Files
tasks/common/persistence/dlq_metrics_emitter_test.go
Alex ShtinandGitHub 8e8f1b0f7c Remove license header from every file (#7689)
## What changed?
<!-- Describe what has changed in this PR -->
Remove license header from every file. Because it is really hard to
follow in this PR here is the summary:
1. License header is removed from all `.go` and `.proto` files
:fireworks::fireworks:🎆.
2. `LICENSE` file in the root directory has only Temporal and Uber
copyrights.
3. 5 other `LICENSE` files added to the packages which have copyrights
different from Temporal and Uber: Datadog, Xargin, "Mat Ryer, Tyler
Bunnell and contributors".
4. `license_file` flag is removed from all code generation tools.
5. `copyright_file` flag is removed from `go:generate mockgen`
directive.
6. All copyright related targets are removed from `Makefile`.
7. Updated Temporal copyright year to 2025 everywhere.

## Why?
<!-- Tell your future self why have you made these changes -->
I double checked with legal department that it is not needed to have
license header in every file. One file per repo is enough. I put all
copyrights to the root `LICENSE` file and removed header from all other
files. Also updated tools and `Makefile`.
2025-05-01 18:50:21 -07:00

118 lines
4.5 KiB
Go

package persistence
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
"go.temporal.io/server/common/log"
"go.temporal.io/server/common/membership"
"go.temporal.io/server/common/metrics"
"go.temporal.io/server/common/metrics/metricstest"
"go.temporal.io/server/service/history/tasks"
"go.uber.org/mock/gomock"
)
func TestDLQMetricsEmitter_EmitMetrics_WhenInstanceHostsShardOne(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
metricsHandler := metricstest.NewCaptureHandler()
logger := log.NewMockLogger(ctrl)
manager := NewMockHistoryTaskQueueManager(ctrl)
manager.EXPECT().ListQueues(gomock.Any(), &ListQueuesRequest{
QueueType: QueueTypeHistoryDLQ,
PageSize: 100,
NextPageToken: nil,
}).Return(&ListQueuesResponse{
Queues: []QueueInfo{
{QueueName: GetHistoryTaskQueueName(tasks.CategoryIDTransfer, "source", "target"), MessageCount: 1},
{QueueName: GetHistoryTaskQueueName(tasks.CategoryIDTimer, "source", "target"), MessageCount: 2},
{QueueName: GetHistoryTaskQueueName(tasks.CategoryIDReplication, "source", "target"), MessageCount: 3},
},
NextPageToken: []byte("test_page_token"),
}, nil).Times(1)
manager.EXPECT().ListQueues(gomock.Any(), &ListQueuesRequest{
QueueType: QueueTypeHistoryDLQ,
PageSize: 100,
NextPageToken: []byte("test_page_token"),
}).Return(&ListQueuesResponse{
Queues: []QueueInfo{
{QueueName: GetHistoryTaskQueueName(tasks.CategoryIDTransfer, "source", "target"), MessageCount: 8},
{QueueName: GetHistoryTaskQueueName(tasks.CategoryIDTimer, "source", "target"), MessageCount: 9},
{QueueName: GetHistoryTaskQueueName(tasks.CategoryIDReplication, "source", "target"), MessageCount: 10},
},
NextPageToken: nil,
}, nil).Times(1)
resolver := membership.NewMockServiceResolver(ctrl)
resolver.EXPECT().Lookup("1").Return(membership.NewHostInfoFromAddress("testAddress"), nil).Times(1)
hostInfoProvider := membership.NewMockHostInfoProvider(ctrl)
hostInfoProvider.EXPECT().HostInfo().Return(membership.NewHostInfoFromAddress("testAddress")).Times(1)
categoryRegistry := tasks.NewDefaultTaskCategoryRegistry()
emitter := NewDLQMetricsEmitter(metricsHandler, logger, manager, resolver, hostInfoProvider, categoryRegistry)
emitter.emitMetricsTimer = time.NewTicker(60 * time.Millisecond)
logger.EXPECT().Info(gomock.Any()).AnyTimes()
logger.EXPECT().Error(gomock.Any()).AnyTimes()
capture := metricsHandler.StartCapture()
snapshot := capture.Snapshot()
emitter.Start()
assert.Eventually(t, func() bool {
snapshot = capture.Snapshot()
return len(snapshot[metrics.DLQMessageCount.Name()]) == len(categoryRegistry.GetCategories())
}, 5*time.Second, 100*time.Millisecond)
emitter.Stop()
<-emitter.shutdownCh
messageCount := make(map[string]float64)
for _, recording := range snapshot[metrics.DLQMessageCount.Name()] {
value, ok := recording.Value.(float64)
assert.True(t, ok)
messageCount[recording.Tags[metrics.TaskCategoryTagName]] = value
}
assert.Equal(t, float64(9), messageCount["transfer"])
assert.Equal(t, float64(11), messageCount["timer"])
assert.Equal(t, float64(13), messageCount["replication"])
}
func TestDLQMetricsEmitter_DoesNotEmitMetrics_WhenInstanceDoesNotHostShardOne(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
metricsHandler := metricstest.NewCaptureHandler()
capture := metricsHandler.StartCapture()
logger := log.NewMockLogger(ctrl)
manager := NewMockHistoryTaskQueueManager(ctrl)
resolver := membership.NewMockServiceResolver(ctrl)
resolver.EXPECT().Lookup("1").Return(membership.NewHostInfoFromAddress("testAddress1"), nil).MinTimes(1)
hostInfoProvider := membership.NewMockHostInfoProvider(ctrl)
hostInfoProvider.EXPECT().HostInfo().Return(membership.NewHostInfoFromAddress("testAddress2")).MinTimes(1)
emitter := NewDLQMetricsEmitter(metricsHandler, logger, manager, resolver, hostInfoProvider, tasks.NewDefaultTaskCategoryRegistry())
emitter.emitMetricsTimer = time.NewTicker(10 * time.Millisecond)
logger.EXPECT().Info(gomock.Any()).AnyTimes()
logger.EXPECT().Error(gomock.Any()).AnyTimes()
emitter.Start()
assert.Eventually(t, func() bool {
snapshot := capture.Snapshot()
if len(snapshot[metrics.DLQMessageCount.Name()]) == 0 {
return false
}
for _, r := range snapshot[metrics.DLQMessageCount.Name()] {
value, ok := r.Value.(float64)
if !ok {
return false
}
if value != 0 {
return false
}
}
return true
}, 5*time.Second, 15*time.Millisecond)
emitter.Stop()
<-emitter.shutdownCh
}