| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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 com.android.compatibility.common.scanner; |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.InputStreamReader; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| |
| import junit.framework.TestCase; |
| |
| public class JavaScannerTest extends TestCase { |
| |
| private static final String JAR = "out/host/linux-x86/framework/compatibility-java-scanner_v2.jar"; |
| private static final String VALID_RESULT = |
| "suite:com.android.test" + |
| "case:ValidTest" + |
| "test:testA"; |
| |
| private static final String VALID_FILENAME = "ValidTest"; |
| private static final String VALID = |
| "package com.android.test;" + |
| "import junit.framework.TestCase;" + |
| "public class ValidTest extends TestCase {" + |
| " public void testA() throws Exception {" + |
| " helper();" + |
| " }" + |
| " public void helper() {" + |
| " fail();" + |
| " }" + |
| "}"; |
| |
| // TestCases must have TestCase in their hierarchy |
| private static final String INVALID_A_FILENAME = "NotTestCase"; |
| private static final String INVALID_A = |
| "package com.android.test;" + |
| "public class NotTestCase {" + |
| " public void testA() throws Exception {" + |
| " helper();" + |
| " }" + |
| " public void helper() {" + |
| " fail();" + |
| " }" + |
| "}"; |
| |
| // TestCases cant be abstract classes |
| private static final String INVALID_B_FILENAME = "AbstractClass"; |
| private static final String INVALID_B = |
| "package com.android.test;" + |
| "import junit.framework.TestCase;" + |
| "public abstract class AbstractClass extends TestCase {" + |
| " public void testA() throws Exception {" + |
| " helper();" + |
| " }" + |
| " public void helper() {" + |
| " fail();" + |
| " }" + |
| "}"; |
| |
| public void testValidFile() throws Exception { |
| String result = runScanner(VALID_FILENAME, VALID); |
| assertEquals(VALID_RESULT, result); |
| } |
| |
| public void testInvalidFileA() throws Exception { |
| assertEquals("", runScanner(INVALID_A_FILENAME, INVALID_A)); |
| } |
| |
| public void testInvalidFileB() throws Exception { |
| assertEquals("", runScanner(INVALID_B_FILENAME, INVALID_B)); |
| } |
| |
| private static String runScanner(String filename, String content) throws Exception { |
| final File parent0 = new File(System.getProperty("java.io.tmpdir")); |
| final File parent1 = new File(parent0, "tmp" + System.currentTimeMillis()); |
| final File parent2 = new File(parent1, "com"); |
| final File parent3 = new File(parent2, "android"); |
| final File parent4 = new File(parent3, "test"); |
| File f = null; |
| try { |
| parent4.mkdirs(); |
| f = new File(parent4, filename + ".java"); |
| final PrintWriter out = new PrintWriter(f); |
| out.print(content); |
| out.flush(); |
| out.close(); |
| ArrayList<String> args = new ArrayList<String>(); |
| args.add("java"); |
| args.add("-jar"); |
| args.add(JAR); |
| args.add("-s"); |
| args.add(parent1.toString()); |
| args.add("-d"); |
| args.add(JAR); |
| |
| final Process p = new ProcessBuilder(args).start(); |
| final StringBuilder output = new StringBuilder(); |
| final BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream())); |
| String line = null; |
| while ((line = in.readLine()) != null) { |
| output.append(line); |
| } |
| int ret = p.waitFor(); |
| if (ret == 0) { |
| return output.toString(); |
| } |
| } finally { |
| if (f != null) { |
| f.delete(); |
| } |
| parent4.delete(); |
| parent3.delete(); |
| parent2.delete(); |
| parent1.delete(); |
| } |
| return null; |
| } |
| } |