def test_decode_graphical_basic2():
message = fake.text()
encoded = Ralgo(message).encode().graphical().encode()
decoded = Ralgo(encoded.decode()).decode()
assert str(decoded) == message
def test_convert_bytes():
message = os.urandom(420)
encoded = Ralgo(message).encode()
decoded = encoded.decode()
assert bytes(decoded) == message
def test_decode_graphical_fails2():
try:
graphical = Ralgo("tests/graphical/files/42.jpeg").graphical()
_ = Ralgo(graphical.decode()).decode()
assert False
except InvalidImage as e:
assert e.message == "The given image has an invalid size"
def test_decode_graphical_basic1():
message = "Salut"
encoded = Ralgo(message).encode().graphical().encode()
decoded = Ralgo(encoded.decode()).decode()
assert str(decoded) == message
def test_encode_graphical_basic2():
message = fake.text()
encoded = Ralgo(message).encode()
_ = encoded.graphical().encode()
assert True # this test should not fail
def test_decode_basic4():
message = "slt"
encoded = Ralgo(message).encode()
decoded = encoded.decode()
assert str(decoded) == message
def test_decode_basic3():
message = fake.text()
encoded = Ralgo(message).encode()
decoded = encoded.decode()
assert str(decoded) == message
def test_decode_fake_bytes4():
message = "b'ezf'ez'"
encoded = Ralgo(message).encode()
decoded = encoded.decode()
assert str(decoded) == message
def test_decode_chars3():
message = fake.text()
chars = ("-", "—")
encoded = Ralgo(message).encode(chars=chars)
decoded = encoded.decode(chars=chars)
assert str(decoded) == message
def test_decode_depth3():
message = fake.text()
depth = 12
encoded = Ralgo(message).encode(depth=depth)
decoded = encoded.decode(depth=depth)
assert str(decoded) == message
def test_decode_graphical_fails1():
try:
# noinspection PyTypeChecker
graphical = Ralgo(42).graphical()
_ = Ralgo(graphical.decode()).decode()
assert False
except InvalidArgument as e:
assert (e.message ==
"The file must be given by path (str) or bytes (bytes)")
def test_decode_bits3():
message = fake.text()
depth = 12
bits = 42
encoded = Ralgo(message).encode(depth=depth, bits=bits)
decoded = encoded.decode(depth=depth, bits=bits)
assert str(decoded) == message
def test_encode_graphical_bytes1():
message = "Salut"
encoded = Ralgo(message).encode().graphical().encode()
arr = encoded.to_bytes()
img = Image.open(BytesIO(arr))
assert img.size == (17, 17)
def test_compressor_full_op1():
message = fake.text()
encoded = Ralgo(message).encode()
compressed = encoded.compress()
decompressed = compressed.decompress()
decoded = decompressed.decode()
assert str(decoded) == message
def test_decode_graphical_file1():
with open("tests/graphical/files/qr.png", "rb") as f:
qr = f.read()
message = "tests/graphical/files/qr_encoded.png"
graphical = Ralgo(message).graphical()
output = Ralgo(graphical.decode()).decode()
assert bytes(output) == qr
def test_decode_graphical_file2():
with open("tests/graphical/files/file.txt", "rb") as f:
file = f.read()
message = "tests/graphical/files/file_encoded.png"
graphical = Ralgo(message).graphical()
output = Ralgo(graphical.decode()).decode()
assert bytes(output) == file
def test_convert_file():
with open("tests/bytes/file.txt", "rb") as f:
message = f.read()
encoded = Ralgo(message).encode()
decoded = encoded.decode()
print(type(decoded.statement), decoded.statement)
print(message)
assert bytes(decoded) == message
def test_graphical_full_op():
message = fake.text()
encoded = Ralgo(message).encode()
graphical = encoded.graphical().encode()
arr = graphical.to_bytes()
decoded_graphical = Ralgo(arr).graphical().decode()
decoded = Ralgo(decoded_graphical).decode()
assert str(decoded) == message
def test_graphical_full_op_file2():
path = f"tests/graphical/tmp/{fake.pyint()}.png"
