@Test
public void sumatorSum() throws Exception {
Sumator sumator = new Sumator();
String x = sumator.sum("5", "6");
int y = Integer.parseInt(x);
assertThat(y, is(11));
}
@Test
public void sumNegativeNumbers() throws Exception {
Sumator sumator = new Sumator();
String x = sumator.sum("-11", "-29");
int y = Integer.parseInt(x);
assertThat(y, is(-40));
}
@Test(expected = InvalidInputException.class)
public void maxNegative() throws Exception {
Sumator sumator = new Sumator();
sumator.sum("-223748364745645673577", "2");
}
@Test(expected = InvalidInputException.class)
public void maxPositive() throws Exception {
Sumator sumator = new Sumator();
sumator.sum("223748345637357567456477", "2");
}
@Test(expected = IllegalArgumentException.class)
public void inputNull() throws Exception {
Sumator sumator = new Sumator();
sumator.sum("", "");
}
@Test(expected = InvalidInputException.class)
public void invalidInput() throws Exception {
Sumator sumator = new Sumator();
sumator.sum("5safsdghdfsghfg", "6");
}
