fix: incorporate review comments

packages/aws-cdk-lib/aws-elasticloadbalancingv2/README.md

@@ -474,6 +474,7 @@ const tg = new elbv2.ApplicationTargetGroup(this, 'TargetGroup', {
   loadBalancingAlgorithmType: elbv2.TargetGroupLoadBalancingAlgorithmType.WEIGHTED_RANDOM,
   enableAnomalyMitigation: true,
 });
+```
 
 ## Using Lambda Targets
 

packages/aws-cdk-lib/aws-elasticloadbalancingv2/lib/alb/application-target-group.ts

@@ -367,13 +367,11 @@ export class ApplicationTargetGroup extends TargetGroupBase implements IApplicat
       this.addTarget(...(props.targets || []));
 
       if (props.enableAnomalyMitigation !== undefined) {
-        if (props.enableAnomalyMitigation && isWeightedRandomAlgorithm) {
+        if (props.enableAnomalyMitigation && !isWeightedRandomAlgorithm) {
           throw new Error('Anomaly mitigation is only available when `loadBalancingAlgorithmType` is `TargetGroupLoadBalancingAlgorithmType.WEIGHTED_RANDOM`.');
         }
         this.setAttribute('load_balancing.algorithm.anomaly_mitigation', props.enableAnomalyMitigation ? 'on' : 'off');
-        }
       }
-
     }
   }
 

packages/aws-cdk-lib/aws-elasticloadbalancingv2/test/alb/listener.test.ts

@@ -1861,7 +1861,7 @@ describe('tests', () => {
       });
     });
 
-    test('Can add targets with weight_random algorithm and anomaly mitigation disabled, () => {
+    test('Can add targets with weight_random algorithm and anomaly mitigation disabled', () => {
       // GIVEN
       const app = new cdk.App();
       const stack = new cdk.Stack(app, 'Stack');

packages/aws-cdk-lib/aws-elasticloadbalancingv2/test/alb/target-group.test.ts

@@ -742,7 +742,7 @@ describe('tests', () => {
       });
     });
 
-    test('weight_random algorithm and anomaly mitigation is disabled, () => {
+    test('weight_random algorithm and anomaly mitigation is disabled', () => {
       // GIVEN
       const app = new cdk.App();
       const stack = new cdk.Stack(app, 'Stack');