Test appending a multi-word line into a bib note.

https://github.com/pubs/pubs/pull/201#discussion_r305274762

tests/test_note_append.py

@@ -5,6 +5,8 @@
 # set this prior to running this test:
 #   export PUBSCONF=~/.pubsrc
 
+# vim -p tests/test_note_append.py tests/test_usecase.py
+
 from __future__ import print_function, unicode_literals
 
 import unittest
@@ -39,12 +41,15 @@ class TestNoteAppend(DataCommandTestCase):
         note_lines.append('bbb')
         self.assertFileContentEqual(fin_notes, self._get_note_content(note_lines))
 
-        # # https://github.com/pubs/pubs/pull/201#discussion_r307499310
-        # # Test multiword line
-        # cmds = [('pubs', 'note', 'Page99', '-a',  'xxx yyy',)]
-        # self.execute_cmds(cmds)
-        # note_lines.append('xxx yyy')
-        # self.assertFileContentEqual(fin_notes, self._get_note_content(note_lines))
+        # https://github.com/pubs/pubs/pull/201#discussion_r307499310
+        # Test multiword line.
+        #   * Pass the command split into a command and its args to
+        #     execute_cmdsplit, which is called by execute_cmds:
+        #cmds = [('pubs note Page99 -a "xxx yyy"')]
+        cmd_split = ['pubs', 'note', 'Page99', '-a', 'xxx yyy']
+        self.execute_cmdsplit(cmd_split, expected_out=None, expected_err=None)
+        note_lines.append('xxx yyy')
+        self.assertFileContentEqual(fin_notes, self._get_note_content(note_lines))
 
         # # https://github.com/pubs/pubs/pull/201#discussion_r305274071
         # # Test adding Chinese characters

tests/test_usecase.py

@@ -97,14 +97,6 @@ class CommandTestCase(fake_env.TestFakeFs):
         3. the expected output on stdout, verified with assertEqual.
         4. the expected output on stderr, verified with assertEqual.
         """
-        def normalize(s):
-            s = color.undye(s)
-            try:
-                s = s.decode('utf-8')
-            except AttributeError:
-                pass
-            return s
-
         try:
             outs = []
             for cmd in cmds:
@@ -126,15 +118,8 @@ class CommandTestCase(fake_env.TestFakeFs):
                 input.as_global()
                 try:
                     if capture_output:
-                        capture_wrap = fake_env.capture(pubs_cmd.execute,
-                                                        verbose=PRINT_OUTPUT)
-                        _, stdout, stderr = capture_wrap(actual_cmd.split())
-                        actual_out = normalize(stdout)
-                        actual_err = normalize(stderr)
-                        if expected_out is not None:
-                            self.assertEqual(p3.u_maybe(actual_out), p3.u_maybe(expected_out))
-                        if expected_err is not None:
-                            self.assertEqual(p3.u_maybe(actual_err), p3.u_maybe(expected_err))
+                        actual_out = self.execute_cmdsplit(
+                            actual_cmd.split(), expected_out, expected_err)
                         outs.append(color.undye(actual_out))
                     else:
                         pubs_cmd.execute(actual_cmd.split())
@@ -150,6 +135,29 @@ class CommandTestCase(fake_env.TestFakeFs):
             else:
                 raise FakeSystemExit(*exc.args).with_traceback(tb)
 
+    @staticmethod
+    def normalize(s):
+        """Remove color from a string, adjusting for a decode method needed in Python2"""
+        s = color.undye(s)
+        try:
+            s = s.decode('utf-8')
+        except AttributeError:
+            pass
+        return s
+
+    def execute_cmdsplit(self, actual_cmdlist, expected_out, expected_err):
+        """Run a single command, which has been split into a list containing cmd and args"""
+        capture_wrap = fake_env.capture(pubs_cmd.execute,
+                                        verbose=PRINT_OUTPUT)
+        _, stdout, stderr = capture_wrap(actual_cmdlist)
+        actual_out = self.normalize(stdout)
+        actual_err = self.normalize(stderr)
+        if expected_out is not None:
+            self.assertEqual(p3.u_maybe(actual_out), p3.u_maybe(expected_out))
+        if expected_err is not None:
+            self.assertEqual(p3.u_maybe(actual_err), p3.u_maybe(expected_err))
+        return actual_out
+
     def tearDown(self):
         pass