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Jdbc containers with user, passwd, and db customizations
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nickbabcock committed Jul 19, 2017
1 parent 20755cf commit 0871bc2
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Showing 4 changed files with 90 additions and 6 deletions.
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@@ -0,0 +1,47 @@
package org.testcontainers.junit;

import com.zaxxer.hikari.HikariConfig;
import com.zaxxer.hikari.HikariDataSource;
import org.junit.Rule;
import org.junit.Test;
import org.testcontainers.containers.MySQLContainer;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import static org.rnorth.visibleassertions.VisibleAssertions.assertEquals;

public class CustomizableMysqlTest {
private static final String DB_NAME = "foo";
private static final String USER = "bar";
private static final String PWD = "baz";

// Add MYSQL_ROOT_HOST environment so that we can root login from anywhere for testing purposes
@Rule
public MySQLContainer mysql = (MySQLContainer) new MySQLContainer("mysql:latest")
.withDatabaseName(DB_NAME)
.withUsername(USER)
.withPassword(PWD)
.withEnv("MYSQL_ROOT_HOST", "%");

@Test
public void testSimple() throws SQLException {
HikariConfig hikariConfig = new HikariConfig();
hikariConfig.setJdbcUrl("jdbc:mysql://"
+ mysql.getContainerIpAddress()
+ ":" + mysql.getMappedPort(MySQLContainer.MYSQL_PORT)
+ "/" + DB_NAME);
hikariConfig.setUsername(USER);
hikariConfig.setPassword(PWD);

HikariDataSource ds = new HikariDataSource(hikariConfig);
Statement statement = ds.getConnection().createStatement();
statement.execute("SELECT 1");
ResultSet resultSet = statement.getResultSet();

assertEquals("There is a result", resultSet.next(), true);
int resultSetInt = resultSet.getInt(1);
assertEquals("A basic SELECT query succeeds", 1, resultSetInt);
}
}
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Expand Up @@ -60,6 +60,19 @@ public JdbcDatabaseContainer(String dockerImageName) {
*/
protected abstract String getTestQueryString();

public SELF withUsername(String username) {
throw new UnsupportedOperationException();
}

public SELF withPassword(String password){
throw new UnsupportedOperationException();
}

public SELF withDatabaseName(String dbName) {
throw new UnsupportedOperationException();

}

@Override
protected void waitUntilContainerStarted() {
// Repeatedly try and open a connection to the DB and execute a test query
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Expand Up @@ -8,7 +8,10 @@ public class MySQLContainer<SELF extends MySQLContainer<SELF>> extends JdbcDatab
public static final String NAME = "mysql";
public static final String IMAGE = "mysql";
private static final String MY_CNF_CONFIG_OVERRIDE_PARAM_NAME = "TC_MY_CNF";
private static final Integer MYSQL_PORT = 3306;
public static final Integer MYSQL_PORT = 3306;
private String databaseName = "test";
private String username = "test";
private String password = "test";

public MySQLContainer() {
super(IMAGE + ":latest");
Expand All @@ -28,9 +31,9 @@ protected void configure() {
optionallyMapResourceParameterAsVolume(MY_CNF_CONFIG_OVERRIDE_PARAM_NAME, "/etc/mysql/conf.d", "mysql-default-conf");

addExposedPort(3306);
addEnv("MYSQL_DATABASE", "test");
addEnv("MYSQL_USER", "test");
addEnv("MYSQL_PASSWORD", "test");
addEnv("MYSQL_DATABASE", databaseName);
addEnv("MYSQL_USER", username);
addEnv("MYSQL_PASSWORD", password);
addEnv("MYSQL_ROOT_PASSWORD", "test");
setCommand("mysqld");
setStartupAttempts(3);
Expand All @@ -48,12 +51,12 @@ public String getJdbcUrl() {

@Override
public String getUsername() {
return "test";
return username;
}

@Override
public String getPassword() {
return "test";
return password;
}

@Override
Expand All @@ -65,4 +68,22 @@ public SELF withConfigurationOverride(String s) {
parameters.put(MY_CNF_CONFIG_OVERRIDE_PARAM_NAME, s);
return self();
}

@Override
public SELF withDatabaseName(final String databaseName) {
this.databaseName = databaseName;
return self();
}

@Override
public SELF withUsername(final String username) {
this.username = username;
return self();
}

@Override
public SELF withPassword(final String password) {
this.password = password;
return self();
}
}
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Expand Up @@ -69,16 +69,19 @@ public String getTestQueryString() {
return "SELECT 1";
}

@Override
public SELF withDatabaseName(final String databaseName) {
this.databaseName = databaseName;
return self();
}

@Override
public SELF withUsername(final String username) {
this.username = username;
return self();
}

@Override
public SELF withPassword(final String password) {
this.password = password;
return self();
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