Class AtomicIntegerTest

java.lang.Object
  junit.framework.Assert
      junit.framework.TestCase
          JSR166TestCase
              AtomicIntegerTest

All Implemented Interfaces:

junit.framework.Test

public class AtomicIntegerTest
extends JSR166TestCase

Nested Class Summary

Nested classes/interfaces inherited from class JSR166TestCase

JSR166TestCase.AdjustablePolicy, JSR166TestCase.CallableOne, JSR166TestCase.CheckedBarrier, JSR166TestCase.CheckedCallable<T>, JSR166TestCase.CheckedInterruptedCallable<T>, JSR166TestCase.CheckedInterruptedRunnable, JSR166TestCase.CheckedRecursiveAction, JSR166TestCase.CheckedRecursiveTask<T>, JSR166TestCase.CheckedRunnable, JSR166TestCase.LongPossiblyInterruptedRunnable, JSR166TestCase.MediumInterruptedRunnable, JSR166TestCase.MediumPossiblyInterruptedRunnable, JSR166TestCase.MediumRunnable, JSR166TestCase.NoOpCallable, JSR166TestCase.NoOpREHandler, JSR166TestCase.NoOpRunnable, JSR166TestCase.NPETask, JSR166TestCase.RunnableShouldThrow, JSR166TestCase.ShortInterruptedRunnable, JSR166TestCase.ShortRunnable, JSR166TestCase.SimpleThreadFactory, JSR166TestCase.SmallCallable, JSR166TestCase.SmallPossiblyInterruptedRunnable, JSR166TestCase.SmallRunnable, JSR166TestCase.StringTask, JSR166TestCase.ThreadShouldThrow, JSR166TestCase.TrackedCallable, JSR166TestCase.TrackedLongRunnable, JSR166TestCase.TrackedMediumRunnable, JSR166TestCase.TrackedNoOpRunnable, JSR166TestCase.TrackedRunnable, JSR166TestCase.TrackedShortRunnable, JSR166TestCase.TrackedSmallRunnable

Field Summary

Fields inherited from class JSR166TestCase

eight, expensiveTests, five, four, LONG_DELAY_MS, m1, m10, m2, m3, m4, m5, m6, MEDIUM_DELAY_MS, nine, one, seven, SHORT_DELAY_MS, six, SIZE, SMALL_DELAY_MS, TEST_STRING, three, two, zero

Constructor Summary

AtomicIntegerTest()

Method Summary

static void	main(java.lang.String[] args)
static junit.framework.Test	suite()
void	testAddAndGet() addAndGet adds given value to current, and returns current value
void	testCompareAndSet() compareAndSet succeeds in changing value if equal to expected else fails
void	testCompareAndSetInMultipleThreads() compareAndSet in one thread enables another waiting for value to succeed
void	testConstructor() constructor initializes to given value
void	testConstructor2() default constructed initializes to zero
void	testDecrementAndGet() decrementAndGet decrements and returns current value
void	testDoubleValue() doubleValue returns current value.
void	testFloatValue() floatValue returns current value.
void	testGetAndAdd() getAndAdd returns previous value and adds given value
void	testGetAndDecrement() getAndDecrement returns previous value and decrements
void	testGetAndIncrement() getAndIncrement returns previous value and increments
void	testGetAndSet() getAndSet returns previous value and sets to given value
void	testGetLazySet() get returns the last value lazySet in same thread
void	testGetSet() get returns the last value set
void	testIncrementAndGet() incrementAndGet increments and returns current value
void	testIntValue() intValue returns current value.
void	testLongValue() longValue returns current value.
void	testSerialization() a deserialized serialized atomic holds same value
void	testToString() toString returns current value.
void	testWeakCompareAndSet() repeated weakCompareAndSet succeeds in changing value when equal to expected

Methods inherited from class JSR166TestCase

assertThreadJoinTimesOut, awaiter, checkEmpty, delay, getShortDelay, joinPool, latchAwaitingStringTask, newTestSuite, permissivePolicy, possiblyInterruptedRunnable, runTest, runTestProfiled, runWithoutPermissions, runWithPermissions, setDelays, setUp, shouldThrow, shouldThrow, tearDown, threadAssertEquals, threadAssertEquals, threadAssertFalse, threadAssertNull, threadAssertSame, threadAssertTrue, threadFail, threadRecordFailure, threadShouldThrow, threadShouldThrow, threadUnexpectedException, trackedRunnable

Methods inherited from class junit.framework.TestCase

countTestCases, createResult, getName, run, run, runBare, setName, toString

Methods inherited from class junit.framework.Assert

assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertFalse, assertFalse, assertNotNull, assertNotNull, assertNotSame, assertNotSame, assertNull, assertNull, assertSame, assertSame, assertTrue, assertTrue, fail, fail, failNotEquals, failNotSame, failSame, format

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AtomicIntegerTest

public AtomicIntegerTest()

Method Detail

main

public static void main(java.lang.String[] args)

suite

public static junit.framework.Test suite()

testConstructor

public void testConstructor()

constructor initializes to given value

testConstructor2

public void testConstructor2()

default constructed initializes to zero

testGetSet

public void testGetSet()

get returns the last value set

testGetLazySet

public void testGetLazySet()

get returns the last value lazySet in same thread

testCompareAndSet

public void testCompareAndSet()

compareAndSet succeeds in changing value if equal to expected else fails

testCompareAndSetInMultipleThreads

public void testCompareAndSetInMultipleThreads()
                                        throws java.lang.Exception

compareAndSet in one thread enables another waiting for value to succeed

Throws:

java.lang.Exception

testWeakCompareAndSet

public void testWeakCompareAndSet()

repeated weakCompareAndSet succeeds in changing value when equal to expected

testGetAndSet

public void testGetAndSet()

getAndSet returns previous value and sets to given value

testGetAndAdd

public void testGetAndAdd()

getAndAdd returns previous value and adds given value

testGetAndDecrement

public void testGetAndDecrement()

getAndDecrement returns previous value and decrements

testGetAndIncrement

public void testGetAndIncrement()

getAndIncrement returns previous value and increments

testAddAndGet

public void testAddAndGet()

addAndGet adds given value to current, and returns current value

testDecrementAndGet

public void testDecrementAndGet()

decrementAndGet decrements and returns current value

testIncrementAndGet

public void testIncrementAndGet()

incrementAndGet increments and returns current value

testSerialization

public void testSerialization()
                       throws java.lang.Exception

a deserialized serialized atomic holds same value

Throws:

java.lang.Exception

testToString

public void testToString()

toString returns current value.

testIntValue

public void testIntValue()

intValue returns current value.

testLongValue

public void testLongValue()

longValue returns current value.

testFloatValue

public void testFloatValue()

floatValue returns current value.

testDoubleValue

public void testDoubleValue()

doubleValue returns current value.