| // 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 precis |
| |
| import ( |
| "testing" |
| "unicode" |
| "unicode/utf8" |
| |
| "golang.org/x/text/runes" |
| "golang.org/x/text/unicode/rangetable" |
| ) |
| |
| type tableTest struct { |
| rangeTable *unicode.RangeTable |
| prop property |
| } |
| |
| var exceptions = runes.Predicate(func(r rune) bool { |
| switch uint32(r) { |
| case 0x00DF, 0x03C2, 0x06FD, 0x06FE, 0x0F0B, 0x3007, 0x00B7, 0x0375, 0x05F3, |
| 0x05F4, 0x30FB, 0x0660, 0x0661, 0x0662, 0x0663, 0x0664, 0x0665, 0x0666, |
| 0x0667, 0x0668, 0x0669, 0x06F0, 0x06F1, 0x06F2, 0x06F3, 0x06F4, 0x06F5, |
| 0x06F6, 0x06F7, 0x06F8, 0x06F9, 0x0640, 0x07FA, 0x302E, 0x302F, 0x3031, |
| 0x3032, 0x3033, 0x3034, 0x3035, 0x303B: |
| return true |
| default: |
| return false |
| } |
| }) |
| |
| // Ensure that certain properties were generated correctly. |
| func TestTable(t *testing.T) { |
| tests := []tableTest{ |
| tableTest{ |
| rangetable.Merge( |
| unicode.Lt, unicode.Nl, unicode.No, // Other letter digits |
| unicode.Me, // Modifiers |
| unicode.Zs, // Spaces |
| unicode.So, // Symbols |
| unicode.Pi, unicode.Pf, // Punctuation |
| ), |
| idDisOrFreePVal, |
| }, |
| tableTest{ |
| rangetable.New(0xA0000, 0xA0101, 0xDFFFF), |
| unassigned, |
| }, |
| } |
| |
| assigned := rangetable.Assigned(UnicodeVersion) |
| |
| for _, test := range tests { |
| rangetable.Visit(test.rangeTable, func(r rune) { |
| if !unicode.In(r, assigned) { |
| return |
| } |
| b := make([]byte, 4) |
| n := utf8.EncodeRune(b, r) |
| trieval, _ := dpTrie.lookup(b[:n]) |
| p := entry(trieval).property() |
| if p != test.prop && !exceptions.Contains(r) { |
| t.Errorf("%U: got %+x; want %+x", r, test.prop, p) |
| } |
| }) |
| } |
| } |