/*+
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 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.+
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.+
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 *+
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 * This code is free software; you can redistribute it and/or modify it+
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 * under the terms of the GNU General Public License version 2 only, as+
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 * published by the Free Software Foundation.+
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 *+
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 * This code is distributed in the hope that it will be useful, but WITHOUT+
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or+
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License+
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 * version 2 for more details (a copy is included in the LICENSE file that+
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 * accompanied this code).+
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 *+
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 * You should have received a copy of the GNU General Public License version+
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 * 2 along with this work; if not, write to the Free Software Foundation,+
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.+
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 *+
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA+
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 * or visit www.oracle.com if you need additional information or have any+
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 * questions.+
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 */+
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+
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/*+
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 * @test Test2GbHeap+
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 * @bug 8031686+
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 * @summary Regression test to ensure we can start G1 with 2gb heap.+
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 * Skip test on 32 bit system: it typically does not support the many and large virtual memory reservations needed.+
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 * @requires vm.gc.G1+
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 * @requires vm.bits != "32"+
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 * @key gc+
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 * @key regression+
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 * @library /test/lib+
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 * @modules java.base/jdk.internal.misc+
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 *          java.management+
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 */+
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+
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import java.util.ArrayList;+
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+
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import jdk.test.lib.process.OutputAnalyzer;+
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import jdk.test.lib.process.ProcessTools;+
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+
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public class Test2GbHeap {+
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  public static void main(String[] args) throws Exception {+
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    ArrayList<String> testArguments = new ArrayList<String>();+
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+
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    testArguments.add("-XX:+UseG1GC");+
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    testArguments.add("-Xmx2g");+
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    testArguments.add("-version");+
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+
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    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(testArguments.toArray(new String[0]));+
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+
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    OutputAnalyzer output = new OutputAnalyzer(pb.start());+
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    output.shouldHaveExitValue(0);+
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  }+
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}+
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