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

Example 81 with DateFormat

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

the class DateFormatRoundTripTest method _test.

private void _test(Locale loc) {
    if (!INFINITE) {
        logln("Locale: " + loc.getDisplayName());
    }
    // Total possibilities = 24
    // 4 date
    // 4 time
    // 16 date-time
    boolean[] TEST_TABLE = new boolean[24];
    int i = 0;
    for (i = 0; i < 24; ++i) TEST_TABLE[i] = true;
    // test time by eliminating some tests, up to 23.
    for (i = 0; i < SPARSENESS; i++) {
        int random = (int) (ran.nextDouble() * 24);
        if (random >= 0 && random < 24 && TEST_TABLE[i]) {
            TEST_TABLE[random] = false;
        }
    }
    int itable = 0;
    int style = 0;
    for (style = DateFormat.FULL; style <= DateFormat.SHORT; ++style) {
        if (TEST_TABLE[itable++]) {
            logln("Testing style " + styleName(style));
            DateFormat df = DateFormat.getDateInstance(style, loc);
            _test(df, false);
        }
    }
    for (style = DateFormat.FULL; style <= DateFormat.SHORT; ++style) {
        if (TEST_TABLE[itable++]) {
            logln("Testing style " + styleName(style));
            DateFormat df = DateFormat.getTimeInstance(style, loc);
            _test(df, true);
        }
    }
    for (int dstyle = DateFormat.FULL; dstyle <= DateFormat.SHORT; ++dstyle) {
        for (int tstyle = DateFormat.FULL; tstyle <= DateFormat.SHORT; ++tstyle) {
            if (TEST_TABLE[itable++]) {
                logln("Testing dstyle " + styleName(dstyle) + ", tstyle " + styleName(tstyle));
                DateFormat df = DateFormat.getDateTimeInstance(dstyle, tstyle, loc);
                _test(df, false);
            }
        }
    }
}

Example 82 with DateFormat

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

the class TimeZoneRegressionTest method Test4176686.

/**
 * getDisplayName doesn't work with unusual savings/offsets.
 */
@Test
public void Test4176686() {
    // Construct a zone that does not observe DST but
    // that does have a DST savings (which should be ignored).
    // 1:30
    int offset = 90 * 60000;
    SimpleTimeZone z1 = new SimpleTimeZone(offset, "_std_zone_");
    // 0:45
    z1.setDSTSavings(45 * 60000);
    // Construct a zone that observes DST for the first 6 months.
    SimpleTimeZone z2 = new SimpleTimeZone(offset, "_dst_zone_");
    // 0:45
    z2.setDSTSavings(45 * 60000);
    z2.setStartRule(Calendar.JANUARY, 1, 0);
    z2.setEndRule(Calendar.JULY, 1, 0);
    // Also check DateFormat
    DateFormat fmt1 = new SimpleDateFormat("z");
    // Format uses standard zone
    fmt1.setTimeZone(z1);
    DateFormat fmt2 = new SimpleDateFormat("z");
    // Format uses DST zone
    fmt2.setTimeZone(z2);
    java.util.Calendar tempcal = java.util.Calendar.getInstance();
    tempcal.clear();
    tempcal.set(1970, Calendar.FEBRUARY, 1);
    // Time in DST
    Date dst = tempcal.getTime();
    tempcal.set(1970, Calendar.AUGUST, 1);
    // Time in standard
    Date std = tempcal.getTime();
    // Description, Result, Expected Result
    String[] DATA = { "getDisplayName(false, SHORT)/std zone", z1.getDisplayName(false, TimeZone.SHORT), "GMT+1:30", "getDisplayName(false, LONG)/std zone", z1.getDisplayName(false, TimeZone.LONG), "GMT+01:30", "getDisplayName(true, SHORT)/std zone", z1.getDisplayName(true, TimeZone.SHORT), "GMT+1:30", "getDisplayName(true, LONG)/std zone", z1.getDisplayName(true, TimeZone.LONG), "GMT+01:30", "getDisplayName(false, SHORT)/dst zone", z2.getDisplayName(false, TimeZone.SHORT), "GMT+1:30", "getDisplayName(false, LONG)/dst zone", z2.getDisplayName(false, TimeZone.LONG), "GMT+01:30", "getDisplayName(true, SHORT)/dst zone", z2.getDisplayName(true, TimeZone.SHORT), "GMT+2:15", "getDisplayName(true, LONG)/dst zone", z2.getDisplayName(true, TimeZone.LONG), "GMT+02:15", "DateFormat.format(std)/std zone", fmt1.format(std), "GMT+1:30", "DateFormat.format(dst)/std zone", fmt1.format(dst), "GMT+1:30", "DateFormat.format(std)/dst zone", fmt2.format(std), "GMT+1:30", "DateFormat.format(dst)/dst zone", fmt2.format(dst), "GMT+2:15" };
    for (int i = 0; i < DATA.length; i += 3) {
        if (!DATA[i + 1].equals(DATA[i + 2])) {
            errln("FAIL: " + DATA[i] + " -> " + DATA[i + 1] + ", exp " + DATA[i + 2]);
        }
    }
}

