Lib/test/test_b1.py

   1 # Python test set -- part 4a, built-in functions a-m
   2
   3 from test_support import *
   4
   5 print '__import__'
   6 __import__('sys')
   7 __import__('strop')
   8 __import__('string')
   9 try: __import__('spamspam')
  10 except ImportError: pass
  11 else: raise TestFailed, "__import__('spamspam') should fail"
  12
  13 print 'abs'
  14 if abs(0) <> 0: raise TestFailed, 'abs(0)'
  15 if abs(1234) <> 1234: raise TestFailed, 'abs(1234)'
  16 if abs(-1234) <> 1234: raise TestFailed, 'abs(-1234)'
  17 #
  18 if abs(0.0) <> 0.0: raise TestFailed, 'abs(0.0)'
  19 if abs(3.14) <> 3.14: raise TestFailed, 'abs(3.14)'
  20 if abs(-3.14) <> 3.14: raise TestFailed, 'abs(-3.14)'
  21 #
  22 if abs(0L) <> 0L: raise TestFailed, 'abs(0L)'
  23 if abs(1234L) <> 1234L: raise TestFailed, 'abs(1234L)'
  24 if abs(-1234L) <> 1234L: raise TestFailed, 'abs(-1234L)'
  25
  26 print 'apply'
  27 def f0(*args):
  28     if args != (): raise TestFailed, 'f0 called with ' + `args`
  29 def f1(a1):
  30     if a1 != 1: raise TestFailed, 'f1 called with ' + `a1`
  31 def f2(a1, a2):
  32     if a1 != 1 or a2 != 2:
  33         raise TestFailed, 'f2 called with ' + `a1, a2`
  34 def f3(a1, a2, a3):
  35     if a1 != 1 or a2 != 2 or a3 != 3:
  36         raise TestFailed, 'f3 called with ' + `a1, a2, a3`
  37 apply(f0, ())
  38 apply(f1, (1,))
  39 apply(f2, (1, 2))
  40 apply(f3, (1, 2, 3))
  41
  42 print 'callable'
  43 if not callable(len):raise TestFailed, 'callable(len)'
  44 def f(): pass
  45 if not callable(f): raise TestFailed, 'callable(f)'
  46 class C:
  47     def meth(self): pass
  48 if not callable(C): raise TestFailed, 'callable(C)'
  49 x = C()
  50 if not callable(x.meth): raise TestFailed, 'callable(x.meth)'
  51 if callable(x): raise TestFailed, 'callable(x)'
  52 class D(C):
  53     def __call__(self): pass
  54 y = D()
  55 if not callable(y): raise TestFailed, 'callable(y)'
  56
  57 print 'chr'
  58 if chr(32) <> ' ': raise TestFailed, 'chr(32)'
  59 if chr(65) <> 'A': raise TestFailed, 'chr(65)'
  60 if chr(97) <> 'a': raise TestFailed, 'chr(97)'
  61
  62 print 'cmp'
  63 if cmp(-1, 1) <> -1: raise TestFailed, 'cmp(-1, 1)'
  64 if cmp(1, -1) <> 1: raise TestFailed, 'cmp(1, -1)'
  65 if cmp(1, 1) <> 0: raise TestFailed, 'cmp(1, 1)'
  66
  67 print 'coerce'
  68 if fcmp(coerce(1, 1.1), (1.0, 1.1)): raise TestFailed, 'coerce(1, 1.1)'
  69 if coerce(1, 1L) <> (1L, 1L): raise TestFailed, 'coerce(1, 1L)'
  70 if fcmp(coerce(1L, 1.1), (1.0, 1.1)): raise TestFailed, 'coerce(1L, 1.1)'
  71
  72 print 'compile'
  73 compile('print 1\n', '', 'exec')
  74
  75 print 'complex'
  76 if complex(1,10) <> 1+10j: raise TestFailed, 'complex(1,10)'
  77 if complex(1,10L) <> 1+10j: raise TestFailed, 'complex(1,10L)'
  78 if complex(1,10.0) <> 1+10j: raise TestFailed, 'complex(1,10.0)'
