1 /* 2 * Copyright (c) 2012-2023, jcabi.com 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 1) Redistributions of source code must retain the above 8 * copyright notice, this list of conditions and the following 9 * disclaimer. 2) Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 3) Neither the name of the jcabi.com nor 13 * the names of its contributors may be used to endorse or promote 14 * products derived from this software without specific prior written 15 * permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT 19 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 28 * OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 package com.jcabi.jdbc; 31 32 import java.util.Collection; 33 import javax.sql.DataSource; 34 import org.hamcrest.MatcherAssert; 35 import org.hamcrest.Matchers; 36 import org.junit.jupiter.api.Test; 37 38 /** 39 * Test case for {@link ColumnOutcome}. 40 * 41 * @since 0.13 42 */ 43 final class ColumnOutcomeTest { 44 45 /** 46 * ColumnOutcome can return the first column. 47 * @throws Exception If there is some problem inside 48 */ 49 @Test 50 void retrievesFirstColumn() throws Exception { 51 final DataSource source = new H2Source("i8o98"); 52 new JdbcSession(source) 53 .autocommit(false) 54 .sql("CREATE TABLE foo (name VARCHAR(50))") 55 .execute() 56 .sql("INSERT INTO foo (name) VALUES (?)") 57 .set("Jeff Lebowski") 58 .execute() 59 .set("Walter Sobchak") 60 .execute() 61 .commit(); 62 final Collection<String> names = new JdbcSession(source) 63 .sql("SELECT name FROM foo") 64 .select(new ColumnOutcome<>(String.class)); 65 MatcherAssert.assertThat( 66 names, Matchers.hasSize(2) 67 ); 68 } 69 70 }