package design.persistence;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;

import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;

/** Unit Tests for the CSV Master Database Singleton class.
 * @author Willem Dalton
 **/
@Tag("Model-tier")
public class CSVMasterDatabaseTest {
    
    @Test 
    void testInstance()
    {
        CSVMasterDatabase instance = CSVMasterDatabase.instance();
        assertNotNull(instance);
        CSVMasterDatabase instance2 = CSVMasterDatabase.instance();
        assertNotNull(instance2);
    }

    @Test
    void testGetCourses()
    {
        CSVMasterDatabase instance = CSVMasterDatabase.instance();
        String expectedResult = "Mountain View Links (Mobile, AL) | Holes: 18 | Total Par: 70 | Difficulty: 73.0";
        assertEquals(1000, instance.getCourses().length);
        assertNotNull(instance.getCourseList());
        assertEquals(expectedResult, instance.getCourse(0).toString());
    }
}