feat: 初步实现了获取单个商品的方法

tests/Unit/GoodsTest.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * GoodsTest.php@LuxPay
+ *
+ * @author 李东云 <Dongyun.Li@LuxCreo.Ai>
+ * Powered by PhpStorm
+ * Created on 2023/7/18
+ */
+
+
+use Singularity\HDK\Core\Service\HttpRequestService;
+use Singularity\HDK\Pay\Resource\Goods;
+use Singularity\HDK\Pay\Sdk\GoodsRpc;
+
+/** @var GoodsRpc $service */
+$service = \Hyperf\Support\make(
+    GoodsRpc::class,
+    [
+        'requestService' => \Hyperf\Support\make(HttpRequestService::class),
+        'baseUri' => 'http://localhost:9611'
+    ]);
+
+test('根据分类和商品名称获取到对应的 SKU', function () use ($service) {
+    $goods = $service->find(
+        1,
+        [
+            'lattice' => 'TYPE-0',
+            'precision' => 'high',
+            'mode' => 'gradient',
+        ],
+    );
+    expect($goods)->toBeInstanceOf(Goods::class);
+})->only();