diff --git a/tests/ncc/Utilities/ResolverTest.php b/tests/ncc/Utilities/ResolverTest.php
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+++ b/tests/ncc/Utilities/ResolverTest.php
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+<?php
+/*
+ * Copyright (c) Nosial 2022-2024, all rights reserved.
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
+ *  associated documentation files (the "Software"), to deal in the Software without restriction, including without
+ *  limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
+ *  Software, and to permit persons to whom the Software is furnished to do so, subject to the following
+ *  conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all copies or substantial portions
+ *  of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ *  INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ *  PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ *  OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ *  DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+namespace ncc\Utilities;
+
+use PHPUnit\Framework\TestCase;
+
+/**
+ * ResolverTest tests the functionalities of the Resolver class
+ */
+class ResolverTest extends TestCase
+{
+    /**
+     * Test parseArguments with string input
+     */
+    public function testParseArgumentsWithString(): void
+    {
+        $input = '--foo=bar --baz=bat';
+        $expected = [
+            'foo' => 'bar',
+            'baz' => 'bat'
+        ];
+
+        $result = Resolver::parseArguments($input);
+        $this->assertEquals($expected, $result);
+    }
+
+    /**
+     * Test parseArguments with array input
+     */
+    public function testParseArgumentsWithArray(): void
+    {
+        $input = ['--foo=bar', '--baz=bat'];
+        $expected = [
+            'foo' => 'bar',
+            'baz' => 'bat'
+        ];
+
+        $result = Resolver::parseArguments($input);
+        $this->assertEquals($expected, $result);
+    }
+}