author | Mike Kinghan <mikek@symbian.org> |
Thu, 25 Nov 2010 14:28:39 +0000 | |
branch | GCC_SURGE |
changeset 135 | 10852f1a0ae9 |
parent 1 | 2fb8b9db1c86 |
permissions | -rw-r--r-- |
1
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Initial QEMU (symbian-qemu-0.9.1-12) import
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import difflib |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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from test.test_support import run_unittest, findfile |
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import unittest |
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import doctest |
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import sys |
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class TestSFbugs(unittest.TestCase): |
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|
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Initial QEMU (symbian-qemu-0.9.1-12) import
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def test_ratio_for_null_seqn(self): |
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# Check clearing of SF bug 763023 |
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s = difflib.SequenceMatcher(None, [], []) |
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self.assertEqual(s.ratio(), 1) |
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self.assertEqual(s.quick_ratio(), 1) |
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self.assertEqual(s.real_quick_ratio(), 1) |
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|
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def test_comparing_empty_lists(self): |
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# Check fix for bug #979794 |
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group_gen = difflib.SequenceMatcher(None, [], []).get_grouped_opcodes() |
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self.assertRaises(StopIteration, group_gen.next) |
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diff_gen = difflib.unified_diff([], []) |
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self.assertRaises(StopIteration, diff_gen.next) |
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|
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patch914575_from1 = """ |
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1. Beautiful is beTTer than ugly. |
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2. Explicit is better than implicit. |
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3. Simple is better than complex. |
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4. Complex is better than complicated. |
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""" |
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|
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patch914575_to1 = """ |
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1. Beautiful is better than ugly. |
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3. Simple is better than complex. |
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4. Complicated is better than complex. |
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5. Flat is better than nested. |
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""" |
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|
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patch914575_from2 = """ |
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\t\tLine 1: preceeded by from:[tt] to:[ssss] |
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\t\tLine 2: preceeded by from:[sstt] to:[sssst] |
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\t \tLine 3: preceeded by from:[sstst] to:[ssssss] |
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Line 4: \thas from:[sst] to:[sss] after : |
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Line 5: has from:[t] to:[ss] at end\t |
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""" |
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|
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patch914575_to2 = """ |
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Line 1: preceeded by from:[tt] to:[ssss] |
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\tLine 2: preceeded by from:[sstt] to:[sssst] |
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Line 3: preceeded by from:[sstst] to:[ssssss] |
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Line 4: has from:[sst] to:[sss] after : |
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Line 5: has from:[t] to:[ss] at end |
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""" |
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|
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patch914575_from3 = """line 0 |
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1234567890123456789012345689012345 |
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line 1 |
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line 2 |
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line 3 |
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line 4 changed |
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line 5 changed |
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line 6 changed |
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line 7 |
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line 8 subtracted |
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line 9 |
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64 |
1234567890123456789012345689012345 |
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short line |
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66 |
just fits in!! |
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just fits in two lines yup!! |
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the end""" |
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69 |
|
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patch914575_to3 = """line 0 |
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1234567890123456789012345689012345 |
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line 1 |
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73 |
line 2 added |
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74 |
line 3 |
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75 |
line 4 chanGEd |
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76 |
line 5a chanGed |
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77 |
line 6a changEd |
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78 |
line 7 |
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79 |
line 8 |
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line 9 |
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81 |
1234567890 |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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another long line that needs to be wrapped |
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just fitS in!! |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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just fits in two lineS yup!! |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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the end""" |
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86 |
|
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class TestSFpatches(unittest.TestCase): |
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|
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def test_html_diff(self): |
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# Check SF patch 914575 for generating HTML differences |
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f1a = ((patch914575_from1 + '123\n'*10)*3) |
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t1a = (patch914575_to1 + '123\n'*10)*3 |
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f1b = '456\n'*10 + f1a |
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t1b = '456\n'*10 + t1a |
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f1a = f1a.splitlines() |
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t1a = t1a.splitlines() |
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f1b = f1b.splitlines() |
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t1b = t1b.splitlines() |
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f2 = patch914575_from2.splitlines() |
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t2 = patch914575_to2.splitlines() |
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f3 = patch914575_from3 |
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t3 = patch914575_to3 |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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i = difflib.HtmlDiff() |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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j = difflib.HtmlDiff(tabsize=2) |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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105 |
k = difflib.HtmlDiff(wrapcolumn=14) |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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106 |
|
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Initial QEMU (symbian-qemu-0.9.1-12) import
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107 |
full = i.make_file(f1a,t1a,'from','to',context=False,numlines=5) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
108 |
tables = '\n'.join( |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
109 |
[ |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
110 |
'<h2>Context (first diff within numlines=5(default))</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
111 |
i.make_table(f1a,t1a,'from','to',context=True), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
112 |
'<h2>Context (first diff after numlines=5(default))</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
113 |
i.make_table(f1b,t1b,'from','to',context=True), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
114 |
'<h2>Context (numlines=6)</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
115 |
i.make_table(f1a,t1a,'from','to',context=True,numlines=6), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
116 |
'<h2>Context (numlines=0)</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
117 |
i.make_table(f1a,t1a,'from','to',context=True,numlines=0), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
118 |
'<h2>Same Context</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
119 |
i.make_table(f1a,f1a,'from','to',context=True), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
120 |
'<h2>Same Full</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
121 |
i.make_table(f1a,f1a,'from','to',context=False), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
122 |
'<h2>Empty Context</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
123 |
i.make_table([],[],'from','to',context=True), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
124 |
'<h2>Empty Full</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
125 |
i.make_table([],[],'from','to',context=False), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
126 |
'<h2>tabsize=2</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
127 |
j.make_table(f2,t2), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
128 |
'<h2>tabsize=default</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
129 |
i.make_table(f2,t2), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
130 |
'<h2>Context (wrapcolumn=14,numlines=0)</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
131 |
k.make_table(f3.splitlines(),t3.splitlines(),context=True,numlines=0), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
132 |
'<h2>wrapcolumn=14,splitlines()</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
133 |
k.make_table(f3.splitlines(),t3.splitlines()), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
134 |
'<h2>wrapcolumn=14,splitlines(True)</h2>', |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
135 |
k.make_table(f3.splitlines(True),t3.splitlines(True)), |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
136 |
]) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
137 |
actual = full.replace('</body>','\n%s\n</body>' % tables) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
138 |
# temporarily uncomment next three lines to baseline this test |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
139 |
#f = open('test_difflib_expect.html','w') |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
140 |
#f.write(actual) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
141 |
#f.close() |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
142 |
expect = open(findfile('test_difflib_expect.html')).read() |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
143 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
144 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
145 |
self.assertEqual(actual,expect) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
146 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
147 |
def test_recursion_limit(self): |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
148 |
# Check if the problem described in patch #1413711 exists. |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
149 |
limit = sys.getrecursionlimit() |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
150 |
old = [(i%2 and "K:%d" or "V:A:%d") % i for i in range(limit*2)] |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
151 |
new = [(i%2 and "K:%d" or "V:B:%d") % i for i in range(limit*2)] |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
152 |
difflib.SequenceMatcher(None, old, new).get_opcodes() |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
153 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
154 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
155 |
def test_main(): |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
156 |
difflib.HtmlDiff._default_prefix = 0 |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
157 |
Doctests = doctest.DocTestSuite(difflib) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
158 |
run_unittest(TestSFpatches, TestSFbugs, Doctests) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
159 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
160 |
if __name__ == '__main__': |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
161 |
test_main() |