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-rw-r--r--sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/JUnitServletFilter.java355
-rw-r--r--sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/XMLFormatter.java286
2 files changed, 641 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/JUnitServletFilter.java b/sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/JUnitServletFilter.java
new file mode 100644
index 0000000000..b2d3d0abf1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/JUnitServletFilter.java
@@ -0,0 +1,355 @@
+/*
+ * 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.tuscany.sca.host.webapp.junit;
+
+import java.io.EOFException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.PrintStream;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.jar.JarEntry;
+import java.util.jar.JarInputStream;
+import java.util.logging.Logger;
+import java.util.regex.Pattern;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import junit.framework.AssertionFailedError;
+
+import org.junit.runner.JUnitCore;
+import org.junit.runner.Request;
+import org.junit.runner.Result;
+import org.junit.runner.notification.Failure;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JUnitServletFilter implements Filter {
+ private static final Logger logger = Logger.getLogger(JUnitServletFilter.class.getName());
+
+ private static final String JUNIT_TESTS_PATTERN = "junit.tests.pattern";
+ private static final String JUNIT_TESTS_PATH = "junit.tests.path";
+ private static final String JUNIT_ENABLED = "junit.enabled";
+ private static final String TESTCASE_PATTERN = ".*TestCase";
+ private static final String TESTS_JAR = "/WEB-INF/test-lib/junit-tests.jar";
+
+ private FilterConfig config;
+ private boolean junitEnabled = true;
+ private Set<String> allTestCases;
+ private ClassLoader testClassLoader;
+
+ private Set<String> findTestCases(String testJarPath) throws IOException {
+ Pattern pattern = getTestCasePattern();
+ if (testJarPath.endsWith(".jar")) {
+ return findTestCasesInJar(testJarPath, pattern);
+ } else {
+ return findTestCasesInDir(testJarPath, pattern);
+ }
+ }
+
+ /**
+ * Search test cases in a JAR
+ * @param testJarPath
+ * @param pattern
+ * @return
+ * @throws IOException
+ */
+ private Set<String> findTestCasesInJar(String testJarPath, Pattern pattern) throws IOException {
+ InputStream in = config.getServletContext().getResourceAsStream(testJarPath);
+ Set<String> tests = new HashSet<String>();
+ if (in != null) {
+ JarInputStream jar = new JarInputStream(in);
+ try {
+ JarEntry entry = null;
+
+ while ((entry = jar.getNextJarEntry()) != null) {
+ String name = entry.getName();
+
+ if (name.endsWith(".class")) {
+ String className = name.substring(0, name.length() - 6).replace('/', '.');
+ if (pattern.matcher(className).matches()) {
+ tests.add(className);
+ }
+ }
+ }
+ } catch (EOFException e) {
+ } finally {
+ if (jar != null) {
+ try {
+ jar.close();
+ } catch (IOException e) {
+ }
+ }
+ }
+
+ }
+ return tests;
+ }
+
+ private Pattern getTestCasePattern() {
+ String filter = config.getInitParameter(JUNIT_TESTS_PATTERN);
+ if (filter == null) {
+ filter = TESTCASE_PATTERN;
+ }
+ Pattern pattern = Pattern.compile(filter);
+ return pattern;
+ }
+
+ public void destroy() {
+ }
+
+ private void init() throws IOException {
+ testClassLoader = Thread.currentThread().getContextClassLoader();
+ allTestCases = new HashSet<String>();
+ String testsPath = config.getInitParameter(JUNIT_TESTS_PATH);
+ if (testsPath == null) {
+ testsPath = TESTS_JAR;
+ }
+ URL url = config.getServletContext().getResource(testsPath);
+ if (url != null) {
+ allTestCases = findTestCases(testsPath);
+ if (!(testsPath.startsWith("/WEB-INF/lib/") || testsPath.startsWith("/WEB-INF/classes/"))) {
+ // Create a new ClassLoader to load the test jar
+ testClassLoader = new URLClassLoader(new URL[] {url}, testClassLoader);
+ }
+ }
+ }
+
+ /**
+ * Search test cases in a directory
+ * @param classesPath
+ * @param pattern
+ * @return
+ */
+ private Set<String> findTestCasesInDir(String classesPath, Pattern pattern) {
+ ServletContext context = config.getServletContext();
+ Set<String> tests = new HashSet<String>();
+ String dir = classesPath;
+ findResources(context, pattern, tests, classesPath, dir);
+ return tests;
+ }
+
+ @SuppressWarnings("unchecked")
