buf := make([]byte, 2)
	n, err := r.Read(buf)
	if n != 1 || err != EOF {
		t.Errorf("got %v, %v; want 1, EOF", n, err)
	}
}

func TestMultiReaderFreesExhaustedReaders(t *testing.T) {
	var mr Reader
	closed := make(chan struct{})
	// The closure ensures that we don't have a live reference to buf1
	// on our stack after MultiReader is inlined (Issue 18819).  This