diff options
| -rw-r--r-- | msgpack/_msgpack.pyx | 11 | ||||
| -rw-r--r-- | test/test_pack.py | 29 |
2 files changed, 40 insertions, 0 deletions
diff --git a/msgpack/_msgpack.pyx b/msgpack/_msgpack.pyx index 7131d1f..18a75ca 100644 --- a/msgpack/_msgpack.pyx +++ b/msgpack/_msgpack.pyx @@ -178,6 +178,17 @@ cdef class Packer(object): self.pk.length = 0 return buf + cpdef pack_array_header(self, size_t size): + msgpack_pack_array(&self.pk, size) + buf = PyBytes_FromStringAndSize(self.pk.buf, self.pk.length) + self.pk.length = 0 + return buf + + cpdef pack_map_header(self, size_t size): + msgpack_pack_map(&self.pk, size) + buf = PyBytes_FromStringAndSize(self.pk.buf, self.pk.length) + self.pk.length = 0 + return buf def pack(object o, object stream, default=None, encoding='utf-8', unicode_errors='strict'): """ diff --git a/test/test_pack.py b/test/test_pack.py index b216c46..937141d 100644 --- a/test/test_pack.py +++ b/test/test_pack.py @@ -91,6 +91,35 @@ def testPackFloat(): assert_equal(packb(1.0, use_single_float=True), b'\xca' + struct.pack('>f', 1.0)) assert_equal(packb(1.0, use_single_float=False), b'\xcb' + struct.pack('>d', 1.0)) +def testArraySize(sizes=[0, 5, 50, 1000]): + bio = six.BytesIO() + packer = Packer() + for size in sizes: + bio.write(packer.pack_array_header(size)) + for i in range(size): + bio.write(packer.pack(i)) + + bio.seek(0) + unpacker = Unpacker(bio) + for size in sizes: + assert unpacker.unpack() == tuple(range(size)) + +def testMapSize(sizes=[0, 5, 50, 1000]): + bio = six.BytesIO() + packer = Packer() + for size in sizes: + bio.write(packer.pack_map_header(size)) + for i in range(size): + bio.write(packer.pack(i)) # key + bio.write(packer.pack(i * 2)) # value + + bio.seek(0) + unpacker = Unpacker(bio) + for size in sizes: + assert unpacker.unpack() == {i: i * 2 for i in range(size)} + + + class odict(dict): '''Reimplement OrderedDict to run test on Python 2.6''' |