Example #1
0
def test_uvarint():
    with open(os.path.join(here, 'uvarint')) as f:
        for i, l in enumerate(f):
            if i > count:
                break
            data, res = eval(l)
            i = encoding.Numpy8(np.frombuffer(util.byte_buffer(data), dtype=np.uint8))
            o = encoding.read_unsigned_var_int(i)
            assert (res == o)
Example #2
0
def test_uvarint():
    values = np.random.randint(0, 15000, size=100)
    o = encoding.Numpy8(np.zeros(30, dtype=np.uint8))
    for v in values:
        o.loc = 0
        writer.encode_unsigned_varint(v, o)
        o.loc = 0
        out = encoding.read_unsigned_var_int(o)
        assert v == out
Example #3
0
def test_uvarint():
    with open(os.path.join(here, 'uvarint')) as f:
        for i, l in enumerate(f):
            if i > count:
                break
            data, res = eval(l)
            i = encoding.Numpy8(np.frombuffer(memoryview(data), dtype=np.uint8))
            o = encoding.read_unsigned_var_int(i)
            assert (res == o)
Example #4
0
def test_uvarint():
    with open(os.path.join(TEST_DATA, 'uvarint')) as f:
        for i, l in enumerate(f):
            if i > count:
                break
            data, res = eval(l)
            i = encoding.NumpyIO(data)
            o = encoding.read_unsigned_var_int(i)
            assert (res == o)
def test_uvarint():
    values = np.random.randint(0, 15000, size=100)
    o = encoding.Numpy8(np.zeros(30, dtype=np.uint8))
    for v in values:
        o.loc = 0
        writer.encode_unsigned_varint(v, o)
        o.loc = 0
        out = encoding.read_unsigned_var_int(o)
        assert v == out
def test_bitpack():
    for _ in range(10):
        values = np.random.randint(0, 15000, size=np.random.randint(10, 100), dtype=np.int32)
        width = encoding.width_from_max_int(values.max())
        o = encoding.Numpy8(np.zeros(900, dtype=np.uint8))
        writer.encode_bitpacked(values, width, o)
        o.loc = 0
        head = encoding.read_unsigned_var_int(o)
        out = encoding.Numpy32(np.zeros(300, dtype=np.int32))
        encoding.read_bitpacked(o, head, width, out)
        assert (values == out.so_far()[: len(values)]).all()
        assert out.so_far()[len(values) :].sum() == 0  # zero padding
        assert out.loc - len(values) < 8
Example #7
0
def test_bitpack():
    for _ in range(10):
        values = np.random.randint(0, 15000, size=np.random.randint(10, 100),
                                   dtype=np.int32)
        width = encoding.width_from_max_int(values.max())
        o = encoding.Numpy8(np.zeros(900, dtype=np.uint8))
        writer.encode_bitpacked(values, width, o)
        o.loc = 0
        head = encoding.read_unsigned_var_int(o)
        out = encoding.Numpy32(np.zeros(300, dtype=np.int32))
        encoding.read_bitpacked(o, head, width, out)
        assert (values == out.so_far()[:len(values)]).all()
        assert out.so_far()[len(values):].sum() == 0  # zero padding
        assert out.loc - len(values) < 8