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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 message
import (
"reflect"
"testing"
"golang.org/x/text/internal"
"golang.org/x/text/language"
)
type entry struct{ tag, key, msg string }
var testCases = []struct {
desc string
cat []entry
lookup []entry
}{{
desc: "empty catalog",
lookup: []entry{
{"en", "key", ""},
{"en", "", ""},
{"nl", "", ""},
},
}, {
desc: "one entry",
cat: []entry{
{"en", "hello", "Hello!"},
},
lookup: []entry{
{"und", "hello", ""},
{"nl", "hello", ""},
{"en", "hello", "Hello!"},
{"en-US", "hello", "Hello!"},
{"en-GB", "hello", "Hello!"},
{"en-oxendict", "hello", "Hello!"},
{"en-oxendict-u-ms-metric", "hello", "Hello!"},
},
}, {
desc: "hierarchical languages",
cat: []entry{
{"en", "hello", "Hello!"},
{"en-GB", "hello", "Hellø!"},
{"en-US", "hello", "Howdy!"},
{"en", "greetings", "Greetings!"},
},
lookup: []entry{
{"und", "hello", ""},
{"nl", "hello", ""},
{"en", "hello", "Hello!"},
{"en-US", "hello", "Howdy!"},
{"en-GB", "hello", "Hellø!"},
{"en-oxendict", "hello", "Hello!"},
{"en-US-oxendict-u-ms-metric", "hello", "Howdy!"},
{"und", "greetings", ""},
{"nl", "greetings", ""},
{"en", "greetings", "Greetings!"},
{"en-US", "greetings", "Greetings!"},
{"en-GB", "greetings", "Greetings!"},
{"en-oxendict", "greetings", "Greetings!"},
{"en-US-oxendict-u-ms-metric", "greetings", "Greetings!"},
},
}}
func initCat(entries []entry) (*Catalog, []language.Tag) {
tags := []language.Tag{}
cat := newCatalog()
for _, e := range entries {
tag := language.MustParse(e.tag)
tags = append(tags, tag)
cat.SetString(tag, e.key, e.msg)
}
return cat, internal.UniqueTags(tags)
}
func TestCatalog(t *testing.T) {
for _, tc := range testCases {
cat, wantTags := initCat(tc.cat)
// languages
if got := cat.Languages(); !reflect.DeepEqual(got, wantTags) {
t.Errorf("%s:Languages: got %v; want %v", tc.desc, got, wantTags)
}
// Lookup
for _, e := range tc.lookup {
tag := language.MustParse(e.tag)
msg, ok := cat.get(tag, e.key)
if okWant := e.msg != ""; ok != okWant || msg != e.msg {
t.Errorf("%s:Lookup(%s, %s) = %s, %v; want %s, %v", tc.desc, tag, e.key, msg, ok, e.msg, okWant)
}
}
}
}
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