test: add tests for utils helper

[poolifier.git] / tests / worker / abstract-worker.test.js

diff --git a/tests/worker/abstract-worker.test.js b/tests/worker/abstract-worker.test.js
index b62ba9425e1289fb8afc6361edc32f2be2ca9531..260e5b882310814b37a3cbd25c985939406a897a 100644 (file)
--- a/tests/worker/abstract-worker.test.js
+++ b/tests/worker/abstract-worker.test.js
@@ -27,28 +27,84 @@ describe('Abstract worker test suite', () => {
     expect(worker.opts.async).toBe(true)
   })
 
-  it('Verify that fn parameter is mandatory', () => {
-    expect(() => new ClusterWorker()).toThrowError('fn parameter is mandatory')
+  it('Verify that taskFunctions parameter is mandatory', () => {
+    expect(() => new ClusterWorker()).toThrowError(
+      'taskFunctions parameter is mandatory'
+    )
   })
 
-  it('Verify that fn parameter is a function', () => {
-    expect(() => new ClusterWorker({})).toThrowError(
-      new TypeError('fn parameter is not a function')
+  it('Verify that taskFunctions parameter is a function or a plain object', () => {
+    expect(() => new ClusterWorker(0)).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
     )
     expect(() => new ClusterWorker('')).toThrowError(
-      new TypeError('fn parameter is not a function')
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
+    )
+    expect(() => new ClusterWorker(true)).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
+    )
+    expect(() => new ClusterWorker([])).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
+    )
+    expect(() => new ClusterWorker(new Map())).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
+    )
+    expect(() => new ClusterWorker(new Set())).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
+    )
+    expect(() => new ClusterWorker(new WeakMap())).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
+    )
+    expect(() => new ClusterWorker(new WeakSet())).toThrowError(
+      new TypeError(
+        'taskFunctions parameter is not a function or a plain object'
+      )
     )
   })
 
-  it('Verify that async fn parameter without async option throw error', () => {
-    const fn = async () => {
-      return new Promise()
+  it('Verify that taskFunctions parameter is not an empty object', () => {
+    expect(() => new ClusterWorker({})).toThrowError(
+      new Error('taskFunctions parameter object is empty')
+    )
+  })
+
+  it('Verify that taskFunctions parameter with multiple task functions contains function', () => {
+    const fn1 = () => {
+      return 1
     }
-    expect(() => new ClusterWorker(fn)).toThrowError(
-      'fn parameter is an async function, please set the async option to true'
+    const fn2 = ''
+    expect(() => new ThreadWorker({ fn1, fn2 })).toThrowError(
+      new TypeError('A taskFunctions parameter object value is not a function')
     )
   })
 
+  it('Verify that taskFunctions parameter with multiple task functions is taken', () => {
+    const fn1 = () => {
+      return 1
+    }
+    const fn2 = () => {
+      return 2
+    }
+    const worker = new ClusterWorker({ fn1, fn2 })
+    expect(typeof worker.taskFunctions.get('default') === 'function').toBe(true)
+    expect(typeof worker.taskFunctions.get('fn1') === 'function').toBe(true)
+    expect(typeof worker.taskFunctions.get('fn2') === 'function').toBe(true)
+  })
+
   it('Verify that handleError() method is working properly', () => {
     const error = new Error('My error')
     const worker = new ThreadWorker(() => {})