package cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate;
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import cn.hutool.core.map.MapUtil;
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import cn.hutool.extra.spring.SpringUtil;
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import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
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import cn.iocoder.yudao.framework.test.core.ut.BaseMockitoUnitTest;
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import cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskAssignStartUserHandlerTypeEnum;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.strategy.other.BpmTaskCandidateAssignEmptyStrategy;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.strategy.user.BpmTaskCandidateUserStrategy;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmTaskCandidateStrategyEnum;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils;
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import cn.iocoder.yudao.module.bpm.service.task.BpmProcessInstanceService;
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import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
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import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO;
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import org.flowable.bpmn.model.BpmnModel;
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import org.flowable.bpmn.model.ExtensionElement;
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import org.flowable.bpmn.model.FlowElement;
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import org.flowable.bpmn.model.UserTask;
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import org.flowable.engine.delegate.DelegateExecution;
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import org.flowable.engine.runtime.ProcessInstance;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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import org.mockito.Mock;
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import org.mockito.MockedStatic;
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import org.mockito.Spy;
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import org.mockito.internal.util.collections.Sets;
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import java.util.*;
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import static cn.iocoder.yudao.framework.common.util.collection.SetUtils.asSet;
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import static cn.iocoder.yudao.framework.test.core.util.RandomUtils.randomPojo;
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import static cn.iocoder.yudao.framework.test.core.util.RandomUtils.randomString;
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import static org.flowable.bpmn.constants.BpmnXMLConstants.FLOWABLE_EXTENSIONS_NAMESPACE;
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import static org.flowable.bpmn.constants.BpmnXMLConstants.FLOWABLE_EXTENSIONS_PREFIX;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.mockito.ArgumentMatchers.eq;
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import static org.mockito.Mockito.*;
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/**
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* {@link BpmTaskCandidateInvoker} 的单元测试
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*
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* @author 芋道源码
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*/
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public class BpmTaskCandidateInvokerTest extends BaseMockitoUnitTest {
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private BpmTaskCandidateInvoker taskCandidateInvoker;
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@Mock
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private AdminUserApi adminUserApi;
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@Mock
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private BpmProcessInstanceService processInstanceService;
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@Spy
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private BpmTaskCandidateStrategy userStrategy;
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@Mock
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private BpmTaskCandidateAssignEmptyStrategy emptyStrategy;
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@Spy
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private List<BpmTaskCandidateStrategy> strategyList;
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@BeforeEach
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public void setUp() {
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userStrategy = new BpmTaskCandidateUserStrategy(); // 创建 strategy 实例
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when(emptyStrategy.getStrategy()).thenReturn(BpmTaskCandidateStrategyEnum.ASSIGN_EMPTY);
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strategyList = List.of(userStrategy, emptyStrategy); // 创建 strategyList
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taskCandidateInvoker = new BpmTaskCandidateInvoker(strategyList, adminUserApi);
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}
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/**
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* 场景：成功计算到候选人，但是移除了发起人的用户
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*/
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@Test
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public void testCalculateUsersByTask_some() {
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try (MockedStatic<SpringUtil> springUtilMockedStatic = mockStatic(SpringUtil.class)) {
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// 准备参数
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String param = "1,2";
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DelegateExecution execution = mock(DelegateExecution.class);
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// mock 方法（DelegateExecution）
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UserTask userTask = mock(UserTask.class);
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String processInstanceId = randomString();
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when(execution.getProcessInstanceId()).thenReturn(processInstanceId);
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when(execution.getCurrentFlowElement()).thenReturn(userTask);
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when(userTask.getAttributeValue(eq(BpmnModelConstants.NAMESPACE), eq(BpmnModelConstants.USER_TASK_CANDIDATE_STRATEGY)))
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.thenReturn(BpmTaskCandidateStrategyEnum.USER.getStrategy().toString());
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when(userTask.getAttributeValue(eq(BpmnModelConstants.NAMESPACE), eq(BpmnModelConstants.USER_TASK_CANDIDATE_PARAM)))
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.thenReturn(param);
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// mock 方法（adminUserApi）
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AdminUserRespDTO user1 = randomPojo(AdminUserRespDTO.class, o -> o.setId(1L)
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.setStatus(CommonStatusEnum.ENABLE.getStatus()));
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AdminUserRespDTO user2 = randomPojo(AdminUserRespDTO.class, o -> o.setId(2L)
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.setStatus(CommonStatusEnum.ENABLE.getStatus()));
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Map<Long, AdminUserRespDTO> userMap = MapUtil.builder(user1.getId(), user1)
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.put(user2.getId(), user2).build();
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when(adminUserApi.getUserMap(eq(asSet(1L, 2L)))).thenReturn(userMap);
