diff options
Diffstat (limited to 'src/database/sql/sql_test.go')
-rw-r--r-- | src/database/sql/sql_test.go | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/database/sql/sql_test.go b/src/database/sql/sql_test.go index 5727f0d8aa..d7d4642608 100644 --- a/src/database/sql/sql_test.go +++ b/src/database/sql/sql_test.go @@ -2810,6 +2810,34 @@ func TestTxCannotCommitAfterRollback(t *testing.T) { } } +// Issue 40985 transaction statement deadlock while context cancel. +func TestTxStmtDeadlock(t *testing.T) { + db := newTestDB(t, "people") + defer closeDB(t, db) + + ctx, cancel := context.WithTimeout(context.Background(), 5*time.Millisecond) + defer cancel() + tx, err := db.BeginTx(ctx, nil) + if err != nil { + t.Fatal(err) + } + + stmt, err := tx.Prepare("SELECT|people|name,age|age=?") + if err != nil { + t.Fatal(err) + } + // Run number of stmt queries to reproduce deadlock from context cancel + for i := 0; i < 1e3; i++ { + // Encounter any close related errors (e.g.. ErrTxDone, stmt is closed) + // is expected due to context cancel. + _, err = stmt.Query(1) + if err != nil { + break + } + } + _ = tx.Rollback() +} + // Issue32530 encounters an issue where a connection may // expire right after it comes out of a used connection pool // even when a new connection is requested. |