add tests for client and url class

Tests/UrlTest.php

@@ -0,0 +1,63 @@
+<?php
+
+/**
+ * This Software is the property of Data Development and is protected
+ * by copyright law - it is NOT Freeware.
+ * Any unauthorized use of this software without a valid license
+ * is a violation of the license agreement and will be prosecuted by
+ * civil and criminal law.
+ * http://www.shopmodule.com
+ *
+ * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
+ * @author        D3 Data Development - Daniel Seifert <support@shopmodule.com>
+ * @link          http://www.oxidmodule.com
+ */
+
+declare( strict_types = 1 );
+
+namespace D3\LinkmobilityClient\Tests;
+
+use D3\LinkmobilityClient\Url;
+use ReflectionException;
+
+class UrlTest extends ApiTestCase
+{
+    /** @var Url */
+    public Url $url;
+
+    /**
+     * @return void
+     */
+    public function setUp():void
+    {
+        parent::setUp();
+
+        $this->url = new Url();
+    }
+
+    public function tearDown(): void
+    {
+        parent::tearDown();
+
+        unset($this->url);
+    }
+
+    /**
+     * @test
+     * @return void
+     * @throws ReflectionException
+     */
+    public function testGetBaseUri()
+    {
+        $fixture = "fixtureUri";
+        $this->setValue($this->url, 'baseUri', $fixture);
+
+        $this->assertSame(
+            $fixture,
+            $this->callMethod(
+                $this->url,
+                'getBaseUri'
+            )
+        );
+    }
+}