29 lines
		
	
	
		
			852 B
		
	
	
	
		
			V
		
	
	
			
		
		
	
	
			29 lines
		
	
	
		
			852 B
		
	
	
	
		
			V
		
	
	
import encoding.utf8
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fn test_utf8_util() {
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	// string test
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	src:="ăĂ ôÔ testo 怔"//_\u1E5A\u1E5B<=>\u1F49\u1F41<=>\u0128\u012a\u012c" // len 29 runes, raw 49 bytes
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	src_upper:="ĂĂ ÔÔ TESTO Æ€”"//_\u1E5A\u1E5A<=>\u1F49\u1F49<=>\u0128\u012A\u012C"
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	src_lower:="ăă ôô testo 怔"//_\u1E5B\u1E5B<=>\u1F41\u1F41<=>\u0129\u012B\u012D"
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	upper:=utf8.to_upper(src)
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	lower:=utf8.to_lower(src)
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	assert upper==src_upper
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	assert lower==src_lower
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	// ustring test
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	src1:=src.ustring()
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	upper1:=utf8.u_to_upper(src1)
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	lower1:=utf8.u_to_lower(src1)
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	assert upper1==( src_upper.ustring() )
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	assert lower1==( src_lower.ustring() )
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	// test len function
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	assert utf8.len("pippo")==5
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	assert utf8.len(src)==15 //29
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	assert src.len==24 //49
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	// test u_len function
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	assert utf8.u_len(src1)==15 //29
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	assert utf8.u_len("pippo".ustring())==5
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}
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