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// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package bidi
import (
"testing"
"golang.org/x/text/internal/gen"
"golang.org/x/text/internal/testtext"
"golang.org/x/text/internal/ucd"
)
var labels = []string{
AL: "AL",
AN: "AN",
B: "B",
BN: "BN",
CS: "CS",
EN: "EN",
ES: "ES",
ET: "ET",
L: "L",
NSM: "NSM",
ON: "ON",
R: "R",
S: "S",
WS: "WS",
LRO: "LRO",
RLO: "RLO",
LRE: "LRE",
RLE: "RLE",
PDF: "PDF",
LRI: "LRI",
RLI: "RLI",
FSI: "FSI",
PDI: "PDI",
}
func TestTables(t *testing.T) {
testtext.SkipIfNotLong(t)
ucd.Parse(gen.OpenUCDFile("BidiBrackets.txt"), func(p *ucd.Parser) {
r1 := p.Rune(0)
want := p.Rune(1)
e, _ := LookupRune(r1)
if got := e.reverseBracket(r1); got != want {
t.Errorf("Reverse(%U) = %U; want %U", r1, got, want)
}
})
done := map[rune]bool{}
test := func(name string, r rune, want string) {
str := string(r)
e, _ := LookupString(str)
if got := labels[e.Class()]; got != want {
t.Errorf("%s:%U: got %s; want %s", name, r, got, want)
}
if e2, sz := LookupRune(r); e != e2 || sz != len(str) {
t.Errorf("LookupRune(%U) = %v, %d; want %v, %d", r, e2, e, sz, len(str))
}
if e2, sz := Lookup([]byte(str)); e != e2 || sz != len(str) {
t.Errorf("Lookup(%U) = %v, %d; want %v, %d", r, e2, e, sz, len(str))
}
done[r] = true
}
// Insert the derived BiDi properties.
ucd.Parse(gen.OpenUCDFile("extracted/DerivedBidiClass.txt"), func(p *ucd.Parser) {
r := p.Rune(0)
test("derived", r, p.String(1))
})
visitDefaults(func(r rune, c Class) {
if !done[r] {
test("default", r, labels[c])
}
})
}
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