From 1255a42cfed9ce419962c6cf29181a66c7e22bb8 Mon Sep 17 00:00:00 2001
From: ArthurHoaro <arthur@hoa.ro>
Date: Sat, 7 Jan 2017 14:28:58 +0100
Subject: Improve autoLocale() detection

  - Creates arrays_combination function to cover all cases
  - add the underscore separator in the regex
  - add `utf8` encoding in addition to `UTF-8`
---
 tests/UtilsTest.php | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'tests/UtilsTest.php')

diff --git a/tests/UtilsTest.php b/tests/UtilsTest.php
index c885f552..b8f608b9 100644
--- a/tests/UtilsTest.php
+++ b/tests/UtilsTest.php
@@ -282,4 +282,24 @@ class UtilsTest extends PHPUnit_Framework_TestCase
         $this->assertEquals('', normalize_spaces(''));
         $this->assertEquals(null, normalize_spaces(null));
     }
+
+    /**
+     * Test arrays_combine
+     */
+    public function testArraysCombination()
+    {
+        $arr = [['ab', 'cd'], ['ef', 'gh'], ['ij', 'kl'], ['m']];
+        $expected = [
+            'abefijm',
+            'cdefijm',
+            'abghijm',
+            'cdghijm',
+            'abefklm',
+            'cdefklm',
+            'abghklm',
+            'cdghklm',
+        ];
+        $this->assertEquals($expected, arrays_combination($arr));
+    }
+
 }
-- 
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