@Test
public void multiplyで5と7の乗算結果が取得できる() {
Calculator calc = new Calculator();
int expected = 35;
int actual = calc.multiply(5, 7);
assertThat(actual, is(expected));
}
@Test
public void divideで3と2の除算結果が取得できる() {
Calculator calc = new Calculator();
float expected = 1.5f;
float actual = calc.divide(3, 2);
assertThat(actual, is(expected));
}
@Test
public void multiplyで3と4の乗算結果が取得できる() {
Calculator calc = new Calculator();
int expected = 12;
int actual = calc.multiply(3, 4);
assertThat(actual, is(expected));
}
@Test(expected = IllegalArgumentException.class)
public void divideで5と0のときIllegalArgumentExceptionを送出する() {
Calculator calc = new Calculator();
calc.divide(5, 0);
}