def test_read_values_float(self, mock_dat):
img2_data = self.img1_data[2:,1:,:]
# mocks
df = [self.img1_data.astype(float).flatten().ravel().tolist(),
img2_data.astype(float).flatten().ravel().tolist()]
mock_dat.return_value.ParseFromString.return_value = ""
type(mock_dat.return_value).data = PropertyMock(return_value='')
type(mock_dat.return_value).float_data = PropertyMock(side_effect=df)
type(mock_dat.return_value).channels = PropertyMock(side_effect=[4, 2])
type(mock_dat.return_value).height = PropertyMock(side_effect=[2, 1])
type(mock_dat.return_value).width = PropertyMock(side_effect=[3, 3])
v = r.read_values(self.path_lmdb, float)
assert_equal(len(v), 2, "Unexpected no. of elements.")
x, _ = v[0]
for ch in range(4):
for row in range(2):
for col in range(3):
assert_equal(x[ch, row, col], self.img1_data[ch, row, col])
x, _ = v[1]
for ch in range(2):
for row in range(1):
for col in range(3):
assert_equal(x[ch, row, col], img2_data[ch, row, col])
def test_read_values_pixels_with_labels_uint8(self, mock_dat):
# mocks
dstr = ['\x01\x04\x07\n\r\x10\x13\x16\x02\x05\x08\x0b\x0e\x11\x14\x17\x03\x06\t\x0c\x0f\x12\x15\x18',
'\x10\x16\x11\x17\x12\x18']
mock_dat.return_value.ParseFromString.return_value = ""
type(mock_dat.return_value).data = PropertyMock(side_effect=dstr)
type(mock_dat.return_value).channels = PropertyMock(side_effect=[3, 3])
type(mock_dat.return_value).height = PropertyMock(side_effect=[4, 2])
type(mock_dat.return_value).width = PropertyMock(side_effect=[2, 1])
type(mock_dat.return_value).label = PropertyMock(side_effect=[1, 0])
v = r.read_values(self.path_lmdb, np.uint8)
assert_equal(len(v), 2)
x, l = v[0]
for ch in range(3):
for row in range(4):
for col in range(2):
assert_equal(x[ch, row, col], self.img1_data[row, col, ch])
assert_equal(l, 1, "Unexpected 1st label")
x, l = v[1]
img2_data = self.img1_data[2:,1:,:]
for ch in range(3):
for row in range(2):
for col in range(1):
assert_equal(x[ch, row, col], img2_data[row, col, ch])
assert_equal(l, 0, "Unexpected 2nd label")