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Introduce a new argument in a2bits_list in order to specify the encoding of the string (unicode)

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Cédric Bonhomme 2017-05-04 13:05:56 +02:00
parent 49964d4f16
commit 5f5c07493c
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6 changed files with 77 additions and 28 deletions
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23
tests/test_lsb.py
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@ -43,22 +43,31 @@ class TestLSB(unittest.TestCase):
secret = lsb.hide("./tests/sample-files/Lenna.png", "")
def test_hide_and_reveal(self):
messages_to_hide = ['🍕', 'a', 'foo', 'Hello World!', ':Python:']
messages_to_hide = ['a', 'foo', 'Hello World!', ':Python:']
for message in messages_to_hide:
secret = lsb.hide("./tests/sample-files/Lenna.png", message)
secret.save("./image.png")
clear_message = lsb.reveal("./image.png")
self.assertEqual(message, clear_message)
def test_hide_and_reveal_UTF32LE(self):
messages_to_hide = 'I love 🍕 and 🍫!'
secret = lsb.hide("./tests/sample-files/Lenna.png",
messages_to_hide, 'UTF-32LE')
secret.save("./image.png")
clear_message = lsb.reveal("./image.png", 'UTF-32LE')
self.assertEqual(messages_to_hide, clear_message)
def test_with_transparent_png(self):
messages_to_hide = ['🍕', 'a', 'foo', 'Hello World!', ':Python:']
for message in messages_to_hide:
secret = lsb.hide("./tests/sample-files/transparent.png", message)
secret = lsb.hide("./tests/sample-files/transparent.png",
message, 'UTF-32LE')
secret.save("./image.png")
clear_message = lsb.reveal("./image.png")
clear_message = lsb.reveal("./image.png", 'UTF-32LE')
self.assertEqual(message, clear_message)
@ -66,19 +75,19 @@ class TestLSB(unittest.TestCase):
def test_manual_convert_rgb(self, input):
message_to_hide = 'I love 🍕 and 🍫!'
secret = lsb.hide("./tests/sample-files/Lenna-grayscale.png",
message_to_hide)
message_to_hide, 'UTF-32LE')
@patch('builtins.input', return_value='n')
def test_refuse_convert_rgb(self, input):
message_to_hide = 'I love 🍕 and 🍫!'
with self.assertRaises(Exception):
secret = lsb.hide("./tests/sample-files/Lenna-grayscale.png",
message_to_hide)
message_to_hide, 'UTF-32LE')
def test_auto_convert_rgb(self):
message_to_hide = 'I love 🍕 and 🍫!'
secret = lsb.hide("./tests/sample-files/Lenna-grayscale.png",
message_to_hide, True)
message_to_hide, 'UTF-32LE', True)
def test_with_text_file(self):
text_file_to_hide = './tests/sample-files/lorem_ipsum.txt'