diff options
| -rw-r--r-- | Lib/test/test_bool.py | 581 |
1 files changed, 328 insertions, 253 deletions
diff --git a/Lib/test/test_bool.py b/Lib/test/test_bool.py index a0a03ee..d9fb887 100644 --- a/Lib/test/test_bool.py +++ b/Lib/test/test_bool.py @@ -1,8 +1,12 @@ # Test properties of bool promised by PEP 285 -from test.test_support import verbose, TestFailed, TESTFN, vereq, have_unicode +import unittest +from test import test_support + import os +from test.test_support import verbose, TestFailed, TESTFN, vereq, have_unicode + def veris(a, b): if a is not b: raise TestFailed, "%r is %r" % (a, b) @@ -11,255 +15,326 @@ def verisnot(a, b): if a is b: raise TestFailed, "%r is %r" % (a, b) -try: - class C(bool): - pass -except TypeError: - pass -else: - raise TestFailed, "bool should not be subclassable" - -try: - int.__new__(bool, 0) -except TypeError: - pass -else: - raise TestFailed, "should not be able to create new bool instances" - -# checking tp_print slot -fo = open(TESTFN, "wb") -print >> fo, False, True -fo.close() -fo = open(TESTFN, "rb") -vereq(fo.read(), 'False True\n') -fo.close() -os.remove(TESTFN) - -# checking repr and str -vereq(str(False), 'False') -vereq(str(True), 'True') -vereq(repr(False), 'False') -vereq(repr(True), 'True') -vereq(eval(repr(False)), False) -vereq(eval(repr(True)), True) - -vereq(int(False), 0) -verisnot(int(False), False) -vereq(int(True), 1) -verisnot(int(True), True) - -vereq(+False, 0) -verisnot(+False, False) -vereq(-False, 0) -verisnot(-False, False) -vereq(abs(False), 0) -verisnot(abs(False), False) -vereq(+True, 1) -verisnot(+True, True) -vereq(-True, -1) -vereq(abs(True), 1) -verisnot(abs(True), True) -vereq(~False, -1) -vereq(~True, -2) - -vereq(False+2, 2) -vereq(True+2, 3) -vereq(2+False, 2) -vereq(2+True, 3) - -vereq(False+False, 0) -verisnot(False+False, False) -vereq(False+True, 1) -verisnot(False+True, True) -vereq(True+False, 1) -verisnot(True+False, True) -vereq(True+True, 2) - -vereq(True-True, 0) -verisnot(True-True, False) -vereq(False-False, 0) -verisnot(False-False, False) -vereq(True-False, 1) -verisnot(True-False, True) -vereq(False-True, -1) - -vereq(True*1, 1) -vereq(False*1, 0) -verisnot(False*1, False) - -vereq(True/1, 1) -verisnot(True/1, True) -vereq(False/1, 0) -verisnot(False/1, False) - -for b in False, True: - for i in 0, 1, 2: - vereq(b**i, int(b)**i) - verisnot(b**i, bool(int(b)**i)) - -for a in False, True: - for b in False, True: - veris(a&b, bool(int(a)&int(b))) - veris(a|b, bool(int(a)|int(b))) - veris(a^b, bool(int(a)^int(b))) - vereq(a&int(b), int(a)&int(b)) - verisnot(a&int(b), bool(int(a)&int(b))) - vereq(a|int(b), int(a)|int(b)) - verisnot(a|int(b), bool(int(a)|int(b))) - vereq(a^int(b), int(a)^int(b)) - verisnot(a^int(b), bool(int(a)^int(b))) - vereq(int(a)&b, int(a)&int(b)) - verisnot(int(a)&b, bool(int(a)&int(b))) - vereq(int(a)|b, int(a)|int(b)) - verisnot(int(a)|b, bool(int(a)|int(b))) - vereq(int(a)^b, int(a)^int(b)) - verisnot(int(a)^b, bool(int(a)^int(b))) - -veris(1==1, True) -veris(1==0, False) -# XXX <, <=, >, >=, != - -x = [1] -veris(x is x, True) -veris(x is not x, False) - -veris(1 in x, True) -veris(0 in x, False) -veris(1 not in x, False) -veris(0 not in x, True) - -veris(not True, False) -veris(not