本文整理汇总了Java中com.oracle.testlibrary.jsr292.Helper类的典型用法代码示例。如果您正苦于以下问题：Java Helper类的具体用法？Java Helper怎么用？Java Helper使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Helper类属于com.oracle.testlibrary.jsr292包，在下文中一共展示了Helper类的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: CatchExceptionTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
public CatchExceptionTest(TestCase testCase, final boolean isVararg, final int argsCount,
final int catchDrops) {
this.testCase = testCase;
this.dropped = catchDrops;
MethodHandle thrower = testCase.thrower;
int throwerLen = thrower.type().parameterCount();
List<Class<?>> classes;
int extra = Math.max(0, argsCount - throwerLen);
classes = getThrowerParams(isVararg, extra);
this.argsCount = throwerLen + classes.size();
thrower = Helper.addTrailingArgs(thrower, this.argsCount, classes);
if (isVararg && argsCount > throwerLen) {
MethodType mt = thrower.type();
Class<?> lastParam = mt.parameterType(mt.parameterCount() - 1);
thrower = thrower.asVarargsCollector(lastParam);
}
this.thrower = thrower;
this.dropped = Math.min(this.argsCount, catchDrops);
catcher = testCase.getCatcher(getCatcherParams());
nargs = Math.max(2, this.argsCount);
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:22，代码来源:CatchExceptionTest.java
示例2: TestFactory
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
public TestFactory() {
if (Helper.IS_THOROUGH) {
maxArgs = maxDrops = CatchExceptionTest.MAX_ARITY;
} else {
maxArgs = MIN_TESTED_ARITY
+ Helper.RNG.nextInt(CatchExceptionTest.MAX_ARITY
- MIN_TESTED_ARITY)
+ 1;
maxDrops = MIN_TESTED_ARITY
+ Helper.RNG.nextInt(maxArgs - MIN_TESTED_ARITY)
+ 1;
args = 1;
}
System.out.printf("maxArgs = %d%nmaxDrops = %d%n", maxArgs, maxDrops);
constructorSize = TestCase.CONSTRUCTORS.size();
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:18，代码来源:CatchExceptionTest.java
示例3: createTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
private CatchExceptionTest createTest() {
if (!Helper.IS_THOROUGH) {
return new CatchExceptionTest(
TestCase.CONSTRUCTORS.get(constructor++).get(),
Helper.RNG.nextBoolean(), args, dropArgs);
} else {
if (isVararg) {
isVararg = false;
return new CatchExceptionTest(
TestCase.CONSTRUCTORS.get(constructor++).get(),
isVararg, args, dropArgs);
} else {
isVararg = true;
return new CatchExceptionTest(
TestCase.CONSTRUCTORS.get(constructor).get(),
isVararg, args, dropArgs);
}
}
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:20，代码来源:CatchExceptionTest.java
示例4: assertReturn
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
public void assertReturn(Object returned, Object arg0, Object arg1,
int catchDrops, Object... args) {
int lag = 0;
if (throwMode == ThrowMode.CAUGHT) {
lag = 1;
}
Helper.assertCalled(lag, callName(), arg0, arg1);
if (throwMode == ThrowMode.NOTHING) {
assertEQ(cast.apply(arg0), returned);
} else if (throwMode == ThrowMode.CAUGHT) {
List<Object> catchArgs = new ArrayList<>(Arrays.asList(args));
// catcher receives an initial subsequence of target arguments:
catchArgs.subList(args.length - catchDrops, args.length).clear();
// catcher also receives the exception, prepended:
catchArgs.add(0, thrown);
Helper.assertCalled("catcher", catchArgs);
assertEQ(cast.apply(catchArgs), returned);
}
Asserts.assertEQ(0, fakeIdentityCount);
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:22，代码来源:CatchExceptionTest.java
示例5: TestRun
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
TestRun(Function<TestMethods, LambdaFormTestCase> ctor, Collection<TestMethods> testMethods) {
this.ctor = ctor;
this.testMethods = testMethods;
long testCaseNum = testMethods.size();
long iterations = Math.max(1, Helper.TEST_LIMIT / testCaseNum);
System.out.printf("Number of iterations according to -DtestLimit is %d (%d cases)%n",
iterations, iterations * testCaseNum);
System.out.printf("Number of iterations is set to %d (%d cases)%n",
iterations, iterations * testCaseNum);
System.out.flush();
totalIterations = iterations;
doneIterations = 0L;
testCounter = 0L;
failCounter = 0L;
passed = true;
