diff --git a/contrib/log/zerolog/zerolog_test.go b/contrib/log/zerolog/zerolog_test.go
index 9c8499b1d..d12c0caa5 100644
--- a/contrib/log/zerolog/zerolog_test.go
+++ b/contrib/log/zerolog/zerolog_test.go
@@ -3,43 +3,79 @@ package zerolog
 import (
 	"errors"
 	"testing"
+	"time"
 
 	"github.com/go-kratos/kratos/v2/log"
 	"github.com/rs/zerolog"
 )
 
 type testWriter struct {
-	output []string
+	output string
 }
 
-func (x *testWriter) Write(p []byte) (n int, err error) {
-	x.output = append(x.output, string(p))
+func (w *testWriter) Write(p []byte) (n int, err error) {
+	w.output = string(p)
 	return len(p), nil
 }
 
 func TestLogger(t *testing.T) {
-	out := &testWriter{output: make([]string, 0, 16)}
+	out := &testWriter{}
 	ll := zerolog.New(out)
 	logger := NewLogger(ll)
 
 	zlog := log.NewHelper(logger)
 
-	zlog.Debugw("id", int64(2234222344))
-	zlog.Infow("obj", map[string]interface{}{"f1": "\x1ffoo\x1fbar\x1fbazemoji \u2764\ufe0f!", "f2": 342342333, "f3": false})
-	zlog.Warnw("msg", "id not exist", "id", uint64(384383343242))
-	zlog.Errorw("err", errors.New("io error"))
-	zlog.Infow("msg", "test marshal", "except warn")
-
-	except := []string{
-		`{"level":"debug","id":2234222344}` + "\n",
-		`{"level":"info","obj":{"f1":"\u001ffoo\u001fbar\u001fbazemoji ❤️!","f2":342342333,"f3":false}}` + "\n",
-		`{"level":"warn","msg":"id not exist","id":384383343242}` + "\n",
-		`{"level":"error","err":"io error"}` + "\n",
-		`{"level":"warn","msg":"test marshal","except warn":"KEYVALS UNPAIRED"}` + "\n",
+	testcases := []struct {
+		fn      func(keyvals ...interface{})
+		keyvals []interface{}
+		expect  string
+	}{
+		{
+			fn:      zlog.Debugw,
+			keyvals: []interface{}{"id", int64(2234222344), "int32", int32(-7463882), "int16", int16(8384), "int8", int8(22), "int", int(-328833)},
+			expect:  `{"level":"debug","id":2234222344,"int32":-7463882,"int16":8384,"int8":22,"int":-328833}` + "\n",
+		},
+		{
+			fn:      zlog.Debugw,
+			keyvals: []interface{}{"uint8", uint8(35), "uint16", uint16(2134), "uint32", uint32(32345), "uint64", uint64(88739222), "uint", uint(328833)},
+			expect:  `{"level":"debug","uint8":35,"uint16":2134,"uint32":32345,"uint64":88739222,"uint":328833}` + "\n",
+		},
+		{
+			fn:      zlog.Debugw,
+			keyvals: []interface{}{"float32", float32(35.0000001), "float64", float64(213444863.3329988888999)},
+			expect:  `{"level":"debug","float32":35,"float64":213444863.3329989}` + "\n",
+		},
+		{
+			fn:      zlog.Infow,
+			keyvals: []interface{}{"ts", time.Date(2023, 6, 1, 12, 13, 14, 0, time.UTC), "dur", 34 * time.Second},
+			expect:  `{"level":"info","ts":"2023-06-01T12:13:14Z","dur":34000}` + "\n",
+		},
+		{
+			fn:      zlog.Infow,
+			keyvals: []interface{}{"obj", map[string]interface{}{"f1": "\x1ffoo\x1fbar\x1fbazemoji \u2764\ufe0f!", "f2": 342342333, "f3": false}},
+			expect:  `{"level":"info","obj":{"f1":"\u001ffoo\u001fbar\u001fbazemoji ❤️!","f2":342342333,"f3":false}}` + "\n",
+		},
+		{
+			fn:      zlog.Warnw,
+			keyvals: []interface{}{"msg", "id not exist", "id", uint64(384383343242)},
+			expect:  `{"level":"warn","msg":"id not exist","id":384383343242}` + "\n",
+		},
+		{
+			fn:      zlog.Errorw,
+			keyvals: []interface{}{"err", errors.New("io error")},
+			expect:  `{"level":"error","err":"io error"}` + "\n",
+		},
+		{
+			fn:      zlog.Infow,
+			keyvals: []interface{}{"msg", "test marshal", "except warn"},
+			expect:  `{"level":"warn","msg":"test marshal","except warn":"KEYVALS UNPAIRED"}` + "\n",
+		},
 	}
-	for i, s := range except {
-		if s != out.output[i] {
-			t.Fatalf("except=%s, got=%s", s, out.output[i])
+
+	for _, s := range testcases {
+		s.fn(s.keyvals...)
+		if s.expect != out.output {
+			t.Fatalf("except=%s, got=%s", s.expect, out.output)
 		}
 	}
 }