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package handler
import (
"strings"
"testing"
"unicode/utf8"
"golang.org/x/text/unicode/norm"
)
func TestIsValidHeroName_NFCCombiningY ( t * testing . T ) {
// Й в NFD: и + U+0306; без NFC вторая руна не входит в блок кириллицы и имя отклонялось.
raw := "\u0438\u0306a"
nfc := norm . NFC . String ( strings . TrimSpace ( raw ) )
if nfc != "\u0439a" && utf8 . RuneCountInString ( nfc ) != 2 {
t . Fatalf ( "unexpected NFC: %q (%d runes)" , nfc , utf8 . RuneCountInString ( nfc ) )
}
if ! isValidHeroName ( nfc ) {
t . Fatal ( "expected valid name with й (NFC)" )
}
}
func TestIsValidHeroName_runeLengthNotBytes ( t * testing . T ) {
// 9 кириллических букв = 18 байт UTF-8, но 9 символов — должно быть допустимо.
name := "А б г е
if utf8 . RuneCountInString ( name ) != 9 {
t . Fatal ( "test setup" )
}
if len ( name ) <= 16 {
t . Fatal ( "test needs >16 bytes with <=16 runes" )
}
if ! isValidHeroName ( name ) {
t . Fatal ( "expected valid: length limit is runes, not UTF-8 bytes" )
}
}