743 lines
37 KiB
Java
743 lines
37 KiB
Java
/*
|
|
* Copyright (c) 2009, 2010, 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 6911256 6964740
|
|
* @summary Tests of generated TWR code.
|
|
*/
|
|
|
|
import java.util.List;
|
|
import java.util.ArrayList;
|
|
|
|
public class TwrTests {
|
|
public static void main(String[] args) {
|
|
testCreateFailure1();
|
|
testCreateFailure2();
|
|
testCreateFailure2Nested();
|
|
testCreateFailure3();
|
|
testCreateFailure3Nested();
|
|
testCreateFailure4();
|
|
testCreateFailure4Nested();
|
|
testCreateFailure5();
|
|
testCreateFailure5Nested();
|
|
|
|
testCreateSuccess1();
|
|
testCreateSuccess2();
|
|
testCreateSuccess2Nested();
|
|
testCreateSuccess3();
|
|
testCreateSuccess3Nested();
|
|
testCreateSuccess4();
|
|
testCreateSuccess4Nested();
|
|
testCreateSuccess5();
|
|
testCreateSuccess5Nested();
|
|
}
|
|
|
|
/*
|
|
* The following tests simulate a creation failure of every possible
|
|
* resource in an TWR block, and check to make sure that the failure
|
|
* prevents creation of subsequent resources, and that all created
|
|
* resources are properly closed, even if one or more of the close
|
|
* attempts fails.
|
|
*/
|
|
|
|
public static void testCreateFailure1() {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>(0);
|
|
try (Resource r0 = createResource(0, 0, 0, closedList)) {
|
|
throw new AssertionError("Resource creation succeeded");
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
if (e.resourceId() != 0) {
|
|
throw new AssertionError("Wrong resource creation "
|
|
+ e.resourceId() + " failed");
|
|
}
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Unexpected CloseFailException: " + e.resourceId());
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, 0);
|
|
}
|
|
|
|
public static void testCreateFailure2() {
|
|
for (int createFailureId = 0; createFailureId < 2; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList);
|
|
Resource r1 = createResource(1, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure2Nested() {
|
|
for (int createFailureId = 0; createFailureId < 2; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList)) {
|
|
try(Resource r1 = createResource(1, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure3() {
|
|
for (int createFailureId = 0; createFailureId < 3; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList);
|
|
Resource r1 = createResource(1, createFailureId, bitMap, closedList);
|
|
Resource r2 = createResource(2, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed:" + e);
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure3Nested() {
|
|
for (int createFailureId = 0; createFailureId < 3; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, createFailureId, bitMap, closedList)) {
|
|
try (Resource r2 = createResource(2, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
}
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed:" + e);
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure4() {
|
|
for (int createFailureId = 0; createFailureId < 4; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList);
|
|
Resource r1 = createResource(1, createFailureId, bitMap, closedList);
|
|
Resource r2 = createResource(2, createFailureId, bitMap, closedList);
|
|
Resource r3 = createResource(3, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed:" + e);
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure4Nested() {
|
|
for (int createFailureId = 0; createFailureId < 4; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, createFailureId, bitMap, closedList)) {
|
|
try (Resource r2 = createResource(2, createFailureId, bitMap, closedList)) {
|
|
try (Resource r3 = createResource(3, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
}
|
|
}
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed:" + e);
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure5() {
|
|
for (int createFailureId = 0; createFailureId < 5; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList);
|
|
Resource r1 = createResource(1, createFailureId, bitMap, closedList);
|
|
Resource r2 = createResource(2, createFailureId, bitMap, closedList);
|
|
Resource r3 = createResource(3, createFailureId, bitMap, closedList);
|
|
Resource r4 = createResource(4, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed:" + e);
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateFailure5Nested() {
|
|
for (int createFailureId = 0; createFailureId < 5; createFailureId++) {
|
|
for (int bitMap = 0, n = 1 << createFailureId; bitMap < n; bitMap++) {
|
|
int creationFailuresDetected = 0;
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, createFailureId, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, createFailureId, bitMap, closedList)) {
|
|
try (Resource r2 = createResource(2, createFailureId, bitMap, closedList)) {
|
|
try (Resource r3 = createResource(3, createFailureId, bitMap, closedList)) {
|
|
try (Resource r4 = createResource(4, createFailureId, bitMap, closedList)) {
|
|
throw new AssertionError("Entire resource creation succeeded");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
creationFailuresDetected++;
|
|
checkCreateFailureId(e.resourceId(), createFailureId);
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
throw new AssertionError("Secondary exception suppression failed:" + e);
|
|
}
|
|
checkForSingleCreationFailure(creationFailuresDetected);
|
|
checkClosedList(closedList, createFailureId);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a resource with the specified ID. The ID must be less than createFailureId.
|
|
* A subsequent attempt to close the resource will fail iff the corresponding bit
|
|
* is set in closeFailureBitMap. When an attempt is made to close this resource,
|
|
* its ID will be added to closedList, regardless of whether the attempt succeeds.
