src/test/resources/model.json

{
  version: '1.0',
  defaultSchema: 'SALES',
  schemas: [
    {
      name: 'SALES',
      type: 'custom',
      factory: 'net.hydromatic.optiq.impl.csv.CsvSchemaFactory',
      operand: {
        directory: 'target/test-classes/sales'
      }
    }
  ]
}