Fix test for issue #114, in this case the test had a small error.

The test was failing to disable multiline specials.  Closes  #114.

IPython/core/tests/test_prefilter.py

@@ -1,59 +1,68 b''
 """Tests for input manipulation machinery."""
 
 #-----------------------------------------------------------------------------
 # Imports
 #-----------------------------------------------------------------------------
 import nose.tools as nt
 
 from IPython.testing import tools as tt, decorators as dec
 from IPython.testing.globalipapp import get_ipython
 
 #-----------------------------------------------------------------------------
 # Tests
 #-----------------------------------------------------------------------------
 ip = get_ipython()
 
 @dec.parametric
 def test_prefilter():
     """Test user input conversions"""
 
     # pairs of (raw, expected correct) input
     pairs = [ ('2+2','2+2'),
               ('>>> 2+2','2+2'),
               ('>>> # This is a comment\n'
                '... 2+2',
                '# This is a comment\n'
                '2+2'),
               # Some IPython input
               ('In [1]: 1', '1'),
               ('In [2]: for i in range(5):\n'
                '   ...:     print i,',
                'for i in range(5):\n'
                '    print i,'),
              ]
 
     for raw, correct in pairs:
         yield nt.assert_equals(ip.prefilter(raw), correct)
 
 @dec.parametric
 def test_autocall_binops():
     """See https://bugs.launchpad.net/ipython/+bug/315706"""
     ip.magic('autocall 2')
     f = lambda x: x
     ip.user_ns['f'] = f
     try:
         yield nt.assert_equals(ip.prefilter('f 1'),'f(1)')
         for t in ['f +1', 'f -1']:
             yield nt.assert_equals(ip.prefilter(t), t)
     finally:
         ip.magic('autocall 0')
         del ip.user_ns['f']
 
 @dec.parametric
 def test_issue114():
     """Check that multiline string literals don't expand as magic
     see http://github.com/ipython/ipython/issues/#issue/114"""
+
     template = '"""\n%s\n"""'
+    # Store the current value of multi_line_specials and turn it off before
+    # running test, since it could be true (case in which the test doesn't make
+    # sense, as multiline string literals *will* expand as magic in that case).
+    msp = ip.prefilter_manager.multi_line_specials
+    ip.prefilter_manager.multi_line_specials = False
+    try:
     for mgk in ip.lsmagic():
         raw = template % mgk
         yield nt.assert_equals(ip.prefilter(raw), raw)
+    finally:
+        ip.prefilter_manager.multi_line_specials = msp