with open("tests/graphical/files/file.txt", "rb") as f:
message = f.read()
Ralgo(message).encode().graphical().encode().save(path)
output = Ralgo(Ralgo(path).graphical().decode()).decode()
assert bytes(output) == message
os.remove(path)
def test_encode_graphical_save1():
message = "Salut"
path = f"tests/graphical/tmp/{fake.pyint()}.png"
encoded = Ralgo(message).encode().graphical().encode()
encoded.save(path)
img = Image.open(path)
assert img.size == (17, 17)
os.remove(path)
def test_encode_graphical_bytes2():
message = fake.text()
encoded = Ralgo(message).encode()
graphical = encoded.graphical().encode()
arr = graphical.to_bytes()
img = Image.open(BytesIO(arr))
assert img.size == (
math.ceil(math.sqrt(len(encoded))),
math.ceil(math.sqrt(len(encoded))),
)
def test_encode_chars3():
message = fake.text()
chars = ("-", "—")
encoded = Ralgo(message).encode(chars=chars)
assert contains_only(str(encoded), chars)
def test_encode_depth2():
message = "Salut"
try:
_ = Ralgo(message).encode(depth=1)
assert False
except DepthError as e:
assert "Given depth is too low" == e.message
def test_encode_bits2():
message = "Salut"
try:
_ = Ralgo(message).encode(depth=7, bits=1)
assert False
except BitsError as e:
assert "Given bits is too low" == e.message
def test_decompress_basic1():
message = "57{15}17162717211{12}112416172725121112271627133125181716242116111{14}17161726111511161"
decoded = Ralgo(message).decompress()
assert (
str(decoded) ==
".....,,,,,,,...............,.......,......,,.......,.......,,.,............,.,,....,......,.......,,.......,,.....,..,.,..,,.......,......,,.......,...,,,.,,.....,........,.......,......,,....,,.,......,.,..............,.......,......,.......,,......,.,.....,.,......,"
)
def test_decompress_fails():
message = "*"
try:
_ = Ralgo(message).decompress()
assert False
except DecompressParseError as e:
assert "Failed on parsing given compressed text" == e.message
def test_decode_depth2():
message = ".,,,,,,,...............,.......,......,,.......,......,.,....,.........,.,,....,......,,.......,.......,,....,.........,.......,.......,.......,.......,,,.,..,........,.......,......,.......,,.......,,,.............,.......,.......,....,,.,...,,,.,,..............,.......,......,.......,,.......,,....,.........,.......,.......,.......,.......,,,.,.....,.,..,,.......,.......,.......,......,.,.....,........,.......,......,,.......,.......,,.......,......,"
try:
_ = Ralgo(message).decode()
assert False
except DecodeError as e:
assert "Failed to decode one layer" == e.message
def test_encode_graphical_save2():
message = fake.text()
path = f"tests/graphical/tmp/{fake.pyint()}.png"
encoded = Ralgo(message).encode()
graphical = encoded.graphical().encode()
graphical.save(path)
img = Image.open(path)
assert img.size == (
math.ceil(math.sqrt(len(encoded))),
math.ceil(math.sqrt(len(encoded))),
)
os.remove(path)
def test_decode_bits1():
message = ".......,,,,,,,,,...................,.........,.........,........,,........,.,......,...........,.........,........,..........,.....,,,.,,..................,.........,........,.........,,.........,,....,.............,.........,........,,.........,........,.,............,.,..,,.........,........,,.........,.........,,.......,..........,.........,.........,.........,.........,,,....,............,...,,....,........,,......,,.,.........,,..,....,.,........,"
decoded = Ralgo(message).decode(depth=7, bits=9)
print(decoded, type(decoded), decoded.statement, type(decoded.statement))
assert str(decoded) == "Salut"
def test_encode_chars4():
message = fake.text()
chars = ("1", "1")
try:
_ = Ralgo(message).encode(chars=chars)
assert False
except CharsError as e:
assert "Given chars must not be the same" == e.message
