initialize method

@override void initialize(ConfigurableApplicationContext context)

Prepares context, which has its environment and bean definitions but no beans yet.

Implementation

@override
void initialize(ConfigurableApplicationContext context) {
  final environment = context.environment;
  final databases = _databases(environment);
  if (databases.isEmpty) {
    return;
  }
  if (!hasSqliteDriver) {
    final names = [
      for (final database in databases)
        database.prefix.substring(0, database.prefix.length - 1),
    ];
    throw StateError(
      'A @DataTest replaces the database of ${names.join(', ')} '
      'with an in-memory SQLite one, and the application has no SQLite '
      'driver: add the sqlite3 package to its dependencies (pubspec.yaml) '
      'and run the code generator again, or write '
      '@DataTest(replaceDatabase: false) to test on the configured '
      'database',
    );
  }
  final resolver = patternResolverOf(context);
  final properties = <String, Object?>{};
  for (final database in databases) {
    final p = database.prefix;
    properties.addAll({
      '${p}url': url,
      '${p}driver': 'sqlite3',
      '${p}pool.max-size': '1',
      '${p}pool.min-idle': '0',
      '${p}pool.idle-timeout': '0',
      '${p}pool.max-lifetime': '0',
    });
    final schemaKey = '${database.settingsPrefix}data.jdbc.schema';
    if ((environment.getProperty(schemaKey) ?? '').trim().isEmpty &&
        !_ownsSchema(environment, resolver, database.settingsPrefix)) {
      properties[schemaKey] = 'create';
    }
    _log.debug(() => 'Replaced the database of ${p}url by $url');
  }
  environment.propertySources.addFirst(
    MapPropertySource(propertySourceName, properties),
  );
}