84 lines
1.5 KiB
Go
84 lines
1.5 KiB
Go
package metrics
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import (
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"context"
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"testing"
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"time"
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peer "github.com/libp2p/go-libp2p-peer"
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"github.com/ipfs/ipfs-cluster/api"
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"github.com/ipfs/ipfs-cluster/test"
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)
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func TestChecker(t *testing.T) {
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metrics := NewStore()
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checker := NewChecker(metrics)
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metr := &api.Metric{
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Name: "test",
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Peer: test.PeerID1,
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Value: "1",
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Valid: true,
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}
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metr.SetTTL(2 * time.Second)
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metrics.Add(metr)
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checker.CheckPeers([]peer.ID{test.PeerID1})
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select {
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case <-checker.Alerts():
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t.Error("there should not be an alert yet")
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default:
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}
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time.Sleep(3 * time.Second)
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err := checker.CheckPeers([]peer.ID{test.PeerID1})
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if err != nil {
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t.Fatal(err)
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}
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select {
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case <-checker.Alerts():
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default:
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t.Error("an alert should have been triggered")
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}
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checker.CheckPeers([]peer.ID{test.PeerID2})
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select {
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case <-checker.Alerts():
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t.Error("there should not be alerts for different peer")
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default:
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}
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}
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func TestCheckerWatch(t *testing.T) {
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ctx, cancel := context.WithTimeout(context.Background(), time.Second)
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defer cancel()
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metrics := NewStore()
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checker := NewChecker(metrics)
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metr := &api.Metric{
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Name: "test",
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Peer: test.PeerID1,
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Value: "1",
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Valid: true,
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}
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metr.SetTTL(100 * time.Millisecond)
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metrics.Add(metr)
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peersF := func(context.Context) ([]peer.ID, error) {
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return []peer.ID{test.PeerID1}, nil
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}
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go checker.Watch(ctx, peersF, 200*time.Millisecond)
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select {
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case a := <-checker.Alerts():
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t.Log("received alert:", a)
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case <-ctx.Done():
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t.Fatal("should have received an alert")
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}
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}
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