优化

lastleg-service/src/test/java/com/baiyue/lastleg/service/LastlegOrderServiceTest.java

@@ -1,6 +1,7 @@
 package com.baiyue.lastleg.service;
 
 import com.baiyue.lastleg.dto.LastlegOrderRequests;
+import com.baiyue.lastleg.dto.PendingContainerSummary;
 import com.baiyue.lastleg.entity.LastlegOrder;
 import com.baiyue.lastleg.entity.LastlegOrderDetail;
 import com.baiyue.lastleg.entity.LastlegOrderStatusHistory;
@@ -19,6 +20,8 @@ import org.springframework.web.server.ResponseStatusException;
 import org.springframework.test.util.ReflectionTestUtils;
 
 import java.util.List;
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertThrows;
@@ -133,6 +136,33 @@ class LastlegOrderServiceTest {
         assertEquals(25, page.getValue().getSize());
     }
 
+    @Test
+    void pendingContainerPageUsesServerSideAggregatePagination() {
+        var query = new LastlegOrderRequests.PendingContainerQuery(2, 10, "CONT-", null, null);
+        var row = new PendingContainerSummary("BOOKING-1", "CONT-1", 15, 15, 3,
+            150, 0, new BigDecimal("12.5000"), true, null);
+        when(orders.countPendingContainers(query)).thenReturn(11L);
+        when(orders.pagePendingContainers(query, 10, 10)).thenReturn(List.of(row));
+
+        var result = service.pendingContainerPage(query);
+
+        assertEquals(2, result.page());
+        assertEquals(10, result.size());
+        assertEquals(11, result.total());
+        assertEquals(2, result.pages());
+        assertEquals(List.of(row), result.records());
+    }
+
+    @Test
+    void pendingContainerPageRejectsReversedDateRangeBeforeQuerying() {
+        var query = new LastlegOrderRequests.PendingContainerQuery(1, 20, null,
+            LocalDateTime.of(2026, 8, 20, 0, 0), LocalDateTime.of(2026, 8, 19, 0, 0));
+
+        assertThrows(ResponseStatusException.class, () -> service.pendingContainerPage(query));
+
+        verify(orders, never()).countPendingContainers(any());
+    }
+
     private static LastlegOrder order(long id, String customerId, String status, String inboundOrderNo) {
         LastlegOrder order = new LastlegOrder();
         order.setId(id);