📄 junitservlet.java
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package com.meterware.servletunit;/******************************************************************************************************************** * $Id: JUnitServlet.java,v 1.7 2003/07/22 01:49:08 russgold Exp $ * * Copyright (c) 2001-2003, Russell Gold * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated * documentation files (the "Software"), to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and * to permit persons to whom the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO * THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * *******************************************************************************************************************/import java.io.IOException;import java.io.PrintWriter;import java.util.Enumeration;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import javax.servlet.ServletException;import junit.runner.BaseTestRunner;import junit.runner.TestSuiteLoader;import junit.runner.StandardTestSuiteLoader;import junit.framework.Test;import junit.framework.AssertionFailedError;import junit.framework.TestResult;import junit.framework.TestFailure;/** * A servlet which can run unit tests inside a servlet context. It may be extended to provide InvocationContext-access * to such tests if a container-specific implementation of InvocationContextFactory is provided. * Combined with ServletTestCase, this would permit * in-container tests of servlets in a fashion similar to that supported by ServletUnit. * * @author <a href="mailto:russgold@httpunit.org">Russell Gold</a> **/public class JUnitServlet extends HttpServlet { public JUnitServlet() { } protected JUnitServlet( InvocationContextFactory factory ) { _factory = factory; } protected void doGet( HttpServletRequest request, HttpServletResponse response ) throws ServletException, IOException { ResultsFormatter formatter = getResultsFormatter( request.getParameter( "format" ) ); response.setContentType( formatter.getContentType() ); final String testName = request.getParameter( "test" ); if (testName == null || testName.length() == 0) { reportCannotRunTest( response.getWriter(), "No test class specified" ); } else { ServletTestRunner runner = new ServletTestRunner( response.getWriter(), formatter ); runner.runTestSuite( testName ); } response.getWriter().close(); } private ResultsFormatter getResultsFormatter( String formatterName ) { if ("text".equalsIgnoreCase( formatterName )) { return new TextResultsFormatter(); } else if ("xml".equalsIgnoreCase( formatterName )) { return new XMLResultsFormatter(); } else { return new HTMLResultsFormatter(); } } private InvocationContextFactory _factory; private void reportCannotRunTest( PrintWriter writer, final String errorMessage ) { writer.print( "<html><head><title>Cannot run test</title></head><body>" + errorMessage + "</body></html>" ); } class ServletTestRunner extends BaseTestRunner { private PrintWriter _writer; private ResultsFormatter _formatter; public ServletTestRunner( PrintWriter writer, ResultsFormatter formatter ) { ServletTestCase.setInvocationContextFactory( _factory ); _writer = writer; _formatter = formatter; } void runTestSuite( String testClassName ) { Test suite = getTest( testClassName ); if (suite != null) { TestResult testResult = new TestResult(); testResult.addListener( this ); long startTime= System.currentTimeMillis(); suite.run( testResult ); long endTime= System.currentTimeMillis(); _formatter.displayResults( _writer, testClassName, elapsedTimeAsString( endTime-startTime ), testResult ); } } public void addError( Test test, Throwable throwable ) { } public void addFailure( Test test, AssertionFailedError error ) { } public void endTest( Test test ) { } protected void runFailed( String s ) { reportCannotRunTest( _writer, s ); } public void startTest( Test test ) { } public void testStarted( String s ) { } public void testEnded( String s ) { } public void testFailed( int i, Test test, Throwable throwable ) { } /** * Always use the StandardTestSuiteLoader. Overridden from * BaseTestRunner. */ public TestSuiteLoader getLoader() { return new StandardTestSuiteLoader(); } } static abstract class ResultsFormatter { private static final char LF = 10; private static final char CR = 13; abstract String getContentType(); void displayResults( PrintWriter writer, String testClassName, String elapsedTimeString, TestResult testResult ) { displayHeader( writer, testClassName, testResult, elapsedTimeString ); displayResults( writer, testResult ); displayFooter( writer ); } protected abstract void displayHeader( PrintWriter writer, String testClassName, TestResult testResult, String elapsedTimeString ); protected abstract void displayResults( PrintWriter writer, TestResult testResult ); protected abstract void displayFooter( PrintWriter writer ); protected String sgmlEscape( String s ) { if (s == null) return "NULL"; StringBuffer result = new StringBuffer( s.length() ); char[] chars = s.toCharArray(); for (int i = 0; i < chars.length; i++) { switch( chars[i] ) { case '&': result.append( "&" ); break; case '<': result.append( "<" ); break; case '>': result.append( ">" ); break; case LF: if (i > 0 && chars[i-1] == CR) { result.append( chars[i] ); break; } case CR: result.append( getLineBreak() ); default: result.append( chars[i] ); } } return result.toString(); } protected String getLineBreak() { return "<br>"; }⌨️ 快捷键说明
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