  79 if complex(1L,10) <> 1+10j: raise TestFailed, 'complex(1L,10)'
  80 if complex(1L,10L) <> 1+10j: raise TestFailed, 'complex(1L,10L)'
  81 if complex(1L,10.0) <> 1+10j: raise TestFailed, 'complex(1L,10.0)'
  82 if complex(1.0,10) <> 1+10j: raise TestFailed, 'complex(1.0,10)'
  83 if complex(1.0,10L) <> 1+10j: raise TestFailed, 'complex(1.0,10L)'
  84 if complex(1.0,10.0) <> 1+10j: raise TestFailed, 'complex(1.0,10.0)'
  85 if complex(3.14+0j) <> 3.14+0j: raise TestFailed, 'complex(3.14)'
  86 if complex(3.14) <> 3.14+0j: raise TestFailed, 'complex(3.14)'
  87 if complex(314) <> 314.0+0j: raise TestFailed, 'complex(314)'
  88 if complex(314L) <> 314.0+0j: raise TestFailed, 'complex(314L)'
  89 if complex(3.14+0j, 0j) <> 3.14+0j: raise TestFailed, 'complex(3.14, 0j)'
  90 if complex(3.14, 0.0) <> 3.14+0j: raise TestFailed, 'complex(3.14, 0.0)'
  91 if complex(314, 0) <> 314.0+0j: raise TestFailed, 'complex(314, 0)'
  92 if complex(314L, 0L) <> 314.0+0j: raise TestFailed, 'complex(314L, 0L)'
  93 if complex(0j, 3.14j) <> -3.14+0j: raise TestFailed, 'complex(0j, 3.14j)'
  94 if complex(0.0, 3.14j) <> -3.14+0j: raise TestFailed, 'complex(0.0, 3.14j)'
  95 if complex(0j, 3.14) <> 3.14j: raise TestFailed, 'complex(0j, 3.14)'
  96 if complex(0.0, 3.14) <> 3.14j: raise TestFailed, 'complex(0.0, 3.14)'
  97 class Z:
  98     def __complex__(self): return 3.14j
  99 z = Z()
 100 if complex(z) <> 3.14j: raise TestFailed, 'complex(classinstance)'
 101
 102 print 'delattr'
 103 import sys
 104 sys.spam = 1
 105 delattr(sys, 'spam')
 106
 107 print 'dir'
 108 x = 1
 109 if 'x' not in dir(): raise TestFailed, 'dir()'
 110 import sys
 111 if 'modules' not in dir(sys): raise TestFailed, 'dir(sys)'
 112
 113 print 'divmod'
 114 if divmod(12, 7) <> (1, 5): raise TestFailed, 'divmod(12, 7)'
 115 if divmod(-12, 7) <> (-2, 2): raise TestFailed, 'divmod(-12, 7)'
 116 if divmod(12, -7) <> (-2, -2): raise TestFailed, 'divmod(12, -7)'
 117 if divmod(-12, -7) <> (1, -5): raise TestFailed, 'divmod(-12, -7)'
 118 #
 119 if divmod(12L, 7L) <> (1L, 5L): raise TestFailed, 'divmod(12L, 7L)'
 120 if divmod(-12L, 7L) <> (-2L, 2L): raise TestFailed, 'divmod(-12L, 7L)'
 121 if divmod(12L, -7L) <> (-2L, -2L): raise TestFailed, 'divmod(12L, -7L)'
 122 if divmod(-12L, -7L) <> (1L, -5L): raise TestFailed, 'divmod(-12L, -7L)'
 123 #
 124 if divmod(12, 7L) <> (1, 5L): raise TestFailed, 'divmod(12, 7L)'
 125 if divmod(-12, 7L) <> (-2, 2L): raise TestFailed, 'divmod(-12, 7L)'
 126 if divmod(12L, -7) <> (-2L, -2): raise TestFailed, 'divmod(12L, -7)'
 127 if divmod(-12L, -7) <> (1L, -5): raise TestFailed, 'divmod(-12L, -7)'
 128 #
 129 if fcmp(divmod(3.25, 1.0), (3.0, 0.25)):
 130     raise TestFailed, 'divmod(3.25, 1.0)'
 131 if fcmp(divmod(-3.25, 1.0), (-4.0, 0.75)):
 132     raise TestFailed, 'divmod(-3.25, 1.0)'
 133 if fcmp(divmod(3.25, -1.0), (-4.0, -0.75)):
