1import warnings
2warnings.filterwarnings("ignore", "strop functions are obsolete;",
3                        DeprecationWarning,
4                        r'test.test_strop|unittest')
5import strop
6import unittest
7from test import test_support
8
9
10class StropFunctionTestCase(unittest.TestCase):
11
12    def test_atoi(self):
13        self.assertTrue(strop.atoi(" 1 ") == 1)
14        self.assertRaises(ValueError, strop.atoi, " 1x")
15        self.assertRaises(ValueError, strop.atoi, " x1 ")
16
17    def test_atol(self):
18        self.assertTrue(strop.atol(" 1 ") == 1L)
19        self.assertRaises(ValueError, strop.atol, " 1x")
20        self.assertRaises(ValueError, strop.atol, " x1 ")
21
22    def test_atof(self):
23        self.assertTrue(strop.atof(" 1 ") == 1.0)
24        self.assertRaises(ValueError, strop.atof, " 1x")
25        self.assertRaises(ValueError, strop.atof, " x1 ")
26
27    def test_capitalize(self):
28        self.assertTrue(strop.capitalize(" hello ") == " hello ")
29        self.assertTrue(strop.capitalize("hello ") == "Hello ")
30
31    def test_find(self):
32        self.assertTrue(strop.find("abcdefghiabc", "abc") == 0)
33        self.assertTrue(strop.find("abcdefghiabc", "abc", 1) == 9)
34        self.assertTrue(strop.find("abcdefghiabc", "def", 4) == -1)
35
36    def test_rfind(self):
37        self.assertTrue(strop.rfind("abcdefghiabc", "abc") == 9)
38
39    def test_lower(self):
40        self.assertTrue(strop.lower("HeLLo") == "hello")
41
42    def test_upper(self):
43        self.assertTrue(strop.upper("HeLLo") == "HELLO")
44
45    def test_swapcase(self):
46        self.assertTrue(strop.swapcase("HeLLo cOmpUteRs") == "hEllO CoMPuTErS")
47
48    def test_strip(self):
49        self.assertTrue(strop.strip(" \t\n hello \t\n ") == "hello")
50
51    def test_lstrip(self):
52        self.assertTrue(strop.lstrip(" \t\n hello \t\n ") == "hello \t\n ")
53
54    def test_rstrip(self):
55        self.assertTrue(strop.rstrip(" \t\n hello \t\n ") == " \t\n hello")
56
57    def test_replace(self):
58        replace = strop.replace
59        self.assertTrue(replace("one!two!three!", '!', '@', 1)
60                     == "one@two!three!")
61        self.assertTrue(replace("one!two!three!", '!', '@', 2)
62                     == "one@two@three!")
63        self.assertTrue(replace("one!two!three!", '!', '@', 3)
64                     == "one@two@three@")
65        self.assertTrue(replace("one!two!three!", '!', '@', 4)
66                     == "one@two@three@")
67
68        # CAUTION: a replace count of 0 means infinity only to strop,
69        # not to the string .replace() method or to the
70        # string.replace() function.
71
72        self.assertTrue(replace("one!two!three!", '!', '@', 0)
73                     == "one@two@three@")
74        self.assertTrue(replace("one!two!three!", '!', '@')
75                     == "one@two@three@")
76        self.assertTrue(replace("one!two!three!", 'x', '@')
77                     == "one!two!three!")
78        self.assertTrue(replace("one!two!three!", 'x', '@', 2)
79                     == "one!two!three!")
80
81    def test_split(self):
82        split = strop.split
83        self.assertTrue(split("this is the split function")
84                     == ['this', 'is', 'the', 'split', 'function'])
85        self.assertTrue(split("a|b|c|d", '|') == ['a', 'b', 'c', 'd'])
86        self.assertTrue(split("a|b|c|d", '|', 2) == ['a', 'b', 'c|d'])
87        self.assertTrue(split("a b c d", None, 1) == ['a', 'b c d'])
88        self.assertTrue(split("a b c d", None, 2) == ['a', 'b', 'c d'])
89        self.assertTrue(split("a b c d", None, 3) == ['a', 'b', 'c', 'd'])
90        self.assertTrue(split("a b c d", None, 4) == ['a', 'b', 'c', 'd'])
91        self.assertTrue(split("a b c d", None, 0) == ['a', 'b', 'c', 'd'])
92        self.assertTrue(split("a  b  c  d", None, 2) ==  ['a', 'b', 'c  d'])
93
94    def test_join(self):
95        self.assertTrue(strop.join(['a', 'b', 'c', 'd']) == 'a b c d')
96        self.assertTrue(strop.join(('a', 'b', 'c', 'd'), '') == 'abcd')
97        self.assertTrue(strop.join(Sequence()) == 'w x y z')
98
99        # try a few long ones
100        self.assertTrue(strop.join(['x' * 100] * 100, ':')
101                     == (('x' * 100) + ":") * 99 + "x" * 100)
102        self.assertTrue(strop.join(('x' * 100,) * 100, ':')
103                     == (('x' * 100) + ":") * 99 + "x" * 100)
104
105    def test_maketrans(self):
106        self.assertTrue(strop.maketrans("abc", "xyz") == transtable)
107        self.assertRaises(ValueError, strop.maketrans, "abc", "xyzq")
108
109    def test_translate(self):
110        self.assertTrue(strop.translate("xyzabcdef", transtable, "def")
111                     == "xyzxyz")
112
113    def test_data_attributes(self):
114        strop.lowercase
115        strop.uppercase
116        strop.whitespace
117
118    @test_support.precisionbigmemtest(size=test_support._2G - 1, memuse=5)
119    def test_stropjoin_huge_list(self, size):
120        a = "A" * size
121        try:
122            r = strop.join([a, a], a)
123        except OverflowError:
124            pass
125        else:
126            self.assertEqual(len(r), len(a) * 3)
127
128    @test_support.precisionbigmemtest(size=test_support._2G - 1, memuse=1)
129    def test_stropjoin_huge_tup(self, size):
130        a = "A" * size
131        try:
132            r = strop.join((a, a), a)
133        except OverflowError:
134            pass # acceptable on 32-bit
135        else:
136            self.assertEqual(len(r), len(a) * 3)
137
138transtable = '\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'
139
140
141# join() now works with any sequence type.
142class Sequence:
143    def __init__(self): self.seq = 'wxyz'
144    def __len__(self): return len(self.seq)
145    def __getitem__(self, i): return self.seq[i]
146
147
148def test_main():
149    test_support.run_unittest(StropFunctionTestCase)
150
151
152if __name__ == "__main__":
153    test_main()
154