Source Code Cross Referenced for URLScannerTest.java in  » Rule-Engine » drolls-Rule-Engine » org » drools » agent » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Rule Engine » drolls Rule Engine » org.drools.agent 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package org.drools.agent;
002:
003:        import java.io.File;
004:        import java.io.FileInputStream;
005:        import java.io.IOException;
006:        import java.net.URL;
007:        import java.net.URLEncoder;
008:        import java.util.ArrayList;
009:        import java.util.List;
010:        import java.util.Properties;
011:
012:        import junit.framework.TestCase;
013:
014:        import org.drools.RuleBase;
015:        import org.drools.RuleBaseFactory;
016:        import org.drools.common.DroolsObjectInputStream;
017:        import org.drools.rule.Package;
018:
019:        public class URLScannerTest extends TestCase {
020:
021:            public void testFileURLCache() throws Exception {
022:                File dir = RuleBaseAssemblerTest.getTempDirectory();
023:
024:                String url = "http://localhost:8080/foo/bar.bar/packages/IMINYRURL/LATEST";
025:                String fileName = URLEncoder.encode(url, "UTF-8");
026:
027:                File f = new File(dir, fileName);
028:
029:                Package p = new Package("x");
030:
031:                RuleBaseAssemblerTest.writePackage(p, f);
032:
033:                DroolsObjectInputStream in = new DroolsObjectInputStream(
034:                        new FileInputStream(f));
035:                Package p_ = (Package) in.readObject();
036:                assertEquals("x", p_.getName());
037:
038:            }
039:
040:            //    public void testGetURL() throws Exception {
041:            //        String url = "http://localhost:8080/foo/bar.bar/packages/IMINYRURL/LATEST";
042:            //        URL u = new URL(url);
043:            //        assertEquals(url, URLScanner.getURL( u ));
044:            //        //URLConnection con = u.openConnection();
045:            //        //con.connect();
046:            //    }
047:
048:            public void testGetFiles() throws Exception {
049:
050:                URL u1 = new URL(
051:                        "http://localhost:8080/foo/bar.bar/packages/IMINYRURL/LATEST");
052:                URL u2 = new URL(
053:                        "http://localhost:8080/foo/bar.bar/packages/IMINYRURL/PROD");
054:                URLScanner scan = new URLScanner();
055:
056:                File dir = RuleBaseAssemblerTest.getTempDirectory();
057:                File[] result = scan.getFiles(new URL[] { u1, u2 }, dir);
058:
059:                assertEquals(2, result.length);
060:                assertEquals(dir.getPath(), result[0].getParent());
061:
062:                File f1 = result[0];
063:                File f2 = result[1];
064:                assertEquals(
065:                        "http%3A%2F%2Flocalhost%3A8080%2Ffoo%2Fbar.bar%2Fpackages%2FIMINYRURL%2FLATEST",
066:                        f1.getName());
067:                assertEquals(
068:                        "http%3A%2F%2Flocalhost%3A8080%2Ffoo%2Fbar.bar%2Fpackages%2FIMINYRURL%2FPROD",
069:                        f2.getName());
070:
071:            }
072:
073:            public void testConfig() throws Exception {
074:                URLScanner scan = new URLScanner();
075:
076:                File dir = RuleBaseAssemblerTest.getTempDirectory();
077:
078:                Properties config = new Properties();
079:                config.setProperty(RuleAgent.LOCAL_URL_CACHE, dir.getPath());
080:                config.setProperty(RuleAgent.URLS,
081:                        "http://goo.ber http://wee.waa");
082:
083:                scan.configure(config);
084:
085:                assertNotNull(scan.lastUpdated);
086:                assertEquals(2, scan.urls.length);
087:                assertEquals("http://goo.ber", scan.urls[0].toExternalForm());
088:                assertEquals("http://wee.waa", scan.urls[1].toExternalForm());
089:                assertNotNull(scan.localCacheFileScanner);
090:
091:                assertEquals(2, scan.localCacheFileScanner.files.length);
092:
093:                assertEquals("http%3A%2F%2Fgoo.ber",
094:                        scan.localCacheFileScanner.files[0].getName());
095:                assertEquals("http%3A%2F%2Fwee.waa",
096:                        scan.localCacheFileScanner.files[1].getName());
097:
098:            }
099:
100:            public void testLastUpdatedError() {
101:                LastUpdatedPing ping = new LastUpdatedPing();
102:                assertTrue(ping.isError());
103:                ping.responseMessage = "ABC";
104:                ping.lastUpdated = 42;
105:                assertTrue(ping.isError());
106:                ping.responseMessage = "200 OK";
