DateMathExpressionResolverTests.java 文件源码

public void testExpression_CustomTimeZoneInIndexName() throws Exception {
    DateTimeZone timeZone;
    int hoursOffset;
    int minutesOffset = 0;
    if (randomBoolean()) {
        hoursOffset = randomIntBetween(-12, 14);
        timeZone = DateTimeZone.forOffsetHours(hoursOffset);
    } else {
        hoursOffset = randomIntBetween(-11, 13);
        minutesOffset = randomIntBetween(0, 59);
        timeZone = DateTimeZone.forOffsetHoursMinutes(hoursOffset, minutesOffset);
    }
    DateTime now;
    if (hoursOffset >= 0) {
        // rounding to next day 00:00
        now = DateTime.now(UTC).plusHours(hoursOffset).plusMinutes(minutesOffset).withHourOfDay(0).withMinuteOfHour(0).withSecondOfMinute(0);
    } else {
        // rounding to today 00:00
        now = DateTime.now(UTC).withHourOfDay(0).withMinuteOfHour(0).withSecondOfMinute(0);
    }
    Context context = new Context(this.context.getState(), this.context.getOptions(), now.getMillis());
    List<String> results = expressionResolver.resolve(context, Arrays.asList("<.marvel-{now/d{YYYY.MM.dd|" + timeZone.getID() + "}}>"));
    assertThat(results.size(), equalTo(1));
    logger.info("timezone: [{}], now [{}], name: [{}]", timeZone, now, results.get(0));
    assertThat(results.get(0), equalTo(".marvel-" + DateTimeFormat.forPattern("YYYY.MM.dd").print(now.withZone(timeZone))));
}