False, True) - -veris(bool(10), True) -veris(bool(1), True) -veris(bool(-1), True) -veris(bool(0), False) -veris(bool("hello"), True) -veris(bool(""), False) -veris(bool(), False) - -veris(hasattr([], "append"), True) -veris(hasattr([], "wobble"), False) - -veris(callable(len), True) -veris(callable(1), False) - -veris(isinstance(True, bool), True) -veris(isinstance(False, bool), True) -veris(isinstance(True, int), True) -veris(isinstance(False, int), True) -veris(isinstance(1, bool), False) -veris(isinstance(0, bool), False) - -veris(issubclass(bool, int), True) -veris(issubclass(int, bool), False) - -veris({}.has_key(1), False) -veris({1:1}.has_key(1), True) - -veris("xyz".endswith("z"), True) -veris("xyz".endswith("x"), False) -veris("xyz0123".isalnum(), True) -veris("@#$%".isalnum(), False) -veris("xyz".isalpha(), True) -veris("@#$%".isalpha(), False) -veris("0123".isdigit(), True) -veris("xyz".isdigit(), False) -veris("xyz".islower(), True) -veris("XYZ".islower(), False) -veris(" ".isspace(), True) -veris("XYZ".isspace(), False) -veris("X".istitle(), True) -veris("x".istitle(), False) -veris("XYZ".isupper(), True) -veris("xyz".isupper(), False) -veris("xyz".startswith("x"), True) -veris("xyz".startswith("z"), False) - -if have_unicode: - veris(unicode("xyz", 'ascii').endswith(unicode("z", 'ascii')), True) - veris(unicode("xyz", 'ascii').endswith(unicode("x", 'ascii')), False) - veris(unicode("xyz0123", 'ascii').isalnum(), True) - veris(unicode("@#$%", 'ascii').isalnum(), False) - veris(unicode("xyz", 'ascii').isalpha(), True) - veris(unicode("@#$%", 'ascii').isalpha(), False) - veris(unicode("0123", 'ascii').isdecimal(), True) - veris(unicode("xyz", 'ascii').isdecimal(), False) - veris(unicode("0123", 'ascii').isdigit(), True) - veris(unicode("xyz", 'ascii').isdigit(), False) - veris(unicode("xyz", 'ascii').islower(), True) - veris(unicode("XYZ", 'ascii').islower(), False) - veris(unicode("0123", 'ascii').isnumeric(), True) - veris(unicode("xyz", 'ascii').isnumeric(), False) - veris(unicode(" ", 'ascii').isspace(), True) - veris(unicode("XYZ", 'ascii').isspace(), False) - veris(unicode("X", 'ascii').istitle(), True) - veris(unicode("x", 'ascii').istitle(), False) - veris(unicode("XYZ", 'ascii').isupper(), True) - veris(unicode("xyz", 'ascii').isupper(), False) - veris(unicode("xyz", 'ascii').startswith(unicode("x", 'ascii')), True) - veris(unicode("xyz", 'ascii').startswith(unicode("z", 'ascii')), False) - -f = file(TESTFN, "w") -veris(f.closed, False) -f.close() -veris(f.closed, True) -os.remove(TESTFN) - -import operator -veris(operator.truth(0), False) -veris(operator.truth(1), True) -veris(operator.isCallable(0), False) -veris(operator.isCallable(len), True) -veris(operator.isNumberType(None), False) -veris(operator.isNumberType(0), True) -veris(operator.not_(1), False) -veris(operator.not_(0), True) -veris(operator.isSequenceType(0), False) -veris(operator.isSequenceType([]), True) -veris(operator.contains([], 1), False) -veris(operator.contains([1], 1), True) -veris(operator.isMappingType(1), False) -veris(operator.isMappingType({}), True) -veris(operator.lt(0, 0), False) -veris(operator.lt(0, 1), True) - -import marshal -veris(marshal.loads(marshal.dumps(True)), True) -veris(marshal.loads(marshal.dumps(False)), False) - -import pickle -veris(pickle.loads(pickle.dumps(True)), True) -veris(pickle.loads(pickle.dumps(False)), False) -veris(pickle.loads(pickle.dumps(True, True)), True) -veris(pickle.loads(pickle.dumps(False, True)), False) - -import cPickle -veris(cPickle.loads(cPickle.dumps(True)), True) -veris(cPickle.loads(cPickle.dumps(False)), False) -veris(cPickle.loads(cPickle.dumps(True, True)), True) -veris(cPickle.loads(cPickle.dumps(False, True)), False) - -veris(pickle.loads(cPickle.dumps(True)), True) -veris(pickle.loads(cPickle.dumps(False)), False) -veris(pickle.loads(cPickle.dumps(True, True)), True) -veris(pickle.loads(cPickle.dumps(False, True)), False) - -veris(cPickle.loads(pickle.dumps(True)), True) -veris(cPickle.loads(pickle.dumps(False)), False) -veris(cPickle.loads(pickle.dumps(True, True)), True) -veris(cPickle.loads(pickle.dumps(False, True)), False) - -# Test for specific