/
stdlib_test.go
333 lines (326 loc) · 11 KB
/
stdlib_test.go
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package log
import (
"bytes"
"fmt"
"log"
"regexp"
"testing"
"time"
)
func TestStdlibWriter(t *testing.T) {
buf := &bytes.Buffer{}
log.SetOutput(buf)
log.SetFlags(log.LstdFlags)
logger := NewLogfmtLogger(StdlibWriter{})
logger.Log("key", "val")
timestamp := time.Now().Format("2006/01/02 15:04:05")
if want, have := timestamp+" key=val\n", buf.String(); want != have {
t.Errorf("want %q, have %q", want, have)
}
}
func TestStdlibAdapterUsage(t *testing.T) {
buf := &bytes.Buffer{}
logger := NewLogfmtLogger(buf)
writer := NewStdlibAdapter(logger)
stdlog := log.New(writer, "", 0)
now := time.Now()
date := now.Format("2006/01/02")
time := now.Format("15:04:05")
for flag, want := range map[int]string{
0: "msg=hello\n",
log.Ldate: "ts=" + date + " msg=hello\n",
log.Ltime: "ts=" + time + " msg=hello\n",
log.Ldate | log.Ltime: "ts=\"" + date + " " + time + "\" msg=hello\n",
log.Lshortfile: "caller=stdlib_test.go:45 msg=hello\n",
log.Lshortfile | log.Ldate: "ts=" + date + " caller=stdlib_test.go:45 msg=hello\n",
log.Lshortfile | log.Ldate | log.Ltime: "ts=\"" + date + " " + time + "\" caller=stdlib_test.go:45 msg=hello\n",
} {
buf.Reset()
stdlog.SetFlags(flag)
stdlog.Print("hello")
if have := buf.String(); want != have {
t.Errorf("flag=%d: want %#v, have %#v", flag, want, have)
}
}
}
func TestStdLibAdapter(t *testing.T) {
for _, tt := range []struct {
name string
input string
regexp *regexp.Regexp
prefix string
joinPrefix bool
want string
}{
{
name: "StdlibRegexpFull with simple line",
regexp: StdlibRegexpFull,
input: `hello`,
want: `msg=hello`,
},
{
name: "StdlibRegexpFull with date",
regexp: StdlibRegexpFull,
input: `2009/01/23: hello`,
want: `ts=2009/01/23 msg=hello`,
},
{
name: "StdlibRegexpFull with datetime",
regexp: StdlibRegexpFull,
input: `2009/01/23 01:23:23: hello`,
want: `ts="2009/01/23 01:23:23" msg=hello`,
},
{
name: "StdlibRegexpFull with time",
regexp: StdlibRegexpFull,
input: `01:23:23: hello`,
want: `ts=01:23:23 msg=hello`,
},
{
name: "StdlibRegexpFull with datetime.ms",
regexp: StdlibRegexpFull,
input: `2009/01/23 01:23:23.123123: hello`,
want: `ts="2009/01/23 01:23:23.123123" msg=hello`,
},
{
name: "StdlibRegexpFull with datetime.ms, caller",
regexp: StdlibRegexpFull,
input: `2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello`,
want: `ts="2009/01/23 01:23:23.123123" caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with datetime.ms, caller, space in msgr",
regexp: StdlibRegexpFull,
input: `2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello world`,
want: `ts="2009/01/23 01:23:23.123123" caller=/a/b/c/d.go:23 msg="hello world"`,
},
{
name: "StdlibRegexpFull with time.ms, caller",
regexp: StdlibRegexpFull,
input: `01:23:23.123123 /a/b/c/d.go:23: hello`,
want: `ts=01:23:23.123123 caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with datetime, caller",
regexp: StdlibRegexpFull,
input: `2009/01/23 01:23:23 /a/b/c/d.go:23: hello`,
want: `ts="2009/01/23 01:23:23" caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with date, caller",
regexp: StdlibRegexpFull,
input: `2009/01/23 /a/b/c/d.go:23: hello`,
want: `ts=2009/01/23 caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with caller",
regexp: StdlibRegexpFull,
input: `/a/b/c/d.go:23: hello`,
want: `caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix",
regexp: StdlibRegexpFull,
input: `some prefix hello`,
prefix: "some prefix ",
want: `msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, date",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23: hello`,
prefix: "some prefix ",
want: `ts=2009/01/23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, datetime",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23: hello`,
prefix: "some prefix ",
want: `ts="2009/01/23 01:23:23" msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, time",
regexp: StdlibRegexpFull,
input: `some prefix 01:23:23: hello`,
prefix: "some prefix ",
want: `ts=01:23:23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, datetime.ms",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23.123123: hello`,
prefix: "some prefix ",
want: `ts="2009/01/23 01:23:23.123123" msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, datetime.ms, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
want: `ts="2009/01/23 01:23:23.123123" caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, time.ms, caller",
regexp: StdlibRegexpFull,