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:17，代码来源:LambdaFormTestCase.java
示例6: createTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
private CatchExceptionTest createTest() {
if (!Helper.IS_THOROUGH) {
return new CatchExceptionTest(
TestCase.CONSTRUCTORS.get(constructor++).get(),
Helper.RNG.nextBoolean(), args, dropArgs);
} else {
if (isVararg) {
isVararg = false;
return new CatchExceptionTest(
TestCase.CONSTRUCTORS.get(constructor++).get(),
isVararg, args, dropArgs);
} else {
isVararg = true;
return new CatchExceptionTest(
TestCase.CONSTRUCTORS.get(constructor).get(),
isVararg, args, dropArgs);
}
}
}
开发者ID:campolake，项目名称:openjdk9，代码行数:20，代码来源:CatchExceptionTest.java
示例7: TestFactory
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
public TestFactory() {
if (Helper.IS_THOROUGH) {
maxArgs = maxDrops = CatchExceptionTest.MAX_ARITY;
} else {
maxArgs = MIN_TESTED_ARITY
+ Helper.RNG.nextInt(CatchExceptionTest.MAX_ARITY
- MIN_TESTED_ARITY)
+ 1;
maxDrops = MIN_TESTED_ARITY
+ Helper.RNG.nextInt(maxArgs - MIN_TESTED_ARITY)
+ 1;
args = 1;
}
if (Helper.IS_VERBOSE) {
System.out.printf("maxArgs = %d%nmaxDrops = %d%n",
maxArgs, maxDrops);
}
constructorSize = TestCase.CONSTRUCTORS.size();
}
开发者ID:infobip，项目名称:infobip-open-jdk-8，代码行数:21，代码来源:CatchExceptionTest.java
示例8: nextTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
/**
* @return next test from test matrix: {varArgs, noVarArgs} x
* TestCase.rtypes x TestCase.THROWABLES x {1, .., maxArgs } x
* {0, .., maxDrops}
*/
public CatchExceptionTest nextTest() {
if (constructor < constructorSize) {
return createTest();
}
constructor = 0;
count++;
if (!Helper.IS_THOROUGH && count > Helper.TEST_LIMIT) {
System.out.println("test limit is exceeded");
return null;
}
if (dropArgs <= currentMaxDrops) {
if (dropArgs == 0) {
if (Helper.IS_THOROUGH || Helper.RNG.nextBoolean()) {
++dropArgs;
return createTest();
} else if (Helper.IS_VERBOSE) {
System.out.printf(
"argsCount=%d : \"drop\" scenarios are skipped%n",
args);
}
} else {
++dropArgs;
return createTest();
}
}
if (args < maxArgs) {
dropArgs = 0;
currentMaxDrops = Math.min(args, maxDrops);
++args;
return createTest();
}
return null;
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:40，代码来源:CatchExceptionTest.java
示例9: throwOrReturn
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
private static <T extends Throwable>
Object throwOrReturn(Object normal, T exception) throws T {
if (exception != null) {
Helper.called("throwOrReturn/throw", normal, exception);
throw exception;
}
Helper.called("throwOrReturn/normal", normal, exception);
return normal;
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:10，代码来源:CatchExceptionTest.java
示例10: testMultipleArgs
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
/**
* Tests that MHs.eCA method works correctly with MHs with multiple arguments.
* @throws Throwable
*/
public static void testMultipleArgs() throws Throwable {
int arity = 1 + RNG.nextInt(Helper.MAX_ARITY / 2 - 2);
int arityMinus = RNG.nextInt(arity);
int arityPlus = arity + RNG.nextInt(Helper.MAX_ARITY / 2 - arity) + 1;
MethodType mType = Helper.randomMethodTypeGenerator(arity);
MethodType mTypeNew = Helper.randomMethodTypeGenerator(arity);
MethodType mTypeNewMinus = Helper.randomMethodTypeGenerator(arityMinus);
MethodType mTypeNewPlus = Helper.randomMethodTypeGenerator(arityPlus);
Class<?> rType = mType.returnType();
MethodHandle original;
if (rType.equals(void.class)) {
MethodType mt = MethodType.methodType(void.class);
original = MethodHandles.publicLookup()
.findStatic(THIS_CLASS, "retVoid", mt);
} else {
Object rValue = Helper.castToWrapper(1, rType);
original = MethodHandles.constant(rType, rValue);
}
original = Helper.addTrailingArgs(original, arity, mType.parameterList());
MethodHandle target = MethodHandles
.explicitCastArguments(original, mTypeNew);
Object[] parList = Helper.randomArgs(mTypeNew.parameterList());
for (int i = 0; i < parList.length; i++) {
if (parList[i] instanceof String) {
parList[i] = null; //getting rid of Stings produced by randomArgs
}
}
