//Housekeeping - add name of test class
//Note: param must be a string
addTestCase("RectangleTestCase");

class RectangleTestCase extends TestCase {
	//ivars: unit
	
	//-----------------
	//Unit Test Support
	
	getUnitName() {
		//Housekeeping - return class name of unit
		return 'Rectangle';
	}
	
	//-----------------
	//Setup

	beforeEach() {
		//Called before each test for test setup (if needed)
		//Construct a unit model for testing (we use ivar "unit")
		super.beforeEach();
		this.unit = new Rectangle(10, 5);
	}
	
	//-----------------
	//Tests
	
	testGetWidth() {
		this.assertEquals(10, this.unit.getWidth());
	}
	
	testGetHeight() {
		this.assertEquals(5, this.unit.getHeight());
	}

	testGetArea() {
		this.assertEquals(10 * 5, this.unit.getArea());
	}
	
	testGetPerimeter() {
		this.assertEquals(10 + 10 + 5 + 5, this.unit.getPerimeter());
	}
	
	testGetDiagonal() {
		this.assertFloatEquals(11.18034, this.unit.getDiagonal(), 0.0001);
	}

	testFlip() {
		const rec = this.unit;
		rec.flip();
		this.assertEquals(5, this.unit.getWidth());
		this.assertEquals(10, this.unit.getHeight());
	}
	
	testMultiply() {
		const rec = this.unit;
		rec.multiply(2);
		this.assertEquals(10 * 2, this.unit.getWidth());
		this.assertEquals(5 * 2, this.unit.getHeight());
	}
	
}