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166 lines
3.4 KiB
166 lines
3.4 KiB
package p2p
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import (
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"fmt"
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"io/ioutil"
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"math/rand"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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const addrBookStrict = true
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func createTempFileName(prefix string) string {
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f, err := ioutil.TempFile("", prefix)
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if err != nil {
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panic(err)
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}
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fname := f.Name()
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err = f.Close()
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if err != nil {
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panic(err)
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}
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return fname
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}
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func TestEmpty(t *testing.T) {
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fname := createTempFileName("addrbook_test")
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// t.Logf("New tempfile name: %v", fname)
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// Save an empty book & load it
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book := NewAddrBook(fname, addrBookStrict)
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book.saveToFile(fname)
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book = NewAddrBook(fname, addrBookStrict)
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book.loadFromFile(fname)
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if book.Size() != 0 {
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t.Errorf("Expected 0 addresses, found %v", book.Size())
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}
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}
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func randIPv4Address(t *testing.T) *NetAddress {
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for {
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ip := fmt.Sprintf("%v.%v.%v.%v",
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rand.Intn(254)+1,
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rand.Intn(255),
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rand.Intn(255),
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rand.Intn(255),
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)
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port := rand.Intn(65535-1) + 1
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addr, err := NewNetAddressString(fmt.Sprintf("%v:%v", ip, port))
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assert.Nil(t, err, "error generating rand network address")
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if addr.Routable() {
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return addr
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}
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}
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}
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func TestSaveAddresses(t *testing.T) {
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fname := createTempFileName("addrbook_test")
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//t.Logf("New tempfile name: %v", fname)
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// Create some random addresses
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randAddrs := []struct {
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addr *NetAddress
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src *NetAddress
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}{}
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for i := 0; i < 100; i++ {
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addr := randIPv4Address(t)
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src := randIPv4Address(t)
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randAddrs = append(randAddrs, struct {
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addr *NetAddress
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src *NetAddress
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}{
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addr: addr,
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src: src,
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})
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}
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// Create the book & populate & save
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book := NewAddrBook(fname, addrBookStrict)
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for _, addrSrc := range randAddrs {
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book.AddAddress(addrSrc.addr, addrSrc.src)
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}
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if book.Size() != 100 {
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t.Errorf("Expected 100 addresses, found %v", book.Size())
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}
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book.saveToFile(fname)
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// Reload the book
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book = NewAddrBook(fname, addrBookStrict)
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book.loadFromFile(fname)
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// Test ...
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if book.Size() != 100 {
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t.Errorf("Expected 100 addresses, found %v", book.Size())
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}
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for _, addrSrc := range randAddrs {
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addr := addrSrc.addr
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src := addrSrc.src
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ka := book.addrLookup[addr.String()]
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if ka == nil {
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t.Fatalf("Expected to find KnownAddress %v but wasn't there.", addr)
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}
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if !(ka.Addr.Equals(addr) && ka.Src.Equals(src)) {
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t.Fatalf("KnownAddress doesn't match addr & src")
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}
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}
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}
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func TestPromoteToOld(t *testing.T) {
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fname := createTempFileName("addrbook_test")
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t.Logf("New tempfile name: %v", fname)
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// Create some random addresses
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randAddrs := []struct {
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addr *NetAddress
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src *NetAddress
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}{}
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for i := 0; i < 100; i++ {
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addr := randIPv4Address(t)
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src := randIPv4Address(t)
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randAddrs = append(randAddrs, struct {
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addr *NetAddress
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src *NetAddress
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}{
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addr: addr,
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src: src,
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})
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}
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// Create the book & populate & save
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book := NewAddrBook(fname, addrBookStrict)
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for _, addrSrc := range randAddrs {
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book.AddAddress(addrSrc.addr, addrSrc.src)
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}
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// Attempt all addresses.
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for _, addrSrc := range randAddrs {
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book.MarkAttempt(addrSrc.addr)
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}
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// Promote half of them
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for i, addrSrc := range randAddrs {
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if i%2 == 0 {
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book.MarkGood(addrSrc.addr)
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}
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}
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book.saveToFile(fname)
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// Reload the book
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book = NewAddrBook(fname, addrBookStrict)
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book.loadFromFile(fname)
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// Test ...
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if book.Size() != 100 {
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t.Errorf("Expected 100 addresses, found %v", book.Size())
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}
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// TODO: do more testing :)
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selection := book.GetSelection()
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t.Logf("selection: %v", selection)
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}
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