 134     raise TestFailed, 'divmod(3.25, -1.0)'
 135 if fcmp(divmod(-3.25, -1.0), (3.0, -0.25)):
 136     raise TestFailed, 'divmod(-3.25, -1.0)'
 137
 138 print 'eval'
 139 if eval('1+1') <> 2: raise TestFailed, 'eval(\'1+1\')'
 140 if eval(' 1+1\n') <> 2: raise TestFailed, 'eval(\' 1+1\\n\')'
 141 globals = {'a': 1, 'b': 2}
 142 locals = {'b': 200, 'c': 300}
 143 if eval('a', globals) <> 1: raise TestFailed, "eval(1)"
 144 if eval('a', globals, locals) <> 1: raise TestFailed, "eval(2)"
 145 if eval('b', globals, locals) <> 200: raise TestFailed, "eval(3)"
 146 if eval('c', globals, locals) <> 300: raise TestFailed, "eval(4)"
 147
 148 print 'execfile'
 149 z = 0
 150 f = open(TESTFN, 'w')
 151 f.write('z = z+1\n')
 152 f.write('z = z*2\n')
 153 f.close()
 154 execfile(TESTFN)
 155 if z <> 2: raise TestFailed, "execfile(1)"
 156 globals['z'] = 0
 157 execfile(TESTFN, globals)
 158 if globals['z'] <> 2: raise TestFailed, "execfile(1)"
 159 locals['z'] = 0
 160 execfile(TESTFN, globals, locals)
 161 if locals['z'] <> 2: raise TestFailed, "execfile(1)"
 162 unlink(TESTFN)
 163
 164 print 'filter'
 165 if filter(lambda c: 'a' <= c <= 'z', 'Hello World') <> 'elloorld':
 166     raise TestFailed, 'filter (filter a string)'
 167 if filter(None, [1, 'hello', [], [3], '', None, 9, 0]) <> [1, 'hello', [3], 9]:
 168     raise TestFailed, 'filter (remove false values)'
 169 if filter(lambda x: x > 0, [1, -3, 9, 0, 2]) <> [1, 9, 2]:
 170     raise TestFailed, 'filter (keep positives)'
 171 class Squares:
 172     def __init__(self, max):
 173         self.max = max
 174         self.sofar = []
 175     def __len__(self): return len(self.sofar)
 176     def __getitem__(self, i):
 177         if not 0 <= i < self.max: raise IndexError
 178         n = len(self.sofar)
 179         while n <= i:
 180             self.sofar.append(n*n)
 181             n = n+1
 182         return self.sofar[i]
 183 if filter(None, Squares(10)) != [1, 4, 9, 16, 25, 36, 49, 64, 81]:
 184     raise TestFailed, 'filter(None, Squares(10))'
 185 if filter(lambda x: x%2, Squares(10)) != [1, 9, 25, 49, 81]:
 186     raise TestFailed, 'filter(oddp, Squares(10))'
 187 class StrSquares:
 188     def __init__(self, max):
 189         self.max = max
 190         self.sofar = []
 191     def __len__(self):
 192         return len(self.sofar)
 193     def __getitem__(self, i):
 194         if not 0 <= i < self.max:
 195             raise IndexError
 196         n = len(self.sofar)
 197         while n <= i:
 198             self.sofar.append(str(n*n))
 199             n = n+1
 200         return self.sofar[i]
 201 def identity(item):
 202     return 1
 203 filter(identity, Squares(5))
 204
 205 print 'float'
 206 if float(3.14) <> 3.14: raise TestFailed, 'float(3.14)'
 207 if float(314) <> 314.0: raise TestFailed, 'float(314)'
 208 if float(314L) <> 314.0: raise TestFailed, 'float(314L)'
 209
