コード例 #1
0
    def test_parse_binary(self):
        s = (b'#A@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xde\x8b<@\xde\x8b<@'
             b'\xde\x8b<@\xde\x8b<@\xe0\x8b<@\xe0\x8b<@\xdc\x8b<@\xde\x8b<@'
             b'\xe2\x8b<@\xe0\x8b<')
        e = [
            0.01707566, 0.01707566, 0.01707566, 0.01707566, 0.01707375,
            0.01707375, 0.01707375, 0.01707375, 0.01707470, 0.01707470,
            0.01707280, 0.01707375, 0.01707566, 0.01707470
        ]
        with self.assertWarns(FutureWarning):
            p = util.parse_binary(s, is_big_endian=False, is_single=True)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        # Test handling indefinite length block
        p = util.from_ieee_block(s, datatype='f', is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        # Test handling definite length block
        p = util.from_ieee_block(b'#214' + s[2:],
                                 datatype='f',
                                 is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        p = util.from_hp_block(b'#A\x0e\x00' + s[2:],
                               datatype='f',
                               is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)
コード例 #2
0
    def test_parse_binary(self):
        s = (b'#A@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xde\x8b<@\xde\x8b<@'
             b'\xde\x8b<@\xde\x8b<@\xe0\x8b<@\xe0\x8b<@\xdc\x8b<@\xde\x8b<@'
             b'\xe2\x8b<@\xe0\x8b<')
        e = [
            0.01707566, 0.01707566, 0.01707566, 0.01707566, 0.01707375,
            0.01707375, 0.01707375, 0.01707375, 0.01707470, 0.01707470,
            0.01707280, 0.01707375, 0.01707566, 0.01707470
        ]

        # Test handling indefinite length block
        p = util.from_ieee_block(s, datatype='f', is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        # Test handling definite length block
        p = util.from_ieee_block(b'#214' + s[2:],
                                 datatype='f',
                                 is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        p = util.from_hp_block(b'#A\x0e\x00' + s[2:],
                               datatype='f',
                               is_big_endian=False,
                               container=partial(array.array, 'f'))
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)
コード例 #3
0
ファイル: test_util.py プロジェクト: cmarqu/pyvisa
    def test_parse_binary(self):
        s = (b'#A@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xde\x8b<@\xde\x8b<@'
             b'\xde\x8b<@\xde\x8b<@\xe0\x8b<@\xe0\x8b<@\xdc\x8b<@\xde\x8b<@'
             b'\xe2\x8b<@\xe0\x8b<')
        e = [0.01707566, 0.01707566, 0.01707566, 0.01707566, 0.01707375,
             0.01707375, 0.01707375, 0.01707375, 0.01707470, 0.01707470,
             0.01707280, 0.01707375, 0.01707566, 0.01707470]
        with self.assertWarns(FutureWarning):
            p = util.parse_binary(s, is_big_endian=False, is_single=True)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        # Test handling indefinite length block
        p = util.from_ieee_block(s, datatype='f', is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        # Test handling definite length block
        p = util.from_ieee_block(b'#214' + s[2:], datatype='f',
                                 is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)

        p = util.from_hp_block(b'#A\x0e\x00' + s[2:], datatype='f',
                               is_big_endian=False)
        for a, b in zip(p, e):
            self.assertAlmostEqual(a, b)
コード例 #4
0
    def test_parse_binary(self):
        s = (
            b"#A@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xe2\x8b<@\xde\x8b<@\xde\x8b<@"
            b"\xde\x8b<@\xde\x8b<@\xe0\x8b<@\xe0\x8b<@\xdc\x8b<@\xde\x8b<@"
            b"\xe2\x8b<@\xe0\x8b<"
        )
        e = [
            0.01707566,
            0.01707566,
            0.01707566,
            0.01707566,
            0.01707375,
            0.01707375,
            0.01707375,
            0.01707375,
            0.01707470,
            0.01707470,
            0.01707280,
            0.01707375,
            0.01707566,
            0.01707470,
        ]

        # Test handling indefinite length block
        p = util.from_ieee_block(s, datatype="f", is_big_endian=False)
        for a, b in zip(p, e):
            assert a == pytest.approx(b)

        # Test handling definite length block
        p = util.from_ieee_block(b"#214" + s[2:], datatype="f", is_big_endian=False)
        for a, b in zip(p, e):
            assert a == pytest.approx(b)

        p = util.from_hp_block(
            b"#A\x0e\x00" + s[2:],
            datatype="f",
            is_big_endian=False,
            container=partial(array.array, "f"),
        )
        for a, b in zip(p, e):
            assert a == pytest.approx(b)