def test_image_channel_non_image(shape):
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
img = np.random.randint(0, 256, shape[:-1])
save_name = os.path.join(test_dir, 'dat.npy')
misc_utils.save_file(save_name, img)
assert os.path.exists(save_name)
assert img_utils.get_img_channel_num(save_name) == shape[-1]
shutil.rmtree(test_dir)
def test_io_funcs_txt(s):
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
assert os.path.exists(test_dir)
save_name = os.path.join(test_dir, f'dat.txt')
misc_utils.save_file(save_name, s)
assert os.path.exists(save_name)
data_read = misc_utils.load_file(save_name)
assert ''.join(data_read) == ''.join(s)
shutil.rmtree(test_dir)
def test_io_funcs(ext):
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
assert os.path.exists(test_dir)
data = np.random.random((512, 512, 3))
save_name = os.path.join(test_dir, f'dat.{ext}')
misc_utils.save_file(save_name, data)
assert os.path.exists(save_name)
data_read = misc_utils.load_file(save_name)
np.testing.assert_array_almost_equal(data_read, data)
shutil.rmtree(test_dir)
def test_image_channel_raise_error(shape):
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
img = np.random.randint(0, 256, shape)
save_name = os.path.join(test_dir, f'dat.npy')
misc_utils.save_file(save_name, img)
assert os.path.exists(save_name)
with pytest.raises(ValueError,
match=r'Image can only have 2 or 3 dimensions'):
img_utils.get_img_channel_num(save_name)
shutil.rmtree(test_dir)
def test_io_funcs_json():
temp = 'c'
d = {'a': 123, 'b': 'abc', temp: [1, 2, 3]}
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
assert os.path.exists(test_dir)
save_name = os.path.join(test_dir, f'dat.json')
misc_utils.save_file(save_name, d)
assert os.path.exists(save_name)
data_read = misc_utils.load_file(save_name)
assert data_read == d
shutil.rmtree(test_dir)
def test_get_file_length():
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
assert os.path.exists(test_dir)
for i in range(10):
length = np.random.randint(100, 501)
text = []
for _ in range(length):
text.append('abcdefg\n')
save_name = os.path.join(test_dir, 'dat.txt')
misc_utils.save_file(save_name, text)
assert misc_utils.get_file_length(save_name) == length
shutil.rmtree(test_dir)
def test_io_funcs_image_pil():
img = np.random.randint(0, 256, (512, 512, 3))
test_dir = './temp'
misc_utils.make_dir_if_not_exist(test_dir)
assert os.path.exists(test_dir)
save_name = os.path.join(test_dir, 'dat.png')
misc_utils.save_file(save_name, img)
assert os.path.exists(save_name)
data_read = misc_utils.load_file(save_name, pil=True)
np.testing.assert_array_almost_equal(np.array(data_read), img)
data_read = misc_utils.load_file(save_name, pil=True, to_numpy=True)
np.testing.assert_array_almost_equal(data_read, img)
shutil.rmtree(test_dir)