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// mock 移除发起人的用户
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springUtilMockedStatic.when(() -> SpringUtil.getBean(BpmProcessInstanceService.class))
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.thenReturn(processInstanceService);
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ProcessInstance processInstance = mock(ProcessInstance.class);
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when(processInstanceService.getProcessInstance(eq(processInstanceId))).thenReturn(processInstance);
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when(processInstance.getStartUserId()).thenReturn("1");
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mockFlowElementExtensionElement(userTask, BpmnModelConstants.USER_TASK_ASSIGN_START_USER_HANDLER_TYPE,
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String.valueOf(BpmUserTaskAssignStartUserHandlerTypeEnum.SKIP.getType()));
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// 调用
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Set<Long> results = taskCandidateInvoker.calculateUsersByTask(execution);
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// 断言
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assertEquals(asSet(2L), results);
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}
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}
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/**
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* 场景：没有计算到候选人，但是被禁用移除，最终通过 empty 进行分配
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*/
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@Test
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public void testCalculateUsersByTask_none() {
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try (MockedStatic<SpringUtil> springUtilMockedStatic = mockStatic(SpringUtil.class)) {
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// 准备参数
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String param = "1,2";
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DelegateExecution execution = mock(DelegateExecution.class);
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// mock 方法（DelegateExecution）
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UserTask userTask = mock(UserTask.class);
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String processInstanceId = randomString();
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when(execution.getProcessInstanceId()).thenReturn(processInstanceId);
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when(execution.getCurrentFlowElement()).thenReturn(userTask);
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when(userTask.getAttributeValue(eq(BpmnModelConstants.NAMESPACE), eq(BpmnModelConstants.USER_TASK_CANDIDATE_STRATEGY)))
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.thenReturn(BpmTaskCandidateStrategyEnum.USER.getStrategy().toString());
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when(userTask.getAttributeValue(eq(BpmnModelConstants.NAMESPACE), eq(BpmnModelConstants.USER_TASK_CANDIDATE_PARAM)))
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.thenReturn(param);
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// mock 方法（adminUserApi）
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AdminUserRespDTO user1 = randomPojo(AdminUserRespDTO.class, o -> o.setId(1L)
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.setStatus(CommonStatusEnum.DISABLE.getStatus()));
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AdminUserRespDTO user2 = randomPojo(AdminUserRespDTO.class, o -> o.setId(2L)
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.setStatus(CommonStatusEnum.DISABLE.getStatus()));
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Map<Long, AdminUserRespDTO> userMap = MapUtil.builder(user1.getId(), user1)
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.put(user2.getId(), user2).build();
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when(adminUserApi.getUserMap(eq(asSet(1L, 2L)))).thenReturn(userMap);
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// mock 方法（empty）
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when(emptyStrategy.calculateUsersByTask(same(execution), same(param)))
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.thenReturn(Sets.newSet(2L));
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// mock 移除发起人的用户
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springUtilMockedStatic.when(() -> SpringUtil.getBean(BpmProcessInstanceService.class))
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.thenReturn(processInstanceService);
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ProcessInstance processInstance = mock(ProcessInstance.class);
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when(processInstanceService.getProcessInstance(eq(processInstanceId))).thenReturn(processInstance);
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when(processInstance.getStartUserId()).thenReturn("1");
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// 调用
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Set<Long> results = taskCandidateInvoker.calculateUsersByTask(execution);
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// 断言
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assertEquals(asSet(2L), results);
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}
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}
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/**
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* 场景：没有计算到候选人，但是被禁用移除，最终通过 empty 进行分配
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*/
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@Test
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public void testCalculateUsersByActivity_some() {
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try (MockedStatic<BpmnModelUtils> bpmnModelUtilsMockedStatic = mockStatic(BpmnModelUtils.class)) {
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// 准备参数
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String param = "1,2";
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BpmnModel bpmnModel = mock(BpmnModel.class);
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String activityId = randomString();
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Long startUserId = 1L;
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String processDefinitionId = randomString();
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Map<String, Object> processVariables = new HashMap<>();
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// mock 方法（DelegateExecution）
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UserTask userTask = mock(UserTask.class);
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.parseCandidateStrategy(same(userTask)))
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.thenReturn(BpmTaskCandidateStrategyEnum.USER.getStrategy());
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.parseCandidateParam(same(userTask)))
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.thenReturn(param);
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.getFlowElementById(same(bpmnModel), eq(activityId))).thenReturn(userTask);
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// mock 方法（adminUserApi）
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AdminUserRespDTO user1 = randomPojo(AdminUserRespDTO.class, o -> o.setId(1L)
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.setStatus(CommonStatusEnum.ENABLE.getStatus()));
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AdminUserRespDTO user2 = randomPojo(AdminUserRespDTO.class, o -> o.setId(2L)
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.setStatus(CommonStatusEnum.ENABLE.getStatus()));
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Map<Long, AdminUserRespDTO> userMap = MapUtil.builder(user1.getId(), user1)
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.put(user2.getId(), user2).build();
