def test_zero_intensity():
contrast("picfixPy/test/test_img/contrast/test_img1.png", 0, False,
"picfixPy/test/test_img/contrast/contrast.png")
output_img = skimage.io.imread(
"picfixPy/test/test_img/contrast/contrast.png")
assert np.array_equal(
output_img, test_img1), "Images should be indentical with 0 intensity."
def test_correct_contrast():
contrast("picfixPy/test/test_img/contrast/test_img1.png", 5, False,
"picfixPy/test/test_img/contrast/expected_img1.png")
output_img = skimage.io.imread(
"picfixPy/test/test_img/contrast/expected_img1.png")
assert np.array_equal(
output_img, expected_img1
), "The image should be with adjusted contrast with an intensity of 5."
def test_output_path_valid():
with pytest.raises(FileNotFoundError):
contrast("picfixPy/test/test_img/contrast/test_img1.png", 5, False,
"beasttribe/namazu/dailies.png")
def test_output_nonimage():
with pytest.raises(ValueError):
contrast("picfixPy/test/test_img/contrast/test_img1.png", 5, False,
"picfixPy/test/test_img/contrast/test_img2.java")
def test_display_image():
try:
contrast("picfixPy/test/test_img/contrast/test_img1.png", 5, True)
except Exception: # pragma: no cover
raise pytest.fail("Cannot display image, something went wrong.")
def test_input_nonimage():
with pytest.raises(OSError):
contrast("picfixPy/test/test_img/contrast/test_img1.java", 5, False,
"picfixPy/test/test_img/contrast/contrast.png")
def test_input_exist():
with pytest.raises(FileNotFoundError):
contrast("picfixPy/test/test_img/ffxiv/namazu.png", 5, False,
"picfixPy/test/test_img/contrast/contrast.png")
def test_valid_intensity():
with pytest.raises(ValueError):
contrast("picfixPy/test/test_img/contrast/test_img1.png", -10.5, False,
"picfixPy/test/test_img/contrast/contrast.png")
def test_input_string():
with pytest.raises(AttributeError):
contrast(888, 5, False, "picfixPy/test/test_img/contrast/contrast.png")