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[JAVA-13959] Alligned code with article (#12982)

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Co-authored-by: panagiotiskakos <panagiotis.kakos@libra-is.com>
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panos-kakos 2022-11-06 18:33:13 +00:00 committed by GitHub
parent 198bf2181b
commit ca8e33e339
1 changed files with 16 additions and 20 deletions
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36
core-java-modules/core-java-concurrency-simple/src/test/java/com/baeldung/thread/join/ThreadJoinUnitTest.java → core-java-modules/core-java-concurrency-simple/src/test/java/com/baeldung/concurrent/threadjoin/ThreadJoinUnitTest.java
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@ -1,4 +1,4 @@
package com.baeldung.thread.join; package com.baeldung.concurrent.threadjoin;
import org.junit.Ignore; import org.junit.Ignore;
import org.junit.Test; import org.junit.Test;
@ -21,49 +21,47 @@ public class ThreadJoinUnitTest {
SampleThread(int processingCount) { SampleThread(int processingCount) {
this.processingCount = processingCount; this.processingCount = processingCount;
LOGGER.debug("Thread " + this.getName() + " created"); LOGGER.info("Thread " + this.getName() + " created");
} }
@Override @Override
public void run() { public void run() {
LOGGER.debug("Thread " + this.getName() + " started"); LOGGER.info("Thread " + this.getName() + " started");
while (processingCount > 0) { while (processingCount > 0) {
try { try {
Thread.sleep(1000); // Simulate some work being done by thread Thread.sleep(1000); // Simulate some work being done by thread
} catch (InterruptedException e) { } catch (InterruptedException e) {
LOGGER.debug("Thread " + this.getName() + " interrupted."); LOGGER.info("Thread " + this.getName() + " interrupted.");
} }
processingCount--; processingCount--;
LOGGER.debug("Inside Thread " + this.getName() + ", processingCount = " + processingCount); LOGGER.info("Inside Thread " + this.getName() + ", processingCount = " + processingCount);
} }
LOGGER.debug("Thread " + this.getName() + " exiting"); LOGGER.info("Thread " + this.getName() + " exiting");
} }
} }
@Test @Test
public void givenNewThread_whenJoinCalled_returnsImmediately() throws InterruptedException { public void givenNewThread_whenJoinCalled_returnsImmediately() throws InterruptedException {
Thread t1 = new SampleThread(0); Thread t1 = new SampleThread(0);
LOGGER.debug("Invoking join."); LOGGER.info("Invoking join");
t1.join(); t1.join();
LOGGER.debug("Returned from join"); LOGGER.info("Returned from join");
LOGGER.debug("Thread state is" + t1.getState()); LOGGER.info("Thread state is" + t1.getState());
assertFalse(t1.isAlive()); assertFalse(t1.isAlive());
} }
@Test @Test
public void givenStartedThread_whenJoinCalled_waitsTillCompletion() public void givenStartedThread_whenJoinCalled_waitsTillCompletion() throws InterruptedException {
throws InterruptedException {
Thread t2 = new SampleThread(1); Thread t2 = new SampleThread(1);
t2.start(); t2.start();
LOGGER.debug("Invoking join."); LOGGER.info("Invoking join");
t2.join(); t2.join();
LOGