Best Testcontainers-java code snippet using org.testcontainers.jdbc.mysql.JDBCDriverWithPoolTest.getHikariDataSourceWithDriverClassName
Source:JDBCDriverWithPoolTest.java
...32 public static Iterable<Supplier<DataSource>> dataSourceSuppliers() {33 return asList(34 JDBCDriverWithPoolTest::getTomcatDataSourceWithDriverClassName,35 JDBCDriverWithPoolTest::getTomcatDataSource,36 JDBCDriverWithPoolTest::getHikariDataSourceWithDriverClassName,37 JDBCDriverWithPoolTest::getHikariDataSource,38 JDBCDriverWithPoolTest::getViburDataSourceWithDriverClassName,39 JDBCDriverWithPoolTest::getViburDataSource40 );41 }42 public JDBCDriverWithPoolTest(Supplier<DataSource> dataSourceSupplier) {43 this.dataSource = dataSourceSupplier.get();44 }45 private ExecutorService executorService = Executors.newFixedThreadPool(5);46 @Test47 public void testMySQLWithConnectionPoolUsingSameContainer() throws SQLException, InterruptedException {48 // Populate the database with some data in multiple threads, so that multiple connections from the pool will be used49 for (int i = 0; i < 100; i++) {50 executorService.submit(() -> {51 try {52 new QueryRunner(dataSource).insert("INSERT INTO my_counter (n) VALUES (5)",53 (ResultSetHandler<Object>) rs -> true);54 } catch (SQLException e) {55 e.printStackTrace();56 }57 });58 }59 // Complete population of the database60 executorService.shutdown();61 executorService.awaitTermination(5, TimeUnit.MINUTES);62 // compare to expected results63 int count = new QueryRunner(dataSource).query("SELECT COUNT(1) FROM my_counter", rs -> {64 rs.next();65 return rs.getInt(1);66 });67 assertEquals("Reuse of a datasource points to the same DB container", 100, count);68 int sum = new QueryRunner(dataSource).query("SELECT SUM(n) FROM my_counter", rs -> {69 rs.next();70 return rs.getInt(1);71 });72 // 100 records * 5 = 500 expected73 assertEquals("Reuse of a datasource points to the same DB container", 500, sum);74 }75 private static DataSource getTomcatDataSourceWithDriverClassName() {76 PoolProperties poolProperties = new PoolProperties();77 poolProperties.setUrl(URL + ";TEST=TOMCAT_WITH_CLASSNAME"); // append a dummy URL element to ensure different DB per test78 poolProperties.setValidationQuery("SELECT 1");79 poolProperties.setMinIdle(3);80 poolProperties.setMaxActive(10);81 poolProperties.setDriverClassName(ContainerDatabaseDriver.class.getName());82 return new org.apache.tomcat.jdbc.pool.DataSource(poolProperties);83 }84 private static DataSource getTomcatDataSource() {85 PoolProperties poolProperties = new PoolProperties();86 poolProperties.setUrl(URL + ";TEST=TOMCAT"); // append a dummy URL element to ensure different DB per test87 poolProperties.setValidationQuery("SELECT 1");88 poolProperties.setInitialSize(3);89 poolProperties.setMaxActive(10);90 return new org.apache.tomcat.jdbc.pool.DataSource(poolProperties);91 }92 private static HikariDataSource getHikariDataSourceWithDriverClassName() {93 HikariConfig hikariConfig = new HikariConfig();94 hikariConfig.setJdbcUrl(URL + ";TEST=HIKARI_WITH_CLASSNAME"); // append a dummy URL element to ensure different DB per test95 hikariConfig.setConnectionTestQuery("SELECT 1");96 hikariConfig.setMinimumIdle(3);97 hikariConfig.setMaximumPoolSize(10);98 hikariConfig.setDriverClassName(ContainerDatabaseDriver.class.getName());99 return new HikariDataSource(hikariConfig);100 }101 private static HikariDataSource getHikariDataSource() {102 HikariConfig hikariConfig = new HikariConfig();103 hikariConfig.setJdbcUrl(URL + ";TEST=HIKARI"); // append a dummy URL element to ensure different DB per test104 hikariConfig.setConnectionTestQuery("SELECT 1");105 hikariConfig.setMinimumIdle(3);106 hikariConfig.setMaximumPoolSize(10);...
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