+ private void findResources(ServletContext context, Pattern pattern, Set<String> tests, String root, String dir) {
+ Set<String> paths = context.getResourcePaths(dir);
+ if (paths != null) {
+ for (String name : paths) {
+ if (name.endsWith("/")) {
+ findResources(context, pattern, tests, root, name);
+ }
+ if (name.endsWith(".class")) {
+ String className = name.substring(root.length(), name.length() - 6).replace('/', '.');
+ if (pattern.matcher(className).matches()) {
+ tests.add(className);
+ }
+ }
+ }
+ }
+ }
+
+ public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,
+ ServletException {
+
+ if (!junitEnabled) {
+ chain.doFilter(request, response);
+ return;
+ }
+
+ HttpServletRequest req = (HttpServletRequest)request;
+ HttpServletResponse resp = (HttpServletResponse)response;
+
+ if (!req.getRequestURI().equals(req.getContextPath() + "/junit")) {
+ // Intercept the /junit call
+ chain.doFilter(request, response);
+ return;
+ }
+
+ String query = req.getQueryString();
+ PrintStream ps = new PrintStream(response.getOutputStream());
+
+ Set<String> testCases = null;
+ // ClassLoader cl = Thread.currentThread().getContextClassLoader();
+ String op = req.getParameter("op");
+ if (query == null || op == null || "list".equalsIgnoreCase(op)) {
+ response.setContentType("text/html");
+ resp.setStatus(HttpServletResponse.SC_OK);
+ ps.println("<html><body>");
+ ps.println("<h2>Available Test Cases</h2><p>");
+ ps.println("<form method=\"get\" action=\"junit\">");
+ ps.println("<table border=\"1\">");
+ for (String s : this.allTestCases) {
+ ps.print("<tr><td>");
+ ps.print("<input type=\"checkbox\" name=\"test\" value=\"" + s
+ + "\"/><a href=\"junit?op=runSelected&test="
+ + s
+ + "\">"
+ + s
+ + "</a>");
+ ps.println("</td></tr>");
+ }
+ ps.println("</table>");
+ ps.println("<p><input type=\"submit\" name=\"op\" value=\"RunSelected\"/>");
+ ps.println("<input type=\"submit\" name=\"op\" value=\"RunAll\"/>");
+ ps.println("</form></body></html>");
+ resp.flushBuffer();
+ return;
+ } else {
+ if ("runAll".equalsIgnoreCase(op)) {
+ testCases = this.allTestCases;
+ } else {
+ String[] tests = req.getParameterValues("test");
+ if (tests == null) {
+ tests = new String[0];
+ }
+ testCases = new HashSet<String>(Arrays.asList(tests));
+ }
+ }
+
+ response.setContentType("application/xml");
+ ps.println("<?xml version=\"1.0\" encoding=\"" + "UTF-8" + "\"?>");
+
+ ServletContext context = config.getServletContext();
+ Object domain = context.getAttribute("org.apache.tuscany.sca.SCADomain");
+ URL contribution = context.getResource("/META-INF/sca-contribution.xml");
+
+ long duration = 0L;
+ int errors = 0;
+ int failures = 0;
+ int runs = 0;
+ List<Class<?>> testClasses = new ArrayList<Class<?>>();
+ List<Result> results = new ArrayList<Result>();
+ for (String testClass : testCases) {
+ Class<?> test = null;
+ try {
+ test = Class.forName(testClass, false, testClassLoader);
+ if (domain != null && contribution != null) {
+ // Inject the SCADomain
+ inject(test, domain);
+ }
+ testClasses.add(test);
+ } catch (ClassNotFoundException e) {
+ String st = XMLFormatter.exceptionToString(e);
+ st = XMLFormatter.escape(st);
+ ps.println(st);
+ // ps.close();
+ throw new ServletException(e);
+ }
+
+ JUnitCore core = new JUnitCore();
+ Result result = core.run(Request.aClass(test));
+ results.add(result);
+
+ duration += result.getRunTime();
+ runs += result.getRunCount();
+
+ for (Failure f : result.getFailures()) {
+ if (f.getException() instanceof AssertionFailedError) {
+ failures++;
+ } else {
+ errors++;
+ }
+ }
+ }
+
+ ps.println("<" + XMLFormatter.TESTSUITE
+ + " "
+ + XMLFormatter.ATTR_TESTS
+ + "=\""
+ + runs
+ + "\" "
+ + XMLFormatter.ATTR_FAILURES
+ + "=\""
+ + failures
+ + "\" "
+ + XMLFormatter.ATTR_ERRORS
+ + "=\""
+ + errors
+ + "\" "
+ + XMLFormatter.ATTR_TIME
+ + "=\""
+ + XMLFormatter.getDurationAsString(duration)
+ + "\">");
+ for (int i = 0; i < testClasses.size(); i++) {
+ ps.println(XMLFormatter.toXML(results.get(i), testClasses.get(i)));
+ }
+ ps.println("</" + XMLFormatter.TESTSUITE + ">");
+
+ resp.addIntHeader("junit.errors", errors);
+ resp.addIntHeader("junit.failures", failures);
+ resp.addIntHeader("junit.runs", runs);
+ resp.setStatus(HttpServletResponse.SC_OK);
+ resp.flushBuffer();
+
+ ps.close();
+ }
+
