@Test
public void add() {
// 4h + 5h = 1d 1h
WorkDuration result =
WorkDuration.createFromValueAndUnit(4, WorkDuration.UNIT.HOURS, HOURS_IN_DAY)
.add(WorkDuration.createFromValueAndUnit(5, WorkDuration.UNIT.HOURS, HOURS_IN_DAY));
assertThat(result.days()).isEqualTo(1);
assertThat(result.hours()).isEqualTo(1);
assertThat(result.minutes()).isEqualTo(0);
assertThat(result.hoursInDay()).isEqualTo(HOURS_IN_DAY);
// 40 m + 30m = 1h 10m
result =
WorkDuration.createFromValueAndUnit(40, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY)
.add(WorkDuration.createFromValueAndUnit(30, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY));
assertThat(result.days()).isEqualTo(0);
assertThat(result.hours()).isEqualTo(1);
assertThat(result.minutes()).isEqualTo(10);
assertThat(result.hoursInDay()).isEqualTo(HOURS_IN_DAY);
// 10 m + 20m = 30m
assertThat(
WorkDuration.createFromValueAndUnit(10, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY)
.add(
WorkDuration.createFromValueAndUnit(
20, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY))
.minutes())
.isEqualTo(30);
assertThat(
WorkDuration.createFromValueAndUnit(10, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY)
.add(null)
.minutes())
.isEqualTo(10);
}
@Test
public void create_from_days_hours_minutes() {
WorkDuration workDuration = WorkDuration.create(1, 1, 1, HOURS_IN_DAY);
assertThat(workDuration.days()).isEqualTo(1);
assertThat(workDuration.hours()).isEqualTo(1);
assertThat(workDuration.minutes()).isEqualTo(1);
assertThat(workDuration.toMinutes())
.isEqualTo(ONE_DAY_IN_MINUTES + ONE_HOUR_IN_MINUTES + ONE_MINUTE);
assertThat(workDuration.hoursInDay()).isEqualTo(HOURS_IN_DAY);
}
@Test
public void multiply() {
// 5h * 2 = 1d 2h
WorkDuration result =
WorkDuration.createFromValueAndUnit(5, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).multiply(2);
assertThat(result.days()).isEqualTo(1);
assertThat(result.hours()).isEqualTo(2);
assertThat(result.minutes()).isEqualTo(0);
assertThat(result.hoursInDay()).isEqualTo(HOURS_IN_DAY);
}
@Test
public void subtract() {
// 1d 1h - 5h = 4h
WorkDuration result =
WorkDuration.create(1, 1, 0, HOURS_IN_DAY)
.subtract(
WorkDuration.createFromValueAndUnit(5, WorkDuration.UNIT.HOURS, HOURS_IN_DAY));
assertThat(result.days()).isEqualTo(0);
assertThat(result.hours()).isEqualTo(4);
assertThat(result.minutes()).isEqualTo(0);
assertThat(result.hoursInDay()).isEqualTo(HOURS_IN_DAY);
// 1h 10m - 30m = 40m
result =
WorkDuration.create(0, 1, 10, HOURS_IN_DAY)
.subtract(
WorkDuration.createFromValueAndUnit(30, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY));
assertThat(result.days()).isEqualTo(0);
assertThat(result.hours()).isEqualTo(0);
assertThat(result.minutes()).isEqualTo(40);
assertThat(result.hoursInDay()).isEqualTo(HOURS_IN_DAY);
// 30m - 20m = 10m
assertThat(
WorkDuration.createFromValueAndUnit(30, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY)
.subtract(
WorkDuration.createFromValueAndUnit(
20, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY))
.minutes())
.isEqualTo(10);
assertThat(
WorkDuration.createFromValueAndUnit(10, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY)
.subtract(null)
.minutes())
.isEqualTo(10);
}
@Test
public void create_from_value_and_unit() {
WorkDuration result =
WorkDuration.createFromValueAndUnit(1, WorkDuration.UNIT.DAYS, HOURS_IN_DAY);
assertThat(result.days()).isEqualTo(1);
assertThat(result.hours()).isEqualTo(0);
assertThat(result.minutes()).isEqualTo(0);
assertThat(result.hoursInDay()).isEqualTo(HOURS_IN_DAY);
assertThat(result.toMinutes()).isEqualTo(ONE_DAY_IN_MINUTES);
assertThat(
WorkDuration.createFromValueAndUnit(1, WorkDuration.UNIT.DAYS, HOURS_IN_DAY)
.toMinutes())
.isEqualTo(ONE_DAY_IN_MINUTES);
assertThat(
WorkDuration.createFromValueAndUnit(1, WorkDuration.UNIT.HOURS, HOURS_IN_DAY)
.toMinutes())
.isEqualTo(ONE_HOUR_IN_MINUTES);
assertThat(
WorkDuration.createFromValueAndUnit(1, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY)
.toMinutes())
.isEqualTo(ONE_MINUTE);
}