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encoding/json: add Encoder.DisableHTMLEscaping

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This provides a way to disable the escaping of <, >, and & in JSON
strings.

Fixes #14749.

Change-Id: I1afeb0244455fc8b06c6cce920444532f229555b
Reviewed-on: https://go-review.googlesource.com/21796
Run-TryBot: Caleb Spare <cespare@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Caleb Spare 2016-04-09 21:18:22 -07:00 • committed by Brad Fitzpatrick
parent 97360096e5
commit ab52ad894f
4 changed files with 150 additions and 93 deletions
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33
src/encoding/json/stream_test.go
View file

@ -87,6 +87,39 @@ func TestEncoderIndent(t *testing.T) {
}
}
func TestEncoderDisableHTMLEscaping(t *testing.T) {
var c C
var ct CText
for _, tt := range []struct {
name string
v interface{}
wantEscape string
want string
}{
{"c", c, `"\u003c\u0026\u003e"`, `"<&>"`},
{"ct", ct, `"\"\u003c\u0026\u003e\""`, `"\"<&>\""`},
{`"<&>"`, "<&>", `"\u003c\u0026\u003e"`, `"<&>"`},
} {
var buf bytes.Buffer
enc := NewEncoder(&buf)
if err := enc.Encode(tt.v); err != nil {
t.Fatalf("Encode(%s): %s", tt.name, err)
}
if got := strings.TrimSpace(buf.String()); got != tt.wantEscape {
t.Errorf("Encode(%s) = %#q, want %#q", tt.name, got, tt.wantEscape)
}
buf.Reset()
enc.DisableHTMLEscaping()
if err := enc.Encode(tt.v); err != nil {
t.Fatalf("DisableHTMLEscaping Encode(%s): %s", tt.name, err)
}
if got := strings.TrimSpace(buf.String()); got != tt.want {
t.Errorf("DisableHTMLEscaping Encode(%s) = %#q, want %#q",
tt.name, got, tt.want)
}
}
}
func TestDecoder(t *testing.T) {
for i := 0; i <= len(streamTest); i++ {
// Use stream without newlines as input,