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105 lines
3.6 KiB
Go
105 lines
3.6 KiB
Go
// Copyright 2016 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 number
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import (
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"fmt"
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"testing"
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"golang.org/x/text/internal/testtext"
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"golang.org/x/text/language"
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)
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func TestInfo(t *testing.T) {
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testCases := []struct {
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lang string
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sym SymbolType
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wantSym string
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wantNine rune
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}{
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{"und", SymDecimal, ".", '9'},
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{"de", SymGroup, ".", '9'},
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{"de-BE", SymGroup, ".", '9'}, // inherits from de (no number data in CLDR)
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{"de-BE-oxendict", SymGroup, ".", '9'}, // inherits from de (no compact index)
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// U+096F DEVANAGARI DIGIT NINE ('९')
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{"de-BE-u-nu-deva", SymGroup, ".", '\u096f'}, // miss -> latn -> de
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{"de-Cyrl-BE", SymGroup, ",", '9'}, // inherits from root
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{"de-CH", SymGroup, "’", '9'}, // overrides values in de
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{"de-CH-oxendict", SymGroup, "’", '9'}, // inherits from de-CH (no compact index)
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{"de-CH-u-nu-deva", SymGroup, "’", '\u096f'}, // miss -> latn -> de-CH
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{"bn-u-nu-beng", SymGroup, ",", '\u09ef'},
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{"bn-u-nu-deva", SymGroup, ",", '\u096f'},
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{"bn-u-nu-latn", SymGroup, ",", '9'},
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{"pa", SymExponential, "E", '9'},
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// "×۱۰^" -> U+00d7 U+06f1 U+06f0^"
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// U+06F0 EXTENDED ARABIC-INDIC DIGIT ZERO
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// U+06F1 EXTENDED ARABIC-INDIC DIGIT ONE
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// U+06F9 EXTENDED ARABIC-INDIC DIGIT NINE
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{"pa-u-nu-arabext", SymExponential, "\u00d7\u06f1\u06f0^", '\u06f9'},
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// "གྲངས་མེད" - > U+0f42 U+0fb2 U+0f44 U+0f66 U+0f0b U+0f58 U+0f7a U+0f51
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// Examples:
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// U+0F29 TIBETAN DIGIT NINE (༩)
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{"dz", SymInfinity, "\u0f42\u0fb2\u0f44\u0f66\u0f0b\u0f58\u0f7a\u0f51", '\u0f29'}, // defaults to tibt
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{"dz-u-nu-latn", SymInfinity, "∞", '9'}, // select alternative
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{"dz-u-nu-tibt", SymInfinity, "\u0f42\u0fb2\u0f44\u0f66\u0f0b\u0f58\u0f7a\u0f51", '\u0f29'},
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{"en-u-nu-tibt", SymInfinity, "∞", '\u0f29'},
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// algorithmic number systems fall back to ASCII if Digits is used.
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{"en-u-nu-hanidec", SymPlusSign, "+", '9'},
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{"en-u-nu-roman", SymPlusSign, "+", '9'},
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}
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for _, tc := range testCases {
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t.Run(fmt.Sprintf("%s:%v", tc.lang, tc.sym), func(t *testing.T) {
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info := InfoFromTag(language.MustParse(tc.lang))
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if got := info.Symbol(tc.sym); got != tc.wantSym {
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t.Errorf("sym: got %q; want %q", got, tc.wantSym)
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}
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if got := info.Digit('9'); got != tc.wantNine {
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t.Errorf("Digit(9): got %+q; want %+q", got, tc.wantNine)
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}
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var buf [4]byte
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if got := string(buf[:info.WriteDigit(buf[:], '9')]); got != string(tc.wantNine) {
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t.Errorf("WriteDigit(9): got %+q; want %+q", got, tc.wantNine)
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}
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if got := string(info.AppendDigit([]byte{}, 9)); got != string(tc.wantNine) {
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t.Errorf("AppendDigit(9): got %+q; want %+q", got, tc.wantNine)
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}
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})
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}
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}
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func TestFormats(t *testing.T) {
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testCases := []struct {
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lang string
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pattern string
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index []byte
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}{
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{"en", "#,##0.###", tagToDecimal},
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{"de", "#,##0.###", tagToDecimal},
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{"de-CH", "#,##0.###", tagToDecimal},
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{"pa", "#,##,##0.###", tagToDecimal},
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{"pa-Arab", "#,##0.###", tagToDecimal}, // Does NOT inherit from pa!
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{"mr", "#,##,##0.###", tagToDecimal},
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{"mr-IN", "#,##,##0.###", tagToDecimal}, // Inherits from mr.
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{"nl", "#E0", tagToScientific},
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{"nl-MX", "#E0", tagToScientific}, // Inherits through Tag.Parent.
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{"zgh", "#,##0 %", tagToPercent},
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}
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for _, tc := range testCases {
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testtext.Run(t, tc.lang, func(t *testing.T) {
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got := formatForLang(language.MustParse(tc.lang), tc.index)
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want, _ := ParsePattern(tc.pattern)
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if *got != *want {
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t.Errorf("\ngot %#v;\nwant %#v", got, want)
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}
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})
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}
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}
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