Function TestCacheDO

proxy/cache_internal_test.go:184–220

(t *testing.T)

}

func TestCacheDO(t *testing.T) {
	testCache := newTestCache(t, nil)

	// Make a request.
	request := (&dns.Msg{}).SetQuestion("google.com.", dns.TypeA)

	// Fill the cache.
	reply := (&dns.Msg{
		MsgHdr: dns.MsgHdr{
			Response: true,
		},
		Answer: []dns.RR{newRR(t, "google.com.", dns.TypeA, 3600, net.IP{8, 8, 8, 8})},
	}).SetQuestion("google.com.", dns.TypeA)
	reply.SetEdns0(4096, false)

	// Store in cache.
	testCache.set(request, reply, upstreamWithAddr, testLogger)

	t.Run("without_do", func(t *testing.T) {
		ci, expired, _ := testCache.get(request)
		assert.False(t, expired)
		assert.NotNil(t, ci)
	})

	t.Run("with_do", func(t *testing.T) {
		reqClone := request.Copy()
		t.Cleanup(func() {
			request = reqClone
		})

		request.SetEdns0(4096, true)

		ci, expired, _ := testCache.get(request)
		require.Nil(t, ci)
		assert.False(t, expired)
	})
}

func TestCacheCNAME(t *testing.T) {
	testCache := newTestCache(t, nil)