slightly increase tolerance for not-really-failing tests

afvincent · afvincent · commit 5fa4ad9edb84 · 2018-06-06T10:18:06.000-07:00
diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
@@ -1329,9 +1329,13 @@ def test_markevery():
     ax.legend()
 
 
-@image_comparison(baseline_images=['markevery_line'],
+@image_comparison(baseline_images=['markevery_line'], tol=0.005,
                   remove_text=True)
 def test_markevery_line():
+    # TODO: a slight change in rendering between Inkscape versions may explain
+    # why one had to introduce a small non-zero tolerance for the SVG test
+    # to pass. One may try to remove this hack once Travis' Inkscape version
+    # is modern enough. FWIW, no failure with 0.92.3 on my computer (#11358).
     x = np.linspace(0, 10, 100)
     y = np.sin(x) * np.sqrt(x/10 + 0.5)
 
diff --git a/lib/matplotlib/tests/test_legend.py b/lib/matplotlib/tests/test_legend.py
@@ -56,9 +56,13 @@ def test_legend_auto2():
     ax.legend([b1[0], b2[0]], ['up', 'down'], loc='best')
 
 
-@image_comparison(baseline_images=['legend_auto3'])
+@image_comparison(baseline_images=['legend_auto3'], tol=0.002)
 def test_legend_auto3():
     'Test automatic legend placement'
+    # TODO: a slight change in rendering between Inkscape versions may explain
+    # why one had to introduce a small non-zero tolerance for the SVG test
+    # to pass. One may try to remove this hack once Travis' Inkscape version
+    # is modern enough. FWIW, no failure with 0.92.3 on my computer (#11358).
     fig = plt.figure()
     ax = fig.add_subplot(111)
     x = [0.9, 0.1, 0.1, 0.9, 0.9, 0.5]
