Merge pull request matplotlib#24668 from oscargus/axisoptionstest

Add test for remaining axis options

Author: dstansby

lib/matplotlib/tests/baseline_images/test_axes/axis_options.png

@@ -7280,6 +7280,24 @@ def test_secondary_repr():
     assert repr(secax) == '<SecondaryAxis: >'
 
 
+@image_comparison(['axis_options.png'], remove_text=True, style='mpl20')
+def test_axis_options():
+    fig, axes = plt.subplots(2, 3)
+    for i, option in enumerate(('scaled', 'tight', 'image')):
+        # Draw a line and a circle fitting within the boundaries of the line
+        # The circle should look like a circle for 'scaled' and 'image'
+        # High/narrow aspect ratio
+        axes[0, i].plot((1, 2), (1, 3.2))
+        axes[0, i].axis(option)
+        axes[0, i].add_artist(mpatches.Circle((1.5, 1.5), radius=0.5,
+                                              facecolor='none', edgecolor='k'))
+        # Low/wide aspect ratio
+        axes[1, i].plot((1, 2.25), (1, 1.75))
+        axes[1, i].axis(option)
+        axes[1, i].add_artist(mpatches.Circle((1.5, 1.25), radius=0.25,
+                                              facecolor='none', edgecolor='k'))
+
+
 def color_boxes(fig, ax):
     """
     Helper for the tests below that test the extents of various axes elements