我一直在网上寻找这个问题,但我找到的解决方案都不适合我。
我有一个测试类,以及我正在尝试测试的服务。
在测试类中:
public class ElasticSearchSearchServiceImplTest{
@InjectMocks
private ElasticSearchSearchServiceImpl elasticSearchSearchService = new ElasticSearchSearchServiceImpl();
private SearchMyListCriteria searchMyListCriteria;
private SearchHitListCriteria searchHitListCriteria;
private SearchFieldLimitsCriteria searchFieldLimitsCriteria;
private SearchDetailCriteria searchDetailCriteria;
private SearchBrowseCriteria searchBrowseCriteria;
@Mock
private SearchRequestBuilder searchRequestBuilder;
@Mock
private SecurityService securityService;
@Mock(answer = Answers.RETURNS_DEEP_STUBS)
private Client client;
@Mock
private ListenableActionFuture<SearchResponse> listenableActionFuture;
@BeforeMethod
public void setup() throws InterruptedException
{
MockitoAnnotations.initMocks(this);
SearchResponse sr = new SearchResponse();
Mockito.when(client.prepareSearch(Mockito.anyString())
.setQuery(Mockito.any(QueryBuilder.class))
.addFields(Mockito.anyObject())
.setFrom(Mockito.anyInt())
.setSize(Mockito.anyInt())
).thenReturn(searchRequestBuilder);
Mockito.when(securityService.isAccountabilityEnabled()).thenReturn(false);
Mockito.when(searchRequestBuilder.execute()).thenReturn(listenableActionFuture);
Mockito.when(listenableActionFuture.actionGet()).thenReturn(sr);
searchMyListCriteria = buildSearchCriteriaBase();
searchHitListCriteria = buildSearchHitListCriteria();
searchFieldLimitsCriteria = buildSearchFieldLimitsCriteria();
searchDetailCriteria = buildSearchDetailCriteria();
searchBrowseCriteria = buildSearchBrowseCriteria();
}
@Test
public void testDoMyListSearch()
{
SearchResponse searchResponse = new SearchResponse();
Boolean execOk = false;
try {
searchResponse = elasticSearchSearchService.doMyListSearch(searchMyListCriteria);
Assert.assertNotNull(searchResponse);
execOk = true;
}catch (Exception e){
e.printStackTrace();
}
Assert.assertTrue(execOk);
}
然后,在ElasticSearchSearchServiceImpl.java中,我在测试中调用了这个方法:
@Override
public SearchResponse doMyListSearch(SearchMyListCriteria criteria) throws Exception
{
SearchTimer t = new SearchTimer();
SearchResponse resp = null;
int size = criteria.getDocIds().size();
if(!criteria.getDocIds().isEmpty())
{
String indexName = getSearchAlias(criteria);
String[] ids = criteria.getDocIds().toArray(new String[criteria.getDocIds().size()]);
IdsQueryBuilder qb = QueryBuilders.idsQuery(getESTypes(criteria));
qb.addIds(ids);
SearchDataSourceAccountabilityEnum requiredAcc = securityService.isAccountabilityEnabled() && !criteria.getPermissions().isSuperUser()
? getAccountabilityForDataSources(criteria)
: SearchDataSourceAccountabilityEnum.NONE;
List<QueryBuilder> filters = new ArrayList<>();
addSecurityToFilter(filters, criteria, requiredAcc);
QueryBuilder filter = ElasticSearchUtils.and(filters);
QueryBuilder fqb = filter == null ? qb : QueryBuilders.boolQuery().must(qb).filter(filter);
SearchRequestBuilder req = client.prepareSearch(indexName)
.setQuery(fqb)
.addFields(determineMyListFieldsToReturn(criteria))
.setFrom(0)
.setSize(size);
resp = req.execute().actionGet();
}
long searchMillis = t.getElapsedMillis();
logPerform("Query Execution time for my list search " + criteria.toString() + COLON_SPACE + searchMillis + MILLISECONDS_MARKER);
return resp;
}
