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@ -25,8 +25,11 @@ import org.junit.*;
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import java.util.*;
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import static java.util.Calendar.*;
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import static junit.framework.Assert.assertEquals;
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import static org.hamcrest.CoreMatchers.*;
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import static org.hamcrest.MatcherAssert.*;
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import static org.isoron.uhabits.utils.DateUtils.applyTimezone;
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import static org.isoron.uhabits.utils.DateUtils.removeTimezone;
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public class DateUtilsTest extends BaseUnitTest
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{
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@ -147,4 +150,86 @@ public class DateUtilsTest extends BaseUnitTest
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assertThat(DateUtils.getDaysBetween(t1, t3), equalTo(365));
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assertThat(DateUtils.getDaysBetween(t3, t1), equalTo(365));
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}
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@Test
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public void test_applyTimezone()
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{
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DateUtils.setFixedTimeZone(TimeZone.getTimeZone("Australia/Sydney"));
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assertEquals(applyTimezone(timestamp(2017, JULY, 30, 18, 0, 0)), (timestamp(2017, JULY, 30, 8, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 0, 0, 0)), (timestamp(2017, SEPTEMBER, 29, 14, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 10, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 0, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 11, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 1, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 12, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 2, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 13, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 3, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 22, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 12, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, SEPTEMBER, 30, 23, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 13, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 0, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 14, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 1, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 15, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 1, 59, 0)), (timestamp(2017, SEPTEMBER, 30, 15, 59, 0)));
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// DST begins
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 3, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 16, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 4, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 17, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 5, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 18, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 11, 0, 0)), (timestamp(2017, OCTOBER, 1, 0, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 12, 0, 0)), (timestamp(2017, OCTOBER, 1, 1, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 13, 0, 0)), (timestamp(2017, OCTOBER, 1, 2, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 14, 0, 0)), (timestamp(2017, OCTOBER, 1, 3, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 15, 0, 0)), (timestamp(2017, OCTOBER, 1, 4, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 1, 19, 0, 0)), (timestamp(2017, OCTOBER, 1, 8, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, OCTOBER, 2, 19, 0, 0)), (timestamp(2017, OCTOBER, 2, 8, 0, 0)));
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assertEquals(applyTimezone(timestamp(2017, NOVEMBER, 30, 19, 0, 0)), (timestamp(2017, NOVEMBER, 30, 8, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, MARCH, 31, 0, 0, 0)), (timestamp(2018, MARCH, 30, 13, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, MARCH, 31, 12, 0, 0)), (timestamp(2018, MARCH, 31, 1, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, MARCH, 31, 18, 0, 0)), (timestamp(2018, MARCH, 31, 7, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 0, 0, 0)), (timestamp(2018, MARCH, 31, 13, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 1, 0, 0)), (timestamp(2018, MARCH, 31, 14, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 1, 59, 0)), (timestamp(2018, MARCH, 31, 14, 59, 0)));
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// DST ends
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 2, 0, 0)), (timestamp(2018, MARCH, 31, 16, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 3, 0, 0)), (timestamp(2018, MARCH, 31, 17, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 4, 0, 0)), (timestamp(2018, MARCH, 31, 18, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 10, 0, 0)), (timestamp(2018, APRIL, 1, 0, 0, 0)));
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assertEquals(applyTimezone(timestamp(2018, APRIL, 1, 18, 0, 0)), (timestamp(2018, APRIL, 1, 8, 0, 0)));
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}
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@Test
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public void test_removeTimezone()
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{
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DateUtils.setFixedTimeZone(TimeZone.getTimeZone("Australia/Sydney"));
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assertEquals(removeTimezone(timestamp(2017, JULY, 30, 8, 0, 0)), (timestamp(2017, JULY, 30, 18, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 29, 14, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 0, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 0, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 10, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 1, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 11, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 2, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 12, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 3, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 13, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 12, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 22, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 13, 0, 0)), (timestamp(2017, SEPTEMBER, 30, 23, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 14, 0, 0)), (timestamp(2017, OCTOBER, 1, 0, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 15, 0, 0)), (timestamp(2017, OCTOBER, 1, 1, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 15, 59, 0)), (timestamp(2017, OCTOBER, 1, 1, 59, 0)));
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// DST begins
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 16, 0, 0)), (timestamp(2017, OCTOBER, 1, 3, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 17, 0, 0)), (timestamp(2017, OCTOBER, 1, 4, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, SEPTEMBER, 30, 18, 0, 0)), (timestamp(2017, OCTOBER, 1, 5, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 1, 0, 0, 0)), (timestamp(2017, OCTOBER, 1, 11, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 1, 1, 0, 0)), (timestamp(2017, OCTOBER, 1, 12, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 1, 2, 0, 0)), (timestamp(2017, OCTOBER, 1, 13, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 1, 3, 0, 0)), (timestamp(2017, OCTOBER, 1, 14, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 1, 4, 0, 0)), (timestamp(2017, OCTOBER, 1, 15, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 1, 8, 0, 0)), (timestamp(2017, OCTOBER, 1, 19, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, OCTOBER, 2, 8, 0, 0)), (timestamp(2017, OCTOBER, 2, 19, 0, 0)));
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assertEquals(removeTimezone(timestamp(2017, NOVEMBER, 30, 8, 0, 0)), (timestamp(2017, NOVEMBER, 30, 19, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 30, 13, 0, 0)), (timestamp(2018, MARCH, 31, 0, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 1, 0, 0)), (timestamp(2018, MARCH, 31, 12, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 7, 0, 0)), (timestamp(2018, MARCH, 31, 18, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 13, 0, 0)), (timestamp(2018, APRIL, 1, 0, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 14, 0, 0)), (timestamp(2018, APRIL, 1, 1, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 14, 59, 0)), (timestamp(2018, APRIL, 1, 1, 59, 0)));
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// DST ends
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 16, 0, 0)), (timestamp(2018, APRIL, 1, 2, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 17, 0, 0)), (timestamp(2018, APRIL, 1, 3, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, MARCH, 31, 18, 0, 0)), (timestamp(2018, APRIL, 1, 4, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, APRIL, 1, 0, 0, 0)), (timestamp(2018, APRIL, 1, 10, 0, 0)));
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assertEquals(removeTimezone(timestamp(2018, APRIL, 1, 8, 0, 0)), (timestamp(2018, APRIL, 1, 18, 0, 0)));
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}
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}
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