jdk-24/hotspot/test/runtime/CommandLine/OptionsValidation/TestOptionsWithRanges.java

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/*
 * @test
 * @summary Test VM Options with ranges
 * @library /testlibrary /runtime/CommandLine/OptionsValidation/common
 * @modules java.base/sun.misc
 *          java.management
 *          jdk.attach
 *          jdk.management/sun.tools.attach
 * @run main/othervm/timeout=600 TestOptionsWithRanges
 */

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import jdk.test.lib.Asserts;
import optionsvalidation.JVMOption;
import optionsvalidation.JVMOptionsUtils;

public class TestOptionsWithRanges {

    public static void main(String[] args) throws Exception {
        int failedTests;
        Map<String, JVMOption> allOptionsAsMap = JVMOptionsUtils.getOptionsWithRangeAsMap();
        List<JVMOption> allOptions;

        /*
         * Remove CICompilerCount from testing because currently it can hang system
         */
        allOptionsAsMap.remove("CICompilerCount");

        /*
         * Exclude below options as their maximum value would consume too much memory
         * and would affect other tests that run in parallel.
         */
        allOptionsAsMap.remove("G1ConcRefinementThreads");
        allOptionsAsMap.remove("G1RSetRegionEntries");
        allOptionsAsMap.remove("G1RSetSparseRegionEntries");

        allOptions = new ArrayList<>(allOptionsAsMap.values());

        Asserts.assertGT(allOptions.size(), 0, "Options with ranges not found!");

        System.out.println("Parsed " + allOptions.size() + " options with ranges. Start test!");

        failedTests = JVMOptionsUtils.runCommandLineTests(allOptions);

        Asserts.assertEQ(failedTests, 0,
                String.format("%d tests failed! %s", failedTests, JVMOptionsUtils.getMessageWithFailures()));
    }
}