问题是,当它进入ElasticSearchSearchServiceImpl#doMyListSearch行"resp = req.execute().actionGet();"时,它会抛出以下异常:
java.lang.ClassCastException: org.mockito.internal.creation.cglib.ClassImposterizer$ClassWithSuperclassToWorkAroundCglibBug$$EnhancerByMockitoWithCGLIB$$db3b9e0a cannot be cast to org.elasticsearch.action.search.SearchResponse
at com.sirsidynix.bcss.search.biz.svc.impl.ElasticSearchSearchServiceImpl.doMyListSearch(ElasticSearchSearchServiceImpl.java:228)
at com.sirsidynix.bcss.search.biz.svc.impl.ElasticSearchSearchServiceImplTest.testDoMyListSearch(ElasticSearchSearchServiceImplTest.java:116)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:80)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:714)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:901)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1231)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:127)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:111)
at org.testng.TestRunner.privateRun(TestRunner.java:767)
at org.testng.TestRunner.run(TestRunner.java:617)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:334)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:329)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:291)
at org.testng.SuiteRunner.run(SuiteRunner.java:240)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1198)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1123)
at org.testng.TestNG.run(TestNG.java:1031)
at org.testng.remote.AbstractRemoteTestNG.run(AbstractRemoteTestNG.java:132)
at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:236)
at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:81)
我已经尝试了网络上的大多数解决方案,但似乎没有什么适合我。如果您有建议,请表示感谢。
问候!
您是否尝试将测试简化为导致测试失败的最小代码段?
您认为这是泛型的问题。如果是这样,那么像下面这样简单的事情也会失败:
@Mock
private ListenableActionFuture<SearchResponse> listenableActionFuture;
@BeforeMethod
public void setup() throws InterruptedException {
MockitoAnnotations.initMocks(this);
SearchResponse sr = new SearchResponse();
Mockito.when(listenableActionFuture.actionGet()).thenReturn(sr);
}
@Test
public void testDoMyListSearch() {
SearchResponse sr = listenableActionFuture.actionGet();
}
是吗? 我的猜测不是。我认为这更有可能是由于深度存根以及深度存根返回与您在thenReturn
中返回的模拟类型相同的模拟。我想知道是否有必要使用thenReturn
,或者深度存根是否只会让它"神奇地"工作。
无论如何,我的建议是不断缩小空间以找到问题所在。此外,删除不必要的东西(如searchDetailCriteria
)将有助于人们理解代码并更快地帮助您。
(对不起,我更愿意发表评论,但没有足够的声誉)。
我认为客户端为某些方法调用返回了一个SearchRequestBuilder。所以你可能需要模拟一个SearchRequestBuilder。您能否在存根客户端之前尝试添加以下内容。
@BeforeMethod
public void setup() throws InterruptedException
{
MockitoAnnotations.initMocks(this);
SearchResponse sr = new SearchResponse();
SearchRequestBuilder requestBuilder = mock(SearchRequestBuilder.class, RETURNS_DEEP_STUBS);
when(client.prepareSearch(Matchers.any())).thenReturn(requestBuilder);
when(requestBuilder.setQuery(Matchers.any())).thenReturn(requestBuilder);
when(requestBuilder.addFields(Matchers.any())).thenReturn(requestBuilder);
when(requestBuilder.setFrom(Matchers.anyInt())).thenReturn(requestBuilder);
when(requestBuilder.setSize(Matchers.anyInt())).thenReturn(requestBuilder);
MockitoAnnotations.initMocks(this);
SearchResponse sr = new SearchResponse();
Mockito.when(client.prepareSearch(Mockito.anyString())
.setQuery(Mockito.any(QueryBuilder.class))
.addFields(Mockito.anyObject())
.setFrom(Mockito.anyInt())
.setSize(Mockito.anyInt())
).thenReturn(searchRequestBuilder);