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 * CruiseControl, a Continuous Integration Toolkit
 * Copyright (c) 2001, ThoughtWorks, Inc.
 * 200 E. Randolph, 25th Floor
 * Chicago, IL 60601 USA
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package net.sourceforge.cruisecontrol.sourcecontrols;

import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.UnknownHostException;
import java.util.Date;
import java.util.List;

import junit.framework.TestCase;
import net.sourceforge.cruisecontrol.CruiseControlException;
import net.sourceforge.cruisecontrol.Modification;

public class HttpFileTest extends TestCase {

    public void testValidate() {
        HttpFile httpFile = new HttpFile();

        try {
            httpFile.validate();
            fail("HttpFile should throw when url not set.");
        } catch (CruiseControlException e) {
            assertEquals("'url' is required for HttpFile", e.getMessage());
        }

        httpFile.setURL("Invalid URL");
        try {
            httpFile.validate();
            fail("HttpFile should throw when an invalid URL is provided");
        } catch (CruiseControlException e) {
            assertEquals("'url' is not a valid connection string", e.getMessage());
        }
    }

    public void testGetModifications() throws Exception {
        final long timestamp = 100;
        HttpFile httpFile = new HttpFile() {
            protected long getURLLastModified(URL url) {
                return timestamp;
            }
        };
        httpFile.setURL("http://dummy.domain.net/my/path?que=ry");
        List modifications = httpFile.getModifications(new Date(1), new Date());
        assertEquals(1, modifications.size());
        Modification modif = (Modification) modifications.get(0);
        assertEquals("my/path?que=ry", modif.getFileName());
        assertEquals("dummy.domain.net", modif.getFolderName());
        assertEquals("dummy.domain.net/my/path?que=ry", modif.getFullPath());
        assertEquals("", modif.comment);
        assertEquals(timestamp, modif.modifiedTime.getTime());
        assertEquals("User", modif.userName);
    }

    public void testShouldGetEmptyModificationListWhenURLNotAvailable() throws MalformedURLException {
        HttpFile httpFile = new HttpFile() {
            protected long getURLLastModified(URL url) throws IOException {
                throw new UnknownHostException(url.getHost());
            }
        };
        String urlString = "http://NOTAREALURL" + System.currentTimeMillis() + ".com";
        new URL(urlString);
        httpFile.setURL(urlString);
        assertEquals(0, httpFile.getModifications(new Date(), new Date()).size());
    }

    public void testShouldGetEmptyModificationnListWhenURLMalformed() {
        HttpFile httpFile = new HttpFile();
        httpFile.setURL("THISISAMALFORMEDURL");
        assertEquals(0, httpFile.getModifications(new Date(), new Date()).size());
    }

    public void testGetModificationsInvalidURL() throws Exception {
        HttpFile httpFile = new HttpFile();
        File tempFile = File.createTempFile("HttpFileTest", null);
        tempFile.deleteOnExit();
        httpFile.setURL(tempFile.toURI().toURL().toExternalForm());
        tempFile.delete();
        // should not throw with a URL that cannot be connected to
        httpFile.getModifications(new Date(), new Date());
    }

    public void testEmptyPath() throws Exception { 
        final long timestamp = 100; 
        HttpFile httpFile = new HttpFile() { 
            protected long getURLLastModified(URL url) { 
                return timestamp; 
            } 
        }; 
        httpFile.setURL("http://dummy.domain.net"); 
        List modifications = httpFile.getModifications(new Date(1), new Date()); 
        assertEquals(1, modifications.size()); 
        Modification modif = (Modification) modifications.get(0); 
        assertEquals("", modif.getFileName()); 
        assertEquals("dummy.domain.net", modif.getFolderName()); 
        assertEquals("dummy.domain.net/", modif.getFullPath()); 
        assertEquals("", modif.comment); 
        assertEquals(timestamp, modif.modifiedTime.getTime()); 
        assertEquals("User", modif.userName); 
    }
}