Alerting: Store instance annotations in alert rule state (#114975)

Alerting: Store annotations in alert instance state

pkg/services/ngalert/models/testing.go

@@ -32,9 +32,10 @@ import (
 )
 
 var (
-	RuleMuts = AlertRuleMutators{}
-	NSMuts   = NotificationSettingsMutators{}
-	RuleGen  = &AlertRuleGenerator{
+	RuleMuts     = AlertRuleMutators{}
+	NSMuts       = NotificationSettingsMutators{}
+	InstanceMuts = AlertInstanceMutators{}
+	RuleGen      = &AlertRuleGenerator{
 		mutators: []AlertRuleMutator{
 			RuleMuts.WithUniqueUID(), RuleMuts.WithUniqueTitle(),
 		},
@@ -928,6 +929,50 @@ func AlertInstanceGen(mutators ...AlertInstanceMutator) *AlertInstance {
 	return instance
 }
 
+type AlertInstanceMutators struct{}
+
+func (a AlertInstanceMutators) WithOrgID(orgID int64) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.RuleOrgID = orgID
+	}
+}
+
+func (a AlertInstanceMutators) WithRuleUID(ruleUID string) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.RuleUID = ruleUID
+	}
+}
+
+func (a AlertInstanceMutators) WithLabelsHash(hash string) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.LabelsHash = hash
+	}
+}
+
+func (a AlertInstanceMutators) WithReason(reason string) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.CurrentReason = reason
+	}
+}
+
+func (a AlertInstanceMutators) WithState(state InstanceStateType) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.CurrentState = state
+	}
+}
+
+func (a AlertInstanceMutators) WithLabels(labels InstanceLabels) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.Labels = labels
+	}
+}
+
+func (a AlertInstanceMutators) WithAnnotations(annotations InstanceAnnotations) AlertInstanceMutator {
+	return func(i *AlertInstance) {
+		i.Annotations = annotations
+	}
+}
+
 type Mutator[T any] func(*T)
 
 // CopyNotificationSettings creates a deep copy of NotificationSettings.