errStr = err.Error()
		}
		if errStr != et.wantErr {
			t.Errorf("stmt.Execute #%d: for %v, got error %q, want error %q",
				n, et.args, errStr, et.wantErr)
		}
	}
}

func TestTxPrepare(t *testing.T) {
	db := newTestDB(t, "")
	defer closeDB(t, db)
	exec(t, db, "CREATE|t1|name=string,age=int32,dead=bool")
	tx, err := db.Begin()
	if err != nil {
		t.Fatalf("Begin = %v", err)
	}