fixed an issue where settings.testWorkersEnabled was true when single test file was being run

Author: beatfactor

lib/settings/settings.js

@@ -6,7 +6,7 @@ const lodashMerge = require('lodash.merge');
 const CI_Info = require('ci-info');
 const Defaults = require('./defaults.js');
 const Utils = require('../utils');
-const {isObject, isUndefined, isDefined, isNumber} = Utils;
+const {isObject, isUndefined, isDefined, isNumber, singleSourceFile} = Utils;
 
 class Settings {
 
@@ -330,7 +330,7 @@ class Settings {
       this.settings.test_workers.workers = this.argv.workers || this.settings.test_workers.workers;
     }
 
-    this.settings.testWorkersEnabled = this.testWorkersEnabled;
+    this.settings.testWorkersEnabled = this.testWorkersEnabled && !singleSourceFile(this.argv);
 
     return this;
   }

test/src/runner/cli/testCliRunnerParallel.js

@@ -83,7 +83,7 @@ describe('Test CLI Runner in Parallel', function () {
     assert.strictEqual(runner.isTestWorkersEnabled(), false);
   });
 
-  it('mobile config setup on with worker threads - disabled parallelsim ', function() {
+  it('mobile config setup on with worker threads - disabled parallelism ', function() {
     class RunnerBaseMock extends RunnerBase {
       static readTestSource(settings, argv) {
         assert.strictEqual(settings.testWorkersEnabled, true);
@@ -120,7 +120,7 @@ describe('Test CLI Runner in Parallel', function () {
     assert.strictEqual(runner.parallelMode(), false);
   });
 
-  it('mobile config setup on with multiple envs - enable parallelsim ', function() {
+  it('mobile config setup on with multiple envs - enable parallelism ', function() {
     class RunnerBaseMock extends RunnerBase {
       static readTestSource(settings, argv) {
         assert.strictEqual(settings.testWorkersEnabled, true);

test/src/runner/testRunTestsuite.js

@@ -260,4 +260,24 @@ describe('testRunTestSuite', function () {
       skip_testcases_on_fail: true
     }));
   });
+
+  it('testRunner with parallel mode and single test source', function () {
+    let testsPath = path.join(__dirname, '../../sampletests/withdescribe/failures/sampleSkipTestcases.js');
+    let globals = {
+      calls: 0,
+      retryAssertionTimeout: 0,
+      reporter(results, cb) {
+        assert.strictEqual(this.settings.testWorkersEnabled, false);
+        cb();
+      }
+    };
+
+    return runTests({
+      _source: [testsPath]
+    }, settings({
+      globals,
+      output: false,
+      test_workers: true,
+    }));
+  });
 });