add more unit testing

Author: LinuxSuRen

cmd/extension_test.go

@@ -18,6 +18,7 @@ package cmd
 
 import (
 	"fmt"
+	"io"
 	"os"
 	"testing"
 
@@ -29,6 +30,7 @@ import (
 func TestExtensionCmd(t *testing.T) {
 	t.Run("minimum one arg", func(t *testing.T) {
 		command := createExtensionCommand(nil)
+		command.SetOut(io.Discard)
 		err := command.Execute()
 		assert.Error(t, err)
 	})
@@ -57,6 +59,7 @@ func TestExtensionCmd(t *testing.T) {
 		assert.NoError(t, err)
 
 		command := createExtensionCommand(d)
+		command.SetOut(io.Discard)
 		command.SetArgs([]string{"git", "--output", tmpDownloadDir, "--registry", registry})
 		err = command.Execute()
 		assert.NoError(t, err)

cmd/mock_test.go

@@ -0,0 +1,65 @@
+/*
+Copyright 2025 API Testing Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+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
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cmd
+
+import (
+	"context"
+	"github.com/linuxsuren/api-testing/pkg/server"
+	fakeruntime "github.com/linuxsuren/go-fake-runtime"
+	"github.com/stretchr/testify/assert"
+	"io"
+	"testing"
+	"time"
+)
+
+func TestMockCommand(t *testing.T) {
+	tt := []struct {
+		name   string
+		args   []string
+		verify func(t *testing.T, err error)
+	}{
+		{
+			name: "mock",
+			args: []string{"mock"},
+			verify: func(t *testing.T, err error) {
+				assert.Error(t, err)
+			},
+		},
+		{
+			name: "mock with file",
+			args: []string{"mock", "testdata/stores.yaml", "--port=0"},
+			verify: func(t *testing.T, err error) {
+				assert.NoError(t, err)
+			},
+		},
+	}
+	for _, tc := range tt {
+		t.Run(tc.name, func(t *testing.T) {
+			root := NewRootCmd(fakeruntime.FakeExecer{ExpectOS: "linux"}, server.NewFakeHTTPServer())
+			root.SetOut(io.Discard)
+			root.SetArgs(tc.args)
+			ctx, cancel := context.WithCancel(context.TODO())
+			root.SetContext(ctx)
+			go func() {
+				time.Sleep(time.Second * 2)
+				cancel()
+			}()
+			err := root.Execute()
+			tc.verify(t, err)
+		})
+	}
+}

cmd/run_test.go

@@ -270,7 +270,7 @@ func TestPreRunE(t *testing.T) {
 func TestPrinter(t *testing.T) {
 	buf := new(bytes.Buffer)
 	c := &cobra.Command{}
-	c.SetOutput(buf)
+	c.SetOut(buf)
 
 	println(c, nil, "foo")
 	assert.Empty(t, buf.String())