@Test
public void testFreezeAll() {
freezeLayer.setTopLeftPosition(0, 0);
freezeLayer.setBottomRightPosition(3, 3);
TestLayer expectedLayer = new TestLayer(4, 4,
"0:0;100 | 1:1;100 | 2:2;100 | 3:3;100",
"0:0;40 | 1:1;40 | 2:2;40 | 3:3;40", "A0 | B0 | C0 | D0 \n"
+ "A1 | B1 | C1 | D1 \n" + "A2 | B2 | C2 | D2 \n"
+ "A3 | B3 | C3 | D3 \n");