diff --git a/cli/command.go b/cli/command.go
index 9440d9a0e..d1c254d6b 100644
--- a/cli/command.go
+++ b/cli/command.go
@@ -4,7 +4,7 @@
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//     http://www.apache.org/licenses/LICENSE-2.0
+//	http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ -56,10 +56,9 @@ type Command struct {
 	// auto compete
 	AutoComplete func(ctx *Context, args []string) []string
 
-	suggestDistance int
-	parent          *Command
-	subCommands     []*Command
-	flags           *FlagSet
+	parent      *Command
+	subCommands []*Command
+	flags       *FlagSet
 }
 
 func (c *Command) AddSubCommand(cmd *Command) {
diff --git a/cli/completion_utils.go b/cli/completion_utils.go
index fefd73269..a7b1f9b37 100644
--- a/cli/completion_utils.go
+++ b/cli/completion_utils.go
@@ -4,7 +4,7 @@
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//     http://www.apache.org/licenses/LICENSE-2.0
+//	http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ -17,7 +17,6 @@ import (
 	"bufio"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 )
@@ -90,13 +89,12 @@ func removeFromFile(name string, content string) error {
 }
 
 func removeContentToTempFile(name, content string) (string, error) {
-
 	rf, err := os.Open(name)
 	if err != nil {
 		return "", err
 	}
 	defer rf.Close()
-	wf, err := ioutil.TempFile("", "complete-")
+	wf, err := os.CreateTemp("", "complete-")
 	if err != nil {
 		return "", err
 	}
diff --git a/cli/parser_test.go b/cli/parser_test.go
index ddd273572..764059061 100644
--- a/cli/parser_test.go
+++ b/cli/parser_test.go
@@ -18,9 +18,6 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-
-	"github.com/onsi/ginkgo"
-	. "github.com/onsi/gomega"
 )
 
 type testContext struct {
@@ -60,70 +57,69 @@ func newTestParser(args ...string) (*Parser, *FlagSet) {
 	return parser, tc.fs
 }
 
-var _ = ginkgo.Describe("Parser", func() {
-	ginkgo.It("1. can parse command args", func() {
-		parser, _ := newTestParser()
-
-		flag, v, err := parser.parseCommandArg("--test")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag.Name).Should(Equal("test"))
-		Expect(v).Should(Equal(""))
-
-		flag, v, err = parser.parseCommandArg("-t")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag.Name).Should(Equal("test2"))
-		Expect(v).Should(Equal(""))
-
-		flag, v, err = parser.parseCommandArg("-t=ccc")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag.Name).Should(Equal("test2"))
-		Expect(v).Should(Equal("ccc"))
-
-		flag, v, err = parser.parseCommandArg("-t:ccc")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag.Name).Should(Equal("test2"))
-		Expect(v).Should(Equal("ccc"))
-
-		flag, v, err = parser.parseCommandArg("--test2:ccc")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag.Name).Should(Equal("test2"))
-		Expect(v).Should(Equal("ccc"))
-
-		flag, v, err = parser.parseCommandArg("ccc")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag).Should(BeNil())
-		Expect(v).Should(Equal("ccc"))
-
-		flag, v, err = parser.parseCommandArg("ccc=aaa")
-		Expect(err).NotTo(HaveOccurred())
-		Expect(flag).Should(BeNil())
-		Expect(v).Should(Equal("ccc=aaa"))
-	})
-
-	ginkgo.It("2. can parse args and flags", func() {
-		parser, _ := newTestParser("s1", "s2", "--test", "aaa", "--test2=bbb")
-
-		ginkgo.By("first arg")
-		s, _, err := parser.ReadNextArg()
-		Expect(err).NotTo(HaveOccurred())
-		Expect(s).Should(Equal("s1"))
-
-		ginkgo.By("remain args")
-		s2, err := parser.ReadAll()
-		Expect(err).NotTo(HaveOccurred())
-		Expect(len(s2)).Should(Equal(1))
-		Expect(s2[0]).Should(Equal("s2"))
-	})
-
-	ginkgo.It("3. can read next arg skip prev flag", func() {
-		parser, fs := newTestParser("--prev", "s1", "s2")
-		s, _, err := parser.ReadNextArg()
-
-		Expect(err).NotTo(HaveOccurred())
-		Expect(s).Should(Equal("s1"))
-		Expect(fs.Get("prev")).ShouldNot(Equal(nil))
-	})
-})
+// 1. can parse command args
+func TestParser1(t *testing.T) {
+	parser, _ := newTestParser()
+
+	flag, v, err := parser.parseCommandArg("--test")
+	assert.Nil(t, err)
+	assert.Equal(t, "test", flag.Name)
+	assert.Equal(t, "", v)
+
+	flag, v, err = parser.parseCommandArg("-t")
+	assert.Nil(t, err)
+	assert.Equal(t, "test2", flag.Name)
+	assert.Equal(t, "", v)
+
+	flag, v, err = parser.parseCommandArg("-t=ccc")
+	assert.Nil(t, err)
+	assert.Equal(t, "test2", flag.Name)
+	assert.Equal(t, "ccc", v)
+
+	flag, v, err = parser.parseCommandArg("-t:ccc")
+	assert.Nil(t, err)
+	assert.Equal(t, "test2", flag.Name)
+	assert.Equal(t, "ccc", v)
+
+	flag, v, err = parser.parseCommandArg("--test2:ccc")
+	assert.Nil(t, err)
+	assert.Equal(t, "test2", flag.Name)
+	assert.Equal(t, "ccc", v)
+
+	flag, v, err = parser.parseCommandArg("ccc")
+	assert.Nil(t, err)
+	assert.Nil(t, flag)
+	assert.Equal(t, "ccc", v)
+
+	flag, v, err = parser.parseCommandArg("ccc=aaa")
+	assert.Nil(t, err)
+	assert.Nil(t, flag)
+	assert.Equal(t, "ccc=aaa", v)
+}
+
+// 2. can parse args and flags
+func TestParser2(t *testing.T) {
+	parser, _ := newTestParser("s1", "s2", "--test", "aaa", "--test2=bbb")
+
+	s, _, err := parser.ReadNextArg()
+	assert.Nil(t, err)
+	assert.Equal(t, "s1", s)
+
+	s2, err := parser.ReadAll()
+	assert.Nil(t, err)
+	assert.Equal(t, 1, len(s2))
+	assert.Equal(t, "s2", s2[0])
+}
+
+// 3. can read next arg skip prev flag
+func TestParser3(t *testing.T) {
+	parser, fs := newTestParser("--prev", "s1", "s2")
+	s, _, err := parser.ReadNextArg()
+
+	assert.Nil(t, err)
+	assert.Equal(t, "s1", s)
+	assert.NotNil(t, fs.Get("prev"))
+}
 
 func TestUnquoteString(t *testing.T) {
 	str := UnquoteString(`"nicai"`)
diff --git a/config/legacy_test.go b/config/legacy_test.go
index 91d7c2043..61e37bb03 100644
--- a/config/legacy_test.go
+++ b/config/legacy_test.go
@@ -75,7 +75,7 @@ func TestMigrateConfigure(t *testing.T) {
 
 	test, err := os.Create("testconf.ini")
 	assert.Nil(t, err)
-	_, err = test.WriteString(`
+	test.WriteString(`
 	[DEFAULT]
 	aliyun_access_key_id = DEFAULT_aliyun_access_key_id
 	aliyun_access_key_secret = DEFAULT_aliyun_access_key_secret