Reset all internal statistics at worker choice strategy change

[poolifier.git] / tests / test-utils.js

diff --git a/tests/test-utils.js b/tests/test-utils.js
index a34cd78886584cdad6866bbb7ac470dba7eb1622..78218e2668c34bbfef44e680e1e9676eccf7b7cd 100644 (file)
--- a/tests/test-utils.js
+++ b/tests/test-utils.js
@@ -1,7 +1,9 @@
+const { WorkerFunctions } = require('./test-types')
+
 class TestUtils {
   static async waitExits (pool, numberOfExitEventsToWait) {
     let exitEvents = 0
-    return new Promise(function (resolve, reject) {
+    return new Promise(resolve => {
       pool.workers.forEach(w => {
         w.on('exit', () => {
           exitEvents++
@@ -17,9 +19,20 @@ class TestUtils {
     return new Promise(resolve => setTimeout(resolve, ms))
   }
 
-  static async workerSleepFunction (data, ms) {
-    return new Promise(resolve => {
-      setTimeout(() => resolve(data), ms)
+  static async sleepWorkerFunction (
+    data,
+    ms,
+    rejection = false,
+    rejectionMessage = ''
+  ) {
+    return new Promise((resolve, reject) => {
+      setTimeout(
+        () =>
+          rejection === true
+            ? reject(new Error(rejectionMessage))
+            : resolve(data),
+        ms
+      )
     })
   }
 
@@ -35,8 +48,8 @@ class TestUtils {
   /**
    * Intentionally inefficient implementation.
    *
-   * @param {number} n
-   * @returns {number}
+   * @param {number} n - The number of fibonacci numbers to generate.
+   * @returns {number} - The nth fibonacci number.
    */
   static fibonacci (n) {
     if (n <= 1) return 1
@@ -46,8 +59,8 @@ class TestUtils {
   /**
    * Intentionally inefficient implementation.
    *
-   * @param {number} n
-   * @returns {number}
+   * @param {number} n - The number to calculate the factorial of.
+   * @returns {number} - The factorial of n.
    */
   static factorial (n) {
     if (n === 0) {
@@ -56,6 +69,19 @@ class TestUtils {
       return TestUtils.factorial(n - 1) * n
     }
   }
+
+  static executeWorkerFunction (data) {
+    switch (data.function) {
+      case WorkerFunctions.jsonIntegerSerialization:
+        return TestUtils.jsonIntegerSerialization(data.n || 100)
+      case WorkerFunctions.fibonacci:
+        return TestUtils.fibonacci(data.n || 25)
+      case WorkerFunctions.factorial:
+        return TestUtils.factorial(data.n || 100)
+      default:
+        throw new Error('Unknown worker function')
+    }
+  }
 }
 
 module.exports = TestUtils