Commit | Line | Data |
---|---|---|
86530b38 AT |
1 | from test.test_support import verify, verbose, TestFailed, sortdict |
2 | from UserList import UserList | |
3 | ||
4 | def e(a, b): | |
5 | print a, b | |
6 | ||
7 | def f(*a, **k): | |
8 | print a, sortdict(k) | |
9 | ||
10 | def g(x, *y, **z): | |
11 | print x, y, sortdict(z) | |
12 | ||
13 | def h(j=1, a=2, h=3): | |
14 | print j, a, h | |
15 | ||
16 | f() | |
17 | f(1) | |
18 | f(1, 2) | |
19 | f(1, 2, 3) | |
20 | ||
21 | f(1, 2, 3, *(4, 5)) | |
22 | f(1, 2, 3, *[4, 5]) | |
23 | f(1, 2, 3, *UserList([4, 5])) | |
24 | f(1, 2, 3, **{'a':4, 'b':5}) | |
25 | f(1, 2, 3, *(4, 5), **{'a':6, 'b':7}) | |
26 | f(1, 2, 3, x=4, y=5, *(6, 7), **{'a':8, 'b':9}) | |
27 | ||
28 | # Verify clearing of SF bug #733667 | |
29 | try: | |
30 | e(c=3) | |
31 | except TypeError: | |
32 | pass | |
33 | else: | |
34 | print "should raise TypeError: e() got an unexpected keyword argument 'c'" | |
35 | ||
36 | try: | |
37 | g() | |
38 | except TypeError, err: | |
39 | print "TypeError:", err | |
40 | else: | |
41 | print "should raise TypeError: not enough arguments; expected 1, got 0" | |
42 | ||
43 | try: | |
44 | g(*()) | |
45 | except TypeError, err: | |
46 | print "TypeError:", err | |
47 | else: | |
48 | print "should raise TypeError: not enough arguments; expected 1, got 0" | |
49 | ||
50 | try: | |
51 | g(*(), **{}) | |
52 | except TypeError, err: | |
53 | print "TypeError:", err | |
54 | else: | |
55 | print "should raise TypeError: not enough arguments; expected 1, got 0" | |
56 | ||
57 | g(1) | |
58 | g(1, 2) | |
59 | g(1, 2, 3) | |
60 | g(1, 2, 3, *(4, 5)) | |
61 | class Nothing: pass | |
62 | try: | |
63 | g(*Nothing()) | |
64 | except TypeError, attr: | |
65 | pass | |
66 | else: | |
67 | print "should raise TypeError" | |
68 | ||
69 | class Nothing: | |
70 | def __len__(self): | |
71 | return 5 | |
72 | try: | |
73 | g(*Nothing()) | |
74 | except TypeError, attr: | |
75 | pass | |
76 | else: | |
77 | print "should raise TypeError" | |
78 | ||
79 | class Nothing: | |
80 | def __len__(self): | |
81 | return 5 | |
82 | def __getitem__(self, i): | |
83 | if i < 3: | |
84 | return i | |
85 | else: | |
86 | raise IndexError, i | |
87 | g(*Nothing()) | |
88 | ||
89 | class Nothing: | |
90 | def __init__(self): | |
91 | self.c = 0 | |
92 | def __iter__(self): | |
93 | return self | |
94 | try: | |
95 | g(*Nothing()) | |
96 | except TypeError, attr: | |
97 | pass | |
98 | else: | |
99 | print "should raise TypeError" | |
100 | ||
101 | class Nothing: | |
102 | def __init__(self): | |
103 | self.c = 0 | |
104 | def __iter__(self): | |
105 | return self | |
106 | def next(self): | |
107 | if self.c == 4: | |
108 | raise StopIteration | |
109 | c = self.c | |
110 | self.c += 1 | |
111 | return c | |
112 | g(*Nothing()) | |
113 | ||
114 | # make sure the function call doesn't stomp on the dictionary? | |
115 | d = {'a': 1, 'b': 2, 'c': 3} | |
116 | d2 = d.copy() | |
117 | verify(d == d2) | |
118 | g(1, d=4, **d) | |
119 | print sortdict(d) | |
120 | print sortdict(d2) | |
121 | verify(d == d2, "function call modified dictionary") | |
122 | ||
123 | # what about willful misconduct? | |
124 | def saboteur(**kw): | |
125 | kw['x'] = locals() # yields a cyclic kw | |
126 | return kw | |
127 | d = {} | |
128 | kw = saboteur(a=1, **d) | |
129 | verify(d == {}) | |
130 | # break the cycle | |
131 | del kw['x'] | |
132 | ||
133 | try: | |
134 | g(1, 2, 3, **{'x':4, 'y':5}) | |
135 | except TypeError, err: | |
136 | print err | |
137 | else: | |
138 | print "should raise TypeError: keyword parameter redefined" | |
139 | ||
140 | try: | |
141 | g(1, 2, 3, a=4, b=5, *(6, 7), **{'a':8, 'b':9}) | |
142 | except TypeError, err: | |
143 | print err | |
144 | else: | |
145 | print "should raise TypeError: keyword parameter redefined" | |
146 | ||
147 | try: | |
148 | f(**{1:2}) | |
149 | except TypeError, err: | |
150 | print err | |
151 | else: | |
