Examples with DateFormat android.icu.text.DateFormat used on opensource projects

Example 6 with DateFormat

use of android.icu.text.DateFormat in project j2objc by google.

the class CalendarRegressionTest method Test4125881.

/**
 * Check isLeapYear for BC years.
 */
@Test
public void Test4125881() {
    GregorianCalendar cal = (GregorianCalendar) Calendar.getInstance();
    DateFormat fmt = new SimpleDateFormat("MMMM d, yyyy G");
    cal.clear();
    for (int y = -20; y <= 10; ++y) {
        cal.set(Calendar.ERA, y < 1 ? GregorianCalendar.BC : GregorianCalendar.AD);
        cal.set(Calendar.YEAR, y < 1 ? 1 - y : y);
        logln(y + " = " + fmt.format(cal.getTime()) + " " + cal.isLeapYear(y));
        if (cal.isLeapYear(y) != ((y + 40) % 4 == 0))
            errln("Leap years broken");
    }
}

Example 7 with DateFormat

use of android.icu.text.DateFormat in project j2objc by google.

the class CalendarRegressionTest method TestYearJump3279.

@Test
public void TestYearJump3279() {
    final long time = 1041148800000L;
    Calendar c = new GregorianCalendar();
    DateFormat fmt = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, Locale.US);
    c.setTimeInMillis(time);
    int year1 = c.get(Calendar.YEAR);
    logln("time: " + fmt.format(new Date(c.getTimeInMillis())));
    logln("setting DOW to " + c.getFirstDayOfWeek());
    c.set(Calendar.DAY_OF_WEEK, c.getFirstDayOfWeek());
    logln("week: " + c.getTime());
    logln("week adjust: " + fmt.format(new Date(c.getTimeInMillis())));
    int year2 = c.get(Calendar.YEAR);
    if (year1 != year2) {
        errln("Error: adjusted day of week, and year jumped from " + year1 + " to " + year2);
    } else {
        logln("Year remained " + year2 + " - PASS.");
    }
}

Example 8 with DateFormat

use of android.icu.text.DateFormat in project j2objc by google.

the class CalendarRegressionTest method Test4167060.

/**
 * Calendar.getActualMaximum(YEAR) works wrong.
 */
@Test
public void Test4167060() {
    int field = Calendar.YEAR;
    DateFormat format = new SimpleDateFormat("EEE MMM dd HH:mm:ss zzz yyyy G", Locale.US);
    GregorianCalendar[] calendars = { new GregorianCalendar(100, Calendar.NOVEMBER, 1), new GregorianCalendar(-99, /* 100BC */
    Calendar.JANUARY, 1), new GregorianCalendar(1996, Calendar.FEBRUARY, 29) };
    String[] id = { "Hybrid", "Gregorian", "Julian" };
    for (int k = 0; k < 3; ++k) {
        logln("--- " + id[k] + " ---");
        for (int j = 0; j < calendars.length; ++j) {
            GregorianCalendar calendar = calendars[j];
            if (k == 1) {
                calendar.setGregorianChange(new Date(Long.MIN_VALUE));
            } else if (k == 2) {
                calendar.setGregorianChange(new Date(Long.MAX_VALUE));
            }
            format.setCalendar((Calendar) calendar.clone());
            Date dateBefore = calendar.getTime();
            int maxYear = calendar.getActualMaximum(field);
            logln("maxYear: " + maxYear + " for " + format.format(calendar.getTime()));
            logln("date before: " + format.format(dateBefore));
            int[] years = { 2000, maxYear - 1, maxYear, maxYear + 1 };
            for (int i = 0; i < years.length; i++) {
                boolean valid = years[i] <= maxYear;
                calendar.set(field, years[i]);
                Date dateAfter = calendar.getTime();
                int newYear = calendar.get(field);
                // restore calendar for next
                calendar.setTime(dateBefore);
                // use
                logln(" Year " + years[i] + (valid ? " ok " : " bad") + " => " + format.format(dateAfter));
                if (valid && newYear != years[i]) {
                    errln("  FAIL: " + newYear + " should be valid; date, month and time shouldn't change");
                } else if (!valid && newYear == years[i]) {
                    // We no longer require strict year maxima. That is, the
                    // calendar
                    // algorithm may work for values > the stated maximum.
                    // errln(" FAIL: " + newYear + " should be invalid");
                    logln("  Note: " + newYear + " > maximum, but still valid");
                }
            }
        }
    }
}

Example 9 with DateFormat

use of android.icu.text.DateFormat in project j2objc by google.

the class CopticTest method TestYear.

