SERVER-73949 Join created executor in transaction API unit tests

(cherry picked from commit 393506ef23ee030b58c6b3486d64dafc55b84255)

1 files changed, 8 insertions, 0 deletions

diff --git a/src/mongo/db/transaction/transaction_api_test.cpp b/src/mongo/db/transaction/transaction_api_test.cpp
index 453045dbafa..b45831150ad 100644
--- a/src/mongo/db/transaction/transaction_api_test.cpp
+++ b/src/mongo/db/transaction/transaction_api_test.cpp
@@ -2328,6 +2328,10 @@ TEST_F(TxnAPITest, WaitsForBestEffortAbortOnNonTransientErrorIfNotCancelled) {
 
     // After the abort finishes, the API should not have retried.
     expectSentAbort(1 /* txnNumber */, WriteConcernOptions().toBSON());
+
+    // Wait for tasks so destructors run on the main test thread.
+    executor->shutdown();
+    executor->join();
 }
 
 TEST_F(TxnAPITest, WaitsForBestEffortAbortOnTransientError) {
@@ -2395,6 +2399,10 @@ TEST_F(TxnAPITest, WaitsForBestEffortAbortOnTransientError) {
                       boost::none /* readConcern */,
                       WriteConcernOptions().toBSON() /* writeConcern */);
     ASSERT_EQ(lastRequest.firstElementFieldNameStringData(), "commitTransaction"_sd);
+
+    // Wait for tasks so destructors run on the main test thread.
+    executor->shutdown();
+    executor->join();
 }
 
 }  // namespace