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author | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-03 11:25:13 +0000 |
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committer | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-03 11:25:13 +0000 |
commit | 458120dd40db6b4df55a4e96b650e16798ef06a0 (patch) | |
tree | 8f82685be24fef97e715c6f5ca4c68d34d5074ee /sys/lib/python/test/test_contains.py | |
parent | 3a742c699f6806c1145aea5149bf15de15a0afd7 (diff) |
add hg and python
Diffstat (limited to 'sys/lib/python/test/test_contains.py')
-rw-r--r-- | sys/lib/python/test/test_contains.py | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/sys/lib/python/test/test_contains.py b/sys/lib/python/test/test_contains.py new file mode 100644 index 000000000..e6f5cf727 --- /dev/null +++ b/sys/lib/python/test/test_contains.py @@ -0,0 +1,133 @@ +from test.test_support import TestFailed, have_unicode + +class base_set: + + def __init__(self, el): + self.el = el + +class set(base_set): + + def __contains__(self, el): + return self.el == el + +class seq(base_set): + + def __getitem__(self, n): + return [self.el][n] + +def check(ok, *args): + if not ok: + raise TestFailed, " ".join(map(str, args)) + +a = base_set(1) +b = set(1) +c = seq(1) + +check(1 in b, "1 not in set(1)") +check(0 not in b, "0 in set(1)") +check(1 in c, "1 not in seq(1)") +check(0 not in c, "0 in seq(1)") + +try: + 1 in a + check(0, "in base_set did not raise error") +except TypeError: + pass + +try: + 1 not in a + check(0, "not in base_set did not raise error") +except TypeError: + pass + +# Test char in string + +check('c' in 'abc', "'c' not in 'abc'") +check('d' not in 'abc', "'d' in 'abc'") + +check('' in '', "'' not in ''") +check('' in 'abc', "'' not in 'abc'") + +try: + None in 'abc' + check(0, "None in 'abc' did not raise error") +except TypeError: + pass + + +if have_unicode: + + # Test char in Unicode + + check('c' in unicode('abc'), "'c' not in u'abc'") + check('d' not in unicode('abc'), "'d' in u'abc'") + + check('' in unicode(''), "'' not in u''") + check(unicode('') in '', "u'' not in ''") + check(unicode('') in unicode(''), "u'' not in u''") + check('' in unicode('abc'), "'' not in u'abc'") + check(unicode('') in 'abc', "u'' not in 'abc'") + check(unicode('') in unicode('abc'), "u'' not in u'abc'") + + try: + None in unicode('abc') + check(0, "None in u'abc' did not raise error") + except TypeError: + pass + + # Test Unicode char in Unicode + + check(unicode('c') in unicode('abc'), "u'c' not in u'abc'") + check(unicode('d') not in unicode('abc'), "u'd' in u'abc'") + + # Test Unicode char in string + + check(unicode('c') in 'abc', "u'c' not in 'abc'") + check(unicode('d') not in 'abc', "u'd' in 'abc'") + +# A collection of tests on builtin sequence types +a = range(10) +for i in a: + check(i in a, "%r not in %r" % (i, a)) +check(16 not in a, "16 not in %r" % (a,)) +check(a not in a, "%s not in %r" % (a, a)) + +a = tuple(a) +for i in a: + check(i in a, "%r not in %r" % (i, a)) +check(16 not in a, "16 not in %r" % (a,)) +check(a not in a, "%r not in %r" % (a, a)) + +class Deviant1: + """Behaves strangely when compared + + This class is designed to make sure that the contains code + works when the list is modified during the check. + """ + + aList = range(15) + + def __cmp__(self, other): + if other == 12: + self.aList.remove(12) + self.aList.remove(13) + self.aList.remove(14) + return 1 + +check(Deviant1() not in Deviant1.aList, "Deviant1 failed") + +class Deviant2: + """Behaves strangely when compared + + This class raises an exception during comparison. That in + turn causes the comparison to fail with a TypeError. + """ + + def __cmp__(self, other): + if other == 4: + raise RuntimeError, "gotcha" + +try: + check(Deviant2() not in a, "oops") +except TypeError: + pass |