# Python test set -- part 4b, built-in functions n-z from test_support import * print 'oct' if oct(100) != '0144': raise TestFailed, 'oct(100)' if oct(100L) != '0144L': raise TestFailed, 'oct(100L)' if oct(-100) not in ('037777777634', '01777777777777777777634'): raise TestFailed, 'oct(-100)' if oct(-100L) != '-0144L': raise TestFailed, 'oct(-100L)' print 'open' # NB the first 4 lines are also used to test input and raw_input, below fp = open(TESTFN, 'w') try: fp.write('1+1\n') fp.write('1+1\n') fp.write('The quick brown fox jumps over the lazy dog') fp.write('.\n') fp.write('Dear John\n') fp.write('XXX'*100) fp.write('YYY'*100) finally: fp.close() # fp = open(TESTFN, 'r') try: if fp.readline(4) != '1+1\n': raise TestFailed, 'readline(4) # exact' if fp.readline(4) != '1+1\n': raise TestFailed, 'readline(4) # exact' if fp.readline() != 'The quick brown fox jumps over the lazy dog.\n': raise TestFailed, 'readline() # default' if fp.readline(4) != 'Dear': raise TestFailed, 'readline(4) # short' if fp.readline(100) != ' John\n': raise TestFailed, 'readline(100)' if fp.read(300) != 'XXX'*100: raise TestFailed, 'read(300)' if fp.read(1000) != 'YYY'*100: raise TestFailed, 'read(1000) # truncate' finally: fp.close() print 'ord' if ord(' ') != 32: raise TestFailed, 'ord(\' \')' if ord('A') != 65: raise TestFailed, 'ord(\'A\')' if ord('a') != 97: raise TestFailed, 'ord(\'a\')' print 'pow' if pow(0,0) != 1: raise TestFailed, 'pow(0,0)' if pow(0,1) != 0: raise TestFailed, 'pow(0,1)' if pow(1,0) != 1: raise TestFailed, 'pow(1,0)' if pow(1,1) != 1: raise TestFailed, 'pow(1,1)' # if pow(2,0) != 1: raise TestFailed, 'pow(2,0)' if pow(2,10) != 1024: raise TestFailed, 'pow(2,10)' if pow(2,20) != 1024*1024: raise TestFailed, 'pow(2,20)' if pow(2,30) != 1024*1024*1024: raise TestFailed, 'pow(2,30)' # if pow(-2,0) != 1: raise TestFailed, 'pow(-2,0)' if pow(-2,1) != -2: raise TestFailed, 'pow(-2,1)' if pow(-2,2) != 4: raise TestFailed, 'pow(-2,2)' if pow(-2,3) != -8: raise TestFailed, 'pow(-2,3)' # if pow(0L,0) != 1: raise TestFailed, 'pow(0L,0)' if pow(0L,1) != 0: raise TestFailed, 'pow(0L,1)' if pow(1L,0) != 1: raise TestFailed, 'pow(1L,0)' if pow(1L,1) != 1: raise TestFailed, 'pow(1L,1)' # if pow(2L,0) != 1: raise TestFailed, 'pow(2L,0)' if pow(2L,10) != 1024: raise TestFailed, 'pow(2L,10)' if pow(2L,20) != 1024*1024: raise TestFailed, 'pow(2L,20)' if pow(2L,30) != 1024*1024*1024: raise TestFailed, 'pow(2L,30)' # if pow(-2L,0) != 1: raise TestFailed, 'pow(-2L,0)' if pow(-2L,1) != -2: raise TestFailed, 'pow(-2L,1)' if pow(-2L,2) != 4: raise TestFailed, 'pow(-2L,2)' if pow(-2L,3) != -8: raise TestFailed, 'pow(-2L,3)' # if fcmp(pow(0.,0), 1.): raise TestFailed, 'pow(0.,0)' if fcmp(pow(0.,1), 0.): raise TestFailed, 'pow(0.,1)' if fcmp(pow(1.,0), 1.): raise TestFailed, 'pow(1.,0)' if fcmp(pow(1.,1), 1.): raise TestFailed, 'pow(1.,1)' # if fcmp(pow(2.,0), 1.): raise TestFailed, 'pow(2.,0)' if fcmp(pow(2.,10), 1024.): raise TestFailed, 'pow(2.,10)' if fcmp(pow(2.,20), 1024.*1024.): raise TestFailed, 'pow(2.,20)' if fcmp(pow(2.,30), 1024.*1024.