mirror of
https://github.com/restic/restic.git
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182 lines
5.3 KiB
Go
182 lines
5.3 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 message
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import (
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"bytes"
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"fmt"
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"io"
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"testing"
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"golang.org/x/text/internal"
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"golang.org/x/text/internal/format"
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"golang.org/x/text/language"
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"golang.org/x/text/message/catalog"
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)
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type formatFunc func(s fmt.State, v rune)
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func (f formatFunc) Format(s fmt.State, v rune) { f(s, v) }
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func TestBinding(t *testing.T) {
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testCases := []struct {
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tag string
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value interface{}
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want string
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}{
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{"en", 1, "1"},
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{"en", "2", "2"},
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{ // Language is passed.
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"en",
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formatFunc(func(fs fmt.State, v rune) {
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s := fs.(format.State)
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io.WriteString(s, s.Language().String())
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}),
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"en",
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},
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}
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for i, tc := range testCases {
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p := NewPrinter(language.MustParse(tc.tag))
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if got := p.Sprint(tc.value); got != tc.want {
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t.Errorf("%d:%s:Sprint(%v) = %q; want %q", i, tc.tag, tc.value, got, tc.want)
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}
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var buf bytes.Buffer
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p.Fprint(&buf, tc.value)
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if got := buf.String(); got != tc.want {
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t.Errorf("%d:%s:Fprint(%v) = %q; want %q", i, tc.tag, tc.value, got, tc.want)
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}
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}
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}
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func TestLocalization(t *testing.T) {
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type test struct {
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tag string
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key Reference
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args []interface{}
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want string
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}
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args := func(x ...interface{}) []interface{} { return x }
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empty := []interface{}{}
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joe := []interface{}{"Joe"}
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joeAndMary := []interface{}{"Joe", "Mary"}
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testCases := []struct {
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desc string
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cat []entry
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test []test
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}{{
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desc: "empty",
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test: []test{
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{"en", "key", empty, "key"},
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{"en", "", empty, ""},
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{"nl", "", empty, ""},
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},
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}, {
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desc: "hierarchical languages",
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cat: []entry{
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{"en", "hello %s", "Hello %s!"},
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{"en-GB", "hello %s", "Hellø %s!"},
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{"en-US", "hello %s", "Howdy %s!"},
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{"en", "greetings %s and %s", "Greetings %s and %s!"},
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},
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test: []test{
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{"und", "hello %s", joe, "hello Joe"},
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{"nl", "hello %s", joe, "hello Joe"},
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{"en", "hello %s", joe, "Hello Joe!"},
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{"en-US", "hello %s", joe, "Howdy Joe!"},
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{"en-GB", "hello %s", joe, "Hellø Joe!"},
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{"en-oxendict", "hello %s", joe, "Hello Joe!"},
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{"en-US-oxendict-u-ms-metric", "hello %s", joe, "Howdy Joe!"},
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{"und", "greetings %s and %s", joeAndMary, "greetings Joe and Mary"},
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{"nl", "greetings %s and %s", joeAndMary, "greetings Joe and Mary"},
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{"en", "greetings %s and %s", joeAndMary, "Greetings Joe and Mary!"},
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{"en-US", "greetings %s and %s", joeAndMary, "Greetings Joe and Mary!"},
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{"en-GB", "greetings %s and %s", joeAndMary, "Greetings Joe and Mary!"},
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{"en-oxendict", "greetings %s and %s", joeAndMary, "Greetings Joe and Mary!"},
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{"en-US-oxendict-u-ms-metric", "greetings %s and %s", joeAndMary, "Greetings Joe and Mary!"},
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},
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}, {
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desc: "references",
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cat: []entry{
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{"en", "hello", "Hello!"},
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},
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test: []test{
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{"en", "hello", empty, "Hello!"},
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{"en", Key("hello", "fallback"), empty, "Hello!"},
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{"en", Key("xxx", "fallback"), empty, "fallback"},
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{"und", Key("hello", "fallback"), empty, "fallback"},
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},
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}, {
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desc: "zero substitution", // work around limitation of fmt
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cat: []entry{
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{"en", "hello %s", "Hello!"},
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{"en", "hi %s and %s", "Hello %[2]s!"},
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},
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test: []test{
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{"en", "hello %s", joe, "Hello!"},
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{"en", "hello %s", joeAndMary, "Hello!"},
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{"en", "hi %s and %s", joeAndMary, "Hello Mary!"},
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// The following tests resolve to the fallback string.
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{"und", "hello", joeAndMary, "hello"},
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{"und", "hello %%%%", joeAndMary, "hello %%"},
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{"und", "hello %#%%4.2% ", joeAndMary, "hello %% "},
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{"und", "hello %s", joeAndMary, "hello Joe%!(EXTRA string=Mary)"},
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{"und", "hello %+%%s", joeAndMary, "hello %Joe%!(EXTRA string=Mary)"},
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{"und", "hello %-42%%s ", joeAndMary, "hello %Joe %!(EXTRA string=Mary)"},
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},
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}, {
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desc: "number formatting", // work around limitation of fmt
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cat: []entry{
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{"und", "files", "%d files left"},
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{"und", "meters", "%.2f meters"},
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{"de", "files", "%d Dateien übrig"},
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},
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test: []test{
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{"en", "meters", args(3000.2), "3,000.20 meters"},
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{"en-u-nu-gujr", "files", args(123456), "૧૨૩,૪૫૬ files left"},
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{"de", "files", args(1234), "1.234 Dateien übrig"},
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{"de-CH", "files", args(1234), "1’234 Dateien übrig"},
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{"de-CH-u-nu-mong", "files", args(1234), "᠑’᠒᠓᠔ Dateien übrig"},
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},
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}}
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for _, tc := range testCases {
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cat, _ := initCat(tc.cat)
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for i, pt := range tc.test {
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t.Run(fmt.Sprintf("%s:%d", tc.desc, i), func(t *testing.T) {
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p := NewPrinter(language.MustParse(pt.tag), Catalog(cat))
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if got := p.Sprintf(pt.key, pt.args...); got != pt.want {
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t.Errorf("Sprintf(%q, %v) = %s; want %s",
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pt.key, pt.args, got, pt.want)
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return // Next error will likely be the same.
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}
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w := &bytes.Buffer{}
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p.Fprintf(w, pt.key, pt.args...)
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if got := w.String(); got != pt.want {
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t.Errorf("Fprintf(%q, %v) = %s; want %s",
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pt.key, pt.args, got, pt.want)
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}
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})
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}
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}
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}
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type entry struct{ tag, key, msg string }
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func initCat(entries []entry) (*catalog.Builder, []language.Tag) {
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tags := []language.Tag{}
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cat := catalog.NewBuilder()
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for _, e := range entries {
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tag := language.MustParse(e.tag)
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tags = append(tags, tag)
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cat.SetString(tag, e.key, e.msg)
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}
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return cat, internal.UniqueTags(tags)
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}
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