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Code Issues Releases Wiki Activity

Some new tests by Jeffrey

This commit is contained in:
Guido van Rossum 1997-07-18 04:26:25 +00:00
parent 71fa97c60d
commit 4994657c5f
1 changed files with 72 additions and 11 deletions
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83
Lib/test/test_re.py
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@ -9,36 +9,98 @@ import sys, os, string, traceback
# Misc tests from Tim Peters' re.doc
if verbose:
print 'Running tests on re.sub'
try:
assert re.sub("(?i)b+", "x", "bbbb BBBB") == 'x x'
def bump_num(matchobj):
int_value = int(matchobj.group(0))
return str(int_value + 1)
assert re.sub(r"\d+", bump_num, '08.2 -2 23x99y') == '9.3 -3 24x100y'
assert re.sub(r'\d+', bump_num, '08.2 -2 23x99y') == '9.3 -3 24x100y'
assert re.sub('.', lambda m: r"\n", 'x') == '\\n'
assert re.sub('.', r"\n", 'x') == '\n'
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
assert re.sub('(?P<a>x)', '\g<a>\g<a>', 'xx') == 'xxxx'
except AssertionError:
raise TestFailed, "re.sub"
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'
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)
except AssertionError:
raise TestFailed, "re.subn"
if verbose:
print 'Running tests on re.split'
try:
assert re.split(":", ":a:b::c") == ['', 'a', 'b', '', 'c']
assert re.split(":*", ":a:b::c") == ['', 'a', 'b', 'c']
@ -47,14 +109,15 @@ try:
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") == \
['', None, ':', 'a', None, ':', '', 'b', None, '', None, '::', 'c']
['', None, ':', 'a', None, ':', '', 'b', None, '', None, '::', 'c']
assert re.split("(?:b)|(?::+)", ":a:b::c") == ['', 'a', '', '', 'c']
except AssertionError:
raise TestFailed, "re.split"
from re_tests import *
if verbose: print 'Running re_tests test suite'
if verbose:
print 'Running re_tests test suite'
for t in tests:
print t
@ -73,8 +136,6 @@ for t in tests:
if outcome==SYNTAX_ERROR: pass # Expected a syntax error
else:
print '=== Syntax error:', t
except KeyboardInterrupt:
raise KeyboardInterrupt
except:
print '*** Unexpected error ***'
if verbose: