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// Copyright 2022 The TCell Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use file except in compliance with the License.
// You may obtain a copy of the license at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package encoding
import (
"testing"
"github.com/gdamore/tcell/v2"
)
func TestGBK(t *testing.T) {
enc := tcell.GetEncoding("GBK")
if enc == nil {
t.Fatal("NULL encoding for GBK")
}
glyph, _ := enc.NewDecoder().Bytes([]byte{0x82, 0x74})
if string(glyph) != "倀" {
t.Errorf("failed to match: %s != 倀", string(glyph))
}
}
func TestAscii(t *testing.T) {
encodings := []string{
"ASCII",
"ISO-8859-1",
"KOI8-R",
"KOI8-U",
"SJIS",
"Big5",
"GB2312",
"GB18030",
"EUC-JP",
"EUCKR",
}
for _, name := range encodings {
t.Run(name, func(t *testing.T) {
enc := tcell.GetEncoding(name)
if enc == nil {
t.Errorf("Failed getting encoding for %s", name)
return
}
encoder := enc.NewEncoder()
decoder := enc.NewDecoder()
// Ensure that all US-ASCII (lower 7 bit values) encode and decode identically
for i := byte(0); i < 126; i++ { // well, KOI8-R has some problem with "~"
s := string([]byte{i})
if x, err := encoder.String(s); err != nil || x != s {
t.Errorf("failed encoding for character: %d, err %v expect %s got %s", i, err, s, x)
}
if x, err := decoder.String(s); err != nil || x != s {
t.Errorf("failed decoding for character: %d, err %v expect %s got %s", i, err, s, x)
}
}
})
}
}
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