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package org.dcache.webadmin.controller.impl;
import org.apache.wicket.extensions.markup.html.repeater.data.sort.SortOrder;
import org.json.JSONException;
import org.junit.Before;
import org.junit.Test;
import org.mockito.InOrder;
import java.util.Iterator;
import java.util.Set;
import java.util.TreeSet;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import org.dcache.alarms.AlarmPriority;
import org.dcache.alarms.LogEntry;
import org.dcache.webadmin.controller.util.AlarmTableProvider;
import org.dcache.webadmin.model.dataaccess.LogEntryDAO;
import org.dcache.webadmin.model.dataaccess.impl.DAOFactoryImplHelper;
import org.dcache.webadmin.model.exceptions.DAOException;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.lessThanOrEqualTo;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.inOrder;
/**
* Tests both the service refresh and the provider filtering and sorting.
*
* @author arossi
*/
public class StandardAlarmDisplayServiceTest {
private LogEntryDAO mocked;
private StandardAlarmDisplayService service;
private AlarmTableProvider provider;
private DAOFactoryImplHelper helper;
@Before
public void setup() throws Exception {
helper = new DAOFactoryImplHelper();
mocked = helper.getLogEntryDAO();
service = new TestAlarmDisplayService(helper);
provider = service.getDataProvider();
}
@Test
public void shouldCallUpdateDeleteAndGetInOrderOnRefresh()
throws JSONException, DAOException {
InOrder inOrder = inOrder(mocked);
Set<LogEntry> update = givenSetOfAlarmEntriesOfLength(2);
Set<LogEntry> delete = givenSetOfAlarmEntriesOfLength(3);
givenEntriesAreSelectedForUpdateInProvider(update);
givenEntriesAreSelectedForDeleteInProvider(delete);
givenRefreshIsCalled();
/*
* the provider's lists are cleared internally; seems what mockito is
* verifying is not the historical call but the current state!
*/
update.clear();
delete.clear();
inOrder.verify(mocked).update(update);
inOrder.verify(mocked).remove(delete);
}
@Test
public void shouldFilterOnExpression() throws JSONException {
int numberOfEntries = 4;
Set<LogEntry> entries = givenSetOfAlarmEntriesOfLength(numberOfEntries);
givenThatProviderAlarmsAre(entries);
givenThatFilterExpressionIs("ALARM_2");
Iterator<? extends LogEntry> it = provider.iterator(0,
numberOfEntries);
int count = 0;
LogEntry found = new LogEntry();
while (it.hasNext()) {
found = it.next();
count++;
}
assertThat(count, is(1));
assertThat(found.getType().equals("ALARM_2"), is(true));
givenThatFilterExpressionIs("FOO");
it = provider.iterator(0, numberOfEntries);
count = 0;
while (it.hasNext()) {
it.next();
count++;
}
assertThat(count, is(0));
}
@Test
public void shouldFilterOnNotShowClosed() throws JSONException {
int numberOfEntries = 4;
Set<LogEntry> entries = givenSetOfAlarmEntriesOfLength(numberOfEntries);
LogEntry closed = givenThatEntryIsClosed(entries, 2);
givenThatProviderAlarmsAre(entries);
givenThatShowClosedIs(false);
Iterator<? extends LogEntry> it = provider.iterator(0,
numberOfEntries);
int count = 0;
while (it.hasNext()) {
assertThat(closed.equals(it.next()), is(false));
count++;
}
assertThat(count, is(numberOfEntries - 1));
}
@Test
public void shouldFilterOnRegex() throws JSONException {
int numberOfEntries = 4;
Set<LogEntry> entries = givenSetOfAlarmEntriesOfLength(numberOfEntries);
givenThatProviderAlarmsAre(entries);
givenThatRegularExpressionIs(".*LARM_0.*");
Iterator<? extends LogEntry> it = provider.iterator(0,
numberOfEntries);
int count = 0;
LogEntry found = new LogEntry();
while (it.hasNext()) {
found = it.next();
count++;
}
assertThat(count, is(1));
assertThat(found.getType().equals("ALARM_0"), is(true));
givenThatRegularExpressionIs(".*FOO.*");
it = provider.iterator(0, numberOfEntries);
count = 0;
while (it.hasNext()) {
it.next();
count++;
}
assertThat(count, is(0));
}
@Test
public void shouldNotFilterOnShowClosed() throws JSONException {
int numberOfEntries = 4;
Set<LogEntry> entries = givenSetOfAlarmEntriesOfLength(numberOfEntries);
givenThatEntryIsClosed(entries, 2);
givenThatProviderAlarmsAre(entries);
givenThatShowClosedIs(true);
Iterator<? extends LogEntry> it = provider.iterator(0,
numberOfEntries);
int count = 0;
while (it.hasNext()) {
it.next();
count++;
}
assertThat(count, is(numberOfEntries));
}
@Test
public void shouldSortOnCount() throws JSONException {
provider.setPriority(AlarmPriority.LOW);
int numberOfEntries = 20;
Set<LogEntry> entries = givenSetOfAlarmEntriesOfLength(numberOfEntries);
givenThatProviderAlarmsAre(entries);
givenThatProviderShouldSortOnCount();
Iterator<? extends LogEntry> it = provider.iterator(0,
numberOfEntries);
int lastCount = 0;
while (it.hasNext()) {
int currentCount = it.next().getReceived();
assertThat(lastCount, lessThanOrEqualTo(currentCount));
lastCount = currentCount;
}
}
private void givenEntriesAreSelectedForDeleteInProvider(Set<LogEntry> list) {
for (LogEntry entry : list) {
provider.addToDeleted(entry);
}
}
private void givenEntriesAreSelectedForUpdateInProvider(Set<LogEntry> list) {
for (LogEntry entry : list) {
provider.addToUpdated(entry);
}
}
private void givenRefreshIsCalled() {
service.refresh();
}
private Set<LogEntry> givenSetOfAlarmEntriesOfLength(int n)
throws JSONException {
Set<LogEntry> set = new TreeSet<>();
for (int i = 0; i < n; i++) {
LogEntry entry = new LogEntry();
entry.setKey(UUID.randomUUID().toString());
entry.setFirstArrived(System.currentTimeMillis()
+ TimeUnit.MINUTES.toMillis(i));
entry.setLastUpdate(entry.getFirstArrived());
entry.setType("ALARM_" + i);
entry.setReceived(n - i);
set.add(entry);
}
return set;
}
private LogEntry givenThatEntryIsClosed(Set<LogEntry> entries, int k) {
int i = 0;
for (LogEntry entry : entries) {
if (i == k) {
entry.setClosed(true);
return entry;
}
i++;
}
return null;
}
private void givenThatFilterExpressionIs(String exp) {
provider.setExpression(exp);
provider.setRegex(false);
}
private void givenThatProviderAlarmsAre(Set<LogEntry> entries) {
provider.setEntries(entries);
}
private void givenThatProviderShouldSortOnCount() {
provider.setSort("count", SortOrder.ASCENDING);
}
private void givenThatRegularExpressionIs(String exp) {
provider.setExpression(exp);
provider.setRegex(true);
}
private void givenThatShowClosedIs(boolean showClosed) {
provider.setShowClosed(showClosed);
}
}