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82 lines
2.8 KiB
82 lines
2.8 KiB
#!/usr/bin/env python2
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from __future__ import absolute_import
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try:
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from io import BytesIO
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except ImportError:
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from cStringIO import StringIO as BytesIO
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import unittest
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import qubesimgconverter
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class TestCaseImage(unittest.TestCase):
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def setUp(self):
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self.rgba = \
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b'\x00\x00\x00\xff' b'\xff\x00\x00\xff' \
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b'\x00\xff\x00\xff' b'\x00\x00\x00\xff'
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self.size = (2, 2)
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self.image = qubesimgconverter.Image(rgba=self.rgba, size=self.size)
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def test_00_init(self):
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self.assertEqual(self.image._rgba, self.rgba)
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self.assertEqual(self.image._size, self.size)
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def test_01_tint(self):
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image = self.image.tint('#0000ff')
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self.assertEqual(image._rgba,
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b'\x00\x00\x3f\xff' b'\x00\x00\xff\xff'
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b'\x00\x00\xff\xff' b'\x00\x00\x3f\xff')
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def test_10_get_from_stream(self):
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io = BytesIO('{0[0]} {0[1]}\n'.format(self.size).encode() + self.rgba)
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image = qubesimgconverter.Image.get_from_stream(io)
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self.assertEqual(image._rgba, self.rgba)
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self.assertEqual(image._size, self.size)
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def test_11_get_from_stream_malformed(self):
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io = BytesIO('{0[0]} {0[1]}\n'.format(self.size).encode() +
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self.rgba[:-1]) # one byte too short
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with self.assertRaises(Exception):
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image = qubesimgconverter.Image.get_from_stream(io)
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def test_12_get_from_stream_too_big(self):
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io = BytesIO('{0[0]} {0[1]}\n'.format(self.size).encode() + self.rgba) # 2x2
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with self.assertRaises(Exception):
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image = qubesimgconverter.Image.get_from_stream(io, max_width=1)
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io.seek(0)
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with self.assertRaises(Exception):
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image = qubesimgconverter.Image.get_from_stream(io, max_height=1)
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class TestCaseFunctionsAndConstants(unittest.TestCase):
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def test_00_imghdrlen(self):
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self.assertEqual(qubesimgconverter.imghdrlen(8, 15), len('8 15\n'))
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self.assertEqual(qubesimgconverter.imghdrlen(100, 100), len('100 100\n'))
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def test_01_re_imghdr(self):
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self.assertTrue(qubesimgconverter.re_imghdr.match(b'8 15\n'))
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self.assertIsNone(qubesimgconverter.re_imghdr.match(b'8 15'))
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self.assertIsNone(qubesimgconverter.re_imghdr.match(b'815\n'))
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self.assertIsNone(qubesimgconverter.re_imghdr.match(b'x yx\n'))
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def test_10_hex_to_float_result_00(self):
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self.assertEqual(qubesimgconverter.hex_to_int('#000000'), (0, 0, 0))
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def test_11_hex_to_float_result_ff(self):
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self.assertEqual(qubesimgconverter.hex_to_int('0xffffff'),
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(0xff, 0xff, 0xff))
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def test_12_hex_to_float_depth_3_not_implemented(self):
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with self.assertRaises(ValueError):
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qubesimgconverter.hex_to_int('123456', depth=3)
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if __name__ == '__main__':
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unittest.main()
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