Added a unit test and updated changes

Author: tleonhardt

CHANGES.md

@@ -23,6 +23,7 @@ News
 * Added CmdResult namedtumple for returning and storing results
 * Added local file system path completion for ``edit``, ``load``, ``save``, and ``shell`` commands
 * Add shell command completion for ``shell`` command or ``!`` shortcut
+* Abbreviated multiline commands are no longer allowed (they never worked correctly anyways)
 
 0.7.0
 -----

tests/test_parsing.py

@@ -2,7 +2,7 @@
 """
 Unit/functional testing for helper functions/classes in the cmd2.py module.
 
-These are primarily tests related to parsing.  Moreover, they are mostly a port of the old doctest tests which were 
+These are primarily tests related to parsing.  Moreover, they are mostly a port of the old doctest tests which were
 problematic because they worked properly for some versions of pyparsing but not for others.
 
 Copyright 2017 Todd Leonhardt <[email protected]>
@@ -247,6 +247,12 @@ def test_parse_multiline_ignores_terminators_in_comments(parser):
     assert results.terminator[0] == '\n'
     assert results.terminator[1] == '\n'
 
+def test_parse_abbreviated_multiline_not_allowed(parser):
+    line = 'multilin command\n'
+    results = parser.parseString(line)
+    assert results.command == 'multilin'
+    assert results.multilineCommand == ''
+
 # Unicode support is only present in cmd2 for Python 3
 @pytest.mark.skipif(sys.version_info < (3,0), reason="cmd2 unicode support requires python3")
 def test_parse_command_with_unicode_args(parser):