def test_invertFreq(self, filfile):
myFil = FilReader(filfile)
data = myFil.readBlock(0, 100)
outfile = myFil.invertFreq()
mynewFil = FilReader(outfile)
newdata = mynewFil.readBlock(0, 100)
np.testing.assert_equal(mynewFil.header.dtype, myFil.header.dtype)
np.testing.assert_equal(mynewFil.header.nsamples,
myFil.header.nsamples)
np.testing.assert_equal(mynewFil.header.foff, -1 * myFil.header.foff)
np.testing.assert_array_equal(data, np.flip(newdata, axis=0))
os.remove(outfile)
