1
0
Fork 0
mirror of https://github.com/moby/moby.git synced 2022-11-09 12:21:53 -05:00
moby--moby/pkg/jsonlog/jsonlogbytes_test.go
Daniel Dao 0083f6e984 add labels/env log option for jsonfile
this allows jsonfile logger to collect extra metadata from containers with
`--log-opt labels=label1,label2 --log-opt env=env1,env2`.

Extra attributes are saved into `attrs` attributes for each log data.

Signed-off-by: Daniel Dao <dqminh@cloudflare.com>
2015-10-12 21:12:46 +02:00

39 lines
1.9 KiB
Go

package jsonlog
import (
"bytes"
"regexp"
"testing"
)
func TestJSONLogsMarshalJSONBuf(t *testing.T) {
logs := map[*JSONLogs]string{
&JSONLogs{Log: []byte(`"A log line with \\"`)}: `^{\"log\":\"\\\"A log line with \\\\\\\\\\\"\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line")}: `^{\"log\":\"A log line\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line with \r")}: `^{\"log\":\"A log line with \\r\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line with & < >")}: `^{\"log\":\"A log line with \\u0026 \\u003c \\u003e\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line with utf8 : 🚀 ψ ω β")}: `^{\"log\":\"A log line with utf8 : 🚀 ψ ω β\",\"time\":}$`,
&JSONLogs{Stream: "stdout"}: `^{\"stream\":\"stdout\",\"time\":}$`,
&JSONLogs{Stream: "stdout", Log: []byte("A log line")}: `^{\"log\":\"A log line\",\"stream\":\"stdout\",\"time\":}$`,
&JSONLogs{Created: "time"}: `^{\"time\":time}$`,
&JSONLogs{}: `^{\"time\":}$`,
// These ones are a little weird
&JSONLogs{Log: []byte("\u2028 \u2029")}: `^{\"log\":\"\\u2028 \\u2029\",\"time\":}$`,
&JSONLogs{Log: []byte{0xaF}}: `^{\"log\":\"\\ufffd\",\"time\":}$`,
&JSONLogs{Log: []byte{0x7F}}: `^{\"log\":\"\x7f\",\"time\":}$`,
// with raw attributes
&JSONLogs{Log: []byte("A log line"), RawAttrs: []byte(`{"hello":"world","value":1234}`)}: `^{\"log\":\"A log line\",\"attrs\":{\"hello\":\"world\",\"value\":1234},\"time\":}$`,
}
for jsonLog, expression := range logs {
var buf bytes.Buffer
if err := jsonLog.MarshalJSONBuf(&buf); err != nil {
t.Fatal(err)
}
res := buf.String()
t.Logf("Result of WriteLog: %q", res)
logRe := regexp.MustCompile(expression)
if !logRe.MatchString(res) {
t.Fatalf("Log line not in expected format [%v]: %q", expression, res)
}
}
}