}
		if out := AppendQuoteRuneToASCII([]byte("abc"), tt.in); string(out) != "abc"+tt.ascii {
			t.Errorf("AppendQuoteRuneToASCII(%q, %U) = %s, want %s", "abc", tt.in, out, "abc"+tt.ascii)
		}
	}
}

func TestQuoteRuneToGraphic(t *testing.T) {
	for _, tt := range quoterunetests {
		if out := QuoteRuneToGraphic(tt.in); out != tt.graphic {
			t.Errorf("QuoteRuneToGraphic(%U) = %s, want %s", tt.in, out, tt.graphic)
		}