return "co.uk"
	}
	if d == "www.buggy.psl" {
		return "xy"
	}
	if d == "www2.buggy.psl" {
		return "com"
	}
	return d[strings.LastIndex(d, ".")+1:]
}

// newTestJar creates an empty Jar with testPSL as the public suffix list.
func newTestJar() *Jar {
	jar, err := New(&Options{PublicSuffixList: testPSL{}})
	if err != nil {
		panic(err)
	}
	return jar
}

var hasDotSuffixTests = [...]struct {