InvalidOptions.java revision 3294:9adfb22ff08f
1132720Skan/* 2132720Skan * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved. 3169691Skan * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4132720Skan * 5132720Skan * This code is free software; you can redistribute it and/or modify it 6132720Skan * under the terms of the GNU General Public License version 2 only, as 7132720Skan * published by the Free Software Foundation. 8132720Skan * 9132720Skan * This code is distributed in the hope that it will be useful, but WITHOUT 10132720Skan * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11132720Skan * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12132720Skan * version 2 for more details (a copy is included in the LICENSE file that 13132720Skan * accompanied this code). 14132720Skan * 15132720Skan * You should have received a copy of the GNU General Public License version 16132720Skan * 2 along with this work; if not, write to the Free Software Foundation, 17132720Skan * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18132720Skan * 19169691Skan * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20132720Skan * or visit www.oracle.com if you need additional information or have any 21132720Skan * questions. 22132720Skan */ 23132720Skan 24132720Skan/* 25132720Skan * @test 26132720Skan * @bug 8027411 8032869 27132720Skan * @summary test an invalid option 28132720Skan * @modules jdk.jdeps/com.sun.tools.javap 29132720Skan */ 30132720Skan 31169691Skanimport java.io.*; 32169691Skanimport java.util.zip.*; 33169691Skan 34169691Skanpublic class InvalidOptions { 35132720Skan int errorCount; 36132720Skan String log; 37132720Skan 38132720Skan public static void main(String[] args) throws Exception { 39132720Skan new InvalidOptions().run(); 40132720Skan } 41132720Skan 42169691Skan void run() throws Exception { 43132720Skan test(2, "-b", "Error: unknown option: -b", 44169691Skan "Usage: javap <options> <classes>", 45169691Skan "use -help for a list of possible options"); 46132720Skan if (errorCount > 0) 47132720Skan throw new Exception(errorCount + " errors received"); 48132720Skan } 49132720Skan 50132720Skan void test(int expect, String option, String ... expectedOutput) { 51132720Skan String output = runJavap(expect, option); 52132720Skan verify(output, expectedOutput); 53132720Skan } 54132720Skan 55132720Skan String runJavap(int expect, String... option) { 56132720Skan StringWriter sw = new StringWriter(); 57132720Skan PrintWriter pw = new PrintWriter(sw); 58132720Skan int rc = com.sun.tools.javap.Main.run(option, pw); 59132720Skan pw.close(); 60132720Skan System.out.println("javap prints:"); 61132720Skan System.out.println(sw); 62169691Skan if (rc != expect) 63169691Skan throw new Error("Expect to return " + expect + ", but return " + rc); 64132720Skan return sw.toString(); 65132720Skan } 66132720Skan 67132720Skan void verify(String output, String... expects) { 68132720Skan for (String expect: expects) { 69132720Skan if (!output.contains(expect)) 70132720Skan error(expect + " not found"); 71132720Skan } 72169691Skan } 73169691Skan 74132720Skan void error(String msg) { 75132720Skan System.err.println(msg); 76132720Skan errorCount++; 77132720Skan } 78132720Skan} 79132720Skan