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// Copyright (C) 2023 Luke Shumaker <lukeshu@lukeshu.com>
//
// SPDX-License-Identifier: GPL-2.0-or-later
package json
import (
"bytes"
"testing"
"github.com/stretchr/testify/assert"
)
func TestCompatValid(t *testing.T) {
t.Parallel()
type testcase struct {
In string
Exp bool
}
testcases := map[string]testcase{
"empty": {In: ``, Exp: false},
"num": {In: `1`, Exp: true},
"trunc": {In: `{`, Exp: false},
"object": {In: `{}`, Exp: true},
"non-utf8": {In: "\"\x85\xcd\"", Exp: false}, // https://github.com/golang/go/issues/58517
}
for tcName, tc := range testcases {
tc := tc
t.Run(tcName, func(t *testing.T) {
t.Parallel()
t.Logf("in=%q", tc.In)
act := Valid([]byte(tc.In))
assert.Equal(t, tc.Exp, act)
})
}
}
func TestCompatCompact(t *testing.T) {
t.Parallel()
type testcase struct {
In string
Out string
Err string
}
testcases := map[string]testcase{
"trunc": {In: `{`, Out: ``, Err: `unexpected end of JSON input`},
"object": {In: `{}`, Out: `{}`},
"non-utf8": {In: "\"\x85\xcd\"", Out: "\"\x85\xcd\""},
}
for tcName, tc := range testcases {
tc := tc
t.Run(tcName, func(t *testing.T) {
t.Parallel()
t.Logf("in=%q", tc.In)
var out bytes.Buffer
err := Compact(&out, []byte(tc.In))
assert.Equal(t, tc.Out, out.String())
if tc.Err == "" {
assert.NoError(t, err)
} else {
assert.EqualError(t, err, tc.Err)
}
})
}
}
func TestCompatIndent(t *testing.T) {
t.Parallel()
type testcase struct {
In string
Out string
Err string
}
testcases := map[string]testcase{
"trunc": {In: `{`, Out: ``, Err: `unexpected end of JSON input`},
"object": {In: `{}`, Out: `{}`},
"non-utf8": {In: "\"\x85\xcd\"", Out: "\"\x85\xcd\""},
}
for tcName, tc := range testcases {
tc := tc
t.Run(tcName, func(t *testing.T) {
t.Parallel()
t.Logf("in=%q", tc.In)
var out bytes.Buffer
err := Indent(&out, []byte(tc.In), ">", ".")
assert.Equal(t, tc.Out, out.String())
if tc.Err == "" {
assert.NoError(t, err)
} else {
assert.EqualError(t, err, tc.Err)
}
})
}
}
func TestCompatMarshal(t *testing.T) {
t.Parallel()
type testcase struct {
In any
Out string
Err string
}
testcases := map[string]testcase{
"non-utf8": {In: "\x85\xcd", Out: "\"\\ufffd\\ufffd\""},
"urc": {In: "\ufffd", Out: "\"\ufffd\""},
}
for tcName, tc := range testcases {
tc := tc
t.Run(tcName, func(t *testing.T) {
t.Parallel()
out, err := Marshal(tc.In)
assert.Equal(t, tc.Out, string(out))
if tc.Err == "" {
assert.NoError(t, err)
} else {
assert.EqualError(t, err, tc.Err)
}
})
}
}
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