59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
package dht
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import (
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"net"
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"reflect"
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"testing"
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)
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func TestRoutingTable(t *testing.T) {
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n1 := newBitmapFromHex("FFFFFFFF0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
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n2 := newBitmapFromHex("FFFFFFF00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
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n3 := newBitmapFromHex("111111110000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
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rt := newRoutingTable(&Node{n1, net.ParseIP("127.0.0.1"), 8000})
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rt.Update(&Node{n2, net.ParseIP("127.0.0.1"), 8001})
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rt.Update(&Node{n3, net.ParseIP("127.0.0.1"), 8002})
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contacts := rt.FindClosest(newBitmapFromHex("222222220000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), 1)
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if len(contacts) != 1 {
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t.Fail()
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return
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}
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if !contacts[0].id.Equals(n3) {
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t.Error(contacts[0])
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}
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contacts = rt.FindClosest(n2, 10)
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if len(contacts) != 2 {
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t.Error(len(contacts))
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return
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}
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if !contacts[0].id.Equals(n2) {
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t.Error(contacts[0])
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}
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if !contacts[1].id.Equals(n3) {
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t.Error(contacts[1])
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}
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}
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func TestCompactEncoding(t *testing.T) {
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n := Node{
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id: newBitmapFromHex("1c8aff71b99462464d9eeac639595ab99664be3482cb91a29d87467515c7d9158fe72aa1f1582dab07d8f8b5db277f41"),
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ip: net.ParseIP("1.2.3.4"),
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port: int(55<<8 + 66),
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}
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var compact []byte
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compact, err := n.MarshalCompact()
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if err != nil {
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t.Fatal(err)
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}
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if len(compact) != compactNodeInfoLength {
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t.Fatalf("got length of %d; expected %d", len(compact), compactNodeInfoLength)
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}
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if !reflect.DeepEqual(compact, append([]byte{1, 2, 3, 4, 55, 66}, n.id[:]...)) {
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t.Errorf("compact bytes not encoded correctly")
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}
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}
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