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		3661908a6a
		
	
	
	
	
		
			
			and replaces them with a new API verify(). As a result the regression suite will also perform its tests in optimization mode. Written by Marc-Andre Lemburg. Copyright assigned to Guido van Rossum.
		
			
				
	
	
		
			201 lines
		
	
	
	
		
			8.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			201 lines
		
	
	
	
		
			8.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from test_support import verify, verbose
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| import string, sys
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| 
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| # test string formatting operator (I am not sure if this is being tested
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| # elsewhere but, surely, some of the given cases are *not* tested because
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| # they crash python)
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| # test on unicode strings as well
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| 
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| overflowok = 1
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| 
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| def testformat(formatstr, args, output=None):
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|     if verbose:
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|         if output:
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|             print "%s %% %s =? %s ..." %\
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|                 (repr(formatstr), repr(args), repr(output)),
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|         else:
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|             print "%s %% %s works? ..." % (repr(formatstr), repr(args)),
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|     try:
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|         result = formatstr % args
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|     except OverflowError:
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|         if not overflowok:
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|             raise
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|         if verbose:
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|             print 'overflow (this is fine)'
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|     else:
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|         if output and result != output:
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|             if verbose:
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|                 print 'no'
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|             print "%s %% %s == %s != %s" %\
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|                 (repr(formatstr), repr(args), repr(result), repr(output))
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|         else:
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|             if verbose:
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|                 print 'yes'
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| 
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| def testboth(formatstr, *args):
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|     testformat(formatstr, *args)
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|     testformat(unicode(formatstr), *args)
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| 
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| 
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| testboth("%.1d", (1,), "1")
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| testboth("%.*d", (sys.maxint,1))  # expect overflow
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| testboth("%.100d", (1,), '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001')
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| testboth("%#.117x", (1,), '0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001')
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| testboth("%#.118x", (1,), '0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001')
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| 
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| testboth("%f", (1.0,), "1.000000")
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| # these are trying to test the limits of the internal magic-number-length
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| # formatting buffer, if that number changes then these tests are less
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| # effective
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| testboth("%#.*g", (109, -1.e+49/3.))
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| testboth("%#.*g", (110, -1.e+49/3.))
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| testboth("%#.*g", (110, -1.e+100/3.))
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| 
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| # test some ridiculously large precision, expect overflow
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| testboth('%12.*f', (123456, 1.0))
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| 
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| # Formatting of long integers. Overflow is not ok
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| overflowok = 0
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| testboth("%x", 10L, "a")
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| testboth("%x", 100000000000L, "174876e800")
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| testboth("%o", 10L, "12")
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| testboth("%o", 100000000000L, "1351035564000")
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| testboth("%d", 10L, "10")
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| testboth("%d", 100000000000L, "100000000000")
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| 
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| big = 123456789012345678901234567890L
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| testboth("%d", big, "123456789012345678901234567890")
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| testboth("%d", -big, "-123456789012345678901234567890")
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| testboth("%5d", -big, "-123456789012345678901234567890")
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| testboth("%31d", -big, "-123456789012345678901234567890")
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| testboth("%32d", -big, " -123456789012345678901234567890")
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| testboth("%-32d", -big, "-123456789012345678901234567890 ")
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| testboth("%032d", -big, "-0123456789012345678901234567890")
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| testboth("%-032d", -big, "-123456789012345678901234567890 ")
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| testboth("%034d", -big, "-000123456789012345678901234567890")
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| testboth("%034d", big, "0000123456789012345678901234567890")
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| testboth("%0+34d", big, "+000123456789012345678901234567890")
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| testboth("%+34d", big, "   +123456789012345678901234567890")
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| testboth("%34d", big, "    123456789012345678901234567890")
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| testboth("%.2d", big, "123456789012345678901234567890")
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| testboth("%.30d", big, "123456789012345678901234567890")
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| testboth("%.31d", big, "0123456789012345678901234567890")
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| testboth("%32.31d", big, " 0123456789012345678901234567890")
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| 
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| big = 0x1234567890abcdef12345L  # 21 hex digits
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| testboth("%x", big, "1234567890abcdef12345")
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| testboth("%x", -big, "-1234567890abcdef12345")
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| testboth("%5x", -big, "-1234567890abcdef12345")
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| testboth("%22x", -big, "-1234567890abcdef12345")
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| testboth("%23x", -big, " -1234567890abcdef12345")
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| testboth("%-23x", -big, "-1234567890abcdef12345 ")
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| testboth("%023x", -big, "-01234567890abcdef12345")
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| testboth("%-023x", -big, "-1234567890abcdef12345 ")
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| testboth("%025x", -big, "-0001234567890abcdef12345")
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| testboth("%025x", big, "00001234567890abcdef12345")
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| testboth("%0+25x", big, "+0001234567890abcdef12345")
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| testboth("%+25x", big, "   +1234567890abcdef12345")
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| testboth("%25x", big, "    1234567890abcdef12345")
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| testboth("%.2x", big, "1234567890abcdef12345")
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| testboth("%.21x", big, "1234567890abcdef12345")
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| testboth("%.22x", big, "01234567890abcdef12345")
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| testboth("%23.22x", big, " 01234567890abcdef12345")
