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Allow hostless MySQL JDBC TC URLs #1

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Allow hostless MySQL JDBC TC URLs #1

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99428bb
Initial plan
Copilot Jan 14, 2026
9bcf698
Allow MySQL JDBC URL without hostname
Copilot Jan 14, 2026
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2 changes: 1 addition & 1 deletion modules/jdbc/src/main/java/org/testcontainers/jdbc/ConnectionUrl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -227,7 +227,7 @@ public interface Patterns {

//Matches to part of string - hostname:port/databasename
Pattern DB_INSTANCE_MATCHING_PATTERN = Pattern.compile(
"(?<databaseHost>[^:]+)?" +
"(?<databaseHost>[^:/]+)?" +
"(:(?<databasePort>[0-9]+))?" +
"(" +
"(?<sidOrServiceName>[:/])" +
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15 changes: 15 additions & 0 deletions ...s/mysql/src/test/java/org/testcontainers/jdbc/mysql/MySQLDatabaseContainerDriverTest.java
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Expand Up @@ -41,4 +41,19 @@ void shouldRespectBothUrlPropertiesAndParameterProperties() throws SQLException
}
}
}

@Test
void shouldSupportUrlWithoutHostname() throws SQLException {
ContainerDatabaseDriver driver = new ContainerDatabaseDriver();
String url = "jdbc:tc:mysql:8.0.36:///databasename";

try (Connection connection = driver.connect(url, new Properties())) {
try (Statement statement = connection.createStatement()) {
try (ResultSet resultSet = statement.executeQuery("SELECT DATABASE()")) {
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getString(1)).isEqualTo("databasename");
}
}
}
}
}