defer func(orig string) { hostsFilePath = orig }(hostsFilePath)

	for _, tt := range lookupStaticHostTests {
		hostsFilePath = tt.name
		for _, ent := range tt.ents {
			testStaticHost(t, tt.name, ent)
		}
	}
}

func testStaticHost(t *testing.T, hostsPath string, ent staticHostEntry) {
	ins := []string{ent.in, absDomainName(ent.in), strings.ToLower(ent.in), strings.ToUpper(ent.in)}
	for _, in := range ins {