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| testboth("%-23.22x", big, "01234567890abcdef12345 ")
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| testboth("%X", big, "1234567890ABCDEF12345")
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| testboth("%#X", big, "0X1234567890ABCDEF12345")
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| testboth("%#x", big, "0x1234567890abcdef12345")
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| testboth("%#x", -big, "-0x1234567890abcdef12345")
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| testboth("%#.23x", -big, "-0x001234567890abcdef12345")
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| testboth("%#+.23x", big, "+0x001234567890abcdef12345")
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| testboth("%# .23x", big, " 0x001234567890abcdef12345")
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| testboth("%#+.23X", big, "+0X001234567890ABCDEF12345")
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| testboth("%#-+.23X", big, "+0X001234567890ABCDEF12345")
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| testboth("%#-+26.23X", big, "+0X001234567890ABCDEF12345")
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| testboth("%#-+27.23X", big, "+0X001234567890ABCDEF12345 ")
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| testboth("%#+27.23X", big, " +0X001234567890ABCDEF12345")
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| # next one gets two leading zeroes from precision, and another from the
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| # 0 flag and the width
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| testboth("%#+027.23X", big, "+0X0001234567890ABCDEF12345")
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| # same, except no 0 flag
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| testboth("%#+27.23X", big, " +0X001234567890ABCDEF12345")
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| 
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| big = 012345670123456701234567012345670L  # 32 octal digits
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| testboth("%o", big, "12345670123456701234567012345670")
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| testboth("%o", -big, "-12345670123456701234567012345670")
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| testboth("%5o", -big, "-12345670123456701234567012345670")
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| testboth("%33o", -big, "-12345670123456701234567012345670")
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| testboth("%34o", -big, " -12345670123456701234567012345670")
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| testboth("%-34o", -big, "-12345670123456701234567012345670 ")
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| testboth("%034o", -big, "-012345670123456701234567012345670")
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| testboth("%-034o", -big, "-12345670123456701234567012345670 ")
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| testboth("%036o", -big, "-00012345670123456701234567012345670")
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| testboth("%036o", big, "000012345670123456701234567012345670")
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| testboth("%0+36o", big, "+00012345670123456701234567012345670")
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| testboth("%+36o", big, "   +12345670123456701234567012345670")
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| testboth("%36o", big, "    12345670123456701234567012345670")
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| testboth("%.2o", big, "12345670123456701234567012345670")
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| testboth("%.32o", big, "12345670123456701234567012345670")
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| testboth("%.33o", big, "012345670123456701234567012345670")
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| testboth("%34.33o", big, " 012345670123456701234567012345670")
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| testboth("%-34.33o", big, "012345670123456701234567012345670 ")
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| testboth("%o", big, "12345670123456701234567012345670")
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| testboth("%#o", big, "012345670123456701234567012345670")
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| testboth("%#o", -big, "-012345670123456701234567012345670")
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| testboth("%#.34o", -big, "-0012345670123456701234567012345670")
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| testboth("%#+.34o", big, "+0012345670123456701234567012345670")
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| testboth("%# .34o", big, " 0012345670123456701234567012345670")
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| testboth("%#+.34o", big, "+0012345670123456701234567012345670")
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| testboth("%#-+.34o", big, "+0012345670123456701234567012345670")
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| testboth("%#-+37.34o", big, "+0012345670123456701234567012345670  ")
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| testboth("%#+37.34o", big, "  +0012345670123456701234567012345670")
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| # next one gets one leading zero from precision
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| testboth("%.33o", big, "012345670123456701234567012345670")
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| # base marker shouldn't change that, since "0" is redundant
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| testboth("%#.33o", big, "012345670123456701234567012345670")
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| # but reduce precision, and base marker should add a zero
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| testboth("%#.32o", big, "012345670123456701234567012345670")
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| # one leading zero from precision, and another from "0" flag & width
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| testboth("%034.33o", big, "0012345670123456701234567012345670")
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| # base marker shouldn't change that
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| testboth("%0#34.33o", big, "0012345670123456701234567012345670")
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| 
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| # Some small ints, in both Python int and long flavors).
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| testboth("%d", 42, "42")
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| testboth("%d", -42, "-42")
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| testboth("%d", 42L, "42")
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| testboth("%d", -42L, "-42")
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| 
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| testboth("%x", 0x42, "42")
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| # testboth("%x", -0x42, "ffffffbe") # Alas, that's specific to 32-bit machines
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| testboth("%x", 0x42L, "42")
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| testboth("%x", -0x42L, "-42")
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| 
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| testboth("%o", 042, "42")
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| # testboth("%o", -042, "37777777736") # Alas, that's specific to 32-bit machines
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| testboth("%o", 042L, "42")
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| testboth("%o", -042L, "-42")
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| 
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| # Test exception for unknown format characters
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| if verbose:
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|     print 'Testing exceptions'
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| 
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| def test_exc(formatstr, args, exception, excmsg):
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|     try:
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|         testformat(formatstr, args)
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|     except exception, exc:
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|         if str(exc) == excmsg:
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|             if verbose: 
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|                 print "yes"
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|         else:
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|             if verbose: print 'no'
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|             print 'Unexpected ', exception, ':', repr(str(exc))
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|     except:
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|         if verbose: print 'no'
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|         print 'Unexpected exception'
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|         raise
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| 
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| test_exc('abc %a', 1, ValueError,
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|          "unsupported format character 'a' (0x61) at index 5")
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| test_exc(u'abc %\u3000', 1, ValueError,
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|          "unsupported format character '?' (0x3000) at index 5")
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| 
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