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test/java/time/tck/java/time/TCKLocalDate.java
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@@ -117,10 +117,11 @@
import java.time.temporal.TemporalUnit;
import java.time.temporal.UnsupportedTemporalTypeException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
+import java.util.stream.Collectors;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import test.java.time.MockSimplePeriod;
@@ -2359,6 +2360,167 @@
public void test_getEra() {
IsoEra isoEra = LocalDate.MAX.getEra();
assertSame(isoEra,IsoEra.CE);
assertSame(LocalDate.MIN.getEra(),IsoEra.BCE);
}
+
+ //-----------------------------------------------------------------
+ // datesUntil()
+ // ----------------------------------------------------------------
+ @Test
+ public void test_datesUntil() {
+ assertEquals(
+ date(2015, 9, 29).datesUntil(date(2015, 10, 3)).collect(
+ Collectors.toList()), Arrays.asList(date(2015, 9, 29),
+ date(2015, 9, 30), date(2015, 10, 1), date(2015, 10, 2)));
+ assertEquals(date(2015, 9, 29).datesUntil(date(2015, 10, 3), Period.ofDays(2))
+ .collect(Collectors.toList()), Arrays.asList(date(2015, 9, 29),
+ date(2015, 10, 1)));
+ assertEquals(date(2015, 1, 31).datesUntil(date(2015, 6, 1), Period.ofMonths(1))
+ .collect(Collectors.toList()), Arrays.asList(date(2015, 1, 31),
+ date(2015, 2, 28), date(2015, 3, 31), date(2015, 4, 30),
+ date(2015, 5, 31)));
+ }
+
+ @Test(expectedExceptions=NullPointerException.class)
+ public void test_datesUntil_nullEnd() {
+ LocalDate date = date(2015, 1, 31);
+ date.datesUntil(null);
+ }
+
+ @Test(expectedExceptions=NullPointerException.class)
+ public void test_datesUntil_nullEndStep() {
+ LocalDate date = date(2015, 1, 31);
+ date.datesUntil(null, Period.ofDays(1));
+ }
+
+ @Test(expectedExceptions=NullPointerException.class)
+ public void test_datesUntil_nullStep() {
+ LocalDate date = date(2015, 1, 31);
+ date.datesUntil(date, null);
+ }
+
+ @Test(expectedExceptions=IllegalArgumentException.class)
+ public void test_datesUntil_zeroStep() {
+ LocalDate date = date(2015, 1, 31);
+ date.datesUntil(date, Period.ZERO);
+ }
+
+ @Test(expectedExceptions=IllegalArgumentException.class)
+ public void test_datesUntil_negativeStep() {
+ LocalDate date = date(2015, 1, 31);
+ date.datesUntil(date, Period.of(1, 0, -1));
+ }
+
+ @DataProvider(name="datesUntil")
+ public Object[][] provider_datesUntil() {
+ return new Object[][] {
+ {MIN_DATE, MIN_DATE},
+ {MIN_DATE, MAX_DATE},
+ {MAX_DATE, MAX_DATE},
+ {date(2015,10,1), date(2015,10,2)},
+ {date(2015,10,1), date(2015,11,1)},
+ {date(2015,10,31), date(2015,11,1)},
+ {date(2015,10,1), MAX_DATE},
+ {MIN_DATE, date(2015,10,1)}
+ };
+ }
+
+ @Test(dataProvider = "datesUntil")
+ public void test_datesUntil_count(LocalDate start, LocalDate end) {
+ assertEquals(end.datesUntil(start).count(), 0L);
+ assertEquals(end.datesUntil(start, Period.ofYears(1)).count(), 0L);
+ assertEquals(end.datesUntil(start, Period.ofMonths(1)).count(), 0L);
+ assertEquals(end.datesUntil(start, Period.ofDays(1)).count(), 0L);
+ assertEquals(start.datesUntil(end).count(), start.until(end, ChronoUnit.DAYS));
+ assertEquals(start.datesUntil(end, Period.ofDays(1)).count(),
+ start.until(end, ChronoUnit.DAYS));
+ }
+
+ @DataProvider(name="datesUntilSteps")
+ public Object[][] provider_datesUntil_steps() {
+ List<Object[]> data = new ArrayList<>(Arrays.asList(new Object[][] {
+ {MIN_DATE, MAX_DATE, Period.ofYears(Year.MAX_VALUE)},
+ {MIN_DATE, MAX_DATE, Period.ofDays(2)},
+ {MIN_DATE, MAX_DATE, Period.of(1,2,3)},
+ {MIN_DATE, MAX_DATE, Period.of(1,2,1000000)},
