Java Code Examples for android.icu.util.TimeZone#useDaylightTime()
The following examples show how to use
android.icu.util.TimeZone#useDaylightTime() .
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Example 1
| Source File: TimeZoneTest.java From j2objc with Apache License 2.0 | 5 votes |
|
@Test
public void TestVariousAPI518()
{
TimeZone time_zone = TimeZone.getTimeZone("PST");
Calendar cal = Calendar.getInstance();
cal.set(1997, Calendar.APRIL, 30);
Date d = cal.getTime();
logln("The timezone is " + time_zone.getID());
if (time_zone.inDaylightTime(d) != true)
errln("FAIL: inDaylightTime returned false");
if (time_zone.useDaylightTime() != true)
errln("FAIL: useDaylightTime returned false");
if (time_zone.getRawOffset() != -8*millisPerHour)
errln( "FAIL: getRawOffset returned wrong value");
GregorianCalendar gc = new GregorianCalendar();
gc.setTime(d);
if (time_zone.getOffset(GregorianCalendar.AD, gc.get(GregorianCalendar.YEAR), gc.get(GregorianCalendar.MONTH),
gc.get(GregorianCalendar.DAY_OF_MONTH),
gc.get(GregorianCalendar.DAY_OF_WEEK), 0)
!= -7*millisPerHour)
errln("FAIL: getOffset returned wrong value");
}
Example 2
| Source File: TimeZoneTest.java From j2objc with Apache License 2.0 | 5 votes |
|
@Test
public void TestOddTimeZoneNames() {
for (int i = 0; i < timeZoneTestNames.length; i += 2) {
String funkyName = timeZoneTestNames[i];
String correctName = timeZoneTestNames[i+1];
TimeZone ftz = TimeZone.getTimeZone(funkyName);
TimeZone ctz = TimeZone.getTimeZone(correctName);
String fdn = ftz.getDisplayName();
long fro = ftz.getRawOffset();
long fds = ftz.getDSTSavings();
boolean fdy = ftz.useDaylightTime();
String cdn = ctz.getDisplayName();
long cro = ctz.getRawOffset();
long cds = ctz.getDSTSavings();
boolean cdy = ctz.useDaylightTime();
if (!fdn.equals(cdn)) {
logln("display name (" + funkyName + ", " + correctName + ") expected: " + cdn + " but got: " + fdn);
} else if (fro != cro) {
logln("offset (" + funkyName + ", " + correctName + ") expected: " + cro + " but got: " + fro);
} else if (fds != cds) {
logln("daylight (" + funkyName + ", " + correctName + ") expected: " + cds + " but got: " + fds);
} else if (fdy != cdy) {
logln("uses daylight (" + funkyName + ", " + correctName + ") expected: " + cdy + " but got: " + fdy);
} else {
// no error, assume we're referencing the same internal java object
}
}
}
Example 3
| Source File: TimeZoneTest.java From j2objc with Apache License 2.0 | 4 votes |
|
ZoneDescriptor(TimeZone zone) {
this.id = zone.getID();
this.offset = zone.getRawOffset() / 60000;
this.daylight = zone.useDaylightTime();
}
Example 4
| Source File: TimeZoneRegressionTest.java From j2objc with Apache License 2.0 | 4 votes |
|
/**
* Test setRawOffset works OK with system timezone
*/
@Test
public void TestT5280() {
boolean isJdkZone = (TimeZone.getDefaultTimeZoneType() == TimeZone.TIMEZONE_JDK);
String[] tzids = TimeZone.getAvailableIDs();
for (int i = 0; i < tzids.length; i++) {
TimeZone tz = TimeZone.getTimeZone(tzids[i]);
boolean useDst = tz.useDaylightTime();
// Increase offset for 30 minutes
int newRawOffset = tz.getRawOffset() + 30*60*1000;
try {
tz.setRawOffset(newRawOffset);
} catch (Exception e) {
errln("FAIL: setRawOffset throws an exception");
}
int offset = tz.getRawOffset();
if (offset != newRawOffset) {
if (isJdkZone) {
// JDK TimeZone#setRawOffset() only update the last rule, and getRawOffset() returns
// the current raw offset. Therefore, they might be different.
logln("Modified zone(" + tz.getID() + ") - getRawOffset returns " + offset + "/ Expected: " + newRawOffset);
} else {
errln("FAIL: Modified zone(" + tz.getID() + ") - getRawOffset returns " + offset + "/ Expected: " + newRawOffset);
}
}
// Ticket#5917
// Check if DST observation status is not unexpectedly changed.