107:                assertFalse(ping.isError());
108:            }
109:
110:            public void testUpdateNoLocalCache() throws Exception {
111:                URLScanner scan = new URLScanner();
112:                File dir = RuleBaseAssemblerTest.getTempDirectory();
113:
114:                int numfiles = dir.list().length;
115:
116:                Properties config = new Properties();
117:                //config.setProperty( RuleAgent.LOCAL_URL_CACHE, dir.getPath() );
118:                config.setProperty(RuleAgent.URLS,
119:                        "http://goo2.ber http://wee2.waa");
120:
121:                scan.configure(config);
122:
123:                scan.httpClient = new IHttpClient() {
124:
125:                    public LastUpdatedPing checkLastUpdated(URL url)
126:                            throws IOException {
127:                        LastUpdatedPing ping = new LastUpdatedPing();
128:                        ping.lastUpdated = 123;
129:                        ping.responseMessage = "200 OK";
130:                        return ping;
131:                    }
132:
133:                    public Package fetchPackage(URL url) throws IOException {
134:                        if (url.toExternalForm().equals("http://goo2.ber")) {
135:                            return new Package("goo2.ber");
136:                        } else {
137:                            return new Package("wee2.waa");
138:                        }
139:                    }
140:
141:                };
142:
143:                assertNull(scan.localCacheFileScanner);
144:                assertNull(scan.localCacheDir);
145:
146:                RuleBase rb = RuleBaseFactory.newRuleBase();
147:                AgentEventListener list = getNilListener();
148:                PackageProvider.applyChanges(rb, false, scan
149:                        .loadPackageChanges(), list);
150:
151:                assertEquals(2, rb.getPackages().length);
152:
153:                assertExists(new String[] { "goo2.ber", "wee2.waa" }, rb
154:                        .getPackages());
155:
156:                assertEquals(numfiles, dir.list().length);
157:            }
158:
159:            private AgentEventListener getNilListener() {
160:                return new MockListener();
161:            }
162:
163:            private void assertExists(String[] names, Package[] packages) {
164:                for (int i = 0; i < packages.length; i++) {
165:                    String name = packages[i].getName();
166:                    int matches = 0;
167:                    for (int j = 0; j < names.length; j++) {
168:                        if (name.equals(names[j])) {
169:                            matches++;
170:                        }
171:                    }
172:                    assertEquals("Should only have one package named " + name,
173:                            1, matches);
174:                }
175:
176:            }
177:
178:            public void testUpdateWithLocalCache() {
179:                URLScanner scan = new URLScanner();
180:                scan.listener = new MockListener();
181:                File dir = RuleBaseAssemblerTest.getTempDirectory();
182:
183:                Properties config = new Properties();
184:                config.setProperty(RuleAgent.LOCAL_URL_CACHE, dir.getPath());
185:                config.setProperty(RuleAgent.URLS,
186:                        "http://goo.ber http://wee.waa");
187:
188:                scan.configure(config);
189:
190:                scan.httpClient = new IHttpClient() {
191:
192:                    public LastUpdatedPing checkLastUpdated(URL url)
193:                            throws IOException {
194:                        LastUpdatedPing ping = new LastUpdatedPing();
195:                        ping.lastUpdated = 123;
196:                        ping.responseMessage = "200 OK";
197:                        return ping;
198:                    }
199:
200:                    public Package fetchPackage(URL url) throws IOException {
201:                        if (url.toExternalForm().equals("http://goo.ber")) {
202:                            return new Package("goo.ber");
203:                        } else {
204:                            return new Package("wee.waa");
205:                        }
206:                    }
207:
208:                };
209:
210:                assertNotNull(scan.localCacheFileScanner);
211:                assertNotNull(scan.localCacheDir);
212:
213:                RuleBase rb = RuleBaseFactory.newRuleBase();
214:                PackageProvider.applyChanges(rb, false, scan
215:                        .loadPackageChanges(), getNilListener());
216:
217:                assertEquals(2, rb.getPackages().length);
218:                assertTrue("goo.ber".equals(rb.getPackages()[0].getName())