+ {MIN_DATE, MAX_DATE, Period.of(1,1000000,3)},
+ {MIN_DATE, MAX_DATE, Period.of(1000000,2,3)},
+ {MIN_DATE, MAX_DATE.minusYears(1), Period.ofYears(Year.MAX_VALUE)},
+ {MAX_DATE.minusMonths(1), MAX_DATE, Period.ofMonths(1)},
+ {date(Year.MAX_VALUE, 2, 20), MAX_DATE, Period.of(0, 1, 1)},
+ {date(2015,1,1), date(2016,1,1), Period.ofYears(1)},
+ {date(2015,1,1), date(2016,1,1), Period.ofDays(365)},
+ {date(2015,1,1), date(2016,1,1), Period.ofDays(366)},
+ {date(2015,1,1), date(2016,1,1), Period.ofDays(4)},
+ {date(2015,1,1), date(2016,1,1), Period.of(0,1,2)},
+ {date(2015,1,1), date(2016,1,1), Period.ofMonths(1)},
+ {date(2015,1,1), date(2016,1,1), Period.ofMonths(12)},
+ {date(2015,1,1), date(2016,1,2), Period.ofMonths(12)},
+ {date(2015,1,1), date(2016,1,1), Period.of(0, 11, 30)},
+ {date(2015,1,1), date(2015,12,31), Period.of(0, 11, 30)},
+ {date(2015,1,31), date(2015,12,31), Period.ofMonths(2)},
+ {date(2015,1,31), date(2015,12,1), Period.ofMonths(2)},
+ {date(2015,1,31), date(2015,11,30), Period.ofMonths(2)},
+ {date(2015,1,31), date(2030,11,30), Period.of(1,30,365)},
+ {date(2015,1,31), date(2043,1,31), Period.of(4,0,0)},
+ {date(2015,1,31), date(2043,2,1), Period.of(4,0,0)},
+ {date(2015,1,31), date(2043,1,31), Period.of(3,11,30)},
+ {date(2015,1,31), date(2043,2,1), Period.of(3,11,30)},
+ {date(2015,1,31), date(2043,1,31), Period.of(0,0,1460)},
+ {date(2015,1,31), date(2043,1,31), Period.of(0,0,1461)},
+ {date(2015,1,31), date(2043,2,1), Period.of(0,0,1461)},
+ {date(2015,1,31), MAX_DATE, Period.of(10,100,1000)},
+ {date(2015,1,31), MAX_DATE, Period.of(1000000,10000,100000)},
+ {date(2015,1,31), MAX_DATE, Period.ofDays(10000000)},
+ {date(2015,1,31), MAX_DATE, Period.ofDays(Integer.MAX_VALUE)},
+ {date(2015,1,31), MAX_DATE, Period.ofMonths(Integer.MAX_VALUE)},
+ {date(2015,1,31), MAX_DATE, Period.ofYears(Integer.MAX_VALUE)}
+ }));
+ LocalDate start = date(2014, 1, 15);
+ LocalDate end = date(2015, 3, 4);
+ for (int months : new int[] { 0, 1, 2, 6, 12, 13 }) {
+ for (int days = 0; days < 80; days++) {
+ if (months > 0 || days > 0)
+ data.add(new Object[] { start, end, Period.of(0, months, days) });
+ }
+ }
+ for (int days = 27; days < 100; days++) {
+ data.add(new Object[] { start, start.plusDays(days), Period.ofMonths(1) });
+ }
+ return data.toArray(new Object[data.size()][]);
+ }
+
+ @Test(dataProvider="datesUntilSteps")
+ public void test_datesUntil_step(LocalDate start, LocalDate end, Period step) {
+ // Reverse range: must produce empty stream
+ assertEquals(end.datesUntil(start, step).count(), 0);
+ long count = start.datesUntil(end, step).count();
+ if(start.equals(end)) {
+ assertTrue(count == 0);
+ } else {
+ assertTrue(count > 0);
+ // the last value must be before the end date
+ assertTrue(start.plusMonths(step.toTotalMonths()*(count-1))
+ .plusDays(step.getDays()*(count-1)).isBefore(end));
+ try {
+ // the next after the last value must be either invalid
+ // or not before the end date
+ assertFalse(start.plusMonths(step.toTotalMonths()*count)
+ .plusDays(step.getDays()*count).isBefore(end));
+ } catch (ArithmeticException | DateTimeException e) {
+ // ignore: possible overflow for the next value is ok
+ }
+ if(count < 1000) {
+ assertTrue(start.datesUntil(end, step)
+ .allMatch(date -> !date.isBefore(start) && date.isBefore(end)));
+ List<LocalDate> list = new ArrayList<>();
+ for(long i=0; i<count; i++) {
+ list.add(start.plusMonths(step.toTotalMonths()*i)
+ .plusDays(step.getDays()*i));
+ }
+ assertEquals(start.datesUntil(end, step)
+ .collect(Collectors.toList()), list);
+ }
+ }
+ }
}
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