Add a Sankey label test

dstansby · dstansby · commit ee15f8aa88d6 · 2019-01-21T12:31:56.000Z
diff --git a/lib/matplotlib/tests/test_sankey.py b/lib/matplotlib/tests/test_sankey.py
@@ -5,3 +5,8 @@ def test_sankey():
     # lets just create a sankey instance and check the code runs
     sankey = Sankey()
     sankey.add()
+
+
+def test_label():
+    s = Sankey(flows=[0.25], labels=['First'], orientations=[-1])
+    assert s.diagrams[0].texts[0].get_text() == 'First\n0.25'
