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53 lines
1.6 KiB
V
53 lines
1.6 KiB
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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assert utf8.to_upper('абвёabc12｛') == 'АБВЁABC12｛'
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assert utf8.to_lower('АБВЁABC12｛') == 'абвёabc12｛'
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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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// western punctuation
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a := '.abc?abcòàè.'
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assert utf8.is_punct(a,0)==true
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assert utf8.is_punct('b',0)==false
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assert utf8.is_uchar_punct(0x002E)==true
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assert utf8.is_punct(a,4)==true // ?
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assert utf8.is_punct(a,14)==true // last .
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assert utf8.is_punct(a,12)==false // è
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println("OK western")
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// global punctuation
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b := '.ĂĂa. ÔÔ TESTO Æ€'
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assert utf8.is_global_punct(b,0)==true
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assert utf8.is_global_punct('.',0)==true
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assert utf8.is_uchar_punct(0x002E)==true
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assert utf8.is_global_punct(b,6)==true // .
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assert utf8.is_global_punct(b,1)==false // a
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// test utility functions
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assert utf8.get_uchar(b,0)==0x002E
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}
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