Source code for crikit.utils.tests.test_pad_edge_mean

""" Tests for crikit.utils.general.pad_edge_mean """

import numpy as np

import pytest

from crikit.utils.general import pad_edge_mean


[docs]def test_pad_1d(): x = np.arange(-1000,1001) y = np.real(1/(-500 - x - 1j*100)) y_pad_edge, window_edge = pad_edge_mean(y, 10) assert np.allclose(y_pad_edge[10:-10], y) assert np.allclose(y_pad_edge[:10], y[0]) assert np.allclose(y_pad_edge[-10:], y[-1]) assert np.allclose(window_edge[10:-10], 1) assert np.allclose(window_edge[:10], 0) assert np.allclose(window_edge[-10:], 0) assert np.allclose(y_pad_edge[..., window_edge==1], y)
[docs]def test_pad_1d_0_width(): x = np.arange(-1000,1001) y = np.real(1/(-500 - x - 1j*100)) y_pad_edge, window_edge = pad_edge_mean(y, 0) assert np.allclose(y_pad_edge, y) assert np.allclose(y_pad_edge[..., window_edge==1], y) assert np.allclose(window_edge, 1)
[docs]def test_pad_2d(): x = np.arange(-1000,1001) y = np.real(1/(-500 - x - 1j*100)) y = np.vstack((y, y)) assert y.shape[0] == 2 assert y.shape[-1] == x.size y_pad_edge, window_edge = pad_edge_mean(y, 10) assert np.allclose(y_pad_edge[..., 10:-10], y) assert np.allclose(y_pad_edge[..., :10], np.dot(y[..., 0:1], np.ones((1, 10)))) assert np.allclose(y_pad_edge[..., -10:], np.dot(y[..., -1:-2:-1], np.ones((1, 10)))) assert np.allclose(window_edge[10:-10], 1) assert np.allclose(window_edge[:10], 0) assert np.allclose(window_edge[-10:], 0) assert np.allclose(y_pad_edge[..., window_edge==1], y)
[docs]def test_pad_2d_0_width(): x = np.arange(-1000,1001) y = np.real(1/(-500 - x - 1j*100)) y = np.vstack((y, y)) assert y.shape[0] == 2 assert y.shape[-1] == x.size y_pad_edge, window_edge = pad_edge_mean(y, 0) assert np.allclose(y_pad_edge, y) assert np.allclose(window_edge, 1) assert np.allclose(y_pad_edge[..., window_edge==1], y)