Allow $(ref references to be split across lines

BUG=354594
NOTRY=true

Review URL: https://codereview.chromium.org/205243007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@258942 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/extensions/docs/server2/document_renderer.py

@@ -52,7 +52,7 @@ def _RenderLinks(self, document, path):
         new_document.append(document[cursor_index:end_ref_index + 1])
       else:
         ref = document[start_ref_index:end_ref_index]
-        ref_parts = ref[len(START_REF):].split(' ', 1)
+        ref_parts = ref[len(START_REF):].split(None, 1)
 
         # Guess the api name from the html name, replacing '_' with '.' (e.g.
         # if the page is app_window.html, guess the api name is app.window)

chrome/common/extensions/docs/server2/document_renderer_test.py

@@ -100,6 +100,21 @@ def testRefInTitle(self):
     self.assertEqual(expected_document, text)
     self.assertEqual([], warnings)
 
+  def testRefSplitAcrossLines(self):
+    document = 'Hello, $(ref:baz.baz_e1 world). A $(ref:foo.foo_t3\n link)'
+    expected_document = ('Hello, <a href=#type-baz_e1>world</a>. A <a href='
+                         '#type-foo_t3>link</a>')
+
+    path = 'some/path/to/document.html'
+
+    text, warnings = self._renderer.Render(document, path)
+    self.assertEqual(expected_document, text)
+    self.assertEqual([], warnings)
+
+    text, warnings = self._renderer.Render(document, path, render_title=True)
+    self.assertEqual(expected_document, text)
+    self.assertEqual(['Expected a title'], warnings)
+
   def testInvalidRef(self):
     # There needs to be more than 100 characters between the invalid ref
     # and the next ref