Method test_simple_decompress_bad_args

Lib/test/test_zstd.py:512–546

(self)

class DecompressorTestCase(unittest.TestCase):

    def test_simple_decompress_bad_args(self):
        # ZstdDecompressor
        self.assertRaises(TypeError, ZstdDecompressor, ())
        self.assertRaises(TypeError, ZstdDecompressor, zstd_dict=123)
        self.assertRaises(TypeError, ZstdDecompressor, zstd_dict=b'abc')
        self.assertRaises(TypeError, ZstdDecompressor, zstd_dict={1:2, 3:4})

        self.assertRaises(TypeError, ZstdDecompressor, options=123)
        self.assertRaises(TypeError, ZstdDecompressor, options='abc')
        self.assertRaises(TypeError, ZstdDecompressor, options=b'abc')

        with self.assertRaises(ValueError):
            ZstdDecompressor(options={C_INT_MAX: 100})
        with self.assertRaises(ValueError):
            ZstdDecompressor(options={C_INT_MIN: 100})
        with self.assertRaises(ValueError):
            ZstdDecompressor(options={0: C_INT_MAX})
        with self.assertRaises(OverflowError):
            ZstdDecompressor(options={2**1000: 100})
        with self.assertRaises(OverflowError):
            ZstdDecompressor(options={-(2**1000): 100})
        with self.assertRaises(OverflowError):
            ZstdDecompressor(options={0: -(2**1000)})

        with self.assertRaises(ValueError):
            ZstdDecompressor(options={DecompressionParameter.window_log_max: 100})
        with self.assertRaises(ValueError):
            ZstdDecompressor(options={3333: 100})

        empty = compress(b'')
        lzd = ZstdDecompressor()
        self.assertRaises(TypeError, lzd.decompress)
        self.assertRaises(TypeError, lzd.decompress, b"foo", b"bar")
        self.assertRaises(TypeError, lzd.decompress, "str")
        lzd.decompress(empty)

    def test_decompress_parameters(self):
        d = {DecompressionParameter.window_log_max : 15}