package org.opennms.util.ilr;
import static org.junit.Assert.*;
import static org.opennms.util.ilr.Filter.*;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import org.junit.Test;
import org.opennms.util.ilr.Filter.Predicate;
public class FilterTest {
Filter filter = new Filter();
Collector c = new Collector();
ServiceCollector svcCollector = new ServiceCollector(null);
public void setup() {
c.addLog("2010-03-13 02:21:30,000 DEBUG [CollectdScheduler-400 Pool-fiber51] Collectd: collector.collect: begin:0/1.1.1.1/SNMP");
c.addLog("2010-03-13 02:21:40,000 DEBUG [CollectdScheduler-400 Pool-fiber51] Collectd: collector.collect: end:0/1.1.1.1/SNMP");
c.addLog("2010-03-13 02:22:20,976 DEBUG [CollectdScheduler-400 Pool-fiber51] Collectd: collector.collect: begin:0/2.2.2.2/SNMP");
c.addLog("2010-03-13 02:22:50,976 DEBUG [CollectdScheduler-400 Pool-fiber51] Collectd: collector.collect: end:0/2.2.2.2/SNMP");
c.addLog("2010-03-13 02:23:30,000 DEBUG [CollectdScheduler-400 Pool-fiber51] Collectd: collector.collect: begin:0/3.3.3.3/SNMP");
c.addLog("2010-03-13 02:23:50,000 DEBUG [CollectdScheduler-400 Pool-fiber51] Collectd: collector.collect: end:0/3.3.3.3/SNMP");
}
@Test
public void testCreatePredicate() {
Predicate<Integer> predicate = new Predicate<Integer>() {
public boolean apply(Integer i) {
if(i == 1){
return true;
}else{
return false;
}
}
};
boolean expectedTrue = predicate.apply(1);
boolean expectedFalse = predicate.apply(0);
assertEquals(true, expectedTrue);
assertEquals(false, expectedFalse);
}
@Test
public void testCreateIntegerBasedFilter() {
Predicate<Integer> predicate = filter.createIntegerBasedPredicate(3);
List<Integer> list = Arrays.asList(new Integer[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 });
Collection<Integer> actual = filter(list, predicate);
List<Integer> expected = Arrays.asList(new Integer[] {3});
assertEquals(expected, actual);
}
@Test
public void testCreateStringBasedFilter() {
Predicate<String> predicate = filter.createStringBasedPredicate("This is a String");
List<String> list = Arrays.asList(new String[] {"just", "to","let","you","know","This is a String"});
Collection<String> actual = filter(list, predicate);
List<String> expected = Arrays.asList(new String[] {"This is a String"});
assertEquals(expected, actual);
}
@Test
public void testFilterEvenNumbersOut() {
List<Integer> list = Arrays.asList(new Integer[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 });
Collection<Integer> oddNumbers = filter(list, new Predicate<Integer>() {
public boolean apply(Integer i) {
if (i % 2 != 0) {
return true;
}
return false;
}
});
List<Integer> expected = Arrays.asList(new Integer[] {1, 3, 5, 7, 9});
assertEquals(expected, oddNumbers);
}
@Test
public void testFilterServiceCollectorsByServiceID () {
setup();
final String serviceID = "0/3.3.3.3/SNMP";
Collection<ServiceCollector> filtered = filter(c.getServiceCollectors(), and(eq(serviceID(), serviceID), lessThan(collectionCount(), 2)));
assertEquals(1, filtered.size());
assertEquals(serviceID, filtered.iterator().next().getServiceID());
}
@Test
public void testCompoundFilters() {
setup();
final String serviceID1 = "0/1.1.1.1/SNMP";
final String serviceID2 = "0/2.2.2.2/SNMP";
final String serviceID3 = "0/3.3.3.3/SNMP";
Collection<ServiceCollector> compoundOrFilter = filter(c.getServiceCollectors(), or(byServiceID(serviceID2), byServiceID(serviceID3)));
assertEquals(2, compoundOrFilter.size());
assertEquals(serviceID2, compoundOrFilter.iterator().next().getServiceID());
Collection<ServiceCollector> compoundAndFilter = filter(c.getServiceCollectors(), and(byServiceID(serviceID1), byServiceID(serviceID2)));
assertEquals(0, compoundAndFilter.size());
assertFalse(compoundOrFilter.contains(serviceID1));
assertFalse(compoundOrFilter.contains(serviceID2));
assertFalse(compoundOrFilter.contains(serviceID3));
}
@Test
public void testFilterOddNumbersOut() {
List<Integer> list = Arrays.asList(new Integer[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 });
Collection<Integer> evenNumbers = filter(list, new Predicate<Integer>() {
public boolean apply(Integer i) {
if (i % 2 == 0) {
return true;
}
return false;
}
});
List<Integer> expected = Arrays.asList(new Integer[] {2, 4, 6, 8, 10});
assertEquals(expected, evenNumbers);
}
}