jdk-24/hotspot/test/compiler/startup/NumCompilerThreadsCheck.java
Calvin Cheung d4c484b0ba Merge
2015-04-03 13:45:33 -07:00

50 lines
1.8 KiB
Java

/*
* Copyright (c) 2014, 2015, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8034775
* @summary Ensures correct minimal number of compiler threads (provided by -XX:CICompilerCount=)
* @library /testlibrary
* @modules java.base/sun.misc
* java.management
*/
import com.oracle.java.testlibrary.*;
public class NumCompilerThreadsCheck {
public static void main(String[] args) throws Exception {
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:CICompilerCount=-1");
OutputAnalyzer out = new OutputAnalyzer(pb.start());
String expectedOutput = "CICompilerCount of -1 is invalid";
out.shouldContain(expectedOutput);
if (Platform.isZero()) {
String expectedLowWaterMarkText = "must be at least 0";
out.shouldContain(expectedLowWaterMarkText);
}
}
}