add test

Author: KTC-YoheiMiyashita

skeletonBatch/src/test/java/com/example/batch/BatchAppTest.java

@@ -0,0 +1,27 @@
+package com.example.batch;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+@SpringBootTest
+class BatchAppTest {
+
+    @Test
+    void contextLoads() {
+        // Confirm that the Spring application context loads without errors
+    }
+
+    @Test
+    void mainMethodTest() {
+        // Arrange
+        String[] args = {"--spring.batch.job.enabled=false"};
+
+        // Act
+        BatchApp.main(args);
+
+        // Assert
+        // No exceptions should occur
+    }
+}