Github user snuyanzin commented on a diff in the pull request: https://github.com/apache/flink/pull/6233#discussion_r199364538 --- Diff: flink-libraries/flink-sql-client/src/test/java/org/apache/flink/table/client/cli/CliUtilsTest.java --- @@ -0,0 +1,108 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.flink.table.client.cli; + +import org.apache.flink.api.java.tuple.Tuple3; +import org.apache.flink.types.Row; + +import org.junit.Test; + +import java.io.IOException; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collection; +import java.util.HashMap; +import java.util.Map; + +import static org.junit.Assert.assertEquals; + +/** + * Tests for {@link CliUtils}. + */ +public class CliUtilsTest { + + @Test + public void testRowToString() throws IOException { + Row result = new Row(10); + result.setField(0, null); + result.setField(1, "String"); + result.setField(2, 'c'); + result.setField(3, false); + result.setField(4, 12345.67f); + result.setField(5, 12345.67d); + result.setField(6, 12345L); + result.setField(7, java.sql.Date.valueOf("2018-11-12")); + result.setField(8, new int[]{1, 2}); + result.setField(9, new Tuple3<>(1, "123", null)); --- End diff -- Is it a real case to have tuple here for SqlClient? API allows to do that but not sure about real cases.
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