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8075071: [TEST_BUG] TimSortStackSize2.java: OOME: Java heap space: MaxHeap shrinked by MaxRAMFraction

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Reviewed-by: dholmes
This commit is contained in:
Lev Priima 2015-03-24 03:46:57 -04:00
parent 8972c391cb
commit 2b63b5d1d7
1 changed files with 47 additions and 6 deletions
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53
jdk/test/java/util/Arrays/TimSortStackSize2.java
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@ -24,22 +24,63 @@
/*
* @test
* @bug 8072909
* @run main/othervm -Xms385m TimSortStackSize2 67108864
* @library /lib/testlibrary /../../test/lib
* @build jdk.testlibrary.*
* @build TimSortStackSize2
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
* -XX:+WhiteBoxAPI TimSortStackSize2
* @summary Test TimSort stack size on big arrays
* big tests not for regular execution on all platforms:
* run main/othervm -Xmx8g TimSortStackSize2 1073741824
* run main/othervm -Xmx16g TimSortStackSize2 2147483644
*/
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import java.util.function.Consumer;
import jdk.testlibrary.OutputAnalyzer;
import jdk.testlibrary.ProcessTools;
import jdk.testlibrary.Utils;
import sun.hotspot.WhiteBox;
public class TimSortStackSize2 {
public static void main(String[] args) {
int lengthOfTest = Integer.parseInt(args[0]);
if ( args == null || args.length == 0 ){
startMeWithArgs();
} else {
doTestOfTwoTimSorts(Integer.parseInt(args[0]));
}
}
private static void startMeWithArgs(){
/*
* big tests not for regular execution on all platforms:
* run main/othervm -Xmx8g TimSortStackSize2 1073741824
* run main/othervm -Xmx16g TimSortStackSize2 2147483644
*/
try {
Boolean compressedOops = WhiteBox.getWhiteBox()
.getBooleanVMFlag("UseCompressedOops");
final String xmsValue = "-Xms" +
((compressedOops == null || compressedOops) ? "385" : "770")
+ "m";
System.out.println( "compressedOops: " + compressedOops
+ "; Test will be started with \"" + xmsValue + "\"");
ProcessBuilder processBuilder = ProcessTools
.createJavaProcessBuilder(Utils.addTestJavaOpts(xmsValue,
"TimSortStackSize2", "67108864"
)
);
OutputAnalyzer output = ProcessTools.executeProcess(processBuilder);
System.out.println(output.getOutput());
output.shouldHaveExitValue(0);
} catch( Exception e ){
e.printStackTrace();
throw new RuntimeException(e);
}
}
private static void doTestOfTwoTimSorts(final int lengthOfTest){
boolean passed = doTest("TimSort", lengthOfTest,
(Integer [] a) -> Arrays.sort(a));
passed = doTest("ComparableTimSort", lengthOfTest, (Integer [] a) ->