From d7e4ae93147f6358c6284e3499483ec697bbec1f Mon Sep 17 00:00:00 2001
From: yansongda <me@yansongda.cn>
Date: Wed, 21 Jul 2021 22:23:36 +0800
Subject: [PATCH] update

---
 src/Functions.php      |  4 ++--
 tests/FunctionTest.php | 16 +++++++++++++++-
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/src/Functions.php b/src/Functions.php
index 3fac10e..dc25e9e 100644
--- a/src/Functions.php
+++ b/src/Functions.php
@@ -83,7 +83,7 @@ if (!function_exists('verify_alipay_sign')) {
     {
         $public = get_alipay_config($params)->get('alipay_public_cert_path');
 
-        if (is_null($public)) {
+        if (empty($public)) {
             throw new InvalidConfigException(InvalidConfigException::ALIPAY_CONFIG_ERROR, 'Missing Alipay Config -- [alipay_public_cert_path]');
         }
 
@@ -175,7 +175,7 @@ if (!function_exists('get_wechat_sign')) {
     {
         $privateKey = get_wechat_config($params)->get('mch_secret_cert');
 
-        if (is_null($privateKey)) {
+        if (empty($privateKey)) {
             throw new InvalidConfigException(InvalidConfigException::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_secret_cert]');
         }
 
diff --git a/tests/FunctionTest.php b/tests/FunctionTest.php
index c1b534f..cf0cc83 100644
--- a/tests/FunctionTest.php
+++ b/tests/FunctionTest.php
@@ -91,7 +91,7 @@ class FunctionTest extends TestCase
         $config1 = [
             'alipay' => [
                 'default' => [
-                    // 'alipay_public_cert_path' => __DIR__.'/Cert/alipayCertPublicKey_RSA2.crt'
+                    'alipay_public_cert_path' => ''
                 ],
             ]
         ];
@@ -174,6 +174,20 @@ class FunctionTest extends TestCase
             'KzIgMgiop3nQJNdBVR2Xah/JUwVBLDFFajyXPiSN8b8YAYEA4FuWfaCgFJ52+WFed+PhOYWx/ZPih4RaEuuSdYB8eZwYUx7RZGMQZk0bKCctAjjPuf4pJN+f/WsXKjPIy3diqF5x7gyxwSCaKWP4/KjsHNqgQpiC8q1uC5xmElzuhzSwj88LIoLtkAuSmtUVvdAt0Nz41ECHZgHWSGR32TfBo902r8afdaVKkFde8IoqcEJJcp6sMxdDO5l9R5KEWxrJ1SjsXVrb0IPH8Nj7e6hfhq7pucxojPpzsC+ZWAYvufZkAQx3kTiFmY87T+QhkP9FesOfWvkIRL4E6MP6ug==',
             get_wechat_sign($params, $contents)
         );
+
+        // test config error
+        $config1 = [
+            'wechat' => [
+                'default' => [
+                    'mch_secret_cert' => ''
+                ],
+            ]
+        ];
+        Pay::config(array_merge($config1, ['_force' => true]));
+
+        self::expectException(InvalidConfigException::class);
+        self::expectExceptionCode(InvalidConfigException::WECHAT_CONFIG_ERROR);
+        get_wechat_sign([], '', '');
     }
 
     public function testVerifyWechatSign()