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Merge pull request #648 from libp2p/feat/put-back-test
Put back TestSelfWalkOnAddressChange
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package dht | ||
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import ( | ||
"context" | ||
"testing" | ||
"time" | ||
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"github.com/libp2p/go-libp2p-core/event" | ||
kb "github.com/libp2p/go-libp2p-kbucket" | ||
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"github.com/stretchr/testify/require" | ||
) | ||
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func TestSelfWalkOnAddressChange(t *testing.T) { | ||
ctx := context.Background() | ||
// create three DHT instances with auto refresh disabled | ||
d1 := setupDHT(ctx, t, false, DisableAutoRefresh()) | ||
d2 := setupDHT(ctx, t, false, DisableAutoRefresh()) | ||
d3 := setupDHT(ctx, t, false, DisableAutoRefresh()) | ||
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var connectedTo *IpfsDHT | ||
// connect d1 to whoever is "further" | ||
if kb.CommonPrefixLen(kb.ConvertPeerID(d1.self), kb.ConvertPeerID(d2.self)) <= | ||
kb.CommonPrefixLen(kb.ConvertPeerID(d1.self), kb.ConvertPeerID(d3.self)) { | ||
connect(t, ctx, d1, d3) | ||
connectedTo = d3 | ||
} else { | ||
connect(t, ctx, d1, d2) | ||
connectedTo = d2 | ||
} | ||
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// then connect d2 AND d3 | ||
connect(t, ctx, d2, d3) | ||
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// d1 should have ONLY 1 peer in it's RT | ||
waitForWellFormedTables(t, []*IpfsDHT{d1}, 1, 1, 2*time.Second) | ||
require.Equal(t, connectedTo.self, d1.routingTable.ListPeers()[0]) | ||
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// now emit the address change event | ||
em, err := d1.host.EventBus().Emitter(&event.EvtLocalAddressesUpdated{}) | ||
require.NoError(t, err) | ||
require.NoError(t, em.Emit(event.EvtLocalAddressesUpdated{})) | ||
waitForWellFormedTables(t, []*IpfsDHT{d1}, 2, 2, 2*time.Second) | ||
// it should now have both peers in the RT | ||
ps := d1.routingTable.ListPeers() | ||
require.Contains(t, ps, d2.self) | ||
require.Contains(t, ps, d3.self) | ||
} |