diff --git a/yudao-framework/yudao-spring-boot-starter-biz-pay/src/test/java/cn/iocoder/yudao/framework/pay/core/client/impl/alipay/AlipayPcPayClientTest.java b/yudao-framework/yudao-spring-boot-starter-biz-pay/src/test/java/cn/iocoder/yudao/framework/pay/core/client/impl/alipay/AlipayPcPayClientTest.java
new file mode 100644
index 000000000..3d6b6f46e
--- /dev/null
+++ b/yudao-framework/yudao-spring-boot-starter-biz-pay/src/test/java/cn/iocoder/yudao/framework/pay/core/client/impl/alipay/AlipayPcPayClientTest.java
@@ -0,0 +1,114 @@
+package cn.iocoder.yudao.framework.pay.core.client.impl.alipay;
+
+import cn.hutool.http.Method;
+import cn.iocoder.yudao.framework.pay.core.client.dto.order.PayOrderRespDTO;
+import cn.iocoder.yudao.framework.pay.core.client.dto.order.PayOrderUnifiedReqDTO;
+import cn.iocoder.yudao.framework.pay.core.enums.order.PayOrderDisplayModeEnum;
+import com.alipay.api.AlipayApiException;
+import com.alipay.api.request.AlipayTradePagePayRequest;
+import com.alipay.api.response.AlipayTradePagePayResponse;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentMatcher;
+import org.mockito.InjectMocks;
+
+import static cn.iocoder.yudao.framework.pay.core.enums.order.PayOrderStatusRespEnum.CLOSED;
+import static cn.iocoder.yudao.framework.pay.core.enums.order.PayOrderStatusRespEnum.WAITING;
+import static cn.iocoder.yudao.framework.test.core.util.RandomUtils.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.mockito.ArgumentMatchers.argThat;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.when;
+
+/**
+ * @author jason
+ */
+public class AlipayPcPayClientTest extends AbstractAlipayClientTest {
+
+    @InjectMocks
+    private AlipayPcPayClient client = new AlipayPcPayClient(randomLongId(), config);
+
+    @Override
+    @BeforeEach
+    public void setUp() {
+        setClient(client);
+    }
+
+    @Test
+    @DisplayName("支付宝 PC 网站支付 URL Display Mode 下单成功")
+    public void test_unified_order_url_display_mode_success() throws AlipayApiException {
+        // 准备返回对象
+        String notifyUrl = randomURL();
+        Integer price = randomInteger();
+        AlipayTradePagePayResponse response = randomPojo(AlipayTradePagePayResponse.class, o -> {
+            o.setSubCode("");
+        });
+        // mock
+        when(defaultAlipayClient.pageExecute(argThat((ArgumentMatcher<AlipayTradePagePayRequest>) request -> true),
+                eq(Method.GET.name()))).thenReturn(response);
+        // 准备请求参数
+        String outTradeNo = randomString();
+        PayOrderUnifiedReqDTO reqDTO = buildOrderUnifiedReqDTO(notifyUrl, outTradeNo, price);
+        // 设置  displayMode 为 null.
+        reqDTO.setDisplayMode(null);
+
+        PayOrderRespDTO resp = client.unifiedOrder(reqDTO);
+        // 断言
+        assertEquals(WAITING.getStatus(), resp.getStatus());
+        assertEquals(PayOrderDisplayModeEnum.URL.getMode(), resp.getDisplayMode());
+        assertEquals(outTradeNo, resp.getOutTradeNo());
+        assertSame(response, resp.getRawData());
+    }
+
+    @Test
+    @DisplayName("支付宝 PC 网站支付 FORM Display Mode 下单成功")
+    public void test_unified_order_form_display_mode_success() throws AlipayApiException {
+        // 准备返回对象
+        String notifyUrl = randomURL();
+        Integer price = randomInteger();
+        AlipayTradePagePayResponse response = randomPojo(AlipayTradePagePayResponse.class, o -> {
+            o.setSubCode("");
+        });
+        // mock
+        when(defaultAlipayClient.pageExecute(argThat((ArgumentMatcher<AlipayTradePagePayRequest>) request -> true),
+                eq(Method.POST.name()))).thenReturn(response);
+        // 准备请求参数
+        String outTradeNo = randomString();
+        PayOrderUnifiedReqDTO reqDTO = buildOrderUnifiedReqDTO(notifyUrl, outTradeNo, price);
+        reqDTO.setDisplayMode(PayOrderDisplayModeEnum.FORM.getMode());
+
+        PayOrderRespDTO resp = client.unifiedOrder(reqDTO);
+        // 断言
+        assertEquals(WAITING.getStatus(), resp.getStatus());
+        assertEquals(PayOrderDisplayModeEnum.FORM.getMode(), resp.getDisplayMode());
+        assertEquals(outTradeNo, resp.getOutTradeNo());
+        assertSame(response, resp.getRawData());
+    }
+
+    @Test
+    @DisplayName("支付宝 PC 网站支付,渠道返回失败")
+    public void test_unified_order_channel_failed() throws AlipayApiException {
+        // 准备响应对象
+        String subCode = randomString();
+        String subMsg = randomString();
+        AlipayTradePagePayResponse response = randomPojo(AlipayTradePagePayResponse.class, o -> {
+            o.setSubCode(subCode);
+            o.setSubMsg(subMsg);
+        });
+        // mock
+        when(defaultAlipayClient.pageExecute(argThat((ArgumentMatcher<AlipayTradePagePayRequest>) request -> true),
+                eq(Method.GET.name()))).thenReturn(response);
+        // 准备请求参数
+        PayOrderUnifiedReqDTO reqDTO = buildOrderUnifiedReqDTO(randomURL(), randomString(), randomInteger());
+        reqDTO.setDisplayMode(PayOrderDisplayModeEnum.URL.getMode());
+
+        PayOrderRespDTO resp = client.unifiedOrder(reqDTO);
+        // 断言
+        assertEquals(CLOSED.getStatus(), resp.getStatus());
+        assertEquals(subCode, resp.getChannelErrorCode());
+        assertEquals(subMsg, resp.getChannelErrorMsg());
+        assertSame(response, resp.getRawData());
+    }
+}