def test_spikes_dot_clone():
mz = numpy.array([10, 20, 30], dtype="float")
intensities = numpy.array([100, 20, 300], dtype="float")
peaks = Spikes(mz=mz, intensities=intensities)
peaks_cloned = peaks.clone()
assert peaks == peaks_cloned
assert peaks is not peaks_cloned
def test_spikes_mz_wrong_data_type():
mz = [10, 20, 30]
intensities = numpy.array([100, 20, 300], dtype="float")
with pytest.raises(AssertionError) as msg:
_ = Spikes(mz=mz, intensities=intensities)
assert str(msg.value) == "Input argument 'mz' should be a numpy.array."
def test_spikes_to_numpy():
"""Test conversion to stacked numpy array"""
mz = numpy.array([10, 20, 30], dtype="float")
intensities = numpy.array([100, 99.9, 300], dtype="float")
peaks = Spikes(mz=mz, intensities=intensities)
assert numpy.allclose(peaks.to_numpy,
numpy.array([[10., 100.], [20., 99.9], [30., 300.]]))
def test_spikes_init():
mz = numpy.array([10, 20, 30], dtype="float")
intensities = numpy.array([100, 20, 300], dtype="float")
peaks = Spikes(mz=mz, intensities=intensities)
assert peaks is not None
assert numpy.allclose(mz, peaks.mz)
assert numpy.allclose(intensities, peaks.intensities)
def test_spikes_unpack():
mz = numpy.array([10, 20, 30], dtype="float")
intensities = numpy.array([100, 20, 300], dtype="float")
peaks = Spikes(mz=mz, intensities=intensities)
mz_unpacked, intensities_unpacked = peaks
assert numpy.allclose(mz, mz_unpacked)
assert numpy.allclose(intensities, intensities_unpacked)
def test_spikes_same_shape():
mz = numpy.array([10, 20, 30, 40], dtype="float")
intensities = numpy.array([100, 20, 300], dtype="float")
with pytest.raises(AssertionError) as msg:
_ = Spikes(mz=mz, intensities=intensities)
assert str(
msg.value
) == "Input arguments 'mz' and 'intensities' should be the same shape."
def test_spikes_intensities_wrong_numpy_dtype():
mz = numpy.array([10, 20, 30], dtype="float")
intensities = numpy.array([100, 20, 300], dtype="int")
with pytest.raises(AssertionError) as msg:
_ = Spikes(mz=mz, intensities=intensities)
assert str(
msg.value
) == "Input argument 'intensities' should be an array of type float."
