import warnings warnings.filterwarnings("ignore", "strop functions are obsolete;", DeprecationWarning, r'test.test_strop|unittest') import unittest import sys from test import test_support strop = test_support.import_module("strop") class StropFunctionTestCase(unittest.TestCase): def test_atoi(self): self.assertTrue(strop.atoi(" 1 ") == 1) self.assertRaises(ValueError, strop.atoi, " 1x") self.assertRaises(ValueError, strop.atoi, " x1 ") def test_atol(self): self.assertTrue(strop.atol(" 1 ") == 1L) self.assertRaises(ValueError, strop.atol, " 1x") self.assertRaises(ValueError, strop.atol, " x1 ") def test_atof(self): self.assertTrue(strop.atof(" 1 ") == 1.0) self.assertRaises(ValueError, strop.atof, " 1x") self.assertRaises(ValueError, strop.atof, " x1 ") def test_capitalize(self): self.assertTrue(strop.capitalize(" hello ") == " hello ") self.assertTrue(strop.capitalize("hello ") == "Hello ") def test_find(self): self.assertTrue(strop.find("abcdefghiabc", "abc") == 0) self.assertTrue(strop.find("abcdefghiabc", "abc", 1) == 9) self.assertTrue(strop.find("abcdefghiabc", "def", 4) == -1) def test_rfind(self): self.assertTrue(strop.rfind("abcdefghiabc", "abc") == 9) def test_lower(self): self.assertTrue(strop.lower("HeLLo") == "hello") def test_upper(self): self.assertTrue(strop.upper("HeLLo") == "HELLO") def test_swapcase(self): self.assertTrue(strop.swapcase("HeLLo cOmpUteRs") == "hEllO CoMPuTErS") def test_strip(self): self.assertTrue(strop.strip(" \t\n hello \t\n ") == "hello") def test_lstrip(self): self.assertTrue(strop.lstrip(" \t\n hello \t\n ") == "hello \t\n ") def test_rstrip(self): self.assertTrue(strop.rstrip(" \t\n hello \t\n ") == " \t\n hello") def test_replace(self): replace = strop.replace self.assertTrue(replace("one!two!three!", '!', '@', 1) == "one@two!three!") self.assertTrue(replace("one!two!three!", '!', '@', 2) == "one@two@three!") self.assertTrue(replace("one!two!three!", '!', '@', 3) == "one@two@three@") self.assertTrue(replace("one!two!three!", '!', '@', 4) == "one@two@three@") # CAUTION: a replace count of 0 means infinity only to strop, # not to the string .replace() method or to the # string.replace() function. self.assertTrue(replace("one!two!three!", '!', '@', 0) == "one@two@three@") self.assertTrue(replace("one!two!three!", '!', '@') == "one@two@three@") self.assertTrue(replace("one!two!three!", 'x', '@') == "one!two!three!") self.assertTrue(replace("one!two!three!", 'x', '@', 2) == "one!two!three!") def test_split(self): split = strop.split self.assertTrue(split("this is the split function") == ['this', 'is', 'the', 'split', 'function']) self.assertTrue(split("a|b|c|d", '|') == ['a', 'b', 'c', 'd']) self.assertTrue(split("a|b|c|d", '|', 2) == ['a', 'b', 'c|d']) self.assertTrue(split("a b c d", None, 1) == ['a', 'b c d']) self.assertTrue(split("a b c d", None, 2) == ['a', 'b', 'c d']) self.assertTrue(split("a b c d", None, 3) == ['a', 'b', 'c', 'd']) self.assertTrue(split("a b c d", None, 4) == ['a', 'b', 'c', 'd']) self.assertTrue(split("a b c d", None, 0) == ['a', 'b', 'c', 'd']) self.assertTrue(split("a b c d", None, 2) == ['a', 'b', 'c d']) def test_join(self): self.assertTrue(strop.join(['a', 'b', 'c', 'd']) == 'a b c d') self.assertTrue(strop.join(('a', 'b', 'c', 'd'), '') == 'abcd') self.assertTrue(strop.join(Sequence()) == 'w x y z') # try a few long ones self.assertTrue(strop.join(['x' * 100] * 100, ':') == (('x' * 100) + ":") * 99 + "x" * 100) self.assertTrue(strop.join(('x' * 100,) * 100, ':') == (('x' * 100) + ":") * 99 + "x" * 100) def test_maketrans(self): self.assertTrue(strop.maketrans("abc", "xyz") == transtable) self.assertRaises(ValueError, strop.maketrans, "abc", "xyzq") def test_translate(self): self.assertTrue(strop.translate("xyzabcdef", transtable, "def") == "xyzxyz") def test_data_attributes(self): strop.lowercase strop.uppercase strop.whitespace @unittest.skipUnless(sys.maxsize == 2147483647, "only for 32-bit") def test_expandtabs_overflow(self): s = '\t\n' * 0x10000 + 'A' * 0x1000000 self.assertRaises(OverflowError, strop.expandtabs, s, 0x10001) @test_support.precisionbigmemtest(size=test_support._2G - 1, memuse=5) def test_stropjoin_huge_list(self, size): a = "A" * size try: r = strop.join([a, a], a) except OverflowError: pass else: self.assertEqual(len(r), len(a) * 3) @test_support.precisionbigmemtest(size=test_support._2G - 1, memuse=1) def test_stropjoin_huge_tup(self, size): a = "A" * size try: r = strop.join((a, a), a) except OverflowError: pass # acceptable on 32-bit else: self.assertEqual(len(r), len(a) * 3) @unittest.skipUnless(sys.maxsize == 2147483647, "only for 32-bit") def test_stropreplace_overflow(self): a = "A" * 0x10000 self.assertRaises(MemoryError, strop.replace, a, "A", a) transtable = '\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037 !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`xyzdefghijklmnopqrstuvwxyz{|}~\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377' # join() now works with any sequence type. class Sequence: def __init__(self): self.seq = 'wxyz' def __len__(self): return len(self.seq) def __getitem__(self, i): return self.seq[i] def test_main(): test_support.run_unittest(StropFunctionTestCase) if __name__ == "__main__": test_main()