JMeter example source code file (TestHTMLParser.java)

This example JMeter source code file (TestHTMLParser.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - JMeter tags/keywords

classcastexception, exception, exception, htmlparseerror, io, net, network, parsers, should, string, string, testdata, testdata, testhtmlparser, testhtmlparser, testsuite, url, util

The JMeter TestHTMLParser.java source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.jmeter.protocol.http.parser;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
import java.util.TreeSet;
import java.util.Vector;

import org.apache.jmeter.junit.JMeterTestCase;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;

import junit.framework.TestSuite;

public class TestHTMLParser extends JMeterTestCase {
    private static final Logger log = LoggingManager.getLoggerForClass();

    public TestHTMLParser(String arg0) {
        super(arg0);
    }
        private String parserName;

        private int testNumber = 0;

        public TestHTMLParser(String name, int test) {
            super(name);
            testNumber = test;
        }

        public TestHTMLParser(String name, String parser, int test) {
            super(name);
            testNumber = test;
            parserName = parser;
        }

        private static class StaticTestClass // Can't instantiate
        {
            private StaticTestClass() {
            }
        }

        private class TestClass // Can't instantiate
        {
            private TestClass() {
            }
        }

        private static class TestData {
            private String fileName;

            private String baseURL;

            private String expectedSet;

            private String expectedList;

            private TestData(String f, String b, String s, String l) {
                fileName = f;
                baseURL = b;
                expectedSet = s;
                expectedList = l;
            }

//            private TestData(String f, String b, String s) {
//                this(f, b, s, null);
//            }
        }

        // List of parsers to test. Should probably be derived automatically
        private static final String[] PARSERS = { 
            "org.apache.jmeter.protocol.http.parser.HtmlParserHTMLParser",
            "org.apache.jmeter.protocol.http.parser.JTidyHTMLParser",
            "org.apache.jmeter.protocol.http.parser.RegexpHTMLParser" 
            };

        private static final TestData[] TESTS = new TestData[] {
                new TestData("testfiles/HTMLParserTestCase.html",
                        "http://localhost/mydir/myfile.html",
                        "testfiles/HTMLParserTestCase.set",
                        "testfiles/HTMLParserTestCase.all"),
                new TestData("testfiles/HTMLParserTestCaseWithBaseHRef.html", 
                        "http://localhost/mydir/myfile.html",
                        "testfiles/HTMLParserTestCaseBase.set", 
                        "testfiles/HTMLParserTestCaseBase.all"),
                new TestData("testfiles/HTMLParserTestCaseWithBaseHRef2.html", 
                        "http://localhost/mydir/myfile.html",
                         "testfiles/HTMLParserTestCaseBase.set", 
                         "testfiles/HTMLParserTestCaseBase.all"),
                new TestData("testfiles/HTMLParserTestCaseWithMissingBaseHRef.html",
                        "http://localhost/mydir/images/myfile.html", 
                        "testfiles/HTMLParserTestCaseBase.set",
                        "testfiles/HTMLParserTestCaseBase.all"),
                new TestData("testfiles/HTMLParserTestCase2.html",
                        "http:", "", ""), // Dummy as the file has no entries
                new TestData("testfiles/HTMLParserTestCase3.html",
                        "http:", "", ""), // Dummy as the file has no entries
                new TestData("testfiles/HTMLParserTestCaseWithComments.html",
                        "http://localhost/mydir/myfile.html",
                        "testfiles/HTMLParserTestCaseBase.set",
                        "testfiles/HTMLParserTestCaseBase.all"),
                new TestData("testfiles/HTMLScript.html",
                        "http://localhost/",
                        "testfiles/HTMLScript.set",
                        "testfiles/HTMLScript.all"),
                new TestData("testfiles/HTMLParserTestFrames.html",
                        "http://localhost/",
                        "testfiles/HTMLParserTestFrames.all",
                        "testfiles/HTMLParserTestFrames.all"), 
                         };

