fix: ensure that testproject is removed even after a failure (#948)

* fix: ensure that testproject is removed even after a failure

* fix: defer licenseFile

* style: simply defer os.RemoveAll

* cobra/cmd: add getProject test func

cobra/cmd/add_test.go

@@ -7,31 +7,14 @@ import (
 )
 
 func TestGoldenAddCmd(t *testing.T) {
-
-	wd, _ := os.Getwd()
 	command := &Command{
 		CmdName:   "test",
 		CmdParent: parentName,
-		Project: &Project{
-			AbsolutePath: fmt.Sprintf("%s/testproject", wd),
-			Legal:        getLicense(),
-			Copyright:    copyrightLine(),
-
-			// required to init
-			AppName: "testproject",
-			PkgName: "github.com/spf13/testproject",
-			Viper:   true,
-		},
+		Project:   getProject(),
 	}
+	defer os.RemoveAll(command.AbsolutePath)
 
-	// init project first
 	command.Project.Create()
-	defer func() {
-		if _, err := os.Stat(command.AbsolutePath); err == nil {
-			os.RemoveAll(command.AbsolutePath)
-		}
-	}()
-
 	if err := command.Create(); err != nil {
 		t.Fatal(err)
 	}

cobra/cmd/init_test.go

@@ -7,29 +7,26 @@ import (
 	"testing"
 )
 
-func TestGoldenInitCmd(t *testing.T) {
-
+func getProject() *Project {
 	wd, _ := os.Getwd()
-	project := &Project{
+	return &Project{
 		AbsolutePath: fmt.Sprintf("%s/testproject", wd),
-		PkgName:      "github.com/spf13/testproject",
 		Legal:        getLicense(),
 		Copyright:    copyrightLine(),
-		Viper:        true,
 		AppName:      "testproject",
+		PkgName:      "github.com/spf13/testproject",
+		Viper:        true,
+	}
 }
 
-	err := project.Create()
-	if err != nil {
+func TestGoldenInitCmd(t *testing.T) {
+	project := getProject()
+	defer os.RemoveAll(project.AbsolutePath)
+
+	if err := project.Create(); err != nil {
 		t.Fatal(err)
 	}
 
-	defer func() {
-		if _, err := os.Stat(project.AbsolutePath); err == nil {
-			os.RemoveAll(project.AbsolutePath)
-		}
-	}()
-
 	expectedFiles := []string{"LICENSE", "main.go", "cmd/root.go"}
 	for _, f := range expectedFiles {
 		generatedFile := fmt.Sprintf("%s/%s", project.AbsolutePath, f)

cobra/cmd/project.go

@@ -75,6 +75,7 @@ func (p *Project) createLicenseFile() error {
 	if err != nil {
 		return err
 	}
+	defer licenseFile.Close()
 
 	licenseTemplate := template.Must(template.New("license").Parse(p.Legal.Text))
 	return licenseTemplate.Execute(licenseFile, data)