forked from go-kit/kit
/
stdlib_test.go
261 lines (252 loc) · 9.34 KB
/
stdlib_test.go
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package log
import (
"bytes"
"fmt"
"log"
"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:44 msg=hello\n",
log.Lshortfile | log.Ldate: "ts=" + date + " caller=stdlib_test.go:44 msg=hello\n",
log.Lshortfile | log.Ldate | log.Ltime: "ts=\"" + date + " " + time + "\" caller=stdlib_test.go:44 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 TestStdLibAdapterExtraction(t *testing.T) {
buf := &bytes.Buffer{}
logger := NewLogfmtLogger(buf)
writer := NewStdlibAdapter(logger)
for input, want := range map[string]string{
"hello": "msg=hello\n",
"2009/01/23: hello": "ts=2009/01/23 msg=hello\n",
"2009/01/23 01:23:23: hello": "ts=\"2009/01/23 01:23:23\" msg=hello\n",
"01:23:23: hello": "ts=01:23:23 msg=hello\n",
"2009/01/23 01:23:23.123123: hello": "ts=\"2009/01/23 01:23:23.123123\" msg=hello\n",
"2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello": "ts=\"2009/01/23 01:23:23.123123\" caller=/a/b/c/d.go:23 msg=hello\n",
"01:23:23.123123 /a/b/c/d.go:23: hello": "ts=01:23:23.123123 caller=/a/b/c/d.go:23 msg=hello\n",
"2009/01/23 01:23:23 /a/b/c/d.go:23: hello": "ts=\"2009/01/23 01:23:23\" caller=/a/b/c/d.go:23 msg=hello\n",
"2009/01/23 /a/b/c/d.go:23: hello": "ts=2009/01/23 caller=/a/b/c/d.go:23 msg=hello\n",
"/a/b/c/d.go:23: hello": "caller=/a/b/c/d.go:23 msg=hello\n",
} {
buf.Reset()
fmt.Fprint(writer, input)
if have := buf.String(); want != have {
t.Errorf("%q: want %#v, have %#v", input, want, have)
}
}
}
func TestStdLibAdapterPrefixedExtraction(t *testing.T) {
buf := &bytes.Buffer{}
logger := NewLogfmtLogger(buf)
writer := NewStdlibAdapter(logger, Prefix("some prefix ", false))
for input, want := range map[string]string{
"some prefix hello": "msg=hello\n",
"some prefix 2009/01/23: hello": "ts=2009/01/23 msg=hello\n",
"some prefix 2009/01/23 01:23:23: hello": "ts=\"2009/01/23 01:23:23\" msg=hello\n",
"some prefix 01:23:23: hello": "ts=01:23:23 msg=hello\n",
"some prefix 2009/01/23 01:23:23.123123: hello": "ts=\"2009/01/23 01:23:23.123123\" msg=hello\n",
"some prefix 2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello": "ts=\"2009/01/23 01:23:23.123123\" caller=/a/b/c/d.go:23 msg=hello\n",
"some prefix 01:23:23.123123 /a/b/c/d.go:23: hello": "ts=01:23:23.123123 caller=/a/b/c/d.go:23 msg=hello\n",
"some prefix 2009/01/23 01:23:23 /a/b/c/d.go:23: hello": "ts=\"2009/01/23 01:23:23\" caller=/a/b/c/d.go:23 msg=hello\n",
"some prefix 2009/01/23 /a/b/c/d.go:23: hello": "ts=2009/01/23 caller=/a/b/c/d.go:23 msg=hello\n",
"some prefix /a/b/c/d.go:23: hello": "caller=/a/b/c/d.go:23 msg=hello\n",
"/a/b/c/d.go:23: some prefix hello": "caller=/a/b/c/d.go:23 msg=hello\n",
} {
buf.Reset()
fmt.Fprint(writer, input)
if have := buf.String(); want != have {
t.Errorf("%q: want %#v, have %#v", input, want, have)
}
}
}
func TestStdLibAdapterPrefixedExtractionWithJoinToMessage(t *testing.T) {
buf := &bytes.Buffer{}
logger := NewLogfmtLogger(buf)
writer := NewStdlibAdapter(logger, Prefix("some prefix ", true))
for input, want := range map[string]string{
"some prefix hello": "msg=\"some prefix hello\"\n",
"some prefix 2009/01/23: hello": "ts=2009/01/23 msg=\"some prefix hello\"\n",
"some prefix 2009/01/23 01:23:23: hello": "ts=\"2009/01/23 01:23:23\" msg=\"some prefix hello\"\n",
"some prefix 01:23:23: hello": "ts=01:23:23 msg=\"some prefix hello\"\n",
"some prefix 2009/01/23 01:23:23.123123: hello": "ts=\"2009/01/23 01:23:23.123123\" msg=\"some prefix hello\"\n",
"some prefix 2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello": "ts=\"2009/01/23 01:23:23.123123\" caller=/a/b/c/d.go:23 msg=\"some prefix hello\"\n",