 210 print 'getattr'
 211 import sys
 212 if getattr(sys, 'stdout') is not sys.stdout: raise TestFailed, 'getattr'
 213
 214 print 'hasattr'
 215 import sys
 216 if not hasattr(sys, 'stdout'): raise TestFailed, 'hasattr'
 217
 218 print 'hash'
 219 hash(None)
 220 if not hash(1) == hash(1L) == hash(1.0): raise TestFailed, 'numeric hash()'
 221 hash('spam')
 222 hash((0,1,2,3))
 223 def f(): pass
 224
 225 print 'hex'
 226 if hex(16) != '0x10': raise TestFailed, 'hex(16)'
 227 if hex(16L) != '0x10L': raise TestFailed, 'hex(16L)'
 228 if len(hex(-1)) != len(hex(sys.maxint)): raise TestFailed, 'len(hex(-1))'
 229 if hex(-16) not in ('0xfffffff0', '0xfffffffffffffff0'):
 230     raise TestFailed, 'hex(-16)'
 231 if hex(-16L) != '-0x10L': raise TestFailed, 'hex(-16L)'
 232
 233 print 'id'
 234 id(None)
 235 id(1)
 236 id(1L)
 237 id(1.0)
 238 id('spam')
 239 id((0,1,2,3))
 240 id([0,1,2,3])
 241 id({'spam': 1, 'eggs': 2, 'ham': 3})
 242
 243 # Test input() later, together with raw_input
 244
 245 print 'int'
 246 if int(314) <> 314: raise TestFailed, 'int(314)'
 247 if int(3.14) <> 3: raise TestFailed, 'int(3.14)'
 248 if int(314L) <> 314: raise TestFailed, 'int(314L)'
 249 # Check that conversion from float truncates towards zero
 250 if int(-3.14) <> -3: raise TestFailed, 'int(-3.14)'
 251 if int(3.9) <> 3: raise TestFailed, 'int(3.9)'
 252 if int(-3.9) <> -3: raise TestFailed, 'int(-3.9)'
 253 if int(3.5) <> 3: raise TestFailed, 'int(3.5)'
 254 if int(-3.5) <> -3: raise TestFailed, 'int(-3.5)'
 255 # Test conversion fron strings and various anomalies
 256 L = [
 257         ('0', 0),
 258         ('1', 1),
 259         ('9', 9),
 260         ('10', 10),
 261         ('99', 99),
 262         ('100', 100),
 263         ('314', 314),
 264         (' 314', 314),
 265         ('314 ', 314),
 266         ('  \t\t  314  \t\t  ', 314),
 267         (`sys.maxint`, sys.maxint),
 268         ('', ValueError),
 269         (' ', ValueError),
 270         ('  \t\t  ', ValueError),
 271 ]
 272 for s, v in L:
 273     for sign in "", "+", "-":
 274         for prefix in "", " ", "\t", "  \t\t  ":
 275             ss = prefix + sign + s
 276             vv = v
 277             if sign == "-" and v is not ValueError:
 278                 vv = -v
 279             try:
 280                 if int(ss) != vv:
 281                     raise TestFailed, "int(%s)" % `ss`
 282             except v:
 283                 pass
 284             except ValueError, e:
 285                 raise TestFailed, "int(%s) raised ValueError: %s" % (`ss`, e)
 286 s = `-1-sys.maxint`
 287 if int(s)+1 != -sys.maxint:
 288     raise TestFailed, "int(%s)" % `s`
 289 try:
 290     int(s[1:])
 291 except ValueError:
 292     pass
 293 else:
 294     raise TestFailed, "int(%s)" % `s[1:]` + " should raise ValueError"
 295
 296 print 'isinstance'
 297 class C:
 298     pass
