--- /dev/null
+// 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 simplifiedchinese
+
+import (
+ "strings"
+ "testing"
+
+ "golang.org/x/text/encoding"
+ "golang.org/x/text/encoding/internal"
+ "golang.org/x/text/encoding/internal/enctest"
+ "golang.org/x/text/transform"
+)
+
+func dec(e encoding.Encoding) (dir string, t transform.Transformer, err error) {
+ return "Decode", e.NewDecoder(), nil
+}
+func enc(e encoding.Encoding) (dir string, t transform.Transformer, err error) {
+ return "Encode", e.NewEncoder(), internal.ErrASCIIReplacement
+}
+
+func TestNonRepertoire(t *testing.T) {
+ // Pick n large enough to overflow the destination buffer of transform.String.
+ const n = 10000
+ testCases := []struct {
+ init func(e encoding.Encoding) (string, transform.Transformer, error)
+ e encoding.Encoding
+ src, want string
+ }{
+ {dec, GBK, "a\xfe\xfeb", "a\ufffdb"},
+ {dec, HZGB2312, "~{z~", "\ufffd"},
+
+ {enc, GBK, "갂", ""},
+ {enc, GBK, "a갂", "a"},
+ {enc, GBK, "\u4e02갂", "\x81@"},
+
+ {enc, HZGB2312, "갂", ""},
+ {enc, HZGB2312, "a갂", "a"},
+ {enc, HZGB2312, "\u6cf5갂", "~{1C~}"},
+
+ {dec, GB18030, "\x80", "€"},
+ {dec, GB18030, "\x81", "\ufffd"},
+ {dec, GB18030, "\x81\x20", "\ufffd "},
+ {dec, GB18030, "\xfe\xfe", "\ufffd"},
+ {dec, GB18030, "\xfe\xff", "\ufffd\ufffd"},
+ {dec, GB18030, "\xfe\x30", "\ufffd0"},
+ {dec, GB18030, "\xfe\x30\x30 ", "\ufffd00 "},
+ {dec, GB18030, "\xfe\x30\xff ", "\ufffd0\ufffd "},
+ {dec, GB18030, "\xfe\x30\x81\x21", "\ufffd0\ufffd!"},
+
+ {dec, GB18030, strings.Repeat("\xfe\x30", n), strings.Repeat("\ufffd0", n)},
+
+ {dec, HZGB2312, "~/", "\ufffd"},
+ {dec, HZGB2312, "~{a\x80", "\ufffd"},
+ {dec, HZGB2312, "~{a\x80", "\ufffd"},
+ {dec, HZGB2312, "~{" + strings.Repeat("z~", n), strings.Repeat("\ufffd", n)},
+ {dec, HZGB2312, "~{" + strings.Repeat("\xfe\x30", n), strings.Repeat("\ufffd", n*2)},
+ }
+ for _, tc := range testCases {
+ dir, tr, wantErr := tc.init(tc.e)
+
+ dst, _, err := transform.String(tr, tc.src)
+ if err != wantErr {
+ t.Errorf("%s %v(%q): got %v; want %v", dir, tc.e, tc.src, err, wantErr)
+ }
+ if got := string(dst); got != tc.want {
+ t.Errorf("%s %v(%q):\ngot %q\nwant %q", dir, tc.e, tc.src, got, tc.want)
+ }
+ }
+}
+
+func TestBasics(t *testing.T) {
+ // The encoded forms can be verified by the iconv program:
+ // $ echo 月日は百代 | iconv -f UTF-8 -t SHIFT-JIS | xxd
+ testCases := []struct {
+ e encoding.Encoding
+ encPrefix string
+ encoded string
+ utf8 string
+ }{{
+ // "\u0081\u00de\u00df\u00e0\u00e1\u00e2\u00e3\uffff\U00010000" is a
+ // nonsense string that contains GB18030 encodable codepoints of which
+ // only U+00E0 and U+00E1 are GBK encodable.
+ //
+ // "A\u3000\u554a\u4e02\u4e90\u72dc\u7349\u02ca\u2588Z€" is a nonsense
+ // string that contains ASCII and GBK encodable codepoints from Levels
+ // 1-5 as well as the Euro sign.
+ //
+ // "A\u43f0\u4c32\U00027267\u3000\U0002910d\u79d4Z€" is a nonsense string
+ // that contains ASCII and Big5 encodable codepoints from the Basic
+ // Multilingual Plane and the Supplementary Ideographic Plane as well as
+ // the Euro sign.
+ //
+ // "花间一壶酒，独酌无相亲。" (simplified) and
+ // "花間一壺酒，獨酌無相親。" (traditional)
+ // are from the 8th century poem "Yuè Xià Dú Zhuó".
+ e: GB18030,
+ encoded: "\x81\x30\x81\x31\x81\x30\x89\x37\x81\x30\x89\x38\xa8\xa4\xa8\xa2" +
+ "\x81\x30\x89\x39\x81\x30\x8a\x30\x84\x31\xa4\x39\x90\x30\x81\x30",
+ utf8: "\u0081\u00de\u00df\u00e0\u00e1\u00e2\u00e3\uffff\U00010000",
+ }, {
+ e: GB18030,
+ encoded: "\xbb\xa8\xbc\xe4\xd2\xbb\xba\xf8\xbe\xc6\xa3\xac\xb6\xc0\xd7\xc3" +
+ "\xce\xde\xcf\xe0\xc7\xd7\xa1\xa3",
+ utf8: "花间一壶酒，独酌无相亲。",
+ }, {
+ e: GBK,
+ encoded: "A\xa1\xa1\xb0\xa1\x81\x40\x81\x80\xaa\x40\xaa\x80\xa8\x40\xa8\x80Z\x80",
+ utf8: "A\u3000\u554a\u4e02\u4e90\u72dc\u7349\u02ca\u2588Z€",
+ }, {
+ e: GBK,
+ encoded: "\xbb\xa8\xbc\xe4\xd2\xbb\xba\xf8\xbe\xc6\xa3\xac\xb6\xc0\xd7\xc3" +
+ "\xce\xde\xcf\xe0\xc7\xd7\xa1\xa3",
+ utf8: "花间一壶酒，独酌无相亲。",
+ }, {
+ e: HZGB2312,
+ encoded: "A~{\x21\x21~~\x30\x21~}Z~~",
+ utf8: "A\u3000~\u554aZ~",
+ }, {
+ e: HZGB2312,
+ encPrefix: "~{",
+ encoded: ";(<dR;:x>F#,6@WCN^O`GW!#",
+ utf8: "花间一壶酒，独酌无相亲。",
+ }}
+
+ for _, tc := range testCases {
+ enctest.TestEncoding(t, tc.e, tc.encoded, tc.utf8, tc.encPrefix, "")
+ }
+}
+
+func TestFiles(t *testing.T) {
+ enctest.TestFile(t, GB18030)
+ enctest.TestFile(t, GBK)
+ enctest.TestFile(t, HZGB2312)
+}
+
+func BenchmarkEncoding(b *testing.B) {
+ enctest.Benchmark(b, GB18030)
+ enctest.Benchmark(b, GBK)
+ enctest.Benchmark(b, HZGB2312)
+}
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