class DrinkChamberTest {

    // DrinkChamber testChamber = new DrinkChamber();

    @BeforeClass
    void setUp() throws Exception {
    DrinkChamber testChamber = new DrinkChamber();

    }
    @AfterAll
    void tearDown() {
    testChamber = null;
}

    @Test
    void testTakeACola() {
        assertNull(testChamber.takeACola());
        testChamber.loadInventory();
        assertSame(testChamber.cola, testChamber.takeACola());
    }

    @Test
    void testTakeACoffee() {
        assertNull(testChamber.takeACoffee());
        testChamber.loadInventory();
        assertSame(testChamber.coffee, testChamber.takeACoffee());
    }