ff5f50c52c
Update to current version of Go library. Update testsuite for removed types. * go-lang.c (go_langhook_init): Omit float_type_size when calling go_create_gogo. * go-c.h: Update declaration of go_create_gogo. From-SVN: r169098
123 lines
2.6 KiB
Go
123 lines
2.6 KiB
Go
// Copyright 2010 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 json
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import (
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"bytes"
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"reflect"
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"testing"
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)
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// Test values for the stream test.
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// One of each JSON kind.
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var streamTest = []interface{}{
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0.1,
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"hello",
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nil,
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true,
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false,
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[]interface{}{"a", "b", "c"},
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map[string]interface{}{"K": "Kelvin", "ß": "long s"},
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3.14, // another value to make sure something can follow map
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}
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var streamEncoded = `0.1
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"hello"
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null
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true
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false
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["a","b","c"]
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{"ß":"long s","K":"Kelvin"}
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3.14
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`
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func TestEncoder(t *testing.T) {
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for i := 0; i <= len(streamTest); i++ {
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var buf bytes.Buffer
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enc := NewEncoder(&buf)
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for j, v := range streamTest[0:i] {
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if err := enc.Encode(v); err != nil {
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t.Fatalf("encode #%d: %v", j, err)
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}
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}
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if have, want := buf.String(), nlines(streamEncoded, i); have != want {
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t.Errorf("encoding %d items: mismatch", i)
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diff(t, []byte(have), []byte(want))
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break
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}
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}
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}
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func TestDecoder(t *testing.T) {
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for i := 0; i <= len(streamTest); i++ {
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// Use stream without newlines as input,
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// just to stress the decoder even more.
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// Our test input does not include back-to-back numbers.
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// Otherwise stripping the newlines would
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// merge two adjacent JSON values.
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var buf bytes.Buffer
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for _, c := range nlines(streamEncoded, i) {
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if c != '\n' {
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buf.WriteRune(c)
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}
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}
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out := make([]interface{}, i)
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dec := NewDecoder(&buf)
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for j := range out {
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if err := dec.Decode(&out[j]); err != nil {
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t.Fatalf("decode #%d/%d: %v", j, i, err)
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}
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}
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if !reflect.DeepEqual(out, streamTest[0:i]) {
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t.Errorf("decoding %d items: mismatch", i)
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for j := range out {
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if !reflect.DeepEqual(out[j], streamTest[j]) {
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t.Errorf("#%d: have %v want %v", j, out[j], streamTest[j])
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}
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}
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break
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}
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}
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}
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func nlines(s string, n int) string {
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if n <= 0 {
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return ""
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}
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for i, c := range s {
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if c == '\n' {
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if n--; n == 0 {
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return s[0 : i+1]
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}
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}
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}
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return s
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}
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func TestRawMessage(t *testing.T) {
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// TODO(rsc): Should not need the * in *RawMessage
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var data struct {
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X float64
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Id *RawMessage
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Y float32
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}
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const raw = `["\u0056",null]`
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const msg = `{"X":0.1,"Id":["\u0056",null],"Y":0.2}`
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err := Unmarshal([]byte(msg), &data)
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if err != nil {
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t.Fatalf("Unmarshal: %v", err)
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}
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if string([]byte(*data.Id)) != raw {
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t.Fatalf("Raw mismatch: have %#q want %#q", []byte(*data.Id), raw)
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}
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b, err := Marshal(&data)
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if err != nil {
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t.Fatalf("Marshal: %v", err)
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}
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if string(b) != msg {
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t.Fatalf("Marshal: have %#q want %#q", b, msg)
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}
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}
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