*1024.): raise TestFailed, 'pow(2.,30)' # if fcmp(pow(-2.,0), 1.): raise TestFailed, 'pow(-2.,0)' if fcmp(pow(-2.,1), -2.): raise TestFailed, 'pow(-2.,1)' if fcmp(pow(-2.,2), 4.): raise TestFailed, 'pow(-2.,2)' if fcmp(pow(-2.,3), -8.): raise TestFailed, 'pow(-2.,3)' from types import FloatType for x in 2, 2L, 2.0: for y in 10, 10L, 10.0: for z in 1000, 1000L, 1000.0: if isinstance(x, FloatType) or \ isinstance(y, FloatType) or \ isinstance(z, FloatType): try: pow(x, y, z) except TypeError: pass else: raise TestFailed("3-arg float pow(%s, %s, %s) should " "have raised TypeError" % (x, y, z)) else: if fcmp(pow(x, y, z), 24.0): raise TestFailed, 'pow(%s, %s, %s)' % (x, y, z) print 'range' if range(3) != [0, 1, 2]: raise TestFailed, 'range(3)' if range(1, 5) != [1, 2, 3, 4]: raise TestFailed, 'range(1, 5)' if range(0) != []: raise TestFailed, 'range(0)' if range(-3) != []: raise TestFailed, 'range(-3)' if range(1, 10, 3) != [1, 4, 7]: raise TestFailed, 'range(1, 10, 3)' if range(5, -5, -3) != [5, 2, -1, -4]: raise TestFailed, 'range(5, -5, -3)' print 'input and raw_input' import sys fp = open(TESTFN, 'r') savestdin = sys.stdin try: sys.stdin = fp if input() != 2: raise TestFailed, 'input()' if input('testing\n') != 2: raise TestFailed, 'input()' if raw_input() != 'The quick brown fox jumps over the lazy dog.': raise TestFailed, 'raw_input()' if raw_input('testing\n') != 'Dear John': raise TestFailed, 'raw_input(\'testing\\n\')' finally: sys.stdin = savestdin fp.close() print 'reduce' if reduce(lambda x, y: x+y, ['a', 'b', 'c'], '') != 'abc': raise TestFailed, 'reduce(): implode a string' if reduce(lambda x, y: x+y, [['a', 'c'], [], ['d', 'w']], []) != ['a','c','d','w']: raise TestFailed, 'reduce(): append' if reduce(lambda x, y: x*y, range(2,8), 1) != 5040: raise TestFailed, 'reduce(): compute 7!' if reduce(lambda x, y: x*y, range(2,21), 1L) != 2432902008176640000L: raise TestFailed, 'reduce(): compute 20!, use long' class Squares: def __init__(self, max): self.max = max self.sofar = [] def __len__(self): return len(self.sofar) def __getitem__(self, i): if not 0 <= i < self.max: raise IndexError n = len(self.sofar) while n <= i: self.sofar.append(n*n) n = n+1 return self.sofar[i] if reduce(lambda x, y: x+y, Squares(10)) != 285: raise TestFailed, 'reduce(<+>, Squares(10))' if reduce(lambda x, y: x+y, Squares(10), 0) != 285: raise TestFailed, 'reduce(<+>, Squares(10), 0)' if reduce(lambda x, y: x+y, Squares(0), 0) != 0: raise TestFailed, 'reduce(<+>, Squares(0), 0)' print 'reload' import marshal reload(marshal) import string reload(string) ## import sys ## try: reload(sys) ## except ImportError: pass ## else: raise TestFailed, 'reload(sys) should fail' print 'repr' if repr('') != '\'\'': raise TestFailed, 'repr(\'\')' if repr(0) != '0': raise TestFailed, 'repr(0)' if repr(0L) != '0L': raise TestFailed, 'repr(0L)' if repr(()) != '()': raise TestFailed, 'repr(())' if repr([]) != '[]': raise TestFailed, 'repr([])' if repr({}) != '{}': raise TestFailed, 'repr({})' print 'round' if round(0.0) != 0.0: raise TestFailed, 'round(0.0)' if round(1.0) != 1.0: raise TestFailed, 'round(1.0)' if round(10.0) != 10.0: raise TestFailed, 'round(10.0)' if round(1000000000.0) != 1000000000.0: raise TestFailed, 'round(1000000000.0)' if round(1e20) != 1e20: raise TestFailed, 'round(1e20)' if round(-1.0) != -1.0: raise TestFailed, 'round(-1.0)' if round(-10.0) != -10.0: raise TestFailed, 'round(-10.0)' if round(-1000000000.0) != -1000000000.0: raise TestFailed, 'round(-1000000000.0)' if round(-1e20) != -1e20: raise TestFailed, 'round(-1e20)' if round(0.1) != 0.0: raise TestFailed, 'round(0.0)' if round(1.1) != 1.0: raise TestFailed, 'round(1.0)' if round(10.1) != 10.0: raise TestFailed, 'round(10.0)' if round(1000000000.1) != 1000000000.0: raise