grafana/pkg/services/ngalert/ngalert_test.go
2022-10-18 13:31:56 +00:00

75 lines
2.3 KiB
Go

package ngalert
import (
"context"
"math/rand"
"testing"
"time"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/require"
"github.com/grafana/grafana/pkg/bus"
"github.com/grafana/grafana/pkg/events"
"github.com/grafana/grafana/pkg/infra/log"
"github.com/grafana/grafana/pkg/infra/tracing"
models2 "github.com/grafana/grafana/pkg/models"
"github.com/grafana/grafana/pkg/services/ngalert/models"
"github.com/grafana/grafana/pkg/services/ngalert/schedule"
"github.com/grafana/grafana/pkg/services/ngalert/tests/fakes"
"github.com/grafana/grafana/pkg/util"
)
func Test_subscribeToFolderChanges(t *testing.T) {
orgID := rand.Int63()
folder := &models2.Folder{
Id: 0,
Uid: util.GenerateShortUID(),
Title: "Folder" + util.GenerateShortUID(),
}
rules := models.GenerateAlertRules(5, models.AlertRuleGen(models.WithOrgID(orgID), models.WithNamespace(folder)))
bus := bus.ProvideBus(tracing.InitializeTracerForTest())
db := fakes.NewRuleStore(t)
db.Folders[orgID] = append(db.Folders[orgID], folder)
db.PutRule(context.Background(), rules...)
scheduler := &schedule.FakeScheduleService{}
scheduler.On("UpdateAlertRule", mock.Anything, mock.Anything).Return()
subscribeToFolderChanges(log.New("test"), bus, db, scheduler)
err := bus.Publish(context.Background(), &events.FolderTitleUpdated{
Timestamp: time.Now(),
Title: "Folder" + util.GenerateShortUID(),
ID: folder.Id,
UID: folder.Uid,
OrgID: orgID,
})
require.NoError(t, err)
require.Eventuallyf(t, func() bool {
return len(db.GetRecordedCommands(func(cmd interface{}) (interface{}, bool) {
c, ok := cmd.(fakes.GenericRecordedQuery)
if !ok || c.Name != "IncreaseVersionForAllRulesInNamespace" {
return nil, false
}
return c, true
})) > 0
}, time.Second, 10*time.Millisecond, "expected to call db store method but nothing was called")
var calledTimes int
require.Eventuallyf(t, func() bool {
for _, call := range scheduler.Calls {
if call.Method == "UpdateAlertRule" {
calledTimes++
}
}
return calledTimes == len(rules)
}, time.Second, 10*time.Millisecond, "scheduler was expected to be called %d times but called %d", len(rules), calledTimes)
for _, rule := range rules {
scheduler.AssertCalled(t, "UpdateAlertRule", rule.GetKey(), rule.Version)
}
}