diff options
Diffstat (limited to 'Tools/Scripts/webkitpy/common/editdistance_unittest.py')
| -rw-r--r-- | Tools/Scripts/webkitpy/common/editdistance_unittest.py | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Tools/Scripts/webkitpy/common/editdistance_unittest.py b/Tools/Scripts/webkitpy/common/editdistance_unittest.py new file mode 100644 index 000000000..4ae6441bf --- /dev/null +++ b/Tools/Scripts/webkitpy/common/editdistance_unittest.py @@ -0,0 +1,43 @@ +# Copyright (c) 2010 Google Inc. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +import unittest + +from webkitpy.common.editdistance import edit_distance + + +class EditDistanceTest(unittest.TestCase): + def test_edit_distance(self): + self.assertEqual(edit_distance('', 'aa'), 2) + self.assertEqual(edit_distance('aa', ''), 2) + self.assertEqual(edit_distance('a', 'ab'), 1) + self.assertEqual(edit_distance('ab', 'a'), 1) + self.assertEqual(edit_distance('ab', 'aa'), 1) + self.assertEqual(edit_distance('aa', 'ab'), 1) + self.assertEqual(edit_distance('abd', 'abcdef'), 3) + self.assertEqual(edit_distance('abcdef', 'abd'), 3) |