+ private boolean inject(Class<?> cls, Object target) {
+ for (Field f : cls.getDeclaredFields()) {
+ if (Modifier.isStatic(f.getModifiers()) && f.getType().isInstance(target)) {
+ f.setAccessible(true);
+ try {
+ f.set(null, target);
+ return true;
+ } catch (IllegalArgumentException e) {
+ return false;
+ } catch (IllegalAccessException e) {
+ return false;
+ }
+ }
+ }
+ return false;
+ }
+
+ public void init(FilterConfig config) throws ServletException {
+ this.config = config;
+ // Check if the /junit path should be allowed
+ String param = config.getInitParameter(JUNIT_ENABLED);
+ if (param != null && param.trim().equals("false")) {
+ junitEnabled = false;
+ return;
+ }
+ try {
+ init();
+ } catch (IOException e) {
+ throw new ServletException(e);
+ }
+ }
+
+ public boolean isJunitEnabled() {
+ return junitEnabled;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/XMLFormatter.java b/sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/XMLFormatter.java
new file mode 100644
index 0000000000..72ec478cd6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.3/modules/host-webapp-junit/src/main/java/org/apache/tuscany/sca/host/webapp/junit/XMLFormatter.java
@@ -0,0 +1,286 @@
+/*
+ * ========================================================================
+ *
+ * Copyright 2001-2005 The Apache Software Foundation.
+ *
+ * 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.apache.tuscany.sca.host.webapp.junit;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.StringReader;
+import java.io.StringWriter;
+import java.text.NumberFormat;
+import java.util.Locale;
+
+import junit.framework.AssertionFailedError;
+
+import org.junit.runner.Result;
+import org.junit.runner.notification.Failure;
+
+/**
+ * Format the test results in XML.
+ *
+ * @version $Id: XMLFormatter.java 239169 2005-05-05 09:21:54Z vmassol $
+ */
+public class XMLFormatter {
+ /**
+ * Errors attribute for TestSuite elements
+ */
+ public static final String ATTR_ERRORS = "errors";
+
+ /**
+ * Failures attribute for TestSuite elements
+ */
+ public static final String ATTR_FAILURES = "failures";
+
+ /**
+ * Message attribute for failure elements (message of the exception)
+ */
+ public static final String ATTR_MESSAGE = "message";
+
+ /**
+ * Name attribute for property, TestCase and TestSuite elements
+ */
+ public static final String ATTR_NAME = "name";
+
+ /**
+ * Tests attribute for TestSuite elements (number of tests executed)
+ */
+ public static final String ATTR_TESTS = "tests";
+
+ /**
+ * Time attribute for TestCase and TestSuite elements
+ */
+ public static final String ATTR_TIME = "time";
+
+ /**
+ * Type attribute for failure and error elements
+ */
+ public static final String ATTR_TYPE = "type";
+
+ /**
+ * Default stack filter patterns.
+ */
+ private static final String[] DEFAULT_STACK_FILTER_PATTERNS =
+ new String[] {"junit.framework.TestCase", "junit.framework.TestResult", "junit.framework.TestSuite",
+ "junit.framework.Assert.", // don't filter AssertionFailure
+ "java.lang.reflect.Method.invoke("};
+
+ /**
+ * The number format used to convert durations into strings. Don't use the
+ * default locale for that, because the resulting string needs to use
+ * dotted decimal notation for an XSLT transformation to work correctly.
+ */
+ private static NumberFormat durationFormat = NumberFormat.getInstance(Locale.US);
+
+ /**
+ * The error element (for a test case)
+ */
+ public static final String ERROR = "error";
+
+ /**
+ * The failure element (for a test case)
+ */
+ public static final String FAILURE = "failure";
+
+ /**
+ * A single TestCase element
+ */
+ public static final String TESTCASE = "testcase";
+
+ /**
+ * A single test suite results.
+ */
+ public static final String TESTSUITE = "testsuite";
+
+ /**
+ * Escapes reserved XML characters.
+ *
+ * @param theString the string to escape
+ * @return the escaped string
+ */
+ public static String escape(String theString) {
+ String newString;
+
+ // It is important to replace the "&" first as the other replacements
+ // also introduces "&" chars ...
+ newString = theString.replace("&", "&amp;");
+
+ newString = newString.replace("<", "&lt;");
+ newString = newString.replace(">", "&gt;");
+ newString = newString.replace("\"", "&quot;");
+
+ return newString;
+ }
+
+ /**
+ * Returns the stack trace of an exception as String.
