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