test/hotspot/jtreg/runtime/6981737/Test6981737.java
author bchristi
Tue, 12 Jun 2018 14:08:24 -0700
changeset 50531 aeb7fb702890
parent 48553 fe2950b07f1e
permissions -rw-r--r--
8204565: (spec) Document java.{vm.}?specification.version system properties' relation to $FEATURE Reviewed-by: mchung

/*
 * Copyright (c) 2010, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * questions.
 */

/*
 * @test Test6981737.java
 * @bug 6981737 8204565
 * @summary check for correct vm properties
 * @run main Test6981737
 * @author kamg
*/

public class Test6981737 {

    /**
     * Check the 'vendor' properties and java.vm.specification.version property.
     */
    public static void main(String[] args) throws Exception {

        String vendor_re = "Oracle Corporation";
        int feature_version = Runtime.version().feature();
        String vm_spec_version_re = Integer.toString(feature_version);

        verifyProperty("java.vm.specification.vendor", vendor_re);
        verifyProperty("java.specification.vendor", vendor_re);
        verifyProperty("java.vm.specification.version", vm_spec_version_re);
        System.out.println("PASS");
    }

    public static String verifyProperty(String name, String expected_re) {
        String value = System.getProperty(name, "");
        System.out.print("Checking " + name + ": \"" + value +
          "\".matches(\"" + expected_re + "\")... ");
        if (!value.matches(expected_re)) {
            System.out.println("no.");
            throw new RuntimeException("FAIL: Wrong value for " + name +
                " property, \"" + value + "\", expected to be of form: \"" +
                expected_re + "\"");
        }
        System.out.println("yes.");
        return value;
    }
}