/** パーセント入力時の状態確認 */
@Test
public void inputPercentNextState() {
State state = new RightInputState();
Formula formula = new Formula();
formula.setRight("1");
State nextState = state.inputPercent(formula);
Assert.assertThat(nextState, is(instanceOf(RightInputState.class)));
}
/** イコール入力時の次の状態確認 */
@Test
public void inputEqualeNextState() {
State state = new RightInputState();
Formula formula = new Formula();
formula.setOperation(Operation.ADD);
State nextState = state.inputEquale(formula);
Assert.assertThat(nextState, is(instanceOf(EqualInputState.class)));
}
/** 0〜9入力時の表示 */
@Test
public void inputNumberDisplay() {
State state = new RightInputState();
Formula formula = new Formula();
formula.setRight("1");
state.inputNumber(formula, "5");
String actual = state.getDisplayNumber(formula);
Assert.assertThat(actual, is("15"));
}
/** 四則演算入力時の表示 */
@Test
public void inputOperationDisplay() {
State state = new RightInputState();
Formula formula = new Formula();
formula.setLeft("1");
formula.setRight("5");
formula.setOperation(Operation.ADD);
state.inputOperation(formula, Operation.ADD);
String actual = state.getDisplayNumber(formula);
Assert.assertThat(actual, is("5"));
}