        public static junit.framework.Test suite() {
            TestSuite suite = new TestSuite("TestHTMLParser");
            suite.addTest(new TestHTMLParser("testDefaultParser"));
            suite.addTest(new TestHTMLParser("testParserDefault"));
            suite.addTest(new TestHTMLParser("testParserMissing"));
            suite.addTest(new TestHTMLParser("testNotParser"));
            suite.addTest(new TestHTMLParser("testNotCreatable"));
            suite.addTest(new TestHTMLParser("testNotCreatableStatic"));
            for (int i = 0; i < PARSERS.length; i++) {
                TestSuite ps = new TestSuite(PARSERS[i]);// Identify subtests
                ps.addTest(new TestHTMLParser("testParserProperty", PARSERS[i], 0));
                for (int j = 0; j < TESTS.length; j++) {
                    TestSuite ts = new TestSuite(TESTS[j].fileName);
                    ts.addTest(new TestHTMLParser("testParserSet", PARSERS[i], j));
                    ts.addTest(new TestHTMLParser("testParserList", PARSERS[i], j));
                    ps.addTest(ts);
                }
                suite.addTest(ps);
            }
            return suite;
        }

        // Test if can instantiate parser using property name
        public void testParserProperty() throws Exception {
            Properties p = JMeterUtils.getJMeterProperties();
            if (p == null) {
                p = JMeterUtils.getProperties("jmeter.properties");
            }
            p.setProperty(HTMLParser.PARSER_CLASSNAME, parserName);
            HTMLParser.getParser();
        }

        public void testDefaultParser() throws Exception {
            HTMLParser.getParser();
        }

        public void testParserDefault() throws Exception {
            HTMLParser.getParser(HTMLParser.DEFAULT_PARSER);
        }

        public void testParserMissing() throws Exception {
            try {
                HTMLParser.getParser("no.such.parser");
                fail("Should not have been able to create the parser");
            } catch (HTMLParseError e) {
                if (e.getCause() instanceof ClassNotFoundException) {
                    // This is OK
                } else {
                    throw e;
                }
            }
        }

        public void testNotParser() throws Exception {
            try {
                HTMLParser.getParser("java.lang.String");
                fail("Should not have been able to create the parser");
            } catch (HTMLParseError e) {
                if (e.getCause() instanceof ClassCastException) {
                    return;
                }
                throw e;
            }
        }

        public void testNotCreatable() throws Exception {
            try {
                HTMLParser.getParser(TestClass.class.getName());
                fail("Should not have been able to create the parser");
            } catch (HTMLParseError e) {
                if (e.getCause() instanceof InstantiationException) {
                    return;
                }
                throw e;
            }
        }

        public void testNotCreatableStatic() throws Exception {
            try {
                HTMLParser.getParser(StaticTestClass.class.getName());
                fail("Should not have been able to create the parser");
            } catch (HTMLParseError e) {
                if (e.getCause() instanceof ClassCastException) {
                    return;
                }
                if (e.getCause() instanceof IllegalAccessException) {
                    return;
                }
                throw e;
            }
        }

        public void testParserSet() throws Exception {
            HTMLParser p = HTMLParser.getParser(parserName);
            filetest(p, TESTS[testNumber].fileName, TESTS[testNumber].baseURL, TESTS[testNumber].expectedSet, null,
                    false);
        }

        public void testParserList() throws Exception {
            HTMLParser p = HTMLParser.getParser(parserName);
            filetest(p, TESTS[testNumber].fileName, TESTS[testNumber].baseURL, TESTS[testNumber].expectedList,
                    new Vector<URLString>(), true);
        }

        private static void filetest(HTMLParser p, String file, String url, String resultFile, Collection<URLString> c,
                boolean orderMatters) // Does the order matter?
                throws Exception {
            String parserName = p.getClass().getName().substring("org.apache.jmeter.protocol.http.parser.".length());
            String fname = file.substring(file.indexOf("/")+1);
            log.debug("file   " + file);
            File f = findTestFile(file);
            byte[] buffer = new byte[(int) f.length()];
            int len = new FileInputStream(f).read(buffer);
            assertEquals(len, buffer.length);
            Iterator<URL> result;
            if (c == null) {
                result = p.getEmbeddedResourceURLs(buffer, new URL(url));
            } else {
                result = p.getEmbeddedResourceURLs(buffer, new URL(url), c);
            }
            /*
             * TODO: Exact ordering is only required for some tests; change the
             * comparison to do a set compare where necessary.
             */
            Iterator<String> expected;
            if (orderMatters) {
                expected = getFile(resultFile).iterator();
            } else {
                // Convert both to Sets
                expected = new TreeSet<String>(getFile(resultFile)).iterator();
                TreeSet<URL> temp = new TreeSet(new Comparator