From 6159b2e68add2dc7da4099099d79a859c1ce47d1 Mon Sep 17 00:00:00 2001
From: stoicchild <stoicchild8910@gmail.com>
Date: Sat, 29 Aug 2020 20:16:18 +0900
Subject: [PATCH 1/4] parallel feature: added automation feature

---
 lib/cli/run-helpers.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/cli/run-helpers.js b/lib/cli/run-helpers.js
index 017d914f4d..46714a1e35 100644
--- a/lib/cli/run-helpers.js
+++ b/lib/cli/run-helpers.js
@@ -195,7 +195,7 @@ const parallelRun = async (mocha, options, fileCollectParams) => {
  * @returns {Promise<Runner>}
  */
 exports.runMocha = async (mocha, options) => {
-  const {
+  let {
     watch = false,
     extension = [],
     ignore = [],
@@ -215,6 +215,14 @@ exports.runMocha = async (mocha, options) => {
     spec
   };
 
+  const files = collectFiles(fileCollectParams);
+  if(files.length===1) {
+    if(options.parallel && !options.parallelForce) {
+      mocha.parallelMode(false);
+      parallel=false;
+    }
+  }
+  
   let run;
   if (watch) {
     run = parallel ? watchParallelRun : watchRun;

From 11570ed42a25e08b72736fca3acd7190b32482ae Mon Sep 17 00:00:00 2001
From: stoicchild <stoicchild8910@gmail.com>
Date: Sat, 29 Aug 2020 21:46:11 +0900
Subject: [PATCH 2/4] cli option added: force parallel in running a single file

---
 lib/cli/run-helpers.js         | 3 ++-
 lib/cli/run-option-metadata.js | 3 ++-
 lib/cli/run.js                 | 4 ++++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/cli/run-helpers.js b/lib/cli/run-helpers.js
index 46714a1e35..1291d06a34 100644
--- a/lib/cli/run-helpers.js
+++ b/lib/cli/run-helpers.js
@@ -203,7 +203,8 @@ exports.runMocha = async (mocha, options) => {
     parallel = false,
     recursive = false,
     sort = false,
-    spec = []
+    spec = [],
+    parallelForce = false
   } = options;
 
   const fileCollectParams = {
diff --git a/lib/cli/run-option-metadata.js b/lib/cli/run-option-metadata.js
index 33cd15ae08..ceb9eda621 100644
--- a/lib/cli/run-option-metadata.js
+++ b/lib/cli/run-option-metadata.js
@@ -45,7 +45,8 @@ const TYPES = (exports.types = {
     'parallel',
     'recursive',
     'sort',
-    'watch'
+    'watch',
+    'parallelForce'
   ],
   number: ['retries', 'jobs'],
   string: [
diff --git a/lib/cli/run.js b/lib/cli/run.js
index 6582a4e2c5..941637e11f 100644
--- a/lib/cli/run.js
+++ b/lib/cli/run.js
@@ -260,6 +260,10 @@ exports.builder = yargs =>
         requiresArg: true,
         coerce: list,
         default: defaults['watch-ignore']
+      },
+      parallelForce: {
+        description: 'Force Mocha to quit after tests complete',
+        group: GROUPS.RULES,
       }
     })
     .positional('spec', {

From f5c9375597089410173a3846f497e5adc4c30aa6 Mon Sep 17 00:00:00 2001
From: stoicchild <stoicchild8910@gmail.com>
Date: Sun, 30 Aug 2020 15:38:20 +0900
Subject: [PATCH 3/4] fixed lint error

---
 lib/cli/run-helpers.js | 7 +++----
 lib/cli/run.js         | 2 +-
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/lib/cli/run-helpers.js b/lib/cli/run-helpers.js
index 1291d06a34..6c76851b22 100644
--- a/lib/cli/run-helpers.js
+++ b/lib/cli/run-helpers.js
@@ -217,13 +217,12 @@ exports.runMocha = async (mocha, options) => {
   };
 
   const files = collectFiles(fileCollectParams);
-  if(files.length===1) {
-    if(options.parallel && !options.parallelForce) {
+  if (files.length === 1) {
+    if (parallel && !parallelForce) {
       mocha.parallelMode(false);
-      parallel=false;
+      parallel = false;
     }
   }
-  
   let run;
   if (watch) {
     run = parallel ? watchParallelRun : watchRun;
diff --git a/lib/cli/run.js b/lib/cli/run.js
index 941637e11f..49c2a2231c 100644
--- a/lib/cli/run.js
+++ b/lib/cli/run.js
@@ -263,7 +263,7 @@ exports.builder = yargs =>
       },
       parallelForce: {
         description: 'Force Mocha to quit after tests complete',
-        group: GROUPS.RULES,
+        group: GROUPS.RULES
       }
     })
     .positional('spec', {

From 0eb8e8347d493a5b5a8bf9dcc7b89b41558340e1 Mon Sep 17 00:00:00 2001
From: stoicchild <stoicchild8910@gmail.com>
Date: Sun, 30 Aug 2020 23:20:47 +0900
Subject: [PATCH 4/4] fixed variable in runMocha

---
 lib/cli/run-helpers.js | 5 +++--
 lib/mocha.js           | 1 +
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/cli/run-helpers.js b/lib/cli/run-helpers.js
index 6c76851b22..c46e0d16fe 100644
--- a/lib/cli/run-helpers.js
+++ b/lib/cli/run-helpers.js
@@ -195,17 +195,17 @@ const parallelRun = async (mocha, options, fileCollectParams) => {
  * @returns {Promise<Runner>}
  */
 exports.runMocha = async (mocha, options) => {
-  let {
+  const {
     watch = false,
     extension = [],
     ignore = [],
     file = [],
-    parallel = false,
     recursive = false,
     sort = false,
     spec = [],
     parallelForce = false
   } = options;
+  let {parallel} = options;
 
   const fileCollectParams = {
     ignore,
@@ -223,6 +223,7 @@ exports.runMocha = async (mocha, options) => {
       parallel = false;
     }
   }
+
   let run;
   if (watch) {
     run = parallel ? watchParallelRun : watchRun;
diff --git a/lib/mocha.js b/lib/mocha.js
index 350df62dbc..4bd9a874b7 100644
--- a/lib/mocha.js
+++ b/lib/mocha.js
@@ -123,6 +123,7 @@ exports.Test = require('./test');
  * @param {number|string} [options.timeout] - Timeout threshold value.
  * @param {string} [options.ui] - Interface name.
  * @param {boolean} [options.parallel] - Run jobs in parallel
+ * @param {boolean} [options.parallelForce] - Run jobs in parallel
  * @param {number} [options.jobs] - Max number of worker processes for parallel runs
  * @param {MochaRootHookObject} [options.rootHooks] - Hooks to bootstrap the root
  * suite with