@IsTest
public class AutomationHandlerTest {

    @IsTest
    static void testGetMetaData_Success() {

        Test.startTest();
        String result = AutomationHandler.getMetaData();
        Test.stopTest();

        System.assertNotEquals(null, result, 'Result should not be null');

        // Deserialize result to verify JSON structure
        List<HIC_FilesME__Automation_Code__mdt> records =
            (List<HIC_FilesME__Automation_Code__mdt>)
            JSON.deserialize(result, List<HIC_FilesME__Automation_Code__mdt>.class);

        System.assert(records != null, 'Records list should not be null');
    }

}