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when(adminUserApi.getUserMap(eq(asSet(1L, 2L)))).thenReturn(userMap);
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// mock 移除发起人的用户
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.parseAssignStartUserHandlerType(same(userTask)))
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.thenReturn(BpmUserTaskAssignStartUserHandlerTypeEnum.SKIP.getType());
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// 调用
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Set<Long> results = taskCandidateInvoker.calculateUsersByActivity(bpmnModel, activityId,
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startUserId, processDefinitionId, processVariables);
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// 断言
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assertEquals(asSet(2L), results);
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}
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}
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/**
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* 场景：成功计算到候选人，但是移除了发起人的用户
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*/
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@Test
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public void testCalculateUsersByActivity_none() {
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try (MockedStatic<BpmnModelUtils> bpmnModelUtilsMockedStatic = mockStatic(BpmnModelUtils.class)) {
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// 准备参数
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String param = "1,2";
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BpmnModel bpmnModel = mock(BpmnModel.class);
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String activityId = randomString();
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Long startUserId = 1L;
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String processDefinitionId = randomString();
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Map<String, Object> processVariables = new HashMap<>();
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// mock 方法（DelegateExecution）
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UserTask userTask = mock(UserTask.class);
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.parseCandidateStrategy(same(userTask)))
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.thenReturn(BpmTaskCandidateStrategyEnum.USER.getStrategy());
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.parseCandidateParam(same(userTask)))
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.thenReturn(param);
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bpmnModelUtilsMockedStatic.when(() -> BpmnModelUtils.getFlowElementById(same(bpmnModel), eq(activityId))).thenReturn(userTask);
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// mock 方法（adminUserApi）
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AdminUserRespDTO user1 = randomPojo(AdminUserRespDTO.class, o -> o.setId(1L)
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.setStatus(CommonStatusEnum.DISABLE.getStatus()));
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AdminUserRespDTO user2 = randomPojo(AdminUserRespDTO.class, o -> o.setId(2L)
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.setStatus(CommonStatusEnum.DISABLE.getStatus()));
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Map<Long, AdminUserRespDTO> userMap = MapUtil.builder(user1.getId(), user1)
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.put(user2.getId(), user2).build();
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when(adminUserApi.getUserMap(eq(asSet(1L, 2L)))).thenReturn(userMap);
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// mock 方法（empty）
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when(emptyStrategy.calculateUsersByActivity(same(bpmnModel), eq(activityId),
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eq(param), same(startUserId), same(processDefinitionId), same(processVariables)))
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.thenReturn(Sets.newSet(2L));
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// 调用
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Set<Long> results = taskCandidateInvoker.calculateUsersByActivity(bpmnModel, activityId,
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startUserId, processDefinitionId, processVariables);
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// 断言
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assertEquals(asSet(2L), results);
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}
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}
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private static void mockFlowElementExtensionElement(FlowElement element, String name, String value) {
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if (value == null) {
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return;
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}
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ExtensionElement extensionElement = new ExtensionElement();
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extensionElement.setNamespace(FLOWABLE_EXTENSIONS_NAMESPACE);
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extensionElement.setNamespacePrefix(FLOWABLE_EXTENSIONS_PREFIX);
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extensionElement.setElementText(value);
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extensionElement.setName(name);
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// mock
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Map<String, List<ExtensionElement>> extensionElements = element.getExtensionElements();
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if (extensionElements == null) {
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extensionElements = new LinkedHashMap<>();
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}
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extensionElements.put(name, Collections.singletonList(extensionElement));
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when(element.getExtensionElements()).thenReturn(extensionElements);
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}
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@Test
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public void testRemoveDisableUsers() {
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// 准备参数. 1L 可以找到；2L 是禁用的；3L 找不到
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Set<Long> assigneeUserIds = asSet(1L, 2L, 3L);
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// mock 方法
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AdminUserRespDTO user1 = randomPojo(AdminUserRespDTO.class, o -> o.setId(1L)
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.setStatus(CommonStatusEnum.ENABLE.getStatus()));
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AdminUserRespDTO user2 = randomPojo(AdminUserRespDTO.class, o -> o.setId(2L)
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.setStatus(CommonStatusEnum.DISABLE.getStatus()));
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Map<Long, AdminUserRespDTO> userMap = MapUtil.builder(user1.getId(), user1)
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.put(user2.getId(), user2).build();
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when(adminUserApi.getUserMap(eq(assigneeUserIds))).thenReturn(userMap);
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// 调用
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taskCandidateInvoker.removeDisableUsers(assigneeUserIds);
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// 断言
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assertEquals(asSet(1L), assigneeUserIds);
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}
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}
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