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https://gitlab.com/pulsechaincom/prysm-pulse.git
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5a66807989
* First take at updating everything to v5 * Patch gRPC gateway to use prysm v5 Fix patch * Update go ssz --------- Co-authored-by: Preston Van Loon <pvanloon@offchainlabs.com>
54 lines
2.3 KiB
Go
54 lines
2.3 KiB
Go
package execution
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import (
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"context"
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"testing"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prysmaticlabs/prysm/v5/testing/assert"
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)
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// TestCleanup ensures that the cleanup function unregisters the prometheus.Collection
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// also tests the interchangability of the explicit prometheus Register/Unregister
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// and the implicit methods within the collector implementation
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func TestCleanup(t *testing.T) {
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ctx := context.Background()
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pc, err := NewPowchainCollector(ctx)
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assert.NoError(t, err, "Unexpected error calling NewPowchainCollector")
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unregistered := pc.unregister()
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assert.Equal(t, true, unregistered, "PowchainCollector.unregister did not return true (via prometheus.DefaultRegistry)")
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// PowchainCollector is a prometheus.Collector, so we should be able to register it again
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err = prometheus.Register(pc)
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assert.NoError(t, err, "Got error from prometheus.Register after unregistering PowchainCollector")
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// even if it somehow gets registered somewhere else, unregister should work
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unregistered = pc.unregister()
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assert.Equal(t, true, unregistered, "PowchainCollector.unregister failed on the second attempt")
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// and so we should be able to register it again
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err = prometheus.Register(pc)
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assert.NoError(t, err, "Got error from prometheus.Register on the second attempt")
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// ok clean it up one last time for real :)
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unregistered = prometheus.Unregister(pc)
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assert.Equal(t, true, unregistered, "prometheus.Unregister failed to unregister PowchainCollector on final cleanup")
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}
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// TestCancelation tests that canceling the context passed into
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// NewPowchainCollector cleans everything up as expected. This
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// does come at the cost of an extra channel cluttering up
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// PowchainCollector, just for this test.
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func TestCancelation(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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pc, err := NewPowchainCollector(ctx)
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assert.NoError(t, err, "Unexpected error calling NewPowchainCollector")
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ticker := time.NewTicker(10 * time.Second)
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cancel()
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select {
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case <-ticker.C:
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t.Error("Hit timeout waiting for cancel() to cleanup PowchainCollector")
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case <-pc.finishChan:
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break
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}
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err = prometheus.Register(pc)
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assert.NoError(t, err, "Got error from prometheus.Register after unregistering PowchainCollector through canceled context")
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}
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