backwards-compatible pickle values -vereq(pickle.dumps(True), "I01\n.") -vereq(pickle.dumps(False), "I00\n.") -vereq(cPickle.dumps(True), "I01\n.") -vereq(cPickle.dumps(False), "I00\n.") -vereq(pickle.dumps(True, True), "I01\n.") -vereq(pickle.dumps(False, True), "I00\n.") -vereq(cPickle.dumps(True, True), "I01\n.") -vereq(cPickle.dumps(False, True), "I00\n.") - -if verbose: - print "All OK" +class BoolTest(unittest.TestCase): + + def assertIs(self, a, b): + self.assert_(a is b) + + def assertIsNot(self, a, b): + self.assert_(a is not b) + + def test_subclass(self): + try: + class C(bool): + pass + except TypeError: + pass + else: + self.fail("bool should not be subclassable") + + self.assertRaises(TypeError, int.__new__, bool, 0) + + def test_print(self): + try: + fo = open(test_support.TESTFN, "wb") + print >> fo, False, True + fo.close() + fo = open(test_support.TESTFN, "rb") + self.assertEqual(fo.read(), 'False True\n') + finally: + fo.close() + os.remove(test_support.TESTFN) + + def test_repr(self): + self.assertEqual(repr(False), 'False') + self.assertEqual(repr(True), 'True') + self.assertEqual(eval(repr(False)), False) + self.assertEqual(eval(repr(True)), True) + + def test_str(self): + self.assertEqual(str(False), 'False') + self.assertEqual(str(True), 'True') + + def test_int(self): + self.assertEqual(int(False), 0) + self.assertIsNot(int(False), False) + self.assertEqual(int(True), 1) + self.assertIsNot(int(True), True) + + def test_math(self): + self.assertEqual(+False, 0) + self.assertIsNot(+False, False) + self.assertEqual(-False, 0) + self.assertIsNot(-False, False) + self.assertEqual(abs(False), 0) + self.assertIsNot(abs(False), False) + self.assertEqual(+True, 1) + self.assertIsNot(+True, True) + self.assertEqual(-True, -1) + self.assertEqual(abs(True), 1) + self.assertIsNot(abs(True), True) + self.assertEqual(~False, -1) + self.assertEqual(~True, -2) + + self.assertEqual(False+2, 2) + self.assertEqual(True+2, 3) + self.assertEqual(2+False, 2) + self.assertEqual(2+True, 3) + + self.assertEqual(False+False, 0) + self.assertIsNot(False+False, False) + self.assertEqual(False+True, 1) + self.assertIsNot(False+True, True) + self.assertEqual(True+False, 1) + self.assertIsNot(True+False, True) + self.assertEqual(True+True, 2) + + self.assertEqual(True-True, 0) + self.assertIsNot(True-True, False) + self.assertEqual(False-False, 0) + self.assertIsNot(False-False, False) + self.assertEqual(True-False, 1) + self.assertIsNot(True-False, True) + self.assertEqual(False-True, -1) + + self.assertEqual(True*1, 1) + self.assertEqual(False*1, 0) + self.assertIsNot(False*1, False) + + self.assertEqual(True/1, 1) + self.assertIsNot(True/1, True) + self.assertEqual(False/1, 0) + self.assertIsNot(False/1, False) + + for b in False, True: + for i in 0, 1, 2: + self.assertEqual(b**i, int(b)**i) + self.assertIsNot(b**i, bool(int(b)**i)) + + for a in False, True: + for b in False, True: + self.assertIs(a&b, bool(int(a)&int(b))) + self.assertIs(a|b, bool(int(a)|int(b))) + self.assertIs(a^b, bool(int(a)^int(b))) + self.assertEqual(a&int(b), int(a)&int(b)) + self.assertIsNot(a&int(b), bool(int(a)&int(b))) + self.assertEqual(a|int(b), int(a)|int(b)) + self.assertIsNot(a|int(b), bool(int(a)|int(b))) + self.assertEqual(a^int(b), int(a)^int(b)) + self.assertIsNot(a^int(b), bool(int(a)^int(b))) + self.assertEqual(int(a)&b, int(a)&int(b)) + self.assertIsNot(int(a)&b, bool(int(a)&int(b))) + self.assertEqual(int(a)|b, int(a)|int(b)) + self.assertIsNot(int(a)|b, bool(int(a)|int(b))) + self.assertEqual(int(a)^b, int(a)^int(b)) + self.assertIsNot(int(a)^b, bool(int(a)^int(b))) + + self.assertIs(1==1, True) + self.assertIs(1==0, False) + self.assertIs(0<1, True) + self.assertIs(1<0, False) + self.assertIs(0<=0, True) + self.assertIs(1<=0, False) + self.assertIs(1>0, True) + self.assertIs(1>1, False) + self.assertIs(1>=1, True) + self.assertIs(0>=1, False) + self.assertIs(0!