如果我以通常的方式运行测试，一切都很好。问题是当我在 gradle 的帮助下运行测试时，它们被执行两次。我使用 grandle 来分开执行小型和中型测试。
这是gradle控制台的数据：
Executing tasks: [connectedAndroidTest]
Configuration on demand is an incubating feature.
Incremental java compilation is an incubating feature.
:app:preBuild UP-TO-DATE
:app:preProductionDebugBuild UP-TO-DATE
:app:checkProductionDebugManifest
:app:preProductionDebugAndroidTestBuild UP-TO-DATE
:app:preProductionReleaseBuild UP-TO-DATE
:app:preUiTestDebugAndroidTestBuild UP-TO-DATE
:app:preUiTestDebugBuild UP-TO-DATE
:app:preUiTestReleaseBuild UP-TO-DATE
:app:prepareComAndroidSupportAnimatedVectorDrawable2421Library UP-TO-DATE
:app:prepareComAndroidSupportAppcompatV72421Library UP-TO-DATE
:app:prepareComAndroidSupportDesign2421Library UP-TO-DATE
:app:prepareComAndroidSupportRecyclerviewV72421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportCompat2421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportCoreUi2421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportCoreUtils2421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportFragment2421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportMediaCompat2421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportV42421Library UP-TO-DATE
:app:prepareComAndroidSupportSupportVectorDrawable2421Library UP-TO-DATE
:app:preparePlDroidsonroidsGifAndroidGifDrawable123Library UP-TO-DATE
:app:prepareProductionDebugDependencies
:app:compileProductionDebugAidl UP-TO-DATE
:app:compileProductionDebugRenderscript UP-TO-DATE
:app:generateProductionDebugBuildConfig UP-TO-DATE
:app:generateProductionDebugResValues UP-TO-DATE
:app:generateProductionDebugResources UP-TO-DATE
:app:mergeProductionDebugResources UP-TO-DATE
:app:processProductionDebugManifest UP-TO-DATE
:app:processProductionDebugResources UP-TO-DATE
:app:generateProductionDebugSources …