new function one for creating file and one for only byte slice

test/templateBuilder_test.go

@@ -11,13 +11,24 @@ type Inventory struct {
 	Count    uint
 }
 
-func TestTemplateBuilder(t *testing.T) {
-
+func TestTemplateBuilderFile(t *testing.T) {
 	sweaters := Inventory{"wool", 17}
 	t.Log("start test")
 	tmplBuilder := templatebuilder.NewTemplateBuilder()
-	err := tmplBuilder.Generate("test.tmpl", "test.txt", sweaters)
+	err := tmplBuilder.GenerateFile("test.tmpl", "test.txt", sweaters)
 	if err != nil {
 		t.Fatal(err)
 	}
 }
+
+func TestTemplateBuilderData(t *testing.T) {
+	sweaters := Inventory{"wool", 17}
+	t.Log("start test")
+	tmplBuilder := templatebuilder.NewTemplateBuilder()
+	data, err := tmplBuilder.Generate("test.tmpl", sweaters)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	t.Log(string(data))
+}