Fix read_metadata to not return a title if none is defined in index.md.

This fixes the test breakage from adding an index.md with only an Order
key defined.

Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>

sigal/utils.py

@@ -90,7 +90,10 @@ def read_markdown(filename):
         pass
     else:
         output['meta'] = meta
-        output['title'] = md.Meta.get('title', [''])[0]
+        try:
+            output['title'] = md.Meta['title'][0]
+        except KeyError:
+            pass
 
     return output
 

tests/test_utils.py

@@ -58,7 +58,7 @@ def test_read_markdown_empty_file(tmpdir):
     src = tmpdir.join("file.txt")
     src.write("content")
     m = utils.read_markdown(str(src))
-    assert m['title'] == ''
+    assert 'title' not in m
     assert m['meta'] == {}
     assert m['description'] == '<p>content</p>'