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