target.invokeWithArguments(parList);
checkForWrongMethodTypeException(original, mTypeNewMinus);
checkForWrongMethodTypeException(original, mTypeNewPlus);
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:36，代码来源:ExplicitCastArgumentsTest.java
示例11: nextTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
/**
* @return next test from test matrix:
* {varArgs, noVarArgs} x TestCase.rtypes x TestCase.THROWABLES x {1, .., maxArgs } x {0, .., maxDrops}
*/
public CatchExceptionTest nextTest() {
if (constructor < constructorSize) {
return createTest();
}
constructor = 0;
count++;
if (!Helper.IS_THOROUGH && count > Helper.TEST_LIMIT) {
System.out.println("test limit is exceeded");
return null;
}
if (dropArgs <= currentMaxDrops) {
if (dropArgs == 0) {
if (Helper.IS_THOROUGH || Helper.RNG.nextBoolean()) {
++dropArgs;
return createTest();
} else if (Helper.IS_VERBOSE) {
System.out.printf(
"argsCount=%d : \"drop\" scenarios are skipped%n",
args);
}
} else {
++dropArgs;
return createTest();
}
}
if (args < maxArgs) {
dropArgs = 0;
currentMaxDrops = Math.min(args, maxDrops);
++args;
return createTest();
}
return null;
}
开发者ID:campolake，项目名称:openjdk9，代码行数:39，代码来源:CatchExceptionTest.java
示例12: throwOrReturn
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
private static <T extends Throwable>
Object throwOrReturn(Object normal, T exception) throws T {
if (exception != null) {
Helper.called("throwOrReturn/throw", normal, exception);
throw exception;
}
Helper.called("throwOrReturn/normal", normal, exception);
return normal;
}
开发者ID:campolake，项目名称:openjdk9，代码行数:10，代码来源:CatchExceptionTest.java
示例13: CatchExceptionTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
public CatchExceptionTest(TestCase testCase, final boolean isVararg, final int argsCount,
final int catchDrops) {
this.testCase = testCase;
this.dropped = catchDrops;
if (Helper.IS_VERBOSE) {
System.out.printf("CatchException::CatchException(%s, isVararg=%b " +
"argsCount=%d catchDrops=%d)%n",
testCase, isVararg, argsCount, catchDrops
);
}
MethodHandle thrower = testCase.thrower;
int throwerLen = thrower.type().parameterCount();
List<Class<?>> classes;
int extra = Math.max(0, argsCount - throwerLen);
classes = getThrowerParams(isVararg, extra);
this.argsCount = throwerLen + classes.size();
thrower = Helper.addTrailingArgs(thrower, this.argsCount, classes);
if (isVararg && argsCount > throwerLen) {
MethodType mt = thrower.type();
Class<?> lastParam = mt.parameterType(mt.parameterCount() - 1);
thrower = thrower.asVarargsCollector(lastParam);
}
this.thrower = thrower;
this.dropped = Math.min(this.argsCount, catchDrops);
catcher = testCase.getCatcher(getCatcherParams());
nargs = Math.max(2, this.argsCount);
}
开发者ID:infobip，项目名称:infobip-open-jdk-8，代码行数:28，代码来源:CatchExceptionTest.java
示例14: runTest
import com.oracle.testlibrary.jsr292.Helper; //导入依赖的package包/类
private void runTest() {
Helper.clear();
Object[] args = Helper.randomArgs(
argsCount, thrower.type().parameterArray());
Object arg0 = Helper.MISSING_ARG;
Object arg1 = testCase.thrown;
if (argsCount > 0) {
arg0 = args[0];
}
if (argsCount > 1) {
args[1] = arg1;
}
Asserts.assertEQ(nargs, thrower.type().parameterCount());
if (argsCount < nargs) {
Object[] appendArgs = {arg0, arg1};
appendArgs = Arrays.copyOfRange(appendArgs, argsCount, nargs);
thrower = MethodHandles.insertArguments(
thrower, argsCount, appendArgs);
}
Asserts.assertEQ(argsCount, thrower.type().parameterCount());
MethodHandle target = MethodHandles.catchException(
testCase.filter(thrower), testCase.throwableClass,
testCase.filter(catcher));
Asserts.assertEQ(thrower.type(), target.type());
Asserts.assertEQ(argsCount, target.type().parameterCount());
Object returned;
try {
returned = target.invokeWithArguments(args);
} catch (Throwable ex) {
testCase.assertCatch(ex);
returned = ex;
}
testCase.assertReturn(returned, arg0, arg1, dropped, args);
}
开发者ID:infobip，项目名称:infobip-open-jdk-8，代码行数:40，代码来源:CatchExceptionTest.java
注：本文中的com.oracle.testlibrary.jsr292.Helper类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
客服电话
APP下载
官方微信
请发表评论