Added smoke test for Axes.matshow to test_datetime.py

ConstableCatnip · ConstableCatnip · commit 013472e7a9ff · 2023-12-08T18:46:21.000Z
diff --git a/lib/matplotlib/tests/test_datetime.py b/lib/matplotlib/tests/test_datetime.py
@@ -545,8 +545,12 @@ def test_loglog(self):
     @pytest.mark.xfail(reason="Test for matshow not written yet")
     @mpl.style.context("default")
     def test_matshow(self):
+        a = np.zeros((10, 10))
+        dt_start = datetime.datetime(2010, 1, 1)
+        dt_end = datetime.datetime(2020, 1, 1)
+        extent = (dt_start, dt_end, dt_end, dt_start)
         fig, ax = plt.subplots()
-        ax.matshow(...)
+        ax.matshow(a, extent=extent)
 
     @pytest.mark.xfail(reason="Test for pcolor not written yet")
     @mpl.style.context("default")
