Test case for js-joda/js-joda#166

ZonedDateTimeParseOverlap.groovy

import java.time.*
// import org.threeten.bp.*

def data_dst_samples = [
        // overlap
        ['2017-11-05T01:00:00-07:00[America/Los_Angeles]', '2017-11-05T08:00:00Z'],
        ['2017-11-05T01:00:00-08:00[America/Los_Angeles]', '2017-11-05T08:00:00Z'],
        ['2017-11-05T02:00:00-08:00[America/Los_Angeles]', '2017-11-05T10:00:00Z'],

        ['2016-11-06T01:00-04:00[America/New_York]', '2016-11-06T05:00:00Z'],
        ['2016-11-06T01:00-05:00[America/New_York]', '2016-11-06T05:00:00Z'],
        ['2016-11-06T01:30-04:00[America/New_York]', '2016-11-06T05:30:00Z'],
        ['2016-11-06T01:30-05:00[America/New_York]', '2016-11-06T05:30:00Z'],
        ['2016-11-06T02:00-04:00[America/New_York]', '2016-11-06T07:00:00Z'],
        ['2016-11-06T02:00-05:00[America/New_York]', '2016-11-06T07:00:00Z'],

        ['2016-10-30T02:00+02:00[Europe/Berlin]', '2016-10-30T00:00:00Z'],
        ['2016-10-30T02:00+03:00[Europe/Berlin]', '2016-10-30T00:00:00Z'],
        ['2016-10-30T02:30+02:00[Europe/Berlin]', '2016-10-30T00:30:00Z'],
        ['2016-10-30T02:30+03:00[Europe/Berlin]', '2016-10-30T00:30:00Z'],
        ['2016-10-30T03:00+02:00[Europe/Berlin]', '2016-10-30T02:00:00Z'],
        ['2016-10-30T03:00+03:00[Europe/Berlin]', '2016-10-30T02:00:00Z'],
]

for(sample in data_dst_samples) {
    def instant = Instant.parse(sample[1])
    def zdtInstant = ZonedDateTime.parse(sample[0]).toInstant()
    println("${zdtInstant}: ${zdtInstant.equals(instant)}")
}