refactor: factor out inputs type check

[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 c75227cc0bd8fcb8f0de0fe3f4b1b025e513245a..3c0beda3a44c14c89b6010f0cbbf6ea9b67b0088 100644 (file)
--- a/tests/worker/abstract-worker.test.js
+++ b/tests/worker/abstract-worker.test.js
@@ -5,16 +5,10 @@ describe('Abstract worker test suite', () => {
   class StubPoolWithIsMainWorker extends ThreadWorker {
     constructor (fn, opts) {
       super(fn, opts)
-      this.mainWorker = false
+      this.mainWorker = undefined
     }
   }
 
-  it('Verify that fn function is mandatory', () => {
-    expect(() => new ClusterWorker()).toThrowError(
-      new Error('fn parameter is mandatory')
-    )
-  })
-
   it('Verify worker options default values', () => {
     const worker = new ThreadWorker(() => {})
     expect(worker.opts.maxInactiveTime).toStrictEqual(60000)
@@ -33,15 +27,67 @@ describe('Abstract worker test suite', () => {
     expect(worker.opts.async).toBe(true)
   })
 
-  it('Verify that handleError function is working properly', () => {
+  it('Verify that taskFunctions parameter is mandatory', () => {
+    expect(() => new ClusterWorker()).toThrowError(
+      'taskFunctions parameter is mandatory'
+    )
+  })
+
+  it('Verify that taskFunctions parameter is a function or an object', () => {
+    expect(() => new ClusterWorker(0)).toThrowError(
+      new TypeError('taskFunctions parameter is not a function or an object')
+    )
+    expect(() => new ClusterWorker('')).toThrowError(
+      new TypeError('taskFunctions parameter is not a function or an object')
+    )
+    expect(() => new ClusterWorker(true)).toThrowError(
+      new TypeError('taskFunctions parameter is not a function or an object')
+    )
+  })
+
+  it('Verify that taskFunctions parameter is not an empty object literal', () => {
+    expect(() => new ClusterWorker([])).toThrowError(
+      new TypeError('taskFunctions parameter is not an object literal')
+    )
+    expect(() => new ClusterWorker(new Map())).toThrowError(
+      new TypeError('taskFunctions parameter is not an object literal')
+    )
+    expect(() => new ClusterWorker(new Set())).toThrowError(
+      new TypeError('taskFunctions parameter is not an object literal')
+    )
+    expect(() => new ClusterWorker(new WeakMap())).toThrowError(
+      new TypeError('taskFunctions parameter is not an object literal')
+    )
+    expect(() => new ClusterWorker(new WeakSet())).toThrowError(
+      new TypeError('taskFunctions parameter is not an object literal')
+    )
+    expect(() => new ClusterWorker({})).toThrowError(
+      new Error('taskFunctions parameter object is empty')
+    )
+  })
+
+  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(() => {})
-    expect(worker.handleError(error)).toBe(error)
+    expect(worker.handleError(error)).toStrictEqual(error)
   })
 
-  it('Verify that get main worker throw error if main worker is not set', () => {
+  it('Verify that getMainWorker() throw error if main worker is not set', () => {
     expect(() =>
       new StubPoolWithIsMainWorker(() => {}).getMainWorker()
-    ).toThrowError(new Error('Main worker was not set'))
+    ).toThrowError('Main worker was not set')
   })
 })