def test_int_static_field(self):
field = Int('4', "field", '-72')
self.assertTrue(field.length.static)
self.assertEquals(field.name, "field")
self.assertEquals(field.default_value, '-72')
self.assertEquals(field.type, 'int')
self.assertEquals(field.encode({}, {}, None).hex, '0xffffffb8')
def test_encode_aligned_int(self):
sint = Int(1, 'foo', '-72', align='4')
encoded = sint.encode({}, {}, None)
self.assertEquals(encoded.int, -72)
self.assertEquals(encoded.hex, '0xb8')
self.assertEquals(len(encoded), 4)
self.assertEquals(encoded._raw, to_bin('0xb800 0000'))
def test_decode_aligned_int(self):
sint = Int(1, 'foo', None, align='4')
decoded = sint.decode(to_bin('0xb800 0000'), None)
self.assertEquals(decoded.int, -72)
self.assertEquals(decoded.hex, '0xb8')
self.assertEquals(len(decoded), 4)
self.assertEquals(decoded._raw, to_bin('0xb800 0000'))
def test_int_static_field(self):
field = Int('4', "field", '-72')
self.assertTrue(field.length.static)
self.assertEquals(field.name, "field")
self.assertEquals(field.default_value, '-72')
self.assertEquals(field.type, 'int')
self.assertEquals(field.encode({}, {}, None).hex, '0xffffffb8')
def test_decode_aligned_int(self):
sint = Int(1, 'foo', None, align='4')
decoded = sint.decode(to_bin('0xb800 0000'), None)
self.assertEquals(decoded.int, -72)
self.assertEquals(decoded.hex, '0xb8')
self.assertEquals(len(decoded), 4)
self.assertEquals(decoded._raw, to_bin('0xb800 0000'))
def test_encode_aligned_int(self):
sint = Int(1, 'foo', '-72', align='4')
encoded = sint.encode({}, {}, None)
self.assertEquals(encoded.int, -72)
self.assertEquals(encoded.hex, '0xb8')
self.assertEquals(len(encoded), 4)
self.assertEquals(encoded._raw, to_bin('0xb800 0000'))
def test_validate_int(self):
field = Field('int', 'field', to_bin('0xffb8'))
self._should_pass(Int(2, 'field', -72).validate({'field': field}, {}))
self._should_pass(Int(2, 'field', '-72').validate({'field': field}, {}))
self._should_pass(Int(2, 'field', '-0x48').validate({'field': field}, {}))
self._should_pass(Int(2, 'field', '-0x0048').validate({'field': field}, {}))
self._should_pass(Int(2, 'field', '(0|-72)').validate({'field': field}, {}))
def test_decode_int(self):
field_template = Int(2, 'field', -72)
decoded = field_template.decode(to_bin('0xffb8'), {})
self.assertEquals(decoded.int, -72)
self.assertEquals(decoded.hex, '0xffb8')
def test_little_endian_int_encode(self):
template = Int(2, 'field', -72)
field = template.encode({}, {}, None, little_endian=True)
self.assertEquals(field._raw, to_bin('0xb8ff'))
self.assertEquals(field.int, -72)
self.assertEquals(field.bytes, to_bin('0xffb8'))
def test_decode_int(self):
field_template = Int(2, 'field', -72)
decoded = field_template.decode(to_bin('0xffb8'), {})
self.assertEquals(decoded.int, -72)
self.assertEquals(decoded.hex, '0xffb8')
def test_little_endian_int_encode(self):
template = Int(2, 'field', -72)
field = template.encode({}, {}, None, little_endian=True)
self.assertEquals(field._raw, to_bin('0xb8ff'))
self.assertEquals(field.int, -72)
self.assertEquals(field.bytes, to_bin('0xffb8'))