"some prefix 01:23:23.123123 /a/b/c/d.go:23: hello": "ts=01:23:23.123123 caller=/a/b/c/d.go:23 msg=\"some prefix hello\"\n",
"some prefix 2009/01/23 01:23:23 /a/b/c/d.go:23: hello": "ts=\"2009/01/23 01:23:23\" caller=/a/b/c/d.go:23 msg=\"some prefix hello\"\n",
"some prefix 2009/01/23 /a/b/c/d.go:23: hello": "ts=2009/01/23 caller=/a/b/c/d.go:23 msg=\"some prefix hello\"\n",
"some prefix /a/b/c/d.go:23: hello": "caller=/a/b/c/d.go:23 msg=\"some prefix hello\"\n",
"/a/b/c/d.go:23: some prefix hello": "caller=/a/b/c/d.go:23 msg=\"some prefix hello\"\n",
} {
buf.Reset()
fmt.Fprint(writer, input)
if have := buf.String(); want != have {
t.Errorf("%q: want %#v, have %#v", input, want, have)
}
}
}
func TestStdlibAdapterSubexps(t *testing.T) {
for input, wantMap := range map[string]map[string]string{
"hello world": {
"date": "",
"time": "",
"file": "",
"msg": "hello world",
},
"hello\nworld": {
"date": "",
"time": "",
"file": "",
"msg": "hello\nworld",
},
"2009/01/23: hello world": {
"date": "2009/01/23",
"time": "",
"file": "",
"msg": "hello world",
},
"2009/01/23 01:23:23: hello world": {
"date": "2009/01/23",
"time": "01:23:23",
"file": "",
"msg": "hello world",
},
"01:23:23: hello world": {
"date": "",
"time": "01:23:23",
"file": "",
"msg": "hello world",
},
"2009/01/23 01:23:23.123123: hello world": {
"date": "2009/01/23",
"time": "01:23:23.123123",
"file": "",
"msg": "hello world",
},
"2009/01/23 01:23:23.123123 /a/b/c/d.go:23: hello world": {
"date": "2009/01/23",
"time": "01:23:23.123123",
"file": "/a/b/c/d.go:23",
"msg": "hello world",
},
"01:23:23.123123 /a/b/c/d.go:23: hello world": {
"date": "",
"time": "01:23:23.123123",
"file": "/a/b/c/d.go:23",
"msg": "hello world",
},
"2009/01/23 01:23:23 /a/b/c/d.go:23: hello world": {
"date": "2009/01/23",
"time": "01:23:23",
"file": "/a/b/c/d.go:23",
"msg": "hello world",
},
"2009/01/23 /a/b/c/d.go:23: hello world": {
"date": "2009/01/23",
"time": "",
"file": "/a/b/c/d.go:23",
"msg": "hello world",
},
"/a/b/c/d.go:23: hello world": {
"date": "",
"time": "",
"file": "/a/b/c/d.go:23",
"msg": "hello world",
},
"2009/01/23 01:23:23.123123 C:/a/b/c/d.go:23: hello world": {
"date": "2009/01/23",
"time": "01:23:23.123123",
"file": "C:/a/b/c/d.go:23",
"msg": "hello world",
},
"01:23:23.123123 C:/a/b/c/d.go:23: hello world": {
"date": "",
"time": "01:23:23.123123",
"file": "C:/a/b/c/d.go:23",
"msg": "hello world",
},
"2009/01/23 01:23:23 C:/a/b/c/d.go:23: hello world": {
"date": "2009/01/23",
"time": "01:23:23",
"file": "C:/a/b/c/d.go:23",
"msg": "hello world",
},
"2009/01/23 C:/a/b/c/d.go:23: hello world": {
"date": "2009/01/23",
"time": "",
"file": "C:/a/b/c/d.go:23",
"msg": "hello world",
},
"C:/a/b/c/d.go:23: hello world": {
"date": "",
"time": "",
"file": "C:/a/b/c/d.go:23",
"msg": "hello world",
},
"2009/01/23 01:23:23.123123 C:/a/b/c/d.go:23: :.;<>_#{[]}\"\\": {
"date": "2009/01/23",
"time": "01:23:23.123123",
"file": "C:/a/b/c/d.go:23",
"msg": ":.;<>_#{[]}\"\\",
},
"01:23:23.123123 C:/a/b/c/d.go:23: :.;<>_#{[]}\"\\": {
"date": "",
"time": "01:23:23.123123",
"file": "C:/a/b/c/d.go:23",
"msg": ":.;<>_#{[]}\"\\",
},
"2009/01/23 01:23:23 C:/a/b/c/d.go:23: :.;<>_#{[]}\"\\": {
"date": "2009/01/23",
"time": "01:23:23",
"file": "C:/a/b/c/d.go:23",
"msg": ":.;<>_#{[]}\"\\",
},
"2009/01/23 C:/a/b/c/d.go:23: :.;<>_#{[]}\"\\": {
"date": "2009/01/23",
"time": "",
"file": "C:/a/b/c/d.go:23",
"msg": ":.;<>_#{[]}\"\\",
},
"C:/a/b/c/d.go:23: :.;<>_#{[]}\"\\": {
"date": "",
"time": "",
"file": "C:/a/b/c/d.go:23",
"msg": ":.;<>_#{[]}\"\\",
},
} {
haveMap := subexps([]byte(input))
for key, want := range wantMap {
if have := haveMap[key]; want != have {
t.Errorf("%q: %q: want %q, have %q", input, key, want, have)
}
}
}
}