@Test
public void testProcessAdd() {
VeryLongInt veryLong = user.process("VeryLongInt 999", new VeryLongInt("0"));
veryLong = user.process("add 1234", veryLong);
answer = user.process("add 55555", veryLong).toString();
assertEquals(answer, "[5, 7, 7, 8, 8]");
} // method tesProcesstAdd
@Test(expected = NullPointerException.class)
public void testProcessAddNullVeryLongInt() {
user.process("add 100", null);
} // method testProcessAddNullVeryLongInt
@Test(expected = NullPointerException.class)
public void testProcessNullLine() {
user.process(null, new VeryLongInt("123"));
} // method testProcessNullLine
@Test(expected = NoSuchElementException.class)
public void testProcessLineEmpty() {
user.process("", new VeryLongInt("123"));
} // method testProcessLineEmpty
@Test(expected = IllegalArgumentException.class)
public void testProcessAddNoDigits() {
user.process("add xyz", new VeryLongInt("500"));
} // method testProcessAddNoDigits
@Test(expected = IllegalArgumentException.class)
public void testProcessBad() {
user.process("subtract 100", new VeryLongInt("500"));
} // method testProcessBad
@Test(expected = NoSuchElementException.class)
public void testProcessConstructorEmpty() {
user.process("VeryLongInt", new VeryLongInt("999"));
} // method testProcessConstructorEmpty
@Test
public void testProcessConstructor() {
answer = user.process("VeryLongInt 100", new VeryLongInt("0")).toString();
assertEquals(answer, "[1, 0, 0]");
} // method testProcessConstructor