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70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package precis
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import (
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"testing"
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"unicode"
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"unicode/utf8"
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"golang.org/x/text/runes"
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"golang.org/x/text/unicode/rangetable"
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)
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type tableTest struct {
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rangeTable *unicode.RangeTable
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prop property
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}
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var exceptions = runes.Predicate(func(r rune) bool {
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switch uint32(r) {
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case 0x00DF, 0x03C2, 0x06FD, 0x06FE, 0x0F0B, 0x3007, 0x00B7, 0x0375, 0x05F3,
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0x05F4, 0x30FB, 0x0660, 0x0661, 0x0662, 0x0663, 0x0664, 0x0665, 0x0666,
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0x0667, 0x0668, 0x0669, 0x06F0, 0x06F1, 0x06F2, 0x06F3, 0x06F4, 0x06F5,
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0x06F6, 0x06F7, 0x06F8, 0x06F9, 0x0640, 0x07FA, 0x302E, 0x302F, 0x3031,
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0x3032, 0x3033, 0x3034, 0x3035, 0x303B:
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return true
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default:
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return false
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}
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})
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// Ensure that certain properties were generated correctly.
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func TestTable(t *testing.T) {
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tests := []tableTest{
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tableTest{
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rangetable.Merge(
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unicode.Lt, unicode.Nl, unicode.No, // Other letter digits
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unicode.Me, // Modifiers
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unicode.Zs, // Spaces
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unicode.So, // Symbols
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unicode.Pi, unicode.Pf, // Punctuation
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),
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idDisOrFreePVal,
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},
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tableTest{
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rangetable.New(0x30000, 0x30101, 0xDFFFF),
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unassigned,
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},
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}
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assigned := rangetable.Assigned(UnicodeVersion)
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for _, test := range tests {
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rangetable.Visit(test.rangeTable, func(r rune) {
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if !unicode.In(r, assigned) {
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return
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}
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b := make([]byte, 4)
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n := utf8.EncodeRune(b, r)
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trieval, _ := dpTrie.lookup(b[:n])
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p := entry(trieval).property()
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if p != test.prop && !exceptions.Contains(r) {
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t.Errorf("%U: got %+x; want %+x", r, test.prop, p)
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}
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})
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}
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}
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