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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2022/02/10 14:56:11 UTC

[GitHub] [flink] RocMarshal commented on a change in pull request #18653: [FLINK-25825][connector-jdbc] MySqlCatalogITCase fails on azure

RocMarshal commented on a change in pull request #18653:
URL: https://github.com/apache/flink/pull/18653#discussion_r803760543



##########
File path: flink-connectors/flink-connector-jdbc/src/test/java/org/apache/flink/connector/jdbc/table/UnsignedTypeConversionITCase.java
##########
@@ -94,70 +103,76 @@
                     .withDatabaseName(DEFAULT_DB_NAME)
                     .withLogConsumer(new Slf4jLogConsumer(LOGGER));
 
-    private Connection connection;
     private StreamTableEnvironment tEnv;
 
     @Test
     public void testUnsignedType() throws Exception {
         prepare();
 
         // write data to db
-        tEnv.executeSql(String.format("insert into jdbc_sink select %s from data", COLUMNS))
+        tEnv.executeSql(
+                        String.format(
+                                "insert into jdbc_sink select %s from data",
+                                String.join(",", COLUMNS)))
                 .await();
 
         // read data from db using jdbc connection and compare
-        PreparedStatement query =
-                connection.prepareStatement(
-                        String.format("select %s from %s", COLUMNS, TABLE_NAME));
-        ResultSet resultSet = query.executeQuery();
-        while (resultSet.next()) {
-            Assertions.assertThat(resultSet.getObject("tiny_c")).isEqualTo(127);
-            Assertions.assertThat(resultSet.getObject("tiny_un_c")).isEqualTo(255);
-            Assertions.assertThat(resultSet.getObject("small_c")).isEqualTo(32767);
-            Assertions.assertThat(resultSet.getObject("small_un_c")).isEqualTo(65535);
-            Assertions.assertThat(resultSet.getObject("int_c")).isEqualTo(2147483647);
-            Assertions.assertThat(resultSet.getObject("int_un_c")).isEqualTo(4294967295L);
-            Assertions.assertThat(resultSet.getObject("big_c")).isEqualTo(9223372036854775807L);
-            Assertions.assertThat(resultSet.getObject("big_un_c"))
-                    .isEqualTo(new BigInteger("18446744073709551615"));
+        try (Connection con =
+                        DriverManager.getConnection(MYSQL_CONTAINER.getJdbcUrl(), USER, PASSWORD);
+                PreparedStatement ps =
+                        con.prepareStatement(
+                                String.format(
+                                        "select %s from %s",
+                                        String.join(",", COLUMNS), TABLE_NAME))) {
+            ResultSet resultSet = ps.executeQuery();
+            while (resultSet.next()) {
+                assertThat(resultSet.getObject("tiny_c")).isEqualTo(127);
+                assertThat(resultSet.getObject("tiny_un_c")).isEqualTo(255);
+                assertThat(resultSet.getObject("small_c")).isEqualTo(32767);
+                assertThat(resultSet.getObject("small_un_c")).isEqualTo(65535);
+                assertThat(resultSet.getObject("int_c")).isEqualTo(2147483647);
+                assertThat(resultSet.getObject("int_un_c")).isEqualTo(4294967295L);
+                assertThat(resultSet.getObject("big_c")).isEqualTo(9223372036854775807L);
+                assertThat(resultSet.getObject("big_un_c"))
+                        .isEqualTo(new BigInteger("18446744073709551615"));
+            }
         }
 
         // read data from db using flink and compare
         Iterator<Row> collected =
-                tEnv.executeSql(String.format("select %s from jdbc_source", COLUMNS)).collect();
+                tEnv.executeSql(
+                                String.format(
+                                        "select %s from jdbc_source", String.join(",", COLUMNS)))
+                        .collect();
         List<Row> result = CollectionUtil.iteratorToList(collected);
-        List<Row> expected = Collections.singletonList(Row.ofKind(RowKind.INSERT, ROW));
-        Assertions.assertThat(result).isEqualTo(expected);
-
-        connection.close();
+        assertThat(result).containsOnly(Row.ofKind(RowKind.INSERT, ROW));
     }
 
     private void prepare() throws Exception {
-        MYSQL_CONTAINER.start();
-
-        connection = DriverManager.getConnection(MYSQL_CONTAINER.getJdbcUrl(), USER, PASSWORD);
         tEnv = StreamTableEnvironment.create(StreamExecutionEnvironment.getExecutionEnvironment());

Review comment:
       @slinkydeveloper Done.




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