1997-07-17 14:52:48 +00:00
|
|
|
#!/usr/local/bin/python
|
|
|
|
# -*- mode: python -*-
|
|
|
|
# $Id$
|
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
from test_support import verbose, TestFailed
|
1997-07-11 19:34:44 +00:00
|
|
|
import re
|
1997-07-17 14:52:48 +00:00
|
|
|
import reop
|
1997-07-15 18:47:48 +00:00
|
|
|
import sys, os, string, traceback
|
1997-07-11 19:34:44 +00:00
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
# Misc tests from Tim Peters' re.doc
|
|
|
|
|
1997-07-18 04:26:25 +00:00
|
|
|
if verbose:
|
|
|
|
print 'Running tests on re.sub'
|
1997-07-17 22:36:14 +00:00
|
|
|
|
1997-07-18 04:26:25 +00:00
|
|
|
try:
|
1997-07-17 22:36:14 +00:00
|
|
|
assert re.sub("(?i)b+", "x", "bbbb BBBB") == 'x x'
|
1997-07-18 04:26:25 +00:00
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
def bump_num(matchobj):
|
|
|
|
int_value = int(matchobj.group(0))
|
|
|
|
return str(int_value + 1)
|
|
|
|
|
1997-07-18 04:26:25 +00:00
|
|
|
assert re.sub(r'\d+', bump_num, '08.2 -2 23x99y') == '9.3 -3 24x100y'
|
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
assert re.sub('.', lambda m: r"\n", 'x') == '\\n'
|
|
|
|
assert re.sub('.', r"\n", 'x') == '\n'
|
1997-07-18 04:26:25 +00:00
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
s = r"\1\1"
|
|
|
|
assert re.sub('(.)', s, 'x') == 'xx'
|
|
|
|
assert re.sub('(.)', re.escape(s), 'x') == s
|
|
|
|
assert re.sub('(.)', lambda m: s, 'x') == s
|
|
|
|
|
1997-07-18 04:26:25 +00:00
|
|
|
assert re.sub('(?P<a>x)', '\g<a>\g<a>', 'xx') == 'xxxx'
|
|
|
|
|
1997-08-13 22:34:14 +00:00
|
|
|
assert re.sub('a', r'\t\n\v\r\f\a\b\B\Z\a\A\w\W\s\S\d\D', 'a') == '\t\n\v\r\f\a\bBZ\aAwWsSdD'
|
|
|
|
assert re.sub('a', '\t\n\v\r\f\a', 'a') == '\t\n\v\r\f\a'
|
|
|
|
assert re.sub('a', '\t\n\v\r\f\a', 'a') == (chr(9)+chr(10)+chr(11)+chr(13)+chr(12)+chr(7))
|
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
except AssertionError:
|
|
|
|
raise TestFailed, "re.sub"
|
|
|
|
|
1997-07-18 04:26:25 +00:00
|
|
|
if verbose:
|
|
|
|
print 'Running tests on symbolic references'
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)', '\g<a', 'xx')
|
|
|
|
except re.error, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)', '\g<', 'xx')
|
|
|
|
except re.error, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)', '\g', 'xx')
|
|
|
|
except re.error, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)', '\g<a a>', 'xx')
|
|
|
|
except re.error, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)', '\g<ab>', 'xx')
|
|
|
|
except IndexError, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)|(?P<b>y)', '\g<b>', 'xx')
|
|
|
|
except re.error, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
try:
|
|
|
|
re.sub('(?P<a>x)|(?P<b>y)', '\\2', 'xx')
|
|
|
|
except re.error, reason:
|
|
|
|
pass
|
|
|
|
else:
|
|
|
|
raise TestFailed, "symbolic reference"
|
|
|
|
|
|
|
|
if verbose:
|
|
|
|
print 'Running tests on re.subn'
|
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
try:
|
|
|
|
assert re.subn("(?i)b+", "x", "bbbb BBBB") == ('x x', 2)
|
|
|
|
assert re.subn("b+", "x", "bbbb BBBB") == ('x BBBB', 1)
|
|
|
|
assert re.subn("b+", "x", "xyz") == ('xyz', 0)
|
|
|
|
assert re.subn("b*", "x", "xyz") == ('xxxyxzx', 4)
|
1997-07-18 04:26:25 +00:00
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
except AssertionError:
|
|
|
|
raise TestFailed, "re.subn"
|
|
|
|
|
1997-07-18 04:26:25 +00:00
|
|
|
if verbose:
|
|
|
|
print 'Running tests on re.split'
|
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
try:
|
|
|
|
assert re.split(":", ":a:b::c") == ['', 'a', 'b', '', 'c']
|
|
|
|
assert re.split(":*", ":a:b::c") == ['', 'a', 'b', 'c']
|
|
|
|
assert re.split("(:*)", ":a:b::c") == ['', ':', 'a', ':', 'b', '::', 'c']
|
|
|
|
assert re.split("(?::*)", ":a:b::c") == ['', 'a', 'b', 'c']
