package utils import "testing" func TestEmailUtils_SendEmail(t *testing.T) { templateString := "{{.A}} {{.B}} {{.C}}" data := map[string]interface{}{"A": 1, "B": 2, "C": 3} rendered, err := Email.RenderTemplate(templateString, data) if err != nil { t.Fatalf("RenderTemplate failed: %v", err) } expected := "1 2 3" if rendered != expected { t.Errorf("RenderTemplate = %q; want %q", rendered, expected) } }