diff --git a/.gitignore b/.gitignore
index 7a7abb6..93cbb1b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,7 @@
 # Output of the go coverage tool, specifically when used with LiteIDE
 *.out
 target/
+coverage.txt
 
 logs
 
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..1c67207
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,14 @@
+language: go
+
+go:
+  - 1.16
+
+before_install:
+  - go get -t -v ./...
+  - sudo apt-get install redis-server
+
+script:
+  - go test -coverprofile=coverage.txt -covermode=atomic ./...
+
+after_success:
+  - bash <(curl -s https://codecov.io/bash)
diff --git a/README.md b/README.md
index cba2dfe..a569cd7 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Godis
+![](https://img.shields.io/github/license/HDT3213/godis) &nbsp; ![](https://goreportcard.com/badge/github.com/HDT3213/godis)
 
 [中文版](https://github.com/hdt3213/godis/blob/master/README_CN.md)
 
diff --git a/redis/client/client_test.go b/redis/client/client_test.go
index 0574653..500a82b 100644
--- a/redis/client/client_test.go
+++ b/redis/client/client_test.go
@@ -3,6 +3,7 @@ package client
 import (
 	"github.com/hdt3213/godis/lib/logger"
 	"github.com/hdt3213/godis/redis/reply"
+	"strconv"
 	"testing"
 )
 
@@ -55,7 +56,7 @@ func TestClient(t *testing.T) {
 	})
 	if intRet, ok := result.(*reply.IntReply); ok {
 		if intRet.Code != 1 {
-			t.Error("`del` failed, result: " + string(intRet.Code))
+			t.Error("`del` failed, result: " + strconv.FormatInt(intRet.Code, 10))
 		}
 	}
 
@@ -81,7 +82,7 @@ func TestClient(t *testing.T) {
 	})
 	if intRet, ok := result.(*reply.IntReply); ok {
 		if intRet.Code != 3 {
-			t.Error("`rpush` failed, result: " + string(intRet.Code))
+			t.Error("`rpush` failed, result: " + strconv.FormatInt(intRet.Code, 10))
 		}
 	}