|
|
|
|
assert re.split("(:)*", ":a:b::c") == ['', ':', 'a', ':', 'b', ':', 'c']
|
|
|
|
assert re.split("([b:]+)", ":a:b::c") == ['', ':', 'a', ':b::', 'c']
|
|
|
|
assert re.split("(b)|(:+)", ":a:b::c") == \
|
1997-07-18 04:26:25 +00:00
|
|
|
['', None, ':', 'a', None, ':', '', 'b', None, '', None, '::', 'c']
|
1997-07-17 22:36:14 +00:00
|
|
|
assert re.split("(?:b)|(?::+)", ":a:b::c") == ['', 'a', '', '', 'c']
|
1997-07-18 04:26:25 +00:00
|
|
|
|
1997-07-17 22:36:14 +00:00
|
|
|
except AssertionError:
|
|
|
|
raise TestFailed, "re.split"
|
|
|
|
|
1997-07-11 19:34:44 +00:00
|
|
|
from re_tests import *
|
1997-07-18 04:26:25 +00:00
|
|
|
if verbose:
|
|
|
|
print 'Running re_tests test suite'
|
1997-09-04 14:35:45 +00:00
|
|
|
else:
|
|
|
|
# To save time, only run the first and last 10 tests
|
|
|
|
tests = tests[:10] + tests[-10:]
|
1997-07-11 19:34:44 +00:00
|
|
|
|
|
|
|
for t in tests:
|
1997-07-17 14:52:48 +00:00
|
|
|
sys.stdout.flush()
|
1997-07-11 19:34:44 +00:00
|
|
|
pattern=s=outcome=repl=expected=None
|
|
|
|
if len(t)==5:
|
|
|
|
pattern, s, outcome, repl, expected = t
|
|
|
|
elif len(t)==3:
|
|
|
|
pattern, s, outcome = t
|
|
|
|
else:
|
|
|
|
raise ValueError, ('Test tuples should have 3 or 5 fields',t)
|
|
|
|
|
|
|
|
try:
|
|
|
|
obj=re.compile(pattern)
|
|
|
|
except re.error:
|
|
|
|
if outcome==SYNTAX_ERROR: pass # Expected a syntax error
|
|
|
|
else:
|
|
|
|
print '=== Syntax error:', t
|
1997-08-13 22:34:14 +00:00
|
|
|
except KeyboardInterrupt: raise KeyboardInterrupt
|
1997-07-11 19:34:44 +00:00
|
|
|
except:
|
|
|
|
print '*** Unexpected error ***'
|
1997-07-11 21:14:53 +00:00
|
|
|
if verbose:
|
|
|
|
traceback.print_exc(file=sys.stdout)
|
1997-07-11 19:34:44 +00:00
|
|
|
else:
|
|
|
|
try:
|
|
|
|
result=obj.search(s)
|
1997-07-17 14:52:48 +00:00
|
|
|
except (re.error, reop.error), msg:
|
1997-07-11 19:34:44 +00:00
|
|
|
print '=== Unexpected exception', t, repr(msg)
|
|
|
|
if outcome==SYNTAX_ERROR:
|
|
|
|
# This should have been a syntax error; forget it.
|
|
|
|
pass
|
|
|
|
elif outcome==FAIL:
|
|
|
|
if result is None: pass # No match, as expected
|
|
|
|
else: print '=== Succeeded incorrectly', t
|
|
|
|
elif outcome==SUCCEED:
|
|
|
|
if result is not None:
|
|
|
|
# Matched, as expected, so now we compute the
|
|
|
|
# result string and compare it to our expected result.
|
|
|
|
start, end = result.span(0)
|
1997-07-17 14:52:48 +00:00
|
|
|
vardict={'found': result.group(0),
|
|
|
|
'groups': result.group(),
|
|
|
|
'flags': result.re.flags}
|
1997-07-11 19:34:44 +00:00
|
|
|
for i in range(1, 100):
|
|
|
|
try:
|
|
|
|
gi = result.group(i)
|
1997-07-11 20:47:58 +00:00
|
|
|
# Special hack because else the string concat fails:
|
1997-07-17 14:52:48 +00:00
|
|
|
if gi is None:
|
|
|
|
gi = "None"
|
1997-07-11 19:34:44 +00:00
|
|
|
except IndexError:
|
1997-07-15 15:49:52 +00:00
|
|
|
gi = "Error"
|
1997-07-15 15:40:57 +00:00
|
|
|
vardict['g%d' % i] = gi
|
1997-07-15 18:47:48 +00:00
|
|
|
for i in result.re.groupindex.keys():
|
|
|
|
try:
|
|
|
|
gi = result.group(i)
|
1997-07-17 14:52:48 +00:00
|
|
|
if gi is None:
|
|
|
|
gi = "None"
|
1997-07-15 18:47:48 +00:00
|
|
|
except IndexError:
|
1997-07-17 14:52:48 +00:00
|
|
|
gi = "Error"
|
|
|
|
vardict[i] = gi
|
1997-07-11 19:34:44 +00:00
|
|
|
repl=eval(repl, vardict)
|
|
|
|
if repl!=expected:
|
|
|
|
print '=== grouping error', t,
|
|
|
|
print repr(repl)+' should be '+repr(expected)
|
|
|
|
else:
|
|
|
|
print '=== Failed incorrectly', t
|
1997-08-13 22:34:14 +00:00
|
|
|
|
|
|
|
# Try the match with IGNORECASE enabled, and check that it
|
|
|
|
# still succeeds.
|
|
|
|
obj=re.compile(pattern, re.IGNORECASE)
|
|
|
|
result=obj.search(s)
|
|
|
|
if result==None:
|
|
|
|
print '=== Fails on case-insensitive match', t
|