Java Code Examples for com.oracle.java.testlibrary.Asserts#assertLTE()

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Example 1
Source File: TestCapacityUntilGCWrapAround.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String[] args) {
    if (Platform.is32bit()) {
        WhiteBox wb = WhiteBox.getWhiteBox();

        long before = wb.metaspaceCapacityUntilGC();
        // Now force possible overflow of capacity_until_GC.
        long after = wb.incMetaspaceCapacityUntilGC(MAX_UINT);

        Asserts.assertGTE(after, before,
                          "Increasing with MAX_UINT should not cause wrap around: " + after + " < " + before);
        Asserts.assertLTE(after, MAX_UINT,
                          "Increasing with MAX_UINT should not cause value larger than MAX_UINT:" + after);
    }
}
Example 2
Source File: SurvivorAlignmentTestMain.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Verifies that memory usage in a {@code heapSpace} deviates from
 * {@code expectedUsage} for no more than {@code MAX_RELATIVE_DEVIATION}.
 */
public void verifyMemoryUsage(long expectedUsage) {
    AlignmentHelper alignmentHelper = getAlignmentHelper(testedSpace);

    long actualMemoryUsage = alignmentHelper.getActualMemoryUsage();
    boolean otherThreadsAllocatedMemory = areOtherThreadsAllocatedMemory();

    long memoryUsageDiff = Math.abs(actualMemoryUsage - expectedUsage);
    long maxAllowedUsageDiff
            = alignmentHelper.getAllowedMemoryUsageDeviation(expectedUsage);

    System.out.println("Verifying memory usage in space: " + testedSpace);
    System.out.println("Allocated objects count: " + garbage.length);
    System.out.println("Desired object size: " + objectSize);
    System.out.println("Actual object size: " + actualObjectSize);
    System.out.println("Expected object size in space: "
            + alignmentHelper.getObjectSizeInThisSpace(objectSize));
    System.out.println("Expected memory usage: " + expectedUsage);
    System.out.println("Actual memory usage: " + actualMemoryUsage);
    System.out.println("Memory usage diff: " + memoryUsageDiff);
    System.out.println("Max allowed usage diff: " + maxAllowedUsageDiff);

    if (memoryUsageDiff > maxAllowedUsageDiff
            && otherThreadsAllocatedMemory) {
        System.out.println("Memory usage diff is incorrect, but it seems "
                + "like someone else allocated objects");
        return;
    }

    Asserts.assertLTE(memoryUsageDiff, maxAllowedUsageDiff,
            "Actual memory usage should not deviate from expected for " +
                    "more then " + maxAllowedUsageDiff);
}
Example 3
Source File: TestCapacityUntilGCWrapAround.java    From jdk8u60 with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String[] args) {
    if (Platform.is32bit()) {
        WhiteBox wb = WhiteBox.getWhiteBox();

        long before = wb.metaspaceCapacityUntilGC();
        // Now force possible overflow of capacity_until_GC.
        long after = wb.incMetaspaceCapacityUntilGC(MAX_UINT);

        Asserts.assertGTE(after, before,
                          "Increasing with MAX_UINT should not cause wrap around: " + after + " < " + before);
        Asserts.assertLTE(after, MAX_UINT,
                          "Increasing with MAX_UINT should not cause value larger than MAX_UINT:" + after);
    }
}
Example 4
Source File: SurvivorAlignmentTestMain.java    From jdk8u60 with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Verifies that memory usage in a {@code heapSpace} deviates from
 * {@code expectedUsage} for no more than {@code MAX_RELATIVE_DEVIATION}.
 */
public void verifyMemoryUsage(long expectedUsage) {
    AlignmentHelper alignmentHelper = getAlignmentHelper(testedSpace);

    long actualMemoryUsage = alignmentHelper.getActualMemoryUsage();
    boolean otherThreadsAllocatedMemory = areOtherThreadsAllocatedMemory();

    long memoryUsageDiff = Math.abs(actualMemoryUsage - expectedUsage);
    long maxAllowedUsageDiff
            = alignmentHelper.getAllowedMemoryUsageDeviation(expectedUsage);

