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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.predicate.index;
import com.yahoo.search.predicate.SubqueryBitmap;
import org.junit.jupiter.api.Test;
import java.util.Arrays;
import static org.junit.jupiter.api.Assertions.*;
public class IntervalPostingListTest {
@Test
void requireThatPostingListCanIterate() {
PredicateIntervalStore.Builder builder = new PredicateIntervalStore.Builder();
int ref1 = builder.insert(Arrays.asList(0x1ffff));
int ref2 = builder.insert(Arrays.asList(0x1ffff));
int ref3 = builder.insert(Arrays.asList(0x10001, 0x2ffff));
IntervalPostingList postingList = new IntervalPostingList(
builder.build(), new int[]{2, 4, 6}, new int[]{ref1, ref2, ref3}, SubqueryBitmap.ALL_SUBQUERIES);
assertEquals(-1, postingList.getDocId());
assertEquals(0, postingList.getInterval());
assertEquals(0xffffffffffffffffL, postingList.getSubquery());
assertTrue(postingList.nextDocument(0));
assertTrue(postingList.prepareIntervals());
assertEquals(2, postingList.getDocId());
assertEquals(0x1ffff, postingList.getInterval());
assertFalse(postingList.nextInterval());
assertTrue(postingList.nextDocument(4));
assertTrue(postingList.prepareIntervals());
assertEquals(6, postingList.getDocId());
assertEquals(0x10001, postingList.getInterval());
assertTrue(postingList.nextInterval());
assertEquals(0x2ffff, postingList.getInterval());
assertFalse(postingList.nextInterval());
assertFalse(postingList.nextDocument(8));
}
}
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