=1, True) + self.assertIs(0!=0, False) + + x = [1] + self.assertIs(x is x, True) + self.assertIs(x is not x, False) + + self.assertIs(1 in x, True) + self.assertIs(0 in x, False) + self.assertIs(1 not in x, False) + self.assertIs(0 not in x, True) + + x = {1: 2} + self.assertIs(x is x, True) + self.assertIs(x is not x, False) + + self.assertIs(1 in x, True) + self.assertIs(0 in x, False) + self.assertIs(1 not in x, False) + self.assertIs(0 not in x, True) + + self.assertIs(not True, False) + self.assertIs(not False, True) + + def test_convert(self): + self.assertRaises(TypeError, bool, 42, 42) + self.assertIs(bool(10), True) + self.assertIs(bool(1), True) + self.assertIs(bool(-1), True) + self.assertIs(bool(0), False) + self.assertIs(bool("hello"), True) + self.assertIs(bool(""), False) + self.assertIs(bool(), False) + + def test_hasattr(self): + self.assertIs(hasattr([], "append"), True) + self.assertIs(hasattr([], "wobble"), False) + + def test_callable(self): + self.assertIs(callable(len), True) + self.assertIs(callable(1), False) + + def test_isinstance(self): + self.assertIs(isinstance(True, bool), True) + self.assertIs(isinstance(False, bool), True) + self.assertIs(isinstance(True, int), True) + self.assertIs(isinstance(False, int), True) + self.assertIs(isinstance(1, bool), False) + self.assertIs(isinstance(0, bool), False) + + def test_issubclass(self): + self.assertIs(issubclass(bool, int), True) + self.assertIs(issubclass(int, bool), False) + + def test_haskey(self): + self.assertIs({}.has_key(1), False) + self.assertIs({1:1}.has_key(1), True) + + def test_string(self): + self.assertIs("xyz".endswith("z"), True) + self.assertIs("xyz".endswith("x"), False) + self.assertIs("xyz0123".isalnum(), True) + self.assertIs("@#$%".isalnum(), False) + self.assertIs("xyz".isalpha(), True) + self.assertIs("@#$%".isalpha(), False) + self.assertIs("0123".isdigit(), True) + self.assertIs("xyz".isdigit(), False) + self.assertIs("xyz".islower(), True) + self.assertIs("XYZ".islower(), False) + self.assertIs(" ".isspace(), True) + self.assertIs("XYZ".isspace(), False) + self.assertIs("X".istitle(), True) + self.assertIs("x".istitle(), False) + self.assertIs("XYZ".isupper(), True) + self.assertIs("xyz".isupper(), False) + self.assertIs("xyz".startswith("x"), True) + self.assertIs("xyz".startswith("z"), False) + + if have_unicode: + self.assertIs(unicode("xyz", 'ascii').endswith(unicode("z", 'ascii')), True) + self.assertIs(unicode("xyz", 'ascii').endswith(unicode("x", 'ascii')), False) + self.assertIs(unicode("xyz0123", 'ascii').isalnum(), True) + self.assertIs(unicode("@#$%", 'ascii').isalnum(), False) + self.assertIs(unicode("xyz", 'ascii').isalpha(), True) + self.assertIs(unicode("@#$%", 'ascii').isalpha(), False) + self.assertIs(unicode("0123", 'ascii').isdecimal(), True) + self.assertIs(unicode("xyz", 'ascii').isdecimal(), False) + self.assertIs(unicode("0123", 'ascii').isdigit(), True) + self.assertIs(unicode("xyz", 'ascii').isdigit(), False) + self.assertIs(unicode("xyz", 'ascii').islower(), True) + self.assertIs(unicode("XYZ", 'ascii').islower(), False) + self.assertIs(unicode("0123", 'ascii').isnumeric(), True) + self.assertIs(unicode("xyz", 'ascii').isnumeric(), False) + self.assertIs(unicode(" ", 'ascii').isspace(), True) + self.assertIs(unicode("XYZ", 'ascii').isspace(), False) + self.assertIs(unicode("X", 'ascii').istitle(), True) + self.assertIs(unicode("x", 'ascii').istitle(), False) + self.assertIs(unicode("XYZ", 'ascii').isupper(), True) + self.assertIs(unicode("xyz", 