RecursiveLtrArrayComparator improvement and test

src/Comparator/RecursiveLtrArrayComparator.php

@@ -47,7 +47,10 @@ class RecursiveLtrArrayComparator extends RecursiveArrayComparator
         }
 
         foreach ($needle as $key => $value) {
-            if (is_array($value) && !self::recursiveCompareArrays($value, $haystack[$key])) {
+            if (
+                is_array($value) &&
+                (!is_array($haystack[$key]) || !self::recursiveCompareArrays($value, $haystack[$key]))
+            ) {
                 return false;
             }
 

tests/src/Comparator/RecursiveArrayLtrComparatorTest.php

@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * PHP version 7.3
+ *
+ * @category RecursiveArrayLtrComparatorTest
+ * @package  Pock\Tests\Comparator
+ */
+
+namespace Pock\Tests\Comparator;
+
+use PHPUnit\Framework\TestCase;
+use Pock\Comparator\ComparatorLocator;
+use Pock\Comparator\RecursiveLtrArrayComparator;
+
+/**
+ * Class RecursiveArrayLtrComparatorTest
+ *
+ * @category RecursiveArrayLtrComparatorTest
+ * @package  Pock\Tests\Comparator
+ */
+class RecursiveArrayLtrComparatorTest extends TestCase
+{
+    public function testMatches(): void
+    {
+        $needle = [
+            'filter' => [
+                'createdAtFrom' => '2020-01-01 00:00:00',
+                'createdAtTo' => '2021-08-01 00:00:00',
+            ]
+        ];
+        $haystack = [
+            'filter' => [
+                'createdAtFrom' => '2020-01-01 00:00:00',
+                'createdAtTo' => '2021-08-01 00:00:00',
+            ],
+            'test' => ''
+        ];
+
+        self::assertTrue(ComparatorLocator::get(RecursiveLtrArrayComparator::class)->compare($needle, $haystack));
+    }
+}