@Test
public void TestYear() {
    // Gregorian Calendar
    Calendar gCal = new GregorianCalendar();
    Date gToday = gCal.getTime();
    gCal.add(GregorianCalendar.MONTH, 2);
    Date gFuture = gCal.getTime();
    DateFormat gDF = DateFormat.getDateInstance(gCal, DateFormat.FULL);
    logln("gregorian calendar: " + gDF.format(gToday) + " + 2 months = " + gDF.format(gFuture));
    // Coptic Calendar
    CopticCalendar cCal = new CopticCalendar();
    Date cToday = cCal.getTime();
    cCal.add(CopticCalendar.MONTH, 2);
    Date cFuture = cCal.getTime();
    DateFormat cDF = DateFormat.getDateInstance(cCal, DateFormat.FULL);
    logln("coptic calendar: " + cDF.format(cToday) + " + 2 months = " + cDF.format(cFuture));
    // EthiopicCalendar
    EthiopicCalendar eCal = new EthiopicCalendar();
    Date eToday = eCal.getTime();
    // add 2 months
    eCal.add(EthiopicCalendar.MONTH, 2);
    eCal.setAmeteAlemEra(false);
    Date eFuture = eCal.getTime();
    DateFormat eDF = DateFormat.getDateInstance(eCal, DateFormat.FULL);
    logln("ethiopic calendar: " + eDF.format(eToday) + " + 2 months = " + eDF.format(eFuture));
}

Example 10 with DateFormat

use of android.icu.text.DateFormat in project j2objc by google.

the class DataDrivenCalendarTest method testConvert.

void testConvert(String caseString, CalendarFieldsSet fromSet, Calendar fromCalendar, CalendarFieldsSet toSet, Calendar toCalendar, boolean forward) {
    String thisString = caseString + (forward ? "forward" : "reverse") + " " + fromCalendar.getType() + "->" + toCalendar.getType() + " ";
    fromCalendar.clear();
    fromSet.setOnCalendar(fromCalendar);
    CalendarFieldsSet diffSet = new CalendarFieldsSet();
    diffSet.clear();
    // Is the calendar sane at the first?
    if (!fromSet.matches(fromCalendar, diffSet)) {
        String diffs = diffSet.diffFrom(fromSet);
        errln((String) "FAIL: " + thisString + ", SOURCE calendar was not set: Differences: " + diffs);
    } else {
        logln("PASS: " + thisString + " SOURCE calendar match.");
    }
    // logln("Set Source calendar: " + from);
    Date fromTime = fromCalendar.getTime();
    diffSet.clear();
    // Is the calendar sane after being set?
    if (!fromSet.matches(fromCalendar, diffSet)) {
        String diffs = diffSet.diffFrom(fromSet);
        errln((String) "FAIL: " + thisString + ", SET SOURCE calendar was not set: Differences: " + diffs);
    } else {
        logln("PASS: " + thisString + " SET SOURCE calendar match.");
    }
    toCalendar.clear();
    toCalendar.setTime(fromTime);
    diffSet.clear();
    if (!toSet.matches(toCalendar, diffSet)) {
        String diffs = diffSet.diffFrom(toSet);
        errln((String) "FAIL: " + thisString + ", Differences: " + diffs);
        DateFormat fmt = new SimpleDateFormat(new String("EEE MMM dd yyyy G"));
        String fromString = fmt.format(fromTime);
        logln("Source Time: " + fromString + ", Source Calendar: " + fromCalendar.getType());
    } else {
        logln("PASS: " + thisString + " match.");
    }
}