import LabelInfoMaker
class TestLabelInfoMaker():
def compare_cell_ids(self, first, second):
"""Return whether two dicts of arrays are exactly equal"""
if first.keys() != second.keys():
return False
return all(np.array_equal(first[key], second[key]) for key in first)
def test_empty_labels(self):
labels = np.zeros((1, 1, 1, 1))
expected_ids = {0: np.array([])}
expected_info = {0: {}}
labeler = LabelInfoMaker(labels)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_one_label(self):
labels = np.ones((1, 1, 1, 1))
expected_ids = {0: np.array([1])}
expected_info = {0: {1: {'label': 1, 'frames': [0], 'slices': ''}}}
labeler = LabelInfoMaker(labels)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_two_frames_with_one_label(self):
labels = np.ones((2, 1, 1, 1))
expected_ids = {0: np.array([1])}
expected_info = {0: {1: {'label': 1, 'frames': [0, 1], 'slices': ''}}}
labeler = LabelInfoMaker(labels)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_two_frames_with_two_labels(self):
labels = np.array([[[[1]]], [[[2]]]])
expected_ids = {0: np.array([1, 2])}
expected_info = {0: {1: {'label': 1, 'frames': [0], 'slices': ''},
2: {'label': 2, 'frames': [1], 'slices': ''}}}
labeler = LabelInfoMaker(labels)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_two_features(self):
labels = np.zeros((1, 1, 1, 2))
expected_ids = {0: np.array([]), 1: np.array([])}
expected_info = {0: {}, 1: {}}
labeler = LabelInfoMaker(labels)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_tracking_empty(self):
labels = np.zeros((1, 1, 1, 1))
expected_ids = {0: np.array([])}
expected_info = {0: {}}
labeler = LabelInfoMaker(labels, tracking=True)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_tracking_one_cell(self):
labels = np.ones((1, 1, 1, 1))
expected_ids = {0: np.array([1])}
expected_info = {0: {1: {
'label': 1,
'frames': [0],
'frame_div': None,
'daughters': [],
'capped': False,
'parent': None
}}}
labeler = LabelInfoMaker(labels, tracking=True)
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_tracking_two_features_no_labels(self):
labels = np.zeros((1, 1, 1, 2))
labeler = LabelInfoMaker(labels, tracking=True)
expected_ids = {0: np.array([]), 1: np.array([])}
expected_info = {0: {}, 1: {}}
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_tracking_two_features_one_label(self):
labels = np.ones((1, 1, 1, 2))
labeler = LabelInfoMaker(labels, tracking=True)
expected_track = {
'label': 1,
'frames': [0],
'frame_div': None,
'daughters': [],
'capped': False,
'parent': None,
}
expected_ids = {0: np.array([1]), 1: np.array([1])}
expected_info = {0: {1: expected_track}, 1: {1: expected_track}}
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info
def test_tracking_two_features_two_labels(self):
labels = np.reshape([1, 2], (1, 1, 1, 2))
labeler = LabelInfoMaker(labels, tracking=True)
expected_ids = {0: np.array([1]), 1: np.array([2])}
expected_info = {
0: {
1: {
'label': 1,
'frames': [0],
'frame_div': None,
'daughters': [],
'capped': False,
'parent': None,
}},
1: {
2: {
'label': 2,
'frames': [0],
'frame_div': None,
'daughters': [],
'capped': False,
'parent': None,
}}}
assert self.compare_cell_ids(labeler.cell_ids, expected_ids)
assert labeler.cell_info == expected_info