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"""
Tests for the md5 module implemented at interp-level in pypy/module/_md5.
"""
import py, sys
class AppTestMD5(object):
spaceconfig = {
'usemodules': ['_md5', 'binascii', 'time', 'struct'],
}
def setup_class(cls):
"""
Create a space with the md5 module and import it for use by the
tests.
"""
cls.w_md5 = cls.space.appexec([], """():
import _md5
return _md5
""")
def test_name(self):
"""
md5.name should be 'md5'.
"""
assert self.md5.md5().name == 'md5'
def test_digest_size(self):
"""
md5.digest_size should be 16.
"""
assert self.md5.md5().digest_size == 16
def test_MD5Type(self):
"""
Test the construction of an md5 object.
"""
md5 = self.md5
d = md5.md5()
def test_md5object(self):
"""
Feed example strings into a md5 object and check the digest and
hexdigest.
"""
md5 = self.md5
import binascii
cases = (
(b"",
"d41d8cd98f00b204e9800998ecf8427e"),
(b"a",
"0cc175b9c0f1b6a831c399e269772661"),
(b"abc",
"900150983cd24fb0d6963f7d28e17f72"),
(b"message digest",
"f96b697d7cb7938d525a2f31aaf161d0"),
(b"abcdefghijklmnopqrstuvwxyz",
"c3fcd3d76192e4007dfb496cca67e13b"),
(b"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
"d174ab98d277d9f5a5611c2c9f419d9f"),
(b"1234567890" * 8,
"57edf4a22be3c955ac49da2e2107b67a"),
)
for input, expected in cases:
d = md5.md5(input)
assert d.hexdigest() == expected
assert d.digest() == binascii.unhexlify(expected.encode('ascii'))
def test_copy(self):
"""
Test the copy() method.
"""
md5 = self.md5
d1 = md5.md5()
d1.update(b"abcde")
d2 = d1.copy()
d2.update(b"fgh")
d1.update(b"jkl")
assert d1.hexdigest() == 'e570e7110ecef72fcb772a9c05d03373'
assert d2.hexdigest() == 'e8dc4081b13434b45189a720b77b6818'
def test_buffer(self):
"""
Test passing a buffer object.
"""
md5 = self.md5
d1 = md5.md5(memoryview(b"abcde"))
d1.update(memoryview(b"jkl"))
assert d1.hexdigest() == 'e570e7110ecef72fcb772a9c05d03373'
def test_unicode(self):
"""
Test passing unicode strings.
"""
md5 = self.md5
raises(TypeError, md5.md5, "abcde")
d1 = md5.md5()
raises(TypeError, d1.update, "jkl")
def test_repr(self):
md5 = self.md5
assert 'md5' in repr(md5.md5())
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