Merge pull request #3145 from my-git9/ut-template

[UT] add ut for utils/template.go

pkg/karmadactl/addons/utils/template_test.go

@@ -0,0 +1,68 @@
+package utils
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestParseTemplate(t *testing.T) {
+	type args struct {
+		strTmpl string
+		obj     interface{}
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    []byte
+		wantErr bool
+	}{
+		{
+			name: "strTmpl and obj are not empty",
+			args: args{
+				strTmpl: "foo",
+				obj:     "bar",
+			},
+			want:    []byte{'f', 'o', 'o'},
+			wantErr: false,
+		},
+		{
+			name: "strTmpl is empty",
+			args: args{
+				strTmpl: "",
+				obj:     "bar",
+			},
+			want:    nil,
+			wantErr: false,
+		},
+		{
+			name: "obj is nil",
+			args: args{
+				strTmpl: "foo",
+				obj:     nil,
+			},
+			want:    []byte{'f', 'o', 'o'},
+			wantErr: false,
+		},
+		{
+			name: "obj and strTmpl are empty",
+			args: args{
+				strTmpl: "",
+				obj:     "",
+			},
+			want:    nil,
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := ParseTemplate(tt.args.strTmpl, tt.args.obj)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("ParseTemplate() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("ParseTemplate() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}