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package org.scijava.object;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;

import java.util.List;

import org.junit.Test;

/**
 * Tests {@link SortedObjectIndex}.
 * 
 * @author Curtis Rueden
 */
public class SortedObjectIndexTest {

	@Test
	public void testGetAllSorted() {
		final SortedObjectIndex<String> objectIndex =
			new SortedObjectIndex<>(String.class);
		final String o1 = "quick";
		final String o2 = "brown";
		final String o3 = "fox";
		objectIndex.add(o1);
		objectIndex.add(o2);
		objectIndex.add(o3);
		final List<String> all = objectIndex.getAll();
		assertEquals(3, all.size());
		assertSame(o2, all.get(0));
		assertSame(o3, all.get(1));
		assertSame(o1, all.get(2));
	}

	@Test
	public void testDuplicates() {
		final SortedObjectIndex<String> objectIndex =
			new SortedObjectIndex<>(String.class);
		final String o1 = "quick";
		final String o2 = "brown";
		final String o3 = "fox";
		objectIndex.add(o1);
		objectIndex.add(o2);
		objectIndex.add(o3);
		objectIndex.add(o2);
		objectIndex.add(o3);
		objectIndex.add(o1);
		objectIndex.add(o3);
		objectIndex.remove(o3);
		final List<String> all = objectIndex.getAll();
		assertEquals(6, all.size());
		assertSame(o2, all.get(0));
		assertSame(o2, all.get(1));
		assertSame(o3, all.get(2));
		assertSame(o3, all.get(3));
		assertSame(o1, all.get(4));
		assertSame(o1, all.get(5));
	}

}