'ascii').isupper(), False) + self.assertIs(unicode("xyz", 'ascii').startswith(unicode("x", 'ascii')), True) + self.assertIs(unicode("xyz", 'ascii').startswith(unicode("z", 'ascii')), False) + + def test_boolean(self): + self.assertEqual(True & 1, 1) + self.assert_(not isinstance(True & 1, bool)) + self.assertIs(True & True, True) + + self.assertEqual(True | 1, 1) + self.assert_(not isinstance(True | 1, bool)) + self.assertIs(True | True, True) + + self.assertEqual(True ^ 1, 0) + self.assert_(not isinstance(True ^ 1, bool)) + self.assertIs(True ^ True, False) + + def test_fileclosed(self): + try: + f = file(TESTFN, "w") + self.assertIs(f.closed, False) + f.close() + self.assertIs(f.closed, True) + finally: + os.remove(TESTFN) + + def test_operator(self): + import operator + self.assertIs(operator.truth(0), False) + self.assertIs(operator.truth(1), True) + self.assertIs(operator.isCallable(0), False) + self.assertIs(operator.isCallable(len), True) + self.assertIs(operator.isNumberType(None), False) + self.assertIs(operator.isNumberType(0), True) + self.assertIs(operator.not_(1), False) + self.assertIs(operator.not_(0), True) + self.assertIs(operator.isSequenceType(0), False) + self.assertIs(operator.isSequenceType([]), True) + self.assertIs(operator.contains([], 1), False) + self.assertIs(operator.contains([1], 1), True) + self.assertIs(operator.isMappingType(1), False) + self.assertIs(operator.isMappingType({}), True) + self.assertIs(operator.lt(0, 0), False) + self.assertIs(operator.lt(0, 1), True) + self.assertIs(operator.is_(True, True), True) + self.assertIs(operator.is_(True, False), False) + self.assertIs(operator.is_not(True, True), False) + self.assertIs(operator.is_not(True, False), True) + + def test_marshal(self): + import marshal + veris(marshal.loads(marshal.dumps(True)), True) + veris(marshal.loads(marshal.dumps(False)), False) + + def test_pickle(self): + import pickle + self.assertIs(pickle.loads(pickle.dumps(True)), True) + self.assertIs(pickle.loads(pickle.dumps(False)), False) + self.assertIs(pickle.loads(pickle.dumps(True, True)), True) + self.assertIs(pickle.loads(pickle.dumps(False, True)), False) + + def test_cpickle(self): + import cPickle + self.assertIs(cPickle.loads(cPickle.dumps(True)), True) + self.assertIs(cPickle.loads(cPickle.dumps(False)), False) + self.assertIs(cPickle.loads(cPickle.dumps(True, True)), True) + self.assertIs(cPickle.loads(cPickle.dumps(False, True)), False) + + def test_mixedpickle(self): + import pickle, cPickle + self.assertIs(pickle.loads(cPickle.dumps(True)), True) + self.assertIs(pickle.loads(cPickle.dumps(False)), False) + self.assertIs(pickle.loads(cPickle.dumps(True, True)), True) + self.assertIs(pickle.loads(cPickle.dumps(False, True)), False) + + self.assertIs(cPickle.loads(pickle.dumps(True)), True) + self.assertIs(cPickle.loads(pickle.dumps(False)), False) + self.assertIs(cPickle.loads(pickle.dumps(True, True)), True) + self.assertIs(cPickle.loads(pickle.dumps(False, True)), False) + + def test_picklevalues(self): + import pickle, cPickle + + # Test for specific backwards-compatible pickle values + self.assertEqual(pickle.dumps(True), "I01\n.") + self.assertEqual(pickle.dumps(False), "I00\n.") + self.assertEqual(cPickle.dumps(True), "I01\n.") + self.assertEqual(cPickle.dumps(False), "I00\n.") + self.assertEqual(pickle.dumps(True, True), "I01\n.") + self.assertEqual(pickle.dumps(False, True), "I00\n.") + self.assertEqual(cPickle.dumps(True, True), "I01\n.") + self.assertEqual(cPickle.dumps(False, True), "I00\n.") + +def test_main(): + suite = unittest.TestSuite() + suite.addTest(unittest.makeSuite(BoolTest)) + test_support.run_suite(suite) + +if __name__ == "__main__": + test_main() + |