    System.out.println("Verifying memory usage in space: " + testedSpace);
    System.out.println("Allocated objects count: " + garbage.length);
    System.out.println("Desired object size: " + objectSize);
    System.out.println("Actual object size: " + actualObjectSize);
    System.out.println("Expected object size in space: "
            + alignmentHelper.getObjectSizeInThisSpace(objectSize));
    System.out.println("Expected memory usage: " + expectedUsage);
    System.out.println("Actual memory usage: " + actualMemoryUsage);
    System.out.println("Memory usage diff: " + memoryUsageDiff);
    System.out.println("Max allowed usage diff: " + maxAllowedUsageDiff);

    if (memoryUsageDiff > maxAllowedUsageDiff
            && otherThreadsAllocatedMemory) {
        System.out.println("Memory usage diff is incorrect, but it seems "
                + "like someone else allocated objects");
        return;
    }

    Asserts.assertLTE(memoryUsageDiff, maxAllowedUsageDiff,
            "Actual memory usage should not deviate from expected for " +
                    "more then " + maxAllowedUsageDiff);
}
Example 5
Source File: TestCapacityUntilGCWrapAround.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String[] args) {
    if (Platform.is32bit()) {
        WhiteBox wb = WhiteBox.getWhiteBox();

        long before = wb.metaspaceCapacityUntilGC();
        // Now force possible overflow of capacity_until_GC.
        long after = wb.incMetaspaceCapacityUntilGC(MAX_UINT);

        Asserts.assertGTE(after, before,
                          "Increasing with MAX_UINT should not cause wrap around: " + after + " < " + before);
        Asserts.assertLTE(after, MAX_UINT,
                          "Increasing with MAX_UINT should not cause value larger than MAX_UINT:" + after);
    }
}
Example 6
Source File: SurvivorAlignmentTestMain.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Verifies that memory usage in a {@code heapSpace} deviates from
 * {@code expectedUsage} for no more than {@code MAX_RELATIVE_DEVIATION}.
 */
public void verifyMemoryUsage(long expectedUsage) {
    AlignmentHelper alignmentHelper = getAlignmentHelper(testedSpace);

    long actualMemoryUsage = alignmentHelper.getActualMemoryUsage();
    boolean otherThreadsAllocatedMemory = areOtherThreadsAllocatedMemory();

    long memoryUsageDiff = Math.abs(actualMemoryUsage - expectedUsage);
    long maxAllowedUsageDiff
            = alignmentHelper.getAllowedMemoryUsageDeviation(expectedUsage);

    System.out.println("Verifying memory usage in space: " + testedSpace);
    System.out.println("Allocated objects count: " + garbage.length);
    System.out.println("Desired object size: " + objectSize);
    System.out.println("Actual object size: " + actualObjectSize);
    System.out.println("Expected object size in space: "
            + alignmentHelper.getObjectSizeInThisSpace(objectSize));
    System.out.println("Expected memory usage: " + expectedUsage);
    System.out.println("Actual memory usage: " + actualMemoryUsage);
    System.out.println("Memory usage diff: " + memoryUsageDiff);
    System.out.println("Max allowed usage diff: " + maxAllowedUsageDiff);

    if (memoryUsageDiff > maxAllowedUsageDiff
            && otherThreadsAllocatedMemory) {
        System.out.println("Memory usage diff is incorrect, but it seems "
                + "like someone else allocated objects");
        return;
    }

    Asserts.assertLTE(memoryUsageDiff, maxAllowedUsageDiff,
            "Actual memory usage should not deviate from expected for " +
                    "more then " + maxAllowedUsageDiff);
}
Example 7
Source File: TestCapacityUntilGCWrapAround.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String[] args) {
    if (Platform.is32bit()) {
        WhiteBox wb = WhiteBox.getWhiteBox();

        long before = wb.metaspaceCapacityUntilGC();
        // Now force possible overflow of capacity_until_GC.
        long after = wb.incMetaspaceCapacityUntilGC(MAX_UINT);

