#
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import pytest
from pytest import raises

from pymeasure.test import expected_protocol

from pymeasure.instruments.signalrecovery.dsp7265 import DSP7265


@pytest.mark.parametrize("frequency", [
    .001,
    2.51e4,
    100,
])
def test_valid_frequency(frequency):
    with expected_protocol(
            DSP7265,
            [(b"OF. %g" % frequency, None)],
    ) as instr:
        instr.frequency = frequency


@pytest.mark.parametrize("frequency", [
    0,
    1e14,
])
def test_invalid_frequency(frequency):
    with raises(ValueError):
        with expected_protocol(
                DSP7265,
                [(b"OF. %g" % frequency, None)],
        ) as instr:
            instr.frequency = frequency
