Merge remote-tracking branch 'jnothman/read_size_cpp'

Conflicts:
	msgpack/_msgpack.pyx
	setup.py

test/test_pack.py

@@ -90,6 +90,35 @@ 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'''

test/test_read_size.py

@@ -0,0 +1,66 @@
+"""Test Unpacker's read_array_header and read_map_header methods"""
+from msgpack import packb, Unpacker
+UnexpectedTypeException = ValueError
+
+def test_read_array_header():
+    unpacker = Unpacker()
+    unpacker.feed(packb(['a', 'b', 'c']))
+    assert unpacker.read_array_header() == 3
+    assert unpacker.unpack() == 'a'
+    assert unpacker.unpack() == 'b'
+    assert unpacker.unpack() == 'c'
+    try:
+        unpacker.unpack()
+        assert 0, 'should raise exception'
+    except StopIteration:
+        assert 1, 'okay'
+
+
+def test_read_map_header():
+    unpacker = Unpacker()
+    unpacker.feed(packb({'a': 'A'}))
+    assert unpacker.read_map_header() == 1
+    assert unpacker.unpack() == 'a'
+    assert unpacker.unpack() == 'A'
+    try:
+        unpacker.unpack()
+        assert 0, 'should raise exception'
+    except StopIteration:
+        assert 1, 'okay'
+
+def test_incorrect_type_array():
+    unpacker = Unpacker()
+    unpacker.feed(packb(1))
+    try:
+        unpacker.read_array_header()
+        assert 0, 'should raise exception'
+    except UnexpectedTypeException:
+        assert 1, 'okay'
+
+def test_incorrect_type_map():
+    unpacker = Unpacker()
+    unpacker.feed(packb(1))
+    try:
+        unpacker.read_map_header()
+        assert 0, 'should raise exception'
+    except UnexpectedTypeException:
+        assert 1, 'okay'
+
+def test_correct_type_nested_array():
+    unpacker = Unpacker()
+    unpacker.feed(packb({'a': ['b', 'c', 'd']}))
+    try:
+        unpacker.read_array_header()
+        assert 0, 'should raise exception'
+    except UnexpectedTypeException:
+        assert 1, 'okay'
+
+def test_incorrect_type_nested_map():
+    unpacker = Unpacker()
+    unpacker.feed(packb([{'a': 'b'}]))
+    try:
+        unpacker.read_map_header()
+        assert 0, 'should raise exception'
+    except UnexpectedTypeException:
+        assert 1, 'okay'
+