TestFailed, 'round(1000000000.0)' if round(-1.1) != -1.0: raise TestFailed, 'round(-1.0)' if round(-10.1) != -10.0: raise TestFailed, 'round(-10.0)' if round(-1000000000.1) != -1000000000.0: raise TestFailed, 'round(-1000000000.0)' if round(0.9) != 1.0: raise TestFailed, 'round(0.9)' if round(9.9) != 10.0: raise TestFailed, 'round(9.9)' if round(999999999.9) != 1000000000.0: raise TestFailed, 'round(999999999.9)' if round(-0.9) != -1.0: raise TestFailed, 'round(-0.9)' if round(-9.9) != -10.0: raise TestFailed, 'round(-9.9)' if round(-999999999.9) != -1000000000.0: raise TestFailed, 'round(-999999999.9)' print 'setattr' import sys setattr(sys, 'spam', 1) if sys.spam != 1: raise TestFailed, 'setattr(sys, \'spam\', 1)' try: setattr(sys, 1, 'spam') except TypeError: pass else: raise TestFailed, "setattr(sys, 1, 'spam') should raise exception" print 'str' if str('') != '': raise TestFailed, 'str(\'\')' if str(0) != '0': raise TestFailed, 'str(0)' if str(0L) != '0': raise TestFailed, 'str(0L)' if str(()) != '()': raise TestFailed, 'str(())' if str([]) != '[]': raise TestFailed, 'str([])' if str({}) != '{}': raise TestFailed, 'str({})' print 'tuple' if tuple(()) != (): raise TestFailed, 'tuple(())' if tuple((0, 1, 2, 3)) != (0, 1, 2, 3): raise TestFailed, 'tuple((0, 1, 2, 3))' if tuple([]) != (): raise TestFailed, 'tuple([])' if tuple([0, 1, 2, 3]) != (0, 1, 2, 3): raise TestFailed, 'tuple([0, 1, 2, 3])' if tuple('') != (): raise TestFailed, 'tuple('')' if tuple('spam') != ('s', 'p', 'a', 'm'): raise TestFailed, "tuple('spam')" print 'type' if type('') != type('123') or type('') == type(()): raise TestFailed, 'type()' print 'vars' a = b = None a = vars().keys() b = dir() a.sort() b.sort() if a != b: raise TestFailed, 'vars()' import sys a = vars(sys).keys() b = dir(sys) a.sort() b.sort() if a != b: raise TestFailed, 'vars(sys)' def f0(): if vars() != {}: raise TestFailed, 'vars() in f0()' f0() def f2(): f0() a = 1 b = 2 if vars() != {'a': a, 'b': b}: raise TestFailed, 'vars() in f2()' f2() print 'xrange' if tuple(xrange(10)) != tuple(range(10)): raise TestFailed, 'xrange(10)' if tuple(xrange(5,10)) != tuple(range(5,10)): raise TestFailed, 'xrange(5,10)' if tuple(xrange(0,10,2)) != tuple(range(0,10,2)): raise TestFailed, 'xrange(0,10,2)' print 'zip' a = (1, 2, 3) b = (4, 5, 6) t = [(1, 4), (2, 5), (3, 6)] if zip(a, b) != t: raise TestFailed, 'zip(a, b) - same size, both tuples' b = [4, 5, 6] if zip(a, b) != t: raise TestFailed, 'zip(a, b) - same size, tuple/list' b = (4, 5, 6, 7) if zip(a, b) != t: raise TestFailed, 'zip(a, b) - b is longer' class I: def __getitem__(self, i): if i < 0 or i > 2: raise IndexError return i + 4 if zip(a, I()) != t: raise TestFailed, 'zip(a, b) - b is instance' exc = 0 try: zip() except TypeError: exc = 1 except: e = sys.exc_info()[0] raise TestFailed, 'zip() - no args, expected TypeError, got %s' % e if not exc: raise TestFailed, 'zip() - no args, missing expected TypeError' exc = 0 try: zip(None) except TypeError: exc = 1 except: e = sys.exc_info()[0] raise TestFailed, 'zip(None) - expected TypeError, got %s' % e if not exc: raise TestFailed, 'zip(None) - missing expected TypeError' class G: pass exc = 0 try: zip(a, G()) except TypeError: exc = 1 except: e = sys.exc_info()[0] raise TestFailed, 'zip(a, b) - b instance w/o __getitem__' if not exc: raise TestFailed, 'zip(a, b) - missing expected TypeError' # Epilogue -- unlink the temp file unlink(TESTFN)