diff --git a/src/main/java/com/gxwebsoft/shop/config/OrderConfigProperties.java b/src/main/java/com/gxwebsoft/shop/config/OrderConfigProperties.java
index 9426e5f..887db88 100644
--- a/src/main/java/com/gxwebsoft/shop/config/OrderConfigProperties.java
+++ b/src/main/java/com/gxwebsoft/shop/config/OrderConfigProperties.java
@@ -38,6 +38,11 @@ public class OrderConfigProperties {
      */
     private AutoCancel autoCancel = new AutoCancel();
 
+    /**
+     * 错误信息配置
+     */
+    private ErrorMessages errorMessages = new ErrorMessages();
+
     @Data
     public static class TestAccount {
         /**
@@ -194,4 +199,37 @@ public class OrderConfigProperties {
                 .findFirst()
                 .orElse(null);
     }
+
+    @Data
+    public static class ErrorMessages {
+        /**
+         * 订单金额计算错误信息
+         */
+        private String amountCalculationError = "订单金额计算错误，请刷新重试";
+
+        /**
+         * 商品不存在错误信息
+         */
+        private String goodsNotFound = "商品不存在";
+
+        /**
+         * 商品已下架错误信息
+         */
+        private String goodsOffline = "商品已下架";
+
+        /**
+         * 库存不足错误信息
+         */
+        private String stockInsufficient = "商品库存不足";
+
+        /**
+         * 购买数量超限错误信息
+         */
+        private String quantityExceeded = "商品购买数量超过限制";
+
+        /**
+         * 商品价格异常错误信息
+         */
+        private String priceAbnormal = "商品价格异常";
+    }
 }
diff --git a/src/main/java/com/gxwebsoft/shop/service/OrderBusinessService.java b/src/main/java/com/gxwebsoft/shop/service/OrderBusinessService.java
index eb949eb..cf2fb7e 100644
--- a/src/main/java/com/gxwebsoft/shop/service/OrderBusinessService.java
+++ b/src/main/java/com/gxwebsoft/shop/service/OrderBusinessService.java
@@ -104,6 +104,18 @@ public class OrderBusinessService {
             throw new BusinessException("用户未登录");
         }
 
+        // 检查是否为测试账号
+        boolean isTestAccount = orderConfig.isTestAccount(loginUser.getPhone());
+
+        if (isTestAccount) {
+            // 测试账号：直接使用测试金额，跳过金额验证
+            BigDecimal testAmount = orderConfig.getTestAccount().getTestPayAmount();
+            request.setTotalPrice(testAmount);
+            log.info("测试账号订单，用户：{}，使用测试金额：{}", loginUser.getPhone(), testAmount);
+            return; // 测试账号跳过后续验证
+        }
+
+        // 非测试账号：正常验证流程
         // 验证商品信息并计算总金额
         BigDecimal calculatedTotal = validateAndCalculateTotal(request);