def test_peak_normalize_no_change(self):
samples = self.make_test_sine(44100, 100)
samplesNorm = AudioBuffer.peak_normalize(samples)
np.testing.assert_array_almost_equal(samples, samplesNorm, decimal=5)
def test_peak_normalize(self):
samples = self.make_test_sine(44100, 100)
samplesHalfAmp = samples * 0.5
samplesNorm = AudioBuffer.peak_normalize(samples)
np.testing.assert_array_equal(samples, samplesNorm)