@Test(timeout = 1000) public void testSquareRoot() { calculator.squareRoot(4); assertEquals(2, calculator.getResult()); }
@Test public void testSubstract() { calculator.add(10); calculator.substract(2); assertEquals(8, calculator.getResult()); }
@Test public void testDivide() { calculator.add(8); calculator.divide(2); assertEquals(4, calculator.getResult()); }
@Test public void testAdd() { calculator.add(2); calculator.add(3); assertEquals(5, calculator.getResult()); }