From 4f64d658127c2d55752d9491b59dd8eba39db7e1 Mon Sep 17 00:00:00 2001
From: Nicolas Morel <nicolas@morel.io>
Date: Thu, 22 Jul 2021 19:34:41 +0200
Subject: [PATCH] Fix issue with only required items. Fixes #2620.

---
 lib/types/array.js  |  2 +-
 test/types/array.js | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/lib/types/array.js b/lib/types/array.js
index e99f94256..7682e8293 100755
--- a/lib/types/array.js
+++ b/lib/types/array.js
@@ -319,7 +319,7 @@ module.exports = Any.extend({
                         continue;
                     }
 
-                    if (schema.$_terms._inclusions.length &&
+                    if ((schema.$_terms._inclusions.length || schema.$_terms._requireds.length) &&
                         !isValid) {
 
                         if (stripUnknown) {
diff --git a/test/types/array.js b/test/types/array.js
index 7c7c48eee..d09534beb 100755
--- a/test/types/array.js
+++ b/test/types/array.js
@@ -469,6 +469,19 @@ describe('array', () => {
             ]);
         });
 
+        it('validates that values are validated when all items are required', () => {
+
+            const schema = Joi.array().items(Joi.string().valid('one').required(), Joi.string().valid('two').required());
+            Helper.validate(schema, [
+                [['one', 'one', 'two', 'two', 'three'], false, {
+                    message: '"[4]" does not match any of the allowed types',
+                    path: [4],
+                    type: 'array.includes',
+                    context: { pos: 4, value: 'three', label: '[4]', key: 4 }
+                }]
+            ]);
+        });
+
         it('validates that a required value exists with abortEarly = false', () => {
 
             const schema = Joi.array()