def METHOD_NAME(noisy_sinusoid):
    vect = io_gwf.create_frvect(noisy_sinusoid)
    assert vect.nData == noisy_sinusoid.size
    assert vect.nBytes == noisy_sinusoid.nbytes
    assert vect.name == noisy_sinusoid.name
    assert vect.unitY == noisy_sinusoid.unit
    xdim = vect.GetDim(0)
    assert xdim.unitX == noisy_sinusoid.xunit
    assert xdim.dx == noisy_sinusoid.dx.value
    assert xdim.startX == noisy_sinusoid.x0.value