Examples with DayOfWeek java.time.DayOfWeek used on opensource projects

Example 1 with DayOfWeek

use of java.time.DayOfWeek in project jdk8u_jdk by JetBrains.

the class TCKWeekFields method test_weekOfWeekBasedYearField.

/**
     * Verify that the date can be reconstructed from the DOW, WeekOfWeekBasedYear,
     * and WeekBasedYear for every combination of start of week
     * and minimal days in week.
     * @param firstDayOfWeek the first day of the week
     * @param minDays the minimum number of days in the week
     */
@Test(dataProvider = "weekFields")
public void test_weekOfWeekBasedYearField(DayOfWeek firstDayOfWeek, int minDays) {
    // Known to be ISO Monday
    LocalDate day = LocalDate.of(2012, 12, 31);
    WeekFields weekDef = WeekFields.of(firstDayOfWeek, minDays);
    TemporalField dowField = weekDef.dayOfWeek();
    TemporalField wowbyField = weekDef.weekOfWeekBasedYear();
    TemporalField yowbyField = weekDef.weekBasedYear();
    for (int i = 1; i <= 15; i++) {
        int actualDOW = day.get(dowField);
        int actualWOWBY = day.get(wowbyField);
        int actualYOWBY = day.get(yowbyField);
        // Verify that the combination of day of week and week of month can be used
        // to reconstruct the same date.
        LocalDate day1 = LocalDate.of(actualYOWBY, 1, 1);
        DayOfWeek isoDOW = day1.getDayOfWeek();
        int dow = (7 + isoDOW.getValue() - firstDayOfWeek.getValue()) % 7 + 1;
        int weekStart = Math.floorMod(1 - dow, 7);
        if (weekStart + 1 > weekDef.getMinimalDaysInFirstWeek()) {
            // The previous week has the minimum days in the current month to be a 'week'
            weekStart -= 7;
        }
        weekStart += actualDOW - 1;
        weekStart += (actualWOWBY - 1) * 7;
        LocalDate result = day1.plusDays(weekStart);
        assertEquals(result, day, "Incorrect dayOfWeek or weekOfYear " + String.format("%s, ISO Dow: %s, weekStart: %s, actualDOW: %s, actualWOWBY: %s, YearOfWBY: %d, expected day: %s, result: %s%n", weekDef, day.getDayOfWeek(), weekStart, actualDOW, actualWOWBY, actualYOWBY, day, result));
        day = day.plusDays(1);
    }
}

Example 2 with DayOfWeek

use of java.time.DayOfWeek in project jdk8u_jdk by JetBrains.

the class TCKWeekFields method data_weekFields.

//-----------------------------------------------------------------------
@DataProvider(name = "weekFields")
Object[][] data_weekFields() {
    Object[][] objects = new Object[49][];
    int i = 0;
    for (DayOfWeek firstDayOfWeek : DayOfWeek.values()) {
        for (int minDays = 1; minDays <= 7; minDays++) {
            objects[i++] = new Object[] { firstDayOfWeek, minDays };
        }
    }
    return objects;
}

Example 3 with DayOfWeek

use of java.time.DayOfWeek in project jdk8u_jdk by JetBrains.

the class TCKTemporalAdjusters method test_previousOrCurrent.

@Test
public void test_previousOrCurrent() {
    for (Month month : Month.values()) {
        for (int i = 1; i <= month.length(false); i++) {
            LocalDate date = date(2007, month, i);
            for (DayOfWeek dow : DayOfWeek.values()) {
                LocalDate test = (LocalDate) TemporalAdjusters.previousOrSame(dow).adjustInto(date);
                assertSame(test.getDayOfWeek(), dow);
                if (test.getYear() == 2007) {
                    int dayDiff = test.getDayOfYear() - date.getDayOfYear();
                    assertTrue(dayDiff <= 0 && dayDiff > -7);
                    assertEquals(date.equals(test), date.getDayOfWeek() == dow);
                } else {
                    assertFalse(date.getDayOfWeek() == dow);
                    assertSame(month, Month.JANUARY);
                    assertTrue(date.getDayOfMonth() < 7);
                    assertEquals(test.getYear(), 2006);
                    assertSame(test.getMonth(), Month.DECEMBER);
                    assertTrue(test.getDayOfMonth() > 25);
                }
            }
        }
    }
}

Example 4 with DayOfWeek

use of java.time.DayOfWeek in project jdk8u_jdk by JetBrains.

the class TCKLocalDateTime method test_getDayOfWeek.

//-----------------------------------------------------------------------
// getDayOfWeek()
//-----------------------------------------------------------------------
@Test
public void test_getDayOfWeek() {
    DayOfWeek dow = DayOfWeek.MONDAY;
    for (Month month : Month.values()) {
        int length = month.length(false);
        for (int i = 1; i <= length; i++) {
            LocalDateTime d = LocalDateTime.of(LocalDate.of(2007, month, i), TEST_2007_07_15_12_30_40_987654321.toLocalTime());
            assertSame(d.getDayOfWeek(), dow);
            dow = dow.plus(1);
        }
    }
}

Example 5 with DayOfWeek

use of java.time.DayOfWeek in project jdk8u_jdk by JetBrains.

the class TCKIsoFields method test_loop.

//-----------------------------------------------------------------------
public void test_loop() {
    // loop round at least one 400 year cycle, including before 1970
    // Tuseday of week 1 1960
    LocalDate date = LocalDate.of(1960, 1, 5);
    int year = 1960;
    int wby = 1960;
    int weekLen = 52;
    int week = 1;
    while (date.getYear() < 2400) {
        DayOfWeek loopDow = date.getDayOfWeek();
        if (date.getYear() != year) {
            year = date.getYear();
        }
        if (loopDow == MONDAY) {
            week++;
            if ((week == 53 && weekLen == 52) || week == 54) {
                week = 1;
                LocalDate firstDayOfWeekBasedYear = date.plusDays(14).withDayOfYear(1);
                DayOfWeek firstDay = firstDayOfWeekBasedYear.getDayOfWeek();
                weekLen = (firstDay == THURSDAY || (firstDay == WEDNESDAY && firstDayOfWeekBasedYear.isLeapYear()) ? 53 : 52);
                wby++;
            }
        }
        assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.rangeRefinedBy(date), ValueRange.of(1, weekLen), "Failed on " + date + " " + date.getDayOfWeek());
        assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.getFrom(date), week, "Failed on " + date + " " + date.getDayOfWeek());
        assertEquals(date.get(IsoFields.WEEK_OF_WEEK_BASED_YEAR), week, "Failed on " + date + " " + date.getDayOfWeek());
        assertEquals(IsoFields.WEEK_BASED_YEAR.getFrom(date), wby, "Failed on " + date + " " + date.getDayOfWeek());
        assertEquals(date.get(IsoFields.WEEK_BASED_YEAR), wby, "Failed on " + date + " " + date.getDayOfWeek());
        date = date.plusDays(1);
    }
}