SERVER-27301 converted OpObserver into an interface. ServiceContext should always return a valid OpObserver implementation.

(cherry picked from commit b666c293b8dee59b0bb8926afafc6eebf9c7d21c)

1 files changed, 3 insertions, 0 deletions

diff --git a/src/mongo/db/service_context_d_test_fixture.cpp b/src/mongo/db/service_context_d_test_fixture.cpp
index 74fc3872d91..268a7cee984 100644
--- a/src/mongo/db/service_context_d_test_fixture.cpp
+++ b/src/mongo/db/service_context_d_test_fixture.cpp
@@ -37,10 +37,12 @@
 #include "mongo/db/concurrency/write_conflict_exception.h"
 #include "mongo/db/curop.h"
 #include "mongo/db/db_raii.h"
+#include "mongo/db/op_observer_noop.h"
 #include "mongo/db/operation_context.h"
 #include "mongo/db/service_context.h"
 #include "mongo/db/service_context_d.h"
 #include "mongo/db/storage/storage_options.h"
+#include "mongo/stdx/memory.h"
 #include "mongo/unittest/temp_dir.h"
 #include "mongo/util/scopeguard.h"
 
@@ -58,6 +60,7 @@ void ServiceContextMongoDTest::setUp() {
         storageGlobalParams.engineSetByUser = true;
         checked_cast<ServiceContextMongoD*>(getGlobalServiceContext())->createLockFile();
         serviceContext->initializeGlobalStorageEngine();
+        serviceContext->setOpObserver(stdx::make_unique<OpObserverNoop>());
     }
 }