 299 class D(C):
 300     pass
 301 class E:
 302     pass
 303 c = C()
 304 d = D()
 305 e = E()
 306 if not isinstance(c, C): raise TestFailed, 'isinstance(c, C)'
 307 if not isinstance(d, C): raise TestFailed, 'isinstance(d, C)'
 308 if isinstance(e, C): raise TestFailed, 'isinstance(e, C)'
 309 if isinstance(c, D): raise TestFailed, 'isinstance(c, D)'
 310 if isinstance('foo', E): raise TestFailed, 'isinstance("Foo", E)'
 311 try:
 312     isinstance(E, 'foo')
 313     raise TestFailed, 'isinstance(E, "foo")'
 314 except TypeError:
 315     pass
 316
 317 print 'issubclass'
 318 if not issubclass(D, C): raise TestFailed, 'issubclass(D, C)'
 319 if not issubclass(C, C): raise TestFailed, 'issubclass(C, C)'
 320 if issubclass(C, D): raise TestFailed, 'issubclass(C, D)'
 321 try:
 322     issubclass('foo', E)
 323     raise TestFailed, 'issubclass("foo", E)'
 324 except TypeError:
 325     pass
 326 try:
 327     issubclass(E, 'foo')
 328     raise TestFailed, 'issubclass(E, "foo")'
 329 except TypeError:
 330     pass
 331
 332 print 'len'
 333 if len('123') <> 3: raise TestFailed, 'len(\'123\')'
 334 if len(()) <> 0: raise TestFailed, 'len(())'
 335 if len((1, 2, 3, 4)) <> 4: raise TestFailed, 'len((1, 2, 3, 4))'
 336 if len([1, 2, 3, 4]) <> 4: raise TestFailed, 'len([1, 2, 3, 4])'
 337 if len({}) <> 0: raise TestFailed, 'len({})'
 338 if len({'a':1, 'b': 2}) <> 2: raise TestFailed, 'len({\'a\':1, \'b\': 2})'
 339
 340 print 'long'
 341 if long(314) <> 314L: raise TestFailed, 'long(314)'
 342 if long(3.14) <> 3L: raise TestFailed, 'long(3.14)'
 343 if long(314L) <> 314L: raise TestFailed, 'long(314L)'
 344 # Check that conversion from float truncates towards zero
 345 if long(-3.14) <> -3L: raise TestFailed, 'long(-3.14)'
 346 if long(3.9) <> 3L: raise TestFailed, 'long(3.9)'
 347 if long(-3.9) <> -3L: raise TestFailed, 'long(-3.9)'
 348 if long(3.5) <> 3L: raise TestFailed, 'long(3.5)'
 349 if long(-3.5) <> -3L: raise TestFailed, 'long(-3.5)'
 350 # Check conversions from string (same test set as for int(), and then some)
 351 LL = [
 352         ('1' + '0'*20, 10L**20),
 353         ('1' + '0'*100, 10L**100),
 354 ]
 355 for s, v in L + LL:
 356     for sign in "", "+", "-":
 357         for prefix in "", " ", "\t", "  \t\t  ":
 358             ss = prefix + sign + s
 359             vv = v
 360             if sign == "-" and v is not ValueError:
 361                 vv = -v
 362             try:
 363                 if long(ss) != long(vv):
 364                     raise TestFailed, "int(%s)" % `ss`
 365             except v:
 366                 pass
 367             except ValueError, e:
 368                 raise TestFailed, "int(%s) raised ValueError: %s" % (`ss`, e)
 369
 370 print 'map'
 371 if map(None, 'hello world') <> ['h','e','l','l','o',' ','w','o','r','l','d']:
 372     raise TestFailed, 'map(None, \'hello world\')'