|
|
*
|
|
* @param id the ID of this resource
|
|
* @param createFailureId the ID of the resource whose creation will fail
|
|
* @param closeFailureBitMap a bit vector describing which resources should throw an
|
|
* exception when close is attempted
|
|
* @param closedList a list on which to record resource close attempts
|
|
* @throws AssertionError if no attempt should be made to create this resource
|
|
*/
|
|
private static Resource createResource(int id,
|
|
int createFailureId,
|
|
int closeFailureBitMap,
|
|
List<Integer> closedList) throws Resource.CreateFailException {
|
|
if (id > createFailureId)
|
|
throw new AssertionError("Resource " + id + " shouldn't be created");
|
|
boolean createSucceeds = id != createFailureId;
|
|
boolean closeSucceeds = (closeFailureBitMap & (1 << id)) == 0;
|
|
return new Resource(id, createSucceeds, closeSucceeds, closedList);
|
|
}
|
|
|
|
|
|
/**
|
|
* Check that an observed creation failure has the expected resource ID.
|
|
*
|
|
* @param foundId the ID of the resource whose creation failed
|
|
* @param expectedId the ID of the resource whose creation should have failed
|
|
*/
|
|
private static void checkCreateFailureId(int foundId, int expectedId) {
|
|
if (foundId != expectedId)
|
|
throw new AssertionError("Wrong resource creation failed. Found ID "
|
|
+ foundId + " expected " + expectedId);
|
|
}
|
|
|
|
/**
|
|
* Check for proper suppressed exceptions in proper order.
|
|
*
|
|
* @param suppressedExceptions the suppressed exceptions array returned by
|
|
* getSuppressed()
|
|
* @bitmap a bitmap indicating which suppressed exceptions are expected.
|
|
* Bit i is set iff id should throw a CloseFailException.
|
|
*/
|
|
private static void checkSuppressedExceptions(Throwable[] suppressedExceptions, int bitMap) {
|
|
if (suppressedExceptions.length != Integer.bitCount(bitMap))
|
|
throw new AssertionError("Expected " + Integer.bitCount(bitMap)
|
|
+ " suppressed exceptions, got " + suppressedExceptions.length);
|
|
|
|
int prevCloseFailExceptionId = Integer.MAX_VALUE;
|
|
for (Throwable t : suppressedExceptions) {
|
|
int id = ((Resource.CloseFailException) t).resourceId();
|
|
if ((1 << id & bitMap) == 0)
|
|
throw new AssertionError("Unexpected suppressed CloseFailException: " + id);
|
|
if (id > prevCloseFailExceptionId)
|
|
throw new AssertionError("Suppressed CloseFailException" + id
|
|
+ " followed " + prevCloseFailExceptionId);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check that exactly one resource creation failed.
|
|
*
|
|
* @param numCreationFailuresDetected the number of creation failures detected
|
|
*/
|
|
private static void checkForSingleCreationFailure(int numCreationFailuresDetected) {
|
|
if (numCreationFailuresDetected != 1)
|
|
throw new AssertionError("Wrong number of creation failures: "
|
|
+ numCreationFailuresDetected);
|
|
}
|
|
|
|
/**
|
|
* Check that a close was attempted on every resourced that was successfully opened,
|
|
* and that the close attempts occurred in the proper order.
|
|
*
|
|
* @param closedList the resource IDs of the close attempts, in the order they occurred
|
|
* @param the ID of the resource whose creation failed. Close attempts should occur
|
|
* for all previous resources, in reverse order.
|
|
*/
|
|
private static void checkClosedList(List<Integer> closedList, int createFailureId) {
|
|
List<Integer> expectedList = new ArrayList<Integer>(createFailureId);
|
|
for (int i = createFailureId - 1; i >= 0; i--)
|
|
expectedList.add(i);
|
|
if (!closedList.equals(expectedList))
|
|
throw new AssertionError("Closing sequence " + closedList + " != " + expectedList);
|
|
}
|
|
|
|
/*
|
|
* The following tests simulate the creation of several resources, followed
|
|
* by success or failure of forward processing. They test that all resources
|
|
* are properly closed, even if one or more of the close attempts fails.
