/*******************************************************************************
 * Copyright (c) 2008, 2010 VMware Inc.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   VMware Inc. - initial contribution
 *******************************************************************************/

package org.eclipse.virgo.web.test;

import static org.junit.Assert.assertTrue;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;

import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;

import org.eclipse.virgo.util.io.FileSystemUtils;

/**
 */
@Ignore("[DMS-2877] Fails on the build server, possibly due to Linux's scheduling")
public class PerAppTraceRoutingTests extends AbstractWebIntegrationTests {

    @Before
    public void deleteTraceFiles() {
        FileSystemUtils.deleteRecursively("build/per-app-logging.war-0");
    }

    @Test
    public void perAppTraceRouting() throws Exception {
        assertDeployAndUndeployBehavior("per-app-logging", new File("src/test/apps-static/per-app-logging.war"), "");

        File traceFile = new File("build/per-app-logging.war-0/trace.log");
        assertTrue(traceFile.exists());
        List<String> expectedText = new ArrayList<String>();

        expectedText.addAll(Arrays.asList(new String[] { "System.out I System.out from PerAppLoggingTest",
            "System.err E System.err from PerAppLoggingTest" }));

        try {
            // Sleep for five seconds to give the trace a chance to have been flushed
            Thread.yield();
            Thread.sleep(5000);
        } catch (InterruptedException ie) {

        }

        BufferedReader reader = new BufferedReader(new FileReader(traceFile));
        String line = reader.readLine();

        while (line != null && !expectedText.isEmpty()) {
            Iterator<String> expected = expectedText.iterator();
            while (expected.hasNext()) {
                if (line.contains(expected.next())) {
                    expected.remove();
                }
            }
            line = reader.readLine();
        }
        reader.close();
        assertTrue("Expected text " + expectedText + " was not found in the application's trace file", expectedText.isEmpty());
    }
}