diff options
| -rw-r--r-- | Lib/test/test_re.py | 83 |
1 files changed, 72 insertions, 11 deletions
diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py index c7e3ff7..1581856 100644 --- a/Lib/test/test_re.py +++ b/Lib/test/test_re.py @@ -9,36 +9,98 @@ import sys, os, string, traceback # Misc tests from Tim Peters' re.doc -try: +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: |