/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.agent;
import java.io.File;
import java.util.Properties;
import junit.framework.TestCase;
import org.drools.RuleBase;
import org.drools.RuleBaseFactory;
import org.drools.rule.Package;
public class DirectoryScannerTest extends TestCase {
public void testScan() throws Exception {
File dir = RuleBaseAssemblerTest.getTempDirectory();
Package p1 = new Package("p1");
Package p2 = new Package("p2");
File p1f = new File(dir, "p1.pkg");
File p2f = new File(dir, "p2.pkg");
RuleBaseAssemblerTest.writePackage(p1, p1f);
RuleBaseAssemblerTest.writePackage(p2, p2f);
DirectoryScanner scan = new DirectoryScanner();
scan.listener = new MockListener();
Properties props = new Properties();
props.setProperty(RuleAgent.DIRECTORY, dir.getPath());
scan.configure(props);
RuleBase rb = RuleBaseFactory.newRuleBase();
PackageProvider.applyChanges(rb, true, scan.loadPackageChanges().getChangedPackages(),
new MockListener());
assertEquals(2, rb.getPackages().length);
Package p3 = new Package("p3");
File p3f = new File(dir, "p3.pkg");
RuleBaseAssemblerTest.writePackage(p3, p3f);
PackageProvider.applyChanges(rb, true, scan.loadPackageChanges().getChangedPackages(),
new MockListener());
assertEquals(3, rb.getPackages().length);
}
public void testScanDRLFileReplace() throws Exception {
File dir = RuleBaseAssemblerTest.getTempDirectory();
Package p1 = new Package("p1");
Package p2 = new Package("p2");
File p1f = new File(dir, "p1.pkg");
File p2f = new File(dir, "p2.pkg");
RuleBaseAssemblerTest.writePackage(p1, p1f);
RuleBaseAssemblerTest.writePackage(p2, p2f);
DirectoryScanner scan = new DirectoryScanner();
scan.listener = new MockListener();
Properties props = new Properties();
props.setProperty(RuleAgent.DIRECTORY, dir.getPath());
scan.configure(props);
RuleBase rb = RuleBaseFactory.newRuleBase();
PackageChangeInfo info1 = scan.loadPackageChanges();
assertEquals(2, info1.getChangedPackages().size());
assertEquals(0, info1.getRemovedPackages().size());
PackageProvider.applyChanges(rb, true, info1.getChangedPackages(), info1.getRemovedPackages(), new MockListener());
assertEquals(2, rb.getPackages().length);
// Delete file p2.pkg and create file p3.pkg.
boolean fileDeleted = p2f.delete();
assertTrue(fileDeleted);
Package p3 = new Package("p3");
File p3f = new File(dir, "p3.pkg");
RuleBaseAssemblerTest.writePackage(p3, p3f);
PackageChangeInfo info2 = scan.loadPackageChanges();
assertEquals(1, info2.getChangedPackages().size());
assertEquals(1, info2.getRemovedPackages().size());
PackageProvider.applyChanges(rb, true, info2.getChangedPackages(), info2.getRemovedPackages(), new MockListener());
assertEquals(2, rb.getPackages().length);
}
}