boolean newDst = tz.useDaylightTime();
if (useDst != newDst) {
errln("FAIL: Modified zone(" + tz.getID() + ") - useDaylightTime has changed from " + useDst + " to " + newDst);
}
// Make sure the offset is preserved in a clone
TimeZone tzClone = (TimeZone)tz.clone();
int offsetC = tzClone.getRawOffset();
if (offsetC != newRawOffset) {
if (isJdkZone) {
logln("Cloned modified zone(" + tz.getID() + ") - getRawOffset returns " + offsetC + "/ Expected: " + newRawOffset);
} else {
errln("FAIL: Cloned modified zone(" + tz.getID() + ") - getRawOffset returns " + offsetC + "/ Expected: " + newRawOffset);
}
}
if (offset != offsetC) {
errln("FAIL: Different raw offset - Original:" + offset + ", Cloned:" + offsetC);
}
}
}
Example 5
| Source File: TimeZoneBoundaryTest.java From j2objc with Apache License 2.0 | 4 votes |
|
/**
* Given a date, a TimeZone, and expected values for inDaylightTime,
* useDaylightTime, zone and DST offset, verify that this is the case.
*/
void verifyDST(String tag, Calendar cal, TimeZone time_zone,
boolean expUseDaylightTime, boolean expInDaylightTime,
int expRawOffset, int expOffset)
{
Date d = cal.getTime();
logln("-- " + tag + ": " + d +
" in zone " + time_zone.getID() + " (" +
d.getTime()/3600000.0 + ")");
if (time_zone.inDaylightTime(d) == expInDaylightTime)
logln("PASS: inDaylightTime = " + time_zone.inDaylightTime(d));
else
errln("FAIL: inDaylightTime = " + time_zone.inDaylightTime(d));
if (time_zone.useDaylightTime() == expUseDaylightTime)
logln("PASS: useDaylightTime = " + time_zone.useDaylightTime());
else
errln("FAIL: useDaylightTime = " + time_zone.useDaylightTime());
if (time_zone.getRawOffset() == expRawOffset)
logln("PASS: getRawOffset() = " + expRawOffset/(double)ONE_HOUR);
else
errln("FAIL: getRawOffset() = " + time_zone.getRawOffset()/(double)ONE_HOUR +
"; expected " + expRawOffset/(double)ONE_HOUR);
//GregorianCalendar gc = new GregorianCalendar(time_zone);
//gc.setTime(d);
int offset = time_zone.getOffset(cal.get(Calendar.ERA), cal.get(Calendar.YEAR), cal.get(Calendar.MONTH),
cal.get(Calendar.DAY_OF_MONTH), cal.get(Calendar.DAY_OF_WEEK),
((cal.get(Calendar.HOUR_OF_DAY) * 60 +
cal.get(Calendar.MINUTE)) * 60 +
cal.get(Calendar.SECOND)) * 1000 +
cal.get(Calendar.MILLISECOND));
if (offset == expOffset)
logln("PASS: getOffset() = " + offset/(double)ONE_HOUR);
else {
logln("era=" + cal.get(Calendar.ERA) +
", year=" + cal.get(Calendar.YEAR) +
", month=" + cal.get(Calendar.MONTH) +
", dom=" + cal.get(Calendar.DAY_OF_MONTH) +
", dow=" + cal.get(Calendar.DAY_OF_WEEK) +
", time-of-day=" + (((cal.get(Calendar.HOUR_OF_DAY) * 60 +
cal.get(Calendar.MINUTE)) * 60 +
cal.get(Calendar.SECOND)) * 1000 +
cal.get(Calendar.MILLISECOND)) / 3600000.0 +
" hours");
errln("FAIL: getOffset() = " + offset/(double)ONE_HOUR +
"; expected " + expOffset/(double)ONE_HOUR);
}
}
Example 6
| Source File: TimeZoneBoundaryTest.java From j2objc with Apache License 2.0 | 4 votes |
|
/**
* Find boundaries by stepping.
*/
void findBoundariesStepwise(int year, long interval, TimeZone z, int expectedChanges)
{
java.util.Calendar tempcal = java.util.Calendar.getInstance();
tempcal.clear();
tempcal.set(year, Calendar.JANUARY, 1);
Date d = tempcal.getTime();
long time = d.getTime(); // ms
long limit = time + ONE_YEAR + ONE_DAY;
boolean lastState = z.inDaylightTime(d);
int changes = 0;
logln("-- Zone " + z.getID() + " starts in " + year + " with DST = " + lastState);
logln("useDaylightTime = " + z.useDaylightTime());
while (time < limit)
{
d.setTime(time);
boolean state = z.inDaylightTime(d);
if (state != lastState)
{
logln((state ? "Entry " : "Exit ") +
"at " + d);
lastState = state;
++changes;
}
time += interval;
}
if (changes == 0)
{
if (!lastState && !z.useDaylightTime()) logln("No DST");
else errln("FAIL: DST all year, or no DST with true useDaylightTime");
}
else if (changes != 2)
{
errln("FAIL: " + changes + " changes seen; should see 0 or 2");
}
else if (!z.useDaylightTime())
{
errln("FAIL: useDaylightTime false but 2 changes seen");
}
if (changes != expectedChanges)
{
errln("FAIL: " + changes + " changes seen; expected " + expectedChanges);
}
}