219:                        || "goo.ber".equals(rb.getPackages()[1].getName()));
220:                assertTrue("wee.waa".equals(rb.getPackages()[0].getName())
221:                        || "wee.waa".equals(rb.getPackages()[1].getName()));
222:
223:                //assertEquals( 2, dir.list().length );
224:
225:                //now check with failures:
226:                scan.httpClient = new IHttpClient() {
227:
228:                    public LastUpdatedPing checkLastUpdated(URL url)
229:                            throws IOException {
230:                        LastUpdatedPing ping = new LastUpdatedPing();
231:
232:                        if (url.toExternalForm().equals("http://wee.waa")) {
233:                            ping.lastUpdated = -1;
234:                            ping.responseMessage = "XXX";
235:
236:                        } else {
237:                            ping.lastUpdated = 123;
238:                            ping.responseMessage = "200 OK";
239:                        }
240:                        return ping;
241:                    }
242:
243:                    public Package fetchPackage(URL url) throws IOException {
244:                        throw new IOException("poo");
245:                    }
246:
247:                };
248:
249:                rb = RuleBaseFactory.newRuleBase();
250:                assertEquals(0, rb.getPackages().length);
251:                PackageProvider.applyChanges(rb, true, scan
252:                        .loadPackageChanges(), getNilListener());
253:
254:                assertEquals(2, rb.getPackages().length);
255:
256:                final boolean[] fetchCalled = new boolean[1];
257:
258:                fetchCalled[0] = false;
259:
260:                //now check with IOExceptions
261:                scan.httpClient = new IHttpClient() {
262:
263:                    public LastUpdatedPing checkLastUpdated(URL url)
264:                            throws IOException {
265:                        LastUpdatedPing ping = new LastUpdatedPing();
266:                        ping.lastUpdated = 1234;
267:                        ping.responseMessage = "200 OK";
268:                        return ping;
269:                    }
270:
271:                    public Package fetchPackage(URL url) throws IOException {
272:                        fetchCalled[0] = true;
273:                        throw new IOException("poo");
274:                    }
275:
276:                };
277:
278:                Package[] changes = scan.loadPackageChanges();
279:                assertEquals(0, changes.length);
280:                assertEquals(true, fetchCalled[0]);
281:
282:            }
283:
284:            public void testColdStartWithError() throws Exception {
285:                //this will show starting up and reading packages from the dir when the remote one doesn't respond
286:                URLScanner scan = new URLScanner();
287:                scan.listener = new MockListener();
288:                File dir = RuleBaseAssemblerTest.getTempDirectory();
289:
290:                Package p1 = new Package("goo.ber");
291:                Package p2 = new Package("wee.waa");
292:
293:                File f1 = URLScanner.getLocalCacheFileForURL(dir, new URL(
294:                        "http://goo.ber"));
295:                File f2 = URLScanner.getLocalCacheFileForURL(dir, new URL(
296:                        "http://wee.waa"));
297:
298:                RuleBaseAssemblerTest.writePackage(p1, f1);
299:                RuleBaseAssemblerTest.writePackage(p2, f2);
300:
301:                Properties config = new Properties();
302:                config.setProperty(RuleAgent.LOCAL_URL_CACHE, dir.getPath());
303:                config.setProperty(RuleAgent.URLS,
304:                        "http://goo.ber http://wee.waa");
305:
306:                scan.configure(config);
307:
308:                scan.httpClient = new IHttpClient() {
309:
310:                    public LastUpdatedPing checkLastUpdated(URL url)
311:                            throws IOException {
312:                        throw new IOException();
313:                    }
314:
315:                    public Package fetchPackage(URL url) throws IOException {
316:                        throw new IOException();
317:                    }
318:
319:                };
320:
321:                assertNotNull(scan.localCacheFileScanner);
322:                assertNotNull(scan.localCacheDir);
323:
324:                RuleBase rb = RuleBaseFactory.newRuleBase();
325:                PackageProvider.applyChanges(rb, true, scan
326:                        .loadPackageChanges(), getNilListener());
327:                assertEquals(2, rb.getPackages().length);
328:
329:            }
330:
331:        }
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