|
|
*/
|
|
|
|
public static void testCreateSuccess1() {
|
|
for (int bitMap = 0, n = 1 << 1; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess2() {
|
|
for (int bitMap = 0, n = 1 << 2; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList);
|
|
Resource r1 = createResource(1, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 2);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess2Nested() {
|
|
for (int bitMap = 0, n = 1 << 2; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 2);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess3() {
|
|
for (int bitMap = 0, n = 1 << 3; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList);
|
|
Resource r1 = createResource(1, bitMap, closedList);
|
|
Resource r2 = createResource(2, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 3);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess3Nested() {
|
|
for (int bitMap = 0, n = 1 << 3; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, bitMap, closedList)) {
|
|
try (Resource r2 = createResource(2, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
}
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 3);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess4() {
|
|
for (int bitMap = 0, n = 1 << 4; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList);
|
|
Resource r1 = createResource(1, bitMap, closedList);
|
|
Resource r2 = createResource(2, bitMap, closedList);
|
|
Resource r3 = createResource(3, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 4);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess4Nested() {
|
|
for (int bitMap = 0, n = 1 << 4; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, bitMap, closedList)) {
|
|
try (Resource r2 = createResource(2, bitMap, closedList)) {
|
|
try (Resource r3 = createResource(3, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
}
|
|
}
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError(
|
|
"Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 4);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess5() {
|
|
for (int bitMap = 0, n = 1 << 5; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList);
|
|
Resource r1 = createResource(1, bitMap, closedList);
|
|
Resource r2 = createResource(2, bitMap, closedList);
|
|
Resource r3 = createResource(3, bitMap, closedList);
|
|
Resource r4 = createResource(4, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError("Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 5);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void testCreateSuccess5Nested() {
|
|
for (int bitMap = 0, n = 1 << 5; bitMap < n; bitMap++) {
|
|
for (int failure = 0; failure < 2; failure++) {
|
|
List<Integer> closedList = new ArrayList<Integer>();
|
|
try (Resource r0 = createResource(0, bitMap, closedList)) {
|
|
try (Resource r1 = createResource(1, bitMap, closedList)) {
|
|
try (Resource r2 = createResource(2, bitMap, closedList)) {
|
|
try (Resource r3 = createResource(3, bitMap, closedList)) {
|
|
try (Resource r4 = createResource(4, bitMap, closedList)) {
|
|
if (failure != 0)
|
|
throw new MyKindOfException();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} catch (Resource.CreateFailException e) {
|
|
throw new AssertionError("Resource creation failed: " + e.resourceId());
|
|
} catch (MyKindOfException e) {
|
|
if (failure == 0)
|
|
throw new AssertionError("Unexpected MyKindOfException");
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap);
|
|
} catch (Resource.CloseFailException e) {
|
|
if (failure == 1)
|
|
throw new AssertionError("Secondary exception suppression failed");
|
|
int id = e.resourceId();
|
|
if (bitMap == 0)
|
|
throw new AssertionError("Unexpected CloseFailException: " + id);
|
|
int highestCloseFailBit = Integer.highestOneBit(bitMap);
|
|
if (1 << id != highestCloseFailBit) {
|
|
throw new AssertionError("CloseFailException: got id " + id
|
|
+ ", expected lg(" + highestCloseFailBit +")");
|
|
}
|
|
checkSuppressedExceptions(e.getSuppressed(), bitMap & ~highestCloseFailBit);
|
|
}
|
|
checkClosedList(closedList, 5);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static Resource createResource(int id,
|
|
int closeFailureBitMap,
|
|
List<Integer> closedList) throws Resource.CreateFailException {
|
|
boolean closeSucceeds = (closeFailureBitMap & (1 << id)) == 0;
|
|
return new Resource(id, true, closeSucceeds, closedList);
|
|
}
|
|
|
|
private static class MyKindOfException extends Exception {
|
|
}
|
|
}
|
|
|
|
class Resource implements AutoCloseable {
|
|
/** A number identifying this resource */
|
|
private final int resourceId;
|
|
|
|
/** Whether the close call on this resource should succeed or fail */
|
|
private final boolean closeSucceeds;
|
|
|
|
/** When resource is closed, it records its ID in this list */
|
|
private final List<Integer> closedList;
|
|
|
|
Resource(int resourceId, boolean createSucceeds, boolean closeSucceeds,
|
|
List<Integer> closedList) throws CreateFailException {
|
|
if (!createSucceeds)
|
|
throw new CreateFailException(resourceId);
|
|
this.resourceId = resourceId;
|
|
this.closeSucceeds = closeSucceeds;
|
|
this.closedList = closedList;
|
|
}
|
|
|
|
public void close() throws CloseFailException {
|
|
closedList.add(resourceId);
|
|
if (!closeSucceeds)
|
|
throw new CloseFailException(resourceId);
|
|
}
|
|
|
|
public static class ResourceException extends RuntimeException {
|
|
private final int resourceId;
|
|
|
|
public ResourceException(int resourceId) {
|
|
super("Resource ID = " + resourceId);
|
|
this.resourceId = resourceId;
|
|
}
|
|
|
|
public int resourceId() {
|
|
return resourceId;
|
|
}
|
|
}
|
|
|
|
public static class CreateFailException extends ResourceException {
|
|
public CreateFailException(int resourceId) {
|
|
super(resourceId);
|
|
}
|
|
}
|
|
|
|
public static class CloseFailException extends ResourceException {
|
|
public CloseFailException(int resourceId) {
|
|
super(resourceId);
|
|
}
|
|
}
|
|
}
|