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129 lines
5.3 KiB
Python
129 lines
5.3 KiB
Python
#!/usr/bin/env python
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###
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# Copyright (c) 2002, Jeremiah Fincher
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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from test import *
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import utils
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class UtilsTest(unittest.TestCase):
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def testTimeElapsed(self):
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self.assertRaises(ValueError, utils.timeElapsed, 0, 0, seconds=False)
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then = 0
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now = 0
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for now, expected in [(0, '0 seconds'),
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(1, '1 second'),
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(60, '1 minute and 0 seconds'),
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(61, '1 minute and 1 second'),
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(62, '1 minute and 2 seconds'),
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(122, '2 minutes and 2 seconds'),
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(3722, '1 hour, 2 minutes and 2 seconds'),
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(7322, '2 hours, 2 minutes and 2 seconds')]:
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self.assertEqual(utils.timeElapsed(now - then), expected)
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def testEachSubstring(self):
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s = 'foobar'
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L = ['f', 'fo', 'foo', 'foob', 'fooba', 'foobar']
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self.assertEqual(list(utils.eachSubstring(s)), L)
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def testDistance(self):
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self.assertEqual(utils.distance('', ''), 0)
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self.assertEqual(utils.distance('a', 'b'), 1)
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self.assertEqual(utils.distance('a', 'a'), 0)
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self.assertEqual(utils.distance('foobar', 'jemfinch'), 8)
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self.assertEqual(utils.distance('a', 'ab'), 1)
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self.assertEqual(utils.distance('foo', ''), 3)
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self.assertEqual(utils.distance('', 'foo'), 3)
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self.assertEqual(utils.distance('appel', 'nappe'), 2)
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self.assertEqual(utils.distance('nappe', 'appel'), 2)
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def testAbbrev(self):
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L = ['abc', 'bcd', 'bbe', 'foo', 'fool']
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d = utils.abbrev(L)
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def getItem(s):
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return d[s]
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self.assertRaises(KeyError, getItem, 'f')
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self.assertRaises(KeyError, getItem, 'fo')
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self.assertRaises(KeyError, getItem, 'b')
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self.assertEqual(d['bb'], 'bbe')
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self.assertEqual(d['bc'], 'bcd')
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self.assertEqual(d['a'], 'abc')
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self.assertEqual(d['ab'], 'abc')
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self.assertEqual(d['fool'], 'fool')
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self.assertEqual(d['foo'], 'foo')
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def testSoundex(self):
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L = [('Euler', 'E460'),
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('Ellery', 'E460'),
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('Gauss', 'G200'),
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('Ghosh', 'G200'),
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('Hilbert', 'H416'),
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('Heilbronn', 'H416'),
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('Knuth', 'K530'),
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('Kant', 'K530'),
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('Lloyd', 'L300'),
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('Ladd', 'L300'),
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('Lukasiewicz', 'L222'),
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('Lissajous', 'L222')]
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for (name, key) in L:
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soundex = utils.soundex(name)
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self.assertEqual(soundex, key,
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'%s was %s, not %s' % (name, soundex, key))
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def testDQRepr(self):
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L = ['foo', 'foo\'bar', 'foo"bar', '"', '\\', '', '\x00']
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for s in L:
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r = utils.dqrepr(s)
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self.assertEqual(s, eval(r), s)
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self.failUnless(r[0] == '"' and r[-1] == '"', s)
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def testPerlReToPythonRe(self):
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r = utils.perlReToPythonRe('m/foo/')
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self.failUnless(r.search('foo'))
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r = utils.perlReToPythonRe('/foo/')
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self.failUnless(r.search('foo'))
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r = utils.perlReToPythonRe('m/\\//')
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self.failUnless(r.search('/'))
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def testPerlReToReplacer(self):
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f = utils.perlReToReplacer('s/foo/bar/')
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self.assertEqual(f('foobarbaz'), 'barbarbaz')
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f = utils.perlReToReplacer('s/fool/bar/')
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self.assertEqual(f('foobarbaz'), 'foobarbaz')
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f = utils.perlReToReplacer('s/foo//')
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self.assertEqual(f('foobarbaz'), 'barbaz')
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f = utils.perlReToReplacer('s/ba//')
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self.assertEqual(f('foobarbaz'), 'foorbaz')
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f = utils.perlReToReplacer('s/ba//g')
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self.assertEqual(f('foobarbaz'), 'foorz')
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f = utils.perlReToReplacer('s/ba\\///g')
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self.assertEqual(f('fooba/rba/z'), 'foorz')
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