        Asserts.assertGTE(after, before,
                          "Increasing with MAX_UINT should not cause wrap around: " + after + " < " + before);
        Asserts.assertLTE(after, MAX_UINT,
                          "Increasing with MAX_UINT should not cause value larger than MAX_UINT:" + after);
    }
}
Example 8
Source File: SurvivorAlignmentTestMain.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Verifies that memory usage in a {@code heapSpace} deviates from
 * {@code expectedUsage} for no more than {@code MAX_RELATIVE_DEVIATION}.
 */
public void verifyMemoryUsage(long expectedUsage) {
    AlignmentHelper alignmentHelper = getAlignmentHelper(testedSpace);

    long actualMemoryUsage = alignmentHelper.getActualMemoryUsage();
    boolean otherThreadsAllocatedMemory = areOtherThreadsAllocatedMemory();

    long memoryUsageDiff = Math.abs(actualMemoryUsage - expectedUsage);
    long maxAllowedUsageDiff
            = alignmentHelper.getAllowedMemoryUsageDeviation(expectedUsage);

    System.out.println("Verifying memory usage in space: " + testedSpace);
    System.out.println("Allocated objects count: " + garbage.length);
    System.out.println("Desired object size: " + objectSize);
    System.out.println("Actual object size: " + actualObjectSize);
    System.out.println("Expected object size in space: "
            + alignmentHelper.getObjectSizeInThisSpace(objectSize));
    System.out.println("Expected memory usage: " + expectedUsage);
    System.out.println("Actual memory usage: " + actualMemoryUsage);
    System.out.println("Memory usage diff: " + memoryUsageDiff);
    System.out.println("Max allowed usage diff: " + maxAllowedUsageDiff);

    if (memoryUsageDiff > maxAllowedUsageDiff
            && otherThreadsAllocatedMemory) {
        System.out.println("Memory usage diff is incorrect, but it seems "
                + "like someone else allocated objects");
        return;
    }

    Asserts.assertLTE(memoryUsageDiff, maxAllowedUsageDiff,
            "Actual memory usage should not deviate from expected for " +
                    "more then " + maxAllowedUsageDiff);
}
Example 9
Source File: TestCapacityUntilGCWrapAround.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String[] args) {
    if (Platform.is32bit()) {
        WhiteBox wb = WhiteBox.getWhiteBox();

        long before = wb.metaspaceCapacityUntilGC();
        // Now force possible overflow of capacity_until_GC.
        long after = wb.incMetaspaceCapacityUntilGC(MAX_UINT);

        Asserts.assertGTE(after, before,
                          "Increasing with MAX_UINT should not cause wrap around: " + after + " < " + before);
        Asserts.assertLTE(after, MAX_UINT,
                          "Increasing with MAX_UINT should not cause value larger than MAX_UINT:" + after);
    }
}
Example 10
Source File: SurvivorAlignmentTestMain.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Verifies that memory usage in a {@code heapSpace} deviates from
 * {@code expectedUsage} for no more than {@code MAX_RELATIVE_DEVIATION}.
 */
public void verifyMemoryUsage(long expectedUsage) {
    AlignmentHelper alignmentHelper = getAlignmentHelper(testedSpace);

    long actualMemoryUsage = alignmentHelper.getActualMemoryUsage();
    boolean otherThreadsAllocatedMemory = areOtherThreadsAllocatedMemory();

    long memoryUsageDiff = Math.abs(actualMemoryUsage - expectedUsage);
    long maxAllowedUsageDiff
            = alignmentHelper.getAllowedMemoryUsageDeviation(expectedUsage);

    System.out.println("Verifying memory usage in space: " + testedSpace);
    System.out.println("Allocated objects count: " + garbage.length);
    System.out.println("Desired object size: " + objectSize);
    System.out.println("Actual object size: " + actualObjectSize);
    System.out.println("Expected object size in space: "
            + alignmentHelper.getObjectSizeInThisSpace(objectSize));
    System.out.println("Expected memory usage: " + expectedUsage);
    System.out.println("Actual memory usage: " + actualMemoryUsage);
    System.out.println("Memory usage diff: " + memoryUsageDiff);
    System.out.println("Max allowed usage diff: " + maxAllowedUsageDiff);

    if (memoryUsageDiff > maxAllowedUsageDiff
            && otherThreadsAllocatedMemory) {
        System.out.println("Memory usage diff is incorrect, but it seems "
                + "like someone else allocated objects");
        return;
    }

    Asserts.assertLTE(memoryUsageDiff, maxAllowedUsageDiff,
            "Actual memory usage should not deviate from expected for " +
                    "more then " + maxAllowedUsageDiff);
}