1996fanrui commented on code in PR #929:
URL:
https://github.com/apache/flink-kubernetes-operator/pull/929#discussion_r1909700607
##########
flink-autoscaler-plugin-jdbc/src/test/java/org/apache/flink/autoscaler/jdbc/state/AbstractJdbcStateStoreITCase.java:
##########
@@ -45,24 +45,17 @@
abstract class AbstractJdbcStateStoreITCase implements DatabaseTest {
private static final String DEFAULT_JOB_KEY = "jobKey";
- private Connection conn;
+ private DataSource dataSource;
private CountableJdbcStateInteractor jdbcStateInteractor;
private JdbcStateStore jdbcStateStore;
@BeforeEach
void beforeEach() throws Exception {
- this.conn = getConnection();
- this.jdbcStateInteractor = new CountableJdbcStateInteractor(conn);
+ this.dataSource = getDataSource();
+ this.jdbcStateInteractor = new
CountableJdbcStateInteractor(dataSource);
this.jdbcStateStore = new JdbcStateStore(jdbcStateInteractor);
}
- @AfterEach
- void afterEach() throws SQLException {
- if (conn != null) {
- conn.close();
- }
- }
Review Comment:
Why don't close dataSource here?
As I understand, each test will create a new dataSource. The old dataSource
will leak some connections if we don't close dataSource here.
##########
flink-autoscaler-plugin-jdbc/src/test/java/org/apache/flink/autoscaler/jdbc/state/AbstractJdbcStateInteractorITCase.java:
##########
@@ -42,33 +42,32 @@ void testAllOperations() throws Exception {
var value1 = "value1";
var value2 = "value2";
var value3 = "value3";
- try (var conn = getConnection()) {
- var jdbcStateInteractor = new JdbcStateInteractor(conn);
- assertThat(jdbcStateInteractor.queryData(jobKey)).isEmpty();
+ var dataSource = getDataSource();
Review Comment:
It's similar with the last comment, we didn't close the dataSource.
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