 373 if map(None, 'abcd', 'efg') <> \
 374    [('a', 'e'), ('b', 'f'), ('c', 'g'), ('d', None)]:
 375     raise TestFailed, 'map(None, \'abcd\', \'efg\')'
 376 if map(None, range(10)) <> [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]:
 377     raise TestFailed, 'map(None, range(10))'
 378 if map(lambda x: x*x, range(1,4)) <> [1, 4, 9]:
 379     raise TestFailed, 'map(lambda x: x*x, range(1,4))'
 380 try:
 381     from math import sqrt
 382 except ImportError:
 383     def sqrt(x):
 384         return pow(x, 0.5)
 385 if map(lambda x: map(sqrt,x), [[16, 4], [81, 9]]) <> [[4.0, 2.0], [9.0, 3.0]]:
 386     raise TestFailed, 'map(lambda x: map(sqrt,x), [[16, 4], [81, 9]])'
 387 if map(lambda x, y: x+y, [1,3,2], [9,1,4]) <> [10, 4, 6]:
 388     raise TestFailed, 'map(lambda x,y: x+y, [1,3,2], [9,1,4])'
 389 def plus(*v):
 390     accu = 0
 391     for i in v: accu = accu + i
 392     return accu
 393 if map(plus, [1, 3, 7]) <> [1, 3, 7]:
 394     raise TestFailed, 'map(plus, [1, 3, 7])'
 395 if map(plus, [1, 3, 7], [4, 9, 2]) <> [1+4, 3+9, 7+2]:
 396     raise TestFailed, 'map(plus, [1, 3, 7], [4, 9, 2])'
 397 if map(plus, [1, 3, 7], [4, 9, 2], [1, 1, 0]) <> [1+4+1, 3+9+1, 7+2+0]:
 398     raise TestFailed, 'map(plus, [1, 3, 7], [4, 9, 2], [1, 1, 0])'
 399 if map(None, Squares(10)) != [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]:
 400     raise TestFailed, 'map(None, Squares(10))'
 401 if map(int, Squares(10)) != [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]:
 402     raise TestFailed, 'map(int, Squares(10))'
 403 if map(None, Squares(3), Squares(2)) != [(0,0), (1,1), (4,None)]:
 404     raise TestFailed, 'map(None, Squares(3), Squares(2))'
 405 if map(max, Squares(3), Squares(2)) != [0, 1, None]:
 406     raise TestFailed, 'map(max, Squares(3), Squares(2))'
 407
 408 print 'max'
 409 if max('123123') <> '3': raise TestFailed, 'max(\'123123\')'
 410 if max(1, 2, 3) <> 3: raise TestFailed, 'max(1, 2, 3)'
 411 if max((1, 2, 3, 1, 2, 3)) <> 3: raise TestFailed, 'max((1, 2, 3, 1, 2, 3))'
 412 if max([1, 2, 3, 1, 2, 3]) <> 3: raise TestFailed, 'max([1, 2, 3, 1, 2, 3])'
 413 #
 414 if max(1, 2L, 3.0) <> 3.0: raise TestFailed, 'max(1, 2L, 3.0)'
 415 if max(1L, 2.0, 3) <> 3: raise TestFailed, 'max(1L, 2.0, 3)'
 416 if max(1.0, 2, 3L) <> 3L: raise TestFailed, 'max(1.0, 2, 3L)'
 417
 418 print 'min'
 419 if min('123123') <> '1': raise TestFailed, 'min(\'123123\')'
 420 if min(1, 2, 3) <> 1: raise TestFailed, 'min(1, 2, 3)'
 421 if min((1, 2, 3, 1, 2, 3)) <> 1: raise TestFailed, 'min((1, 2, 3, 1, 2, 3))'
 422 if min([1, 2, 3, 1, 2, 3]) <> 1: raise TestFailed, 'min([1, 2, 3, 1, 2, 3])'
 423 #
 424 if min(1, 2L, 3.0) <> 1: raise TestFailed, 'min(1, 2L, 3.0)'
 425 if min(1L, 2.0, 3) <> 1L: raise TestFailed, 'min(1L, 2.0, 3)'
 426 if min(1.0, 2, 3L) <> 1.0: raise TestFailed, 'min(1.0, 2, 3L)'