test: cleanup helpers
[poolifier.git] / src / pools / selection-strategies / interleaved-weighted-round-robin-worker-choice-strategy.ts
index 7248f03a90ae8f9ec599eb3c062eb6349337c95c..85f3148374e5b0c5cf932425772779839f217ca0 100644 (file)
@@ -4,6 +4,7 @@ import { DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS } from '../../utils'
 import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
 import type {
   IWorkerChoiceStrategy,
+  StrategyPolicy,
   WorkerChoiceStrategyOptions
 } from './selection-strategies-types'
 
@@ -21,15 +22,16 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
   >
   extends AbstractWorkerChoiceStrategy<Worker, Data, Response>
   implements IWorkerChoiceStrategy {
+  /** @inheritDoc */
+  public readonly strategyPolicy: StrategyPolicy = {
+    useDynamicWorker: true
+  }
+
   /**
-   * Worker node id where the current task will be submitted.
-   */
-  private currentWorkerNodeId: number = 0
-  /**
-   * Current round id.
+   * Round id.
    * This is used to determine the current round weight.
    */
-  private currentRoundId: number = 0
+  private roundId: number = 0
   /**
    * Round weights.
    */
@@ -45,15 +47,15 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
     opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
   ) {
     super(pool, opts)
-    this.setRequiredStatistics(this.opts)
+    this.setTaskStatisticsRequirements(this.opts)
     this.defaultWorkerWeight = this.computeDefaultWorkerWeight()
     this.roundWeights = this.getRoundWeights()
   }
 
   /** @inheritDoc */
   public reset (): boolean {
-    this.currentWorkerNodeId = 0
-    this.currentRoundId = 0
+    this.nextWorkerNodeId = 0
+    this.roundId = 0
     return true
   }
 
@@ -67,12 +69,12 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
     let roundId: number | undefined
     let workerNodeId: number | undefined
     for (
-      let roundIndex = this.currentRoundId;
+      let roundIndex = this.roundId;
       roundIndex < this.roundWeights.length;
       roundIndex++
     ) {
       for (
-        let workerNodeKey = this.currentWorkerNodeId;
+        let workerNodeKey = this.nextWorkerNodeId;
         workerNodeKey < this.pool.workerNodes.length;
         workerNodeKey++
       ) {
@@ -85,32 +87,28 @@ export class InterleavedWeightedRoundRobinWorkerChoiceStrategy<
         }
       }
     }
-    this.currentRoundId = roundId ?? 0
-    this.currentWorkerNodeId = workerNodeId ?? 0
-    const chosenWorkerNodeKey = this.currentWorkerNodeId
-    if (this.currentWorkerNodeId === this.pool.workerNodes.length - 1) {
-      this.currentWorkerNodeId = 0
-      this.currentRoundId =
-        this.currentRoundId === this.roundWeights.length - 1
-          ? 0
-          : this.currentRoundId + 1
+    this.roundId = roundId ?? 0
+    this.nextWorkerNodeId = workerNodeId ?? 0
+    const chosenWorkerNodeKey = this.nextWorkerNodeId
+    if (this.nextWorkerNodeId === this.pool.workerNodes.length - 1) {
+      this.nextWorkerNodeId = 0
+      this.roundId =
+        this.roundId === this.roundWeights.length - 1 ? 0 : this.roundId + 1
     } else {
-      this.currentWorkerNodeId = this.currentWorkerNodeId + 1
+      this.nextWorkerNodeId = this.nextWorkerNodeId + 1
     }
     return chosenWorkerNodeKey
   }
 
   /** @inheritDoc */
   public remove (workerNodeKey: number): boolean {
-    if (this.currentWorkerNodeId === workerNodeKey) {
+    if (this.nextWorkerNodeId === workerNodeKey) {
       if (this.pool.workerNodes.length === 0) {
-        this.currentWorkerNodeId = 0
-      } else if (this.currentWorkerNodeId > this.pool.workerNodes.length - 1) {
-        this.currentWorkerNodeId = this.pool.workerNodes.length - 1
-        this.currentRoundId =
-          this.currentRoundId === this.roundWeights.length - 1
-            ? 0
-            : this.currentRoundId + 1
+        this.nextWorkerNodeId = 0
+      } else if (this.nextWorkerNodeId > this.pool.workerNodes.length - 1) {
+        this.nextWorkerNodeId = this.pool.workerNodes.length - 1
+        this.roundId =
+          this.roundId === this.roundWeights.length - 1 ? 0 : this.roundId + 1
       }
     }
     return true