Mon, 13 Dec 2010 14:56:50 +0000
7006109: Add test library to simplify the task of writing automated type-system tests
Summary: Types.java needs to be more stress-tested
Reviewed-by: jjg
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /* |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 6604599 |
aoqi@0 | 27 | * @summary ToolProvider should be less compiler-specific |
aoqi@0 | 28 | */ |
aoqi@0 | 29 | |
aoqi@0 | 30 | import java.io.*; |
aoqi@0 | 31 | import javax.tools.*; |
aoqi@0 | 32 | |
aoqi@0 | 33 | // control for ToolProviderTest1 -- verify that using ToolProvider to |
aoqi@0 | 34 | // access the compiler does trigger loading com.sun.tools.javac.* |
aoqi@0 | 35 | public class ToolProviderTest2 { |
aoqi@0 | 36 | public static void main(String... args) throws Exception { |
aoqi@0 | 37 | if (args.length > 0) { |
aoqi@0 | 38 | System.err.println(ToolProvider.getSystemJavaCompiler()); |
aoqi@0 | 39 | return; |
aoqi@0 | 40 | } |
aoqi@0 | 41 | |
aoqi@0 | 42 | new ToolProviderTest2().run(); |
aoqi@0 | 43 | } |
aoqi@0 | 44 | |
aoqi@0 | 45 | void run() throws Exception { |
aoqi@0 | 46 | File javaHome = new File(System.getProperty("java.home")); |
aoqi@0 | 47 | if (javaHome.getName().equals("jre")) |
aoqi@0 | 48 | javaHome = javaHome.getParentFile(); |
aoqi@0 | 49 | File javaExe = new File(new File(javaHome, "bin"), "java"); |
aoqi@0 | 50 | String classpath = System.getProperty("java.class.path"); |
aoqi@0 | 51 | |
aoqi@0 | 52 | String[] cmd = { |
aoqi@0 | 53 | javaExe.getPath(), |
aoqi@0 | 54 | "-verbose:class", |
aoqi@0 | 55 | "-classpath", classpath, |
aoqi@0 | 56 | ToolProviderTest2.class.getName(), |
aoqi@0 | 57 | "javax.tools.ToolProvider" |
aoqi@0 | 58 | }; |
aoqi@0 | 59 | |
aoqi@0 | 60 | ProcessBuilder pb = new ProcessBuilder(cmd).redirectErrorStream(true); |
aoqi@0 | 61 | Process p = pb.start(); |
aoqi@0 | 62 | BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream())); |
aoqi@0 | 63 | String line; |
aoqi@0 | 64 | boolean found = false; |
aoqi@0 | 65 | while ((line = r.readLine()) != null) { |
aoqi@0 | 66 | System.err.println(line); |
aoqi@0 | 67 | if (line.contains("com.sun.tools.javac.")) |
aoqi@0 | 68 | found = true; |
aoqi@0 | 69 | } |
aoqi@0 | 70 | int rc = p.waitFor(); |
aoqi@0 | 71 | if (rc != 0) |
aoqi@0 | 72 | error("Unexpected exit code: " + rc); |
aoqi@0 | 73 | |
aoqi@0 | 74 | if (!found) |
aoqi@0 | 75 | System.err.println("expected class name not found"); |
aoqi@0 | 76 | |
aoqi@0 | 77 | if (errors > 0) |
aoqi@0 | 78 | throw new Exception(errors + " errors occurred"); |
aoqi@0 | 79 | } |
aoqi@0 | 80 | |
aoqi@0 | 81 | void error(String msg) { |
aoqi@0 | 82 | System.err.println(msg); |
aoqi@0 | 83 | errors++; |
aoqi@0 | 84 | } |
aoqi@0 | 85 | |
aoqi@0 | 86 | int errors; |
aoqi@0 | 87 | } |