Example 83 with DateFormat

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

the class TimeZoneBoundaryTest method findDaylightBoundaryUsingTimeZone.

void findDaylightBoundaryUsingTimeZone(Date d, boolean startsInDST, long expectedBoundary, TimeZone tz) {
    // Given a date with a year start, find the Daylight onset
    // and end.  The given date should be 1/1/xx in some year.
    // Use a binary search, assuming that we have a Standard
    // time at the midpoint.
    long min = d.getTime();
    long max = min + SIX_MONTHS;
    if (tz.inDaylightTime(d) != startsInDST) {
        errln("FAIL: " + tz.getID() + " inDaylightTime(" + d + ") != " + startsInDST);
        // Flip over; find the apparent value
        startsInDST = !startsInDST;
    }
    if (tz.inDaylightTime(new Date(max)) == startsInDST) {
        errln("FAIL: " + tz.getID() + " inDaylightTime(" + (new Date(max)) + ") != " + (!startsInDST));
        return;
    }
    while ((max - min) > INTERVAL) {
        long mid = (min + max) >> 1;
        boolean isIn = tz.inDaylightTime(new Date(mid));
        if (isIn == startsInDST) {
            min = mid;
        } else {
            max = mid;
        }
    }
    logln(tz.getID() + " Before: " + showDate(min, tz));
    logln(tz.getID() + " After:  " + showDate(max, tz));
    long mindelta = expectedBoundary - min;
    // not used long maxdelta = max - expectedBoundary;
    DateFormat fmt = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG);
    fmt.setTimeZone(tz);
    if (mindelta >= 0 && mindelta <= INTERVAL && mindelta >= 0 && mindelta <= INTERVAL)
        logln("PASS: Expected boundary at " + expectedBoundary + " = " + fmt.format(new Date(expectedBoundary)));
    else
        errln("FAIL: Expected boundary at " + expectedBoundary + " = " + fmt.format(new Date(expectedBoundary)));
}

Example 84 with DateFormat

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

the class TimeZoneBoundaryTest method showDate.

private static String showDate(Date d, TimeZone zone) {
    DateFormat fmt = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG);
    fmt.setTimeZone(zone);
    java.util.Calendar cal = java.util.Calendar.getInstance();
    cal.setTime(d);
    return "" + (cal.get(Calendar.YEAR) - 1900) + "/" + showNN(cal.get(Calendar.MONTH) + 1) + "/" + showNN(cal.get(Calendar.DAY_OF_MONTH)) + " " + showNN(cal.get(Calendar.HOUR_OF_DAY)) + ":" + showNN(cal.get(Calendar.MINUTE)) + " \"" + d + "\" = " + fmt.format(d) + " = " + d.getTime();
}

Example 85 with DateFormat

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

the class DateFormatTest method TestLocaleDateFormat.

/**
 * Test the formatting of dates in different locales.
 */
@Test
public void TestLocaleDateFormat() {
    // Mon Sep 15 00:00:00 PDT 1997
    Date testDate = new Date(874306800000L);
    DateFormat dfFrench = DateFormat.getDateTimeInstance(DateFormat.FULL, DateFormat.FULL, Locale.FRENCH);
    DateFormat dfUS = DateFormat.getDateTimeInstance(DateFormat.FULL, DateFormat.FULL, Locale.US);
    // Set TimeZone = PDT
    TimeZone tz = TimeZone.getTimeZone("PST");
    dfFrench.setTimeZone(tz);
    dfUS.setTimeZone(tz);
    String expectedFRENCH_JDK12 = "lundi 15 septembre 1997 \u00E0 00:00:00 heure d\u2019\u00E9t\u00E9 du Pacifique";
    // String expectedFRENCH = "lundi 15 septembre 1997 00 h 00 PDT";
    String expectedUS = "Monday, September 15, 1997 at 12:00:00 AM Pacific Daylight Time";
    logln("Date set to : " + testDate);
    String out = dfFrench.format(testDate);
    logln("Date Formated with French Locale " + out);
    /* our own data only has GMT-xxxx information here
        String javaVersion = System.getProperty("java.version");
        if (javaVersion.startsWith("1.2")) {
            if (!out.equals(expectedFRENCH_JDK12))
                errln("FAIL: Expected " + expectedFRENCH_JDK12+" Got "+out);
        } else {
            if (!out.equals(expectedFRENCH))
                errln("FAIL: Expected " + expectedFRENCH);
        }
        */
    if (!out.equals(expectedFRENCH_JDK12))
        errln("FAIL: Expected " + expectedFRENCH_JDK12 + " Got " + out);
    out = dfUS.format(testDate);
    logln("Date Formated with US Locale " + out);
    if (!out.equals(expectedUS))
        errln("FAIL: Expected " + expectedUS + " Got " + out);
}