Examples with TimeZone java.util.TimeZone used on opensource projects

Example 41 with TimeZone

use of java.util.TimeZone in project j2objc by google.

the class TimeZoneTest method test_getDisplayName.

/**
     * @add test {@link java.util.TimeZone#getDisplayName()}
     */
public void test_getDisplayName() {
    TimeZone defaultZone = TimeZone.getDefault();
    Locale defaulLocal = Locale.getDefault();
    String defaultName = defaultZone.getDisplayName();
    String expectedName = defaultZone.getDisplayName(defaulLocal);
    assertEquals("getDispalyName() did not return the default Locale suitable name", expectedName, defaultName);
}

Example 42 with TimeZone

use of java.util.TimeZone in project j2objc by google.

the class NativeTimeZoneTest method testUTCAndGMT.

public void testUTCAndGMT() {
    TimeZone utc = TimeZone.getTimeZone("UTC");
    TimeZone gmt = TimeZone.getTimeZone("GMT");
    assertEquals("UTC", utc.getID());
    assertEquals("GMT", gmt.getID());
    // Same rules, but not equal.
    assertTrue(utc.hasSameRules(gmt));
    assertFalse(utc.equals(gmt));
    assertEquals(utc.getDSTSavings(), gmt.getDSTSavings());
    assertEquals(utc.getRawOffset(), gmt.getRawOffset());
    assertEquals(utc.useDaylightTime(), gmt.useDaylightTime());
    assertEquals(0, utc.getRawOffset());
    assertEquals(0, utc.getDSTSavings());
    assertFalse(utc.useDaylightTime());
    List<String> ids = Arrays.asList(TimeZone.getAvailableIDs());
    assertTrue(ids.contains(gmt.getID()));
    assertTrue(ids.contains(utc.getID()));
}

Example 43 with TimeZone

use of java.util.TimeZone in project j2objc by google.

the class NativeTimeZoneTest method testEtcUTCAndEtcGMT.

/**
   * Different time zone libraries treat these two UTC alias differently. On OS X and iOS,
   * Etc/UTC and Etc/GMT are treated as two different time zones, even if their offset and other
   * fields are exactly the same as those in UTC. Therefore we don't even attempt to compare their
   * rules.
   */
public void testEtcUTCAndEtcGMT() {
    TimeZone utc = TimeZone.getTimeZone("UTC");
    TimeZone etcUtc = TimeZone.getTimeZone("Etc/UTC");
    TimeZone etcGmt = TimeZone.getTimeZone("Etc/GMT");
    assertEquals("Etc/UTC", etcUtc.getID());
    assertEquals("Etc/GMT", etcGmt.getID());
    assertEquals(utc.getDSTSavings(), etcGmt.getDSTSavings());
    assertEquals(utc.getRawOffset(), etcGmt.getRawOffset());
    assertEquals(utc.useDaylightTime(), etcGmt.useDaylightTime());
    assertEquals(utc.getDSTSavings(), etcUtc.getDSTSavings());
    assertEquals(utc.getRawOffset(), etcUtc.getRawOffset());
    assertEquals(utc.useDaylightTime(), etcUtc.useDaylightTime());
    assertEquals(0, utc.getRawOffset());
    assertEquals(0, utc.getDSTSavings());
    assertFalse(utc.useDaylightTime());
    List<String> ids = Arrays.asList(TimeZone.getAvailableIDs());
    String vmName = System.getProperty("java.vendor");
    if (vmName != null && vmName.startsWith("J2ObjC")) {
    // It's ok for Etc/UTC and Etc/GMT not to be part of TimeZone.getAvailableIDs().
    } else {
        assertTrue(ids.contains(etcGmt.getID()));
        assertTrue(ids.contains(etcUtc.getID()));
    }
}

Example 44 with TimeZone

use of java.util.TimeZone in project j2objc by google.

the class NativeTimeZoneTest method testEST.

/**
   * Although Android SDK documentation says three-letter time zone IDs other than UTC and GMT are
   * not supported, actual implementations may still support them. The time zone "EST" is in
   * practice UTC-5 with the following properties.
   */
public void testEST() {
    TimeZone tz = TimeZone.getTimeZone("EST");
    assertEquals("EST", tz.getID());
    assertFalse(tz.useDaylightTime());
    assertEquals(-5 * 3600000, tz.getRawOffset());
    assertEquals(0, tz.getDSTSavings());
}

Example 45 with TimeZone

use of java.util.TimeZone in project j2objc by google.

the class NativeTimeZoneTest method testGetOffsetWithLocalDates.

/**
   * Test the local date-based offset getter.
   */
public void testGetOffsetWithLocalDates() {
    TimeZone la = TimeZone.getTimeZone("America/Los_Angeles");
    // Recall Java calendar month is 0-based, and the dayOfWeek, parameter is actually ignored by
    // some implementations.
    // 2016-03-12T03:00:00.000-08:00
    assertEquals(-28800000, la.getOffset(GregorianCalendar.AD, 2016, 2, 12, Calendar.SATURDAY, 10800000));
    // 2016-03-13T01:59:59.999-08:00
    assertEquals(-28800000, la.getOffset(GregorianCalendar.AD, 2016, 2, 13, Calendar.SUNDAY, 7200000 - 1));
    // 2016-03-13T02:00:00.000-08:00 (but 2 AM that day local time in America/Los_Angeles does not
    // exist, even though TimeZone returns something that is after the DST transition)
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2016, 2, 13, Calendar.SUNDAY, 7200000));
    // 2016-03-13T02:30:00.000-08:00 (but 2:30 AM is a non-existent local time)
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2016, 2, 13, Calendar.SUNDAY, 9000000));
    // 2016-03-13T02:59:59.999-08:00 (but 2:59:59.999 AM is a non-existent local time)
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2016, 2, 13, Calendar.SUNDAY, 10800000 - 1));
    // 2016-03-13T03:00:00.000-07:00
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2016, 2, 13, Calendar.SUNDAY, 10800000));
    // 2016-03-13T03:00:00.001-07:00
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2016, 2, 13, Calendar.SUNDAY, 10800000 + 1));
    // 2015-10-31T01:00:00.000-07:00
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2015, 9, 31, Calendar.SATURDAY, 3600000));
    // 2015-11-01T00:00:00.000-07:00
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2015, 10, 1, Calendar.SUNDAY, 0));
    // 2015-11-01T00:59:59.000-07:00
    assertEquals(-25200000, la.getOffset(GregorianCalendar.AD, 2015, 10, 1, Calendar.SUNDAY, 3600000 - 1));
    // 2015-11-01T01:00:00.000-08:00 (this is the evidence that TimeZone implementations always
    // prefer the local datetime in terms of the raw offset).
    assertEquals(-28800000, la.getOffset(GregorianCalendar.AD, 2015, 10, 1, Calendar.SUNDAY, 3600000));
    // 2015-11-01T01:59:59.999-08:00
    assertEquals(-28800000, la.getOffset(GregorianCalendar.AD, 2015, 10, 1, Calendar.SUNDAY, 7200000 - 1));
    // 2015-11-01T02:00:00.000-08:00
    assertEquals(-28800000, la.getOffset(GregorianCalendar.AD, 2015, 10, 1, Calendar.SUNDAY, 7200000));
// Don't test any BC dates as it's meaningless.
}