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Files
kubo/routing/mock/mockrouting_test.go
Brian Tiger Chow 3ecdec985f refactor(mockrouting) misc
License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>
2014-12-13 05:30:33 -08:00

132 lines
3.1 KiB
Go

package mockrouting
import (
"bytes"
"testing"
context "github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/go.net/context"
"github.com/jbenet/go-ipfs/peer"
u "github.com/jbenet/go-ipfs/util"
testutil "github.com/jbenet/go-ipfs/util/testutil"
)
func TestKeyNotFound(t *testing.T) {
var peer = testutil.NewPeerWithID(peer.ID([]byte("the peer id")))
var key = u.Key("mock key")
var ctx = context.Background()
rs := NewServer()
providers := rs.Client(peer).FindProvidersAsync(ctx, key, 10)
_, ok := <-providers
if ok {
t.Fatal("should be closed")
}
}
func TestClientFindProviders(t *testing.T) {
peer := testutil.NewPeerWithIDString("42")
rs := NewServer()
client := rs.Client(peer)
k := u.Key("hello")
err := client.Provide(context.Background(), k)
if err != nil {
t.Fatal(err)
}
max := 100
providersFromHashTable, err := rs.Client(peer).FindProviders(context.Background(), k)
if err != nil {
t.Fatal(err)
}
isInHT := false
for _, p := range providersFromHashTable {
if bytes.Equal(p.ID(), peer.ID()) {
isInHT = true
}
}
if !isInHT {
t.Fatal("Despite client providing key, peer wasn't in hash table as a provider")
}
providersFromClient := client.FindProvidersAsync(context.Background(), u.Key("hello"), max)
isInClient := false
for p := range providersFromClient {
if bytes.Equal(p.ID(), peer.ID()) {
isInClient = true
}
}
if !isInClient {
t.Fatal("Despite client providing key, client didn't receive peer when finding providers")
}
}
func TestClientOverMax(t *testing.T) {
rs := NewServer()
k := u.Key("hello")
numProvidersForHelloKey := 100
for i := 0; i < numProvidersForHelloKey; i++ {
peer := testutil.NewPeerWithIDString(string(i))
err := rs.Client(peer).Provide(context.Background(), k)
if err != nil {
t.Fatal(err)
}
}
max := 10
peer := testutil.NewPeerWithIDString("TODO")
client := rs.Client(peer)
providersFromClient := client.FindProvidersAsync(context.Background(), k, max)
i := 0
for _ = range providersFromClient {
i++
}
if i != max {
t.Fatal("Too many providers returned")
}
}
// TODO does dht ensure won't receive self as a provider? probably not.
func TestCanceledContext(t *testing.T) {
rs := NewServer()
k := u.Key("hello")
t.Log("async'ly announce infinite stream of providers for key")
i := 0
go func() { // infinite stream
for {
peer := testutil.NewPeerWithIDString(string(i))
err := rs.Client(peer).Provide(context.Background(), k)
if err != nil {
t.Fatal(err)
}
i++
}
}()
local := testutil.NewPeerWithIDString("peer id doesn't matter")
client := rs.Client(local)
t.Log("warning: max is finite so this test is non-deterministic")
t.Log("context cancellation could simply take lower priority")
t.Log("and result in receiving the max number of results")
max := 1000
t.Log("cancel the context before consuming")
ctx, cancelFunc := context.WithCancel(context.Background())
cancelFunc()
providers := client.FindProvidersAsync(ctx, k, max)
numProvidersReturned := 0
for _ = range providers {
numProvidersReturned++
}
t.Log(numProvidersReturned)
if numProvidersReturned == max {
t.Fatal("Context cancel had no effect")
}
}