Adjust test to use the downsampled image as reference

ayshih · ayshih · commit 072f1a4f3610 · 2026-01-08T10:46:54.000-05:00
diff --git a/lib/matplotlib/tests/test_image.py b/lib/matplotlib/tests/test_image.py
@@ -1604,8 +1604,8 @@ def test_large_image(fig_test, fig_ref, dim, size, msg, origin):
                       'accurately displayed.'):
         fig_test.canvas.draw()
 
-    array = np.zeros((1, 2))
-    array[:, 1] = 1
+    array = np.zeros((1, size // 2 + 1))
+    array[:, array.size // 2:] = 1
     if dim == 'col':
         array = array.T
     im = ax_ref.imshow(array, vmin=0, vmax=1, aspect='auto',
