优化

finance/src/test/java/com/baiyue/finance/service/FinanceDocumentNumberGeneratorTest.java

@@ -1,6 +1,7 @@
 package com.baiyue.finance.service;
 
 import org.junit.jupiter.api.Test;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 import org.springframework.jdbc.core.JdbcTemplate;
 
 import java.time.Clock;
@@ -18,6 +19,18 @@ class FinanceDocumentNumberGeneratorTest {
     private static final Clock CLOCK = Clock.fixed(
         Instant.parse("2026-08-18T02:00:00Z"), ZoneId.of("Asia/Shanghai"));
 
+    @Test
+    void startsAsASpringBeanWhenTheTestClockConstructorAlsoExists() {
+        JdbcTemplate jdbc = mock(JdbcTemplate.class);
+        try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext()) {
+            context.registerBean(JdbcTemplate.class, () -> jdbc);
+            context.register(FinanceDocumentNumberGenerator.class);
+            context.refresh();
+
+            assertThat(context.getBean(FinanceDocumentNumberGenerator.class)).isNotNull();
+        }
+    }
+
     @Test
     void formatsShortDailySequenceForAllThreeDocuments() {
         JdbcTemplate jdbc = mock(JdbcTemplate.class);