From 964df70c8e02cc358222a8de20f5a5af89bd03b8 Mon Sep 17 00:00:00 2001
From: Ilya Goncharov <ilya.goncharov@jetbrains.com>
Date: Mon, 18 Oct 2021 15:34:47 +0300
Subject: [PATCH] Add test on failOnFailingTestSuite

---
 .../fixtures/require-undefined.fixture.js     | 11 ++++++++++
 .../options/failOnFailingTestSuite.spec.js    | 22 +++++++++++++++++++
 test/unit/mocha.spec.js                       | 22 +++++++++++++++++++
 3 files changed, 55 insertions(+)
 create mode 100644 test/integration/fixtures/require-undefined.fixture.js
 create mode 100644 test/integration/options/failOnFailingTestSuite.spec.js

diff --git a/test/integration/fixtures/require-undefined.fixture.js b/test/integration/fixtures/require-undefined.fixture.js
new file mode 100644
index 0000000000..3afbeab5ba
--- /dev/null
+++ b/test/integration/fixtures/require-undefined.fixture.js
@@ -0,0 +1,11 @@
+// this generic fixture does nothing special and will be used if no fixture is supplied
+
+'use strict';
+
+var assert = require('assert');
+
+describe('a suite', function() {
+  it('should succeed', function() {
+    assert(false);
+  });
+});
diff --git a/test/integration/options/failOnFailingTestSuite.spec.js b/test/integration/options/failOnFailingTestSuite.spec.js
new file mode 100644
index 0000000000..7834ef693b
--- /dev/null
+++ b/test/integration/options/failOnFailingTestSuite.spec.js
@@ -0,0 +1,22 @@
+'use strict';
+
+var helpers = require('../helpers');
+var runMochaJSON = helpers.runMochaJSON;
+
+describe('--fail-on-failing-test-suite', function() {
+  var args = ['--fail-on-failing-test-suite=false'];
+
+  it('should success', function(done) {
+    var fixture = 'require-undefined.fixture.js';
+    runMochaJSON(fixture, args, function(err, res) {
+      if (err) {
+        return done(err);
+      }
+
+      expect(res, 'to have passed test count', 0)
+        .and('to have test count', 1)
+        .and('to have exit code', 0);
+      done();
+    });
+  });
+});
diff --git a/test/unit/mocha.spec.js b/test/unit/mocha.spec.js
index f966e0c3e7..9a768d62d3 100644
--- a/test/unit/mocha.spec.js
+++ b/test/unit/mocha.spec.js
@@ -376,6 +376,28 @@ describe('Mocha', function () {
       });
     });
 
+    describe('failOnFailingTestSuite()', function() {
+      it('should set the failOnFailingTestSuite option to true', function() {
+        mocha.failOnFailingTestSuite();
+        expect(
+          mocha.options,
+          'to have property',
+          'failOnFailingTestSuite',
+          true
+        );
+      });
+
+      it('should set the failOnFailingTestSuite option to false', function() {
+        mocha.failOnFailingTestSuite(false);
+        expect(
+          mocha.options,
+          'to have property',
+          'failOnFailingTestSuite',
+          false
+        );
+      });
+    });
+
     describe('failZero()', function () {
       it('should set the failZero option to true', function () {
         mocha.failZero();