152 | print "should raise TypeError: keywords must be strings" | |
153 | ||
154 | try: | |
155 | h(**{'e': 2}) | |
156 | except TypeError, err: | |
157 | print err | |
158 | else: | |
159 | print "should raise TypeError: unexpected keyword argument: e" | |
160 | ||
161 | try: | |
162 | h(*h) | |
163 | except TypeError, err: | |
164 | print err | |
165 | else: | |
166 | print "should raise TypeError: * argument must be a tuple" | |
167 | ||
168 | try: | |
169 | dir(*h) | |
170 | except TypeError, err: | |
171 | print err | |
172 | else: | |
173 | print "should raise TypeError: * argument must be a tuple" | |
174 | ||
175 | try: | |
176 | None(*h) | |
177 | except TypeError, err: | |
178 | print err | |
179 | else: | |
180 | print "should raise TypeError: * argument must be a tuple" | |
181 | ||
182 | try: | |
183 | h(**h) | |
184 | except TypeError, err: | |
185 | print err | |
186 | else: | |
187 | print "should raise TypeError: ** argument must be a dictionary" | |
188 | ||
189 | try: | |
190 | dir(**h) | |
191 | except TypeError, err: | |
192 | print err | |
193 | else: | |
194 | print "should raise TypeError: ** argument must be a dictionary" | |
195 | ||
196 | try: | |
197 | None(**h) | |
198 | except TypeError, err: | |
199 | print err | |
200 | else: | |
201 | print "should raise TypeError: ** argument must be a dictionary" | |
202 | ||
203 | try: | |
204 | dir(b=1,**{'b':1}) | |
205 | except TypeError, err: | |
206 | print err | |
207 | else: | |
208 | print "should raise TypeError: dir() got multiple values for keyword argument 'b'" | |
209 | ||
210 | def f2(*a, **b): | |
211 | return a, b | |
212 | ||
213 | d = {} | |
214 | for i in range(512): | |
215 | key = 'k%d' % i | |
216 | d[key] = i | |
217 | a, b = f2(1, *(2, 3), **d) | |
218 | print len(a), len(b), b == d | |
219 | ||
220 | class Foo: | |
221 | def method(self, arg1, arg2): | |
222 | return arg1 + arg2 | |
223 | ||
224 | x = Foo() | |
225 | print Foo.method(*(x, 1, 2)) | |
226 | print Foo.method(x, *(1, 2)) | |
227 | try: | |
228 | print Foo.method(*(1, 2, 3)) | |
229 | except TypeError, err: | |
230 | pass | |
231 | else: | |
232 | print 'expected a TypeError for unbound method call' | |
233 | try: | |
234 | print Foo.method(1, *(2, 3)) | |
235 | except TypeError, err: | |
236 | pass | |
237 | else: | |
238 | print 'expected a TypeError for unbound method call' | |
239 | ||
240 | # A PyCFunction that takes only positional parameters should allow an | |
241 | # empty keyword dictionary to pass without a complaint, but raise a | |
242 | # TypeError if the dictionary is non-empty. | |
243 | id(1, **{}) | |
244 | try: | |
245 | id(1, **{"foo": 1}) | |
246 | except TypeError: | |
247 | pass | |
248 | else: | |
249 | raise TestFailed, 'expected TypeError; no exception raised' | |
250 | ||
251 | a, b, d, e, v, k = 'A', 'B', 'D', 'E', 'V', 'K' | |
252 | funcs = [] | |
253 | maxargs = {} | |
254 | for args in ['', 'a', 'ab']: | |
255 | for defargs in ['', 'd', 'de']: | |
256 | for vararg in ['', 'v']: | |
257 | for kwarg in ['', 'k']: | |
258 | name = 'z' + args + defargs + vararg + kwarg | |
259 | arglist = list(args) + map( | |
260 | lambda x: '%s="%s"' % (x, x), defargs) | |
261 | if vararg: arglist.append('*' + vararg) | |
262 | if kwarg: arglist.append('**' + kwarg) | |
263 | decl = (('def %s(%s): print "ok %s", a, b, d, e, v, ' + | |
264 | 'type(k) is type ("") and k or sortdict(k)') | |
265 | % (name, ', '.join(arglist), name)) | |
266 | exec(decl) | |
267 | func = eval(name) | |
268 | funcs.append(func) | |
269 | maxargs[func] = len(args + defargs) | |
270 | ||
271 | for name in ['za', 'zade', 'zabk', 'zabdv', 'zabdevk']: | |
272 | func = eval(name) | |
273 | for args in [(), (1, 2), (1, 2, 3, 4, 5)]: | |
274 | for kwargs in ['', 'a', 'd', 'ad', 'abde']: | |
275 | kwdict = {} | |
276 | for k in kwargs: kwdict[k] = k + k | |
277 | print func.func_name, args, sortdict(kwdict), '->', | |
278 | try: func(*args, **kwdict) | |
279 | except TypeError, err: print err |