+ *
+ * @param theThrowable the exception from which to extract the stack trace
+ * as a String
+ * @return the exception stack trace as a String
+ */
+ public static String exceptionToString(Throwable theThrowable) {
+ return exceptionToString(theThrowable, null);
+ }
+
+ /**
+ * Returns the stack trace of an exception as String, optionally filtering
+ * out line from the stack trace
+ *
+ * @param theThrowable the exception from which to extract the stack trace
+ * as a String
+ * @param theFilterPatterns Array containing a list of patterns to filter
+ * out from the stack trace
+ * @return the exception stack trace as a String
+ */
+ public static String exceptionToString(Throwable theThrowable, String[] theFilterPatterns) {
+ StringWriter sw = new StringWriter();
+ PrintWriter pw = new PrintWriter(sw);
+
+ theThrowable.printStackTrace(pw);
+ String stackTrace = sw.toString();
+ return filterStackTrace(stackTrace, theFilterPatterns);
+ }
+
+ /**
+ *
+ *
+ * @param theLine The line to check
+ * @param theFilterPatterns The patterns to filter out
+ * @return boolean Whether the specified line should be filtered from the
+ * stack trace
+ */
+ public static boolean filterLine(String theLine, String[] theFilterPatterns) {
+ for (int i = 0; i < theFilterPatterns.length; i++) {
+ if (theLine.indexOf(theFilterPatterns[i]) > 0) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ *
+ *
+ * @param theStackTrace The original, unfiltered stack trace
+ * @param theFilterPatterns The patterns to filter out
+ * @return The filtered stack trace
+ */
+ static String filterStackTrace(String theStackTrace, String[] theFilterPatterns) {
+ if ((theFilterPatterns == null) || (theFilterPatterns.length == 0) || (theStackTrace == null)) {
+ return theStackTrace;
+ }
+
+ StringWriter stringWriter = new StringWriter();
+ PrintWriter printWriter = new PrintWriter(stringWriter);
+ StringReader stringReader = new StringReader(theStackTrace);
+ BufferedReader bufferedReader = new BufferedReader(stringReader);
+
+ String line;
+ try {
+ while ((line = bufferedReader.readLine()) != null) {
+ if (!filterLine(line, theFilterPatterns)) {
+ printWriter.println(line);
+ }
+ }
+ } catch (IOException e) {
+ return theStackTrace;
+ }
+ return stringWriter.toString();
+ }
+
+ /**
+ * Convert a duration expressed as a long into a string.
+ *
+ * @param theDuration the duration to convert to string
+ * @return the total duration as a string
+ */
+ public static String getDurationAsString(long theDuration) {
+ return durationFormat.format((double)theDuration / 1000);
+ }
+
+ public static String toXML(Failure failure) {
+ StringBuffer xml = new StringBuffer();
+ Throwable ex = failure.getException();
+ String tag = (ex instanceof AssertionFailedError) ? FAILURE : ERROR;
+ xml.append("<" + tag
+ + " "
+ + ATTR_MESSAGE
+ + "=\""
+ + escape(ex.getMessage())
+ + "\" "
+ + ATTR_TYPE
+ + "=\""
+ + ex.getClass().getName()
+ + "\">");
+ xml.append(escape(exceptionToString(ex, DEFAULT_STACK_FILTER_PATTERNS)));
+ xml.append("</" + tag + ">");
+
+ return xml.toString();
+ }
+
+ /**
+ * Formats the test result as an XML string.
+ *
+ * @param result the test result object
+ * @return the XML string representation of the test results
+ */
+ public static String toXML(Result result, Class<?> cls) {
+ int failures = 0, errors = 0;
+ for (Failure f : result.getFailures()) {
+ if (f.getException() instanceof AssertionFailedError) {
+ failures++;
+ } else {
+ errors++;
+ }
+ }
+ StringBuffer xml = new StringBuffer();
+
+ xml.append("<" + TESTCASE
+ + " "
+ + ATTR_NAME
+ + "=\""
+ + cls.getName()
+ + "\" "
+ + ATTR_TESTS
+ + "=\""
+ + result.getRunCount()
+ + "\" "
+ + ATTR_FAILURES
+ + "=\""
+ + failures
+ + "\" "
+ + ATTR_ERRORS
+ + "=\""
+ + errors
+ + "\" "
+ + ATTR_TIME
+ + "=\""
+ + getDurationAsString(result.getRunTime())
+ + "\">");
+
+ for (Failure f : result.getFailures()) {
+ xml.append(toXML(f));
+ }
+
+ xml.append("</" + TESTCASE + ">");
+
+ return xml.toString();
+ }
+}