1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.junitxml; 18 19 import org.junit.internal.TextListener; 20 import org.junit.runner.JUnitCore; 21 import org.junit.runner.Result; 22 23 import java.io.FileNotFoundException; 24 import java.io.FileOutputStream; 25 import java.io.IOException; 26 import java.util.stream.Stream; 27 28 /** 29 * A JUnit runner that is intended to use as replacement of JUnitCore 30 * which in addition to printing the test failures to stdout, will 31 * write the results in XML format to the path specified in the env 32 * variable XML_OUTPUT_FILE. 33 * 34 * <p>To use this runner: 35 * {@code TEST_WORKSPACE=[...] 36 * XML_OUTPUT_FILE=[...] 37 * java -cp junitxml.jar [...] \ 38 * com.android.junitxml.JUnitXmlRunner [Test classes]} 39 */ 40 public class JUnitXmlRunner { 41 getRunListener()42 private static XmlRunListener getRunListener() { 43 String outputFile = System.getenv("XML_OUTPUT_FILE"); 44 String suiteName = System.getenv("TEST_WORKSPACE"); 45 if (outputFile != null && outputFile.length() > 0) { 46 try { 47 return new XmlRunListener( 48 new FileOutputStream(outputFile), 49 suiteName != null ? suiteName : "Unknown test suite"); 50 } catch (FileNotFoundException e) { 51 e.printStackTrace(); 52 } 53 } 54 return null; 55 } 56 main(String... args)57 public static void main(String... args) { 58 JUnitCore core = new JUnitCore(); 59 try { 60 TextListener textListener = new TextListener(System.out); 61 core.addListener(textListener); 62 XmlRunListener xmlListener = getRunListener(); 63 if (xmlListener != null) { 64 core.addListener(xmlListener); 65 } 66 Result result = core.run(Stream.of(args) 67 .map(test -> { 68 try { 69 return Class.forName(test); 70 } catch (ClassNotFoundException e) { 71 throw new RuntimeException(e); 72 } 73 }) 74 .toArray(Class[]::new)); 75 if (xmlListener != null) { 76 xmlListener.endTestSuite(); 77 } 78 System.exit(result.wasSuccessful() ? 0 : 1); 79 } catch (IOException e) { 80 throw new RuntimeException(e); 81 } 82 } 83 } 84 85