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package json
import (
"testing"
"unicode"
)
var enc = Encoder{}
func TestAppendBytes(t *testing.T) {
for _, tt := range encodeStringTests {
b := enc.AppendBytes([]byte{}, []byte(tt.in))
if got, want := string(b), tt.out; got != want {
t.Errorf("appendBytes(%q) = %#q, want %#q", tt.in, got, want)
}
}
}
func TestAppendHex(t *testing.T) {
for _, tt := range encodeHexTests {
b := enc.AppendHex([]byte{}, []byte{tt.in})
if got, want := string(b), tt.out; got != want {
t.Errorf("appendHex(%x) = %s, want %s", tt.in, got, want)
}
}
}
func TestStringBytes(t *testing.T) {
t.Parallel()
// Test that encodeState.stringBytes and encodeState.string use the same encoding.
var r []rune
for i := '\u0000'; i <= unicode.MaxRune; i++ {
r = append(r, i)
}
s := string(r) + "\xff\xff\xffhello" // some invalid UTF-8 too
encStr := string(enc.AppendString([]byte{}, s))
encBytes := string(enc.AppendBytes([]byte{}, []byte(s)))
if encStr != encBytes {
i := 0
for i < len(encStr) && i < len(encBytes) && encStr[i] == encBytes[i] {
i++
}
encStr = encStr[i:]
encBytes = encBytes[i:]
i = 0
for i < len(encStr) && i < len(encBytes) && encStr[len(encStr)-i-1] == encBytes[len(encBytes)-i-1] {
i++
}
encStr = encStr[:len(encStr)-i]
encBytes = encBytes[:len(encBytes)-i]
if len(encStr) > 20 {
encStr = encStr[:20] + "..."
}
if len(encBytes) > 20 {
encBytes = encBytes[:20] + "..."
}
t.Errorf("encodings differ at %#q vs %#q", encStr, encBytes)
}
}
func BenchmarkAppendBytes(b *testing.B) {
tests := map[string]string{
"NoEncoding": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa`,
"EncodingFirst": `"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa`,
"EncodingMiddle": `aaaaaaaaaaaaaaaaaaaaaaaaa"aaaaaaaaaaaaaaaaaaaaaaaa`,
"EncodingLast": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"`,
"MultiBytesFirst": `❤️aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa`,
"MultiBytesMiddle": `aaaaaaaaaaaaaaaaaaaaaaaaa❤️aaaaaaaaaaaaaaaaaaaaaaaa`,
"MultiBytesLast": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa❤️`,
}
for name, str := range tests {
byt := []byte(str)
b.Run(name, func(b *testing.B) {
buf := make([]byte, 0, 100)
for i := 0; i < b.N; i++ {
_ = enc.AppendBytes(buf, byt)
}
})
}
}
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