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	cStringIO does not get it right (reported as SF bug #115531). Added test for ValueError when write() is called on a closed StringIO object. Commented out because cStringIO does not get it right (reported as SF bug #115530).
		
			
				
	
	
		
			38 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# Tests StringIO and cStringIO
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import string
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def do_test(module):
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    s = (string.letters+'\n')*5
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    f = module.StringIO(s)
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    print f.read(10)
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    print f.readline()
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    print len(f.readlines(60))
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    f = module.StringIO()
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    f.write(s)
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    f.seek(10)
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    f.truncate()
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    print `f.getvalue()`
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    # This test fails for cStringIO; reported as SourceForge bug #115531;
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    # please uncomment this test when that bug is fixed.
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    # http://sourceforge.net/bugs/?func=detailbug&bug_id=115531&group_id=5470
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##     f.seek(0)
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##     f.truncate(5)
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##     print `f.getvalue()`
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    # This test fails for cStringIO; reported as SourceForge bug #115530;
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    # please uncomment this test when that bug is fixed.
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    # http://sourceforge.net/bugs/?func=detailbug&bug_id=115530&group_id=5470
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##     try:
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##         f.write("frobnitz")
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##     except ValueError, e:
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##         print "Caught expected ValueError writing to closed StringIO:"
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##         print e
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##     else:
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##         print "Failed to catch ValueError writing to closed StringIO."
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# Don't bother testing cStringIO without
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import StringIO, cStringIO
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do_test(StringIO)
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do_test(cStringIO)
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