input: `some prefix 01:23:23.123123 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
want: `ts=01:23:23.123123 caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, datetime, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
want: `ts="2009/01/23 01:23:23" caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, date, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
want: `ts=2009/01/23 caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with prefix, caller",
regexp: StdlibRegexpFull,
input: `some prefix /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
want: `caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with caller, prefix",
regexp: StdlibRegexpFull,
input: `/a/b/c/d.go:23: some prefix hello`,
prefix: "some prefix ",
want: `caller=/a/b/c/d.go:23 msg=hello`,
},
{
name: "StdlibRegexpFull with join prefix",
regexp: StdlibRegexpFull,
input: `some prefix hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts=2009/01/23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, datetime",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts="2009/01/23 01:23:23" msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, time",
regexp: StdlibRegexpFull,
input: `some prefix 01:23:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts=01:23:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, datetime.ms",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23.123123: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts="2009/01/23 01:23:23.123123" msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, datetime.ms, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts="2009/01/23 01:23:23.123123" caller=/a/b/c/d.go:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, time.ms, caller",
regexp: StdlibRegexpFull,
input: `some prefix 01:23:23.123123 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts=01:23:23.123123 caller=/a/b/c/d.go:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, datetime, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 01:23:23 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts="2009/01/23 01:23:23" caller=/a/b/c/d.go:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, date, caller",
regexp: StdlibRegexpFull,
input: `some prefix 2009/01/23 /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `ts=2009/01/23 caller=/a/b/c/d.go:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with join prefix, caller",
regexp: StdlibRegexpFull,
input: `some prefix /a/b/c/d.go:23: hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `caller=/a/b/c/d.go:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpFull with caller, join prefix",
regexp: StdlibRegexpFull,
input: `/a/b/c/d.go:23: some prefix hello`,
prefix: "some prefix ",
joinPrefix: true,
want: `caller=/a/b/c/d.go:23 msg="some prefix hello"`,
},
{
name: "StdlibRegexpDefault with error message contain colons",
regexp: StdlibRegexpDefault,
input: `error encoding and sending metric family: write tcp 127.0.0.1:9182->127.0.0.1:60125: wsasend:`,
want: `msg="error encoding and sending metric family: write tcp 127.0.0.1:9182->127.0.0.1:60125: wsasend:"`,
},
{
name: "StdlibRegexpDefault with datetime, error message contain colons",
regexp: StdlibRegexpDefault,
input: `2023/04/28 07:28:46 error encoding and sending metric family: write tcp 127.0.0.1:9182->127.0.0.1:60125: wsasend:`,
want: `ts="2023/04/28 07:28:46" msg="error encoding and sending metric family: write tcp 127.0.0.1:9182->127.0.0.1:60125: wsasend:"`,
},
{
name: "StdlibRegexpDefault with datetime, caller, error message contain colons",
regexp: StdlibRegexpDefault,
input: `2023/04/28 07:28:46 /a/b/c/d.go:23: error encoding and sending metric family: write tcp 127.0.0.1:9182->127.0.0.1:60125: wsasend:`,
want: `ts="2023/04/28 07:28:46" msg="/a/b/c/d.go:23: error encoding and sending metric family: write tcp 127.0.0.1:9182->127.0.0.1:60125: wsasend:"`,
},
{
name: "StdlibRegexpDefault with datetime.ms, caller",
regexp: StdlibRegexpDefault,
input: `2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello`,
want: `ts="2009/01/23 01:23:23.123123" msg="/a/b/c/d.go:23: hello"`,
},
{
name: "StdlibRegexpDefault with 1:9182f",
regexp: StdlibRegexpDefault,
input: `1:9182f`,
want: `msg=1:9182f`,
},
} {
t.Run(tt.name, func(t *testing.T) {
var buf bytes.Buffer
adapter := NewStdlibAdapter(NewLogfmtLogger(&buf), StdlibRegexp(tt.regexp), Prefix(tt.prefix, tt.joinPrefix))
fmt.Fprint(adapter, tt.input)
if want, have := tt.want+"\n", buf.String(); want != have {
t.Errorf("%q: want %q, have %q", tt.input, want, have)
}
})
}
}