zlog/json_test.go

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package zerolog
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import (
"testing"
)
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func TestAppendJSONString(t *testing.T) {
encodeStringTests := []struct {
in string
out string
}{
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{"", `""`},
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{"\\", `"\\"`},
{"\x00", `"\u0000"`},
{"\x01", `"\u0001"`},
{"\x02", `"\u0002"`},
{"\x03", `"\u0003"`},
{"\x04", `"\u0004"`},
{"\x05", `"\u0005"`},
{"\x06", `"\u0006"`},
{"\x07", `"\u0007"`},
{"\x08", `"\b"`},
{"\x09", `"\t"`},
{"\x0a", `"\n"`},
{"\x0b", `"\u000b"`},
{"\x0c", `"\f"`},
{"\x0d", `"\r"`},
{"\x0e", `"\u000e"`},
{"\x0f", `"\u000f"`},
{"\x10", `"\u0010"`},
{"\x11", `"\u0011"`},
{"\x12", `"\u0012"`},
{"\x13", `"\u0013"`},
{"\x14", `"\u0014"`},
{"\x15", `"\u0015"`},
{"\x16", `"\u0016"`},
{"\x17", `"\u0017"`},
{"\x18", `"\u0018"`},
{"\x19", `"\u0019"`},
{"\x1a", `"\u001a"`},
{"\x1b", `"\u001b"`},
{"\x1c", `"\u001c"`},
{"\x1d", `"\u001d"`},
{"\x1e", `"\u001e"`},
{"\x1f", `"\u001f"`},
{"✭", `"✭"`},
{"foo\xc2\x7fbar", `"foo\ufffd\u007fbar"`}, // invalid sequence
{"ascii", `"ascii"`},
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{"\"a", `"\"a"`},
{"\x1fa", `"\u001fa"`},
{"foo\"bar\"baz", `"foo\"bar\"baz"`},
{"\x1ffoo\x1fbar\x1fbaz", `"\u001ffoo\u001fbar\u001fbaz"`},
{"emoji \u2764\ufe0f!", `"emoji ❤️!"`},
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}
for _, tt := range encodeStringTests {
b := appendJSONString([]byte{}, tt.in)
if got, want := string(b), tt.out; got != want {
t.Errorf("appendJSONString(%q) = %#q, want %#q", tt.in, got, want)
}
}
}
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func BenchmarkAppendJSONString(b *testing.B) {
tests := map[string]string{
"NoEncoding": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa`,
"EncodingFirst": `"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa`,
"EncodingMiddle": `aaaaaaaaaaaaaaaaaaaaaaaaa"aaaaaaaaaaaaaaaaaaaaaaaa`,
"EncodingLast": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"`,
"MultiBytesFirst": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa`,
"MultiBytesMiddle": `aaaaaaaaaaaaaaaaaaaaaaaaa❤aaaaaaaaaaaaaaaaaaaaaaaa`,
"MultiBytesLast": `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa❤`,
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}
for name, str := range tests {
b.Run(name, func(b *testing.B) {
buf := make([]byte, 0, 100)
for i := 0; i < b.N; i++ {
_ = appendJSONString(buf, str)
}
})
}
}