test: add unit tests for model class

src/test/model/ApprovalStatusTest.java

@@ -0,0 +1,20 @@
+package test.model;
+
+import model.ApprovalStatus;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+public class ApprovalStatusTest {
+    
+    @Test
+    public void testEnumValues() {
+        assertEquals("待审批状态描述不匹配", "待审批", ApprovalStatus.PENDING.getDescription());
+        assertEquals("已批准状态描述不匹配", "已批准", ApprovalStatus.APPROVED.getDescription());
+        assertEquals("已驳回状态描述不匹配", "已驳回", ApprovalStatus.REJECTED.getDescription());
+    }
+    
+    @Test
+    public void testEnumCount() {
+        assertEquals("审批状态枚举值数量应为3", 3, ApprovalStatus.values().length);
+    }
+}

src/test/model/LeaveRequestTest.java

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+package test.model;
+
+import model.ApprovalStatus;
+import model.LeaveRequest;
+import model.Student;
+import model.Teacher;
+import org.junit.Test;
+import java.util.Date;
+import static org.junit.Assert.*;
+
+public class LeaveRequestTest {
+    
+    @Test
+    public void testDefaultConstructor() {
+        LeaveRequest request = new LeaveRequest();
+        
+        assertEquals("新建请假申请应为待审批状态", ApprovalStatus.PENDING, request.getStatus());
+        assertNotNull("申请时间不应为空", request.getRequestTime());
+    }
+    
+    @Test
+    public void testSettersAndGetters() {
+        LeaveRequest request = new LeaveRequest();
+        
+        // 设置测试数据
+        int id = 1;
+        Student student = new Student();
+        student.setId(1);
+        student.setName("张三");
+        
+        Teacher approver = new Teacher();
+        approver.setId(1);
+        approver.setName("李老师");
+        
+        Date startTime = new Date();
+        Date endTime = new Date(startTime.getTime() + 86400000); // 一天后
+        double duration = 24.0;
+        String location = "北京";
+        String reasonType = "事假";
+        String reasonDetail = "参加比赛";
+        String approvalComment = "同意";
+        Date approvalTime = new Date();
+        
+        // 设置属性
+        request.setId(id);
+        request.setStudent(student);
+        request.setStartTime(startTime);
+        request.setEndTime(endTime);
+        request.setDuration(duration);
+        request.setLocation(location);
+        request.setReasonType(reasonType);
+        request.setReasonDetail(reasonDetail);
+        request.setLeavingCity(true);
+        request.setStatus(ApprovalStatus.APPROVED);
+        request.setApprover(approver);
+        request.setApprovalComment(approvalComment);
+        request.setApprovalTime(approvalTime);
+        
+        // 验证
+        assertEquals("ID应匹配", id, request.getId());
+        assertEquals("学生信息应匹配", student, request.getStudent());
+        assertEquals("开始时间应匹配", startTime, request.getStartTime());
+        assertEquals("结束时间应匹配", endTime, request.getEndTime());
+        assertEquals("时长应匹配", duration, request.getDuration(), 0.01);
+        assertEquals("地点应匹配", location, request.getLocation());
+        assertEquals("请假类型应匹配", reasonType, request.getReasonType());
+        assertEquals("请假原因应匹配", reasonDetail, request.getReasonDetail());
+        assertTrue("是否离津应匹配", request.isLeavingCity());
+        assertEquals("状态应匹配", ApprovalStatus.APPROVED, request.getStatus());
+        assertEquals("审批人应匹配", approver, request.getApprover());
+        assertEquals("审批意见应匹配", approvalComment, request.getApprovalComment());
+        assertEquals("审批时间应匹配", approvalTime, request.getApprovalTime());
+    }
+}

src/test/model/TeacherTest.java

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+package test.model;
+
+import model.Teacher;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+public class TeacherTest {
+    
+    @Test
+    public void testConstructorAndGetters() {
+        String teacherId = "T001";
+        String name = "张老师";
+        String department = "计算机系";
+        String contact = "13800138000";
+        String password = "password123";
+        
+        Teacher teacher = new Teacher(teacherId, name, department, contact, password);
+        
+        assertEquals("教师工号应匹配", teacherId, teacher.getTeacherId());
+        assertEquals("教师姓名应匹配", name, teacher.getName());
+        assertEquals("所属部门应匹配", department, teacher.getDepartment());
+        assertEquals("联系方式应匹配", contact, teacher.getContact());
+        assertEquals("密码应匹配", password, teacher.getPassword());
+    }
+    
+    @Test
+    public void testSetters() {
+        Teacher teacher = new Teacher();
+        
+        int id = 1;
+        String teacherId = "T002";
+        String name = "李老师";
+        String department = "数学系";
+        String contact = "13900139000";
+        String password = "newpass123";
+        
+        teacher.setId(id);
+        teacher.setTeacherId(teacherId);
+        teacher.setName(name);
+        teacher.setDepartment(department);
+        teacher.setContact(contact);
+        teacher.setPassword(password);
+        
+        assertEquals("ID应匹配", id, teacher.getId());
+        assertEquals("教师工号应匹配", teacherId, teacher.getTeacherId());
+        assertEquals("教师姓名应匹配", name, teacher.getName());
+        assertEquals("所属部门应匹配", department, teacher.getDepartment());
+        assertEquals("联系方式应匹配", contact, teacher.getContact());
+        assertEquals("密码应匹配", password, teacher.getPassword());
+    }
+}