76 lines
1.6 KiB
Java
76 lines
1.6 KiB
Java
package eu.dnetlib.enabling.resultset;
|
|
|
|
import static org.junit.Assert.*;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.Iterator;
|
|
import java.util.List;
|
|
import org.junit.Before;
|
|
import org.junit.Test;
|
|
import org.junit.runner.RunWith;
|
|
import org.mockito.junit.MockitoJUnitRunner;
|
|
|
|
@RunWith(MockitoJUnitRunner.class)
|
|
public class FetchListTest {
|
|
|
|
/**
|
|
* object to test
|
|
*/
|
|
private FetchList<String> fetchList;
|
|
|
|
private List<String> list;
|
|
private Iterator<String> iter;
|
|
|
|
private int FETCH_SIZE = 10;
|
|
|
|
private int TOTAL_ELEMENTS = 100;
|
|
|
|
@Before
|
|
public void setUp() throws Exception {
|
|
list = new ArrayList<String>();
|
|
for (int i = 0; i < TOTAL_ELEMENTS; i++) {
|
|
list.add("XXX" + i);
|
|
}
|
|
this.iter = list.iterator();
|
|
fetchList = new FetchList<String>(iter, FETCH_SIZE);
|
|
|
|
}
|
|
|
|
@Test
|
|
public void testFetchList() {
|
|
assertNotNull(fetchList);
|
|
}
|
|
|
|
@Test
|
|
public void testPoll_consumedElements() {
|
|
assertEquals(0, fetchList.getConsumedElements());
|
|
fetchList.poll();
|
|
assertEquals(1, fetchList.getConsumedElements());
|
|
}
|
|
|
|
@Test
|
|
public void testFill_totalElements() {
|
|
assertEquals(FETCH_SIZE, fetchList.getTotalElements());
|
|
}
|
|
|
|
@Test
|
|
public void testPoll() {
|
|
for (int i = 0; i < TOTAL_ELEMENTS; i++) {
|
|
assertEquals(i, fetchList.getConsumedElements());
|
|
assertEquals(list.get(i), fetchList.poll());
|
|
}
|
|
assertEquals(TOTAL_ELEMENTS, fetchList.getConsumedElements());
|
|
assertEquals(TOTAL_ELEMENTS, fetchList.getTotalElements());
|
|
}
|
|
|
|
@Test
|
|
public void testPoll_null() {
|
|
for (int i = 0; i < TOTAL_ELEMENTS; i++) {
|
|
fetchList.poll();
|
|
}
|
|
assertNull(fetchList.poll());
|
|
assertNull(fetchList.poll());
|
|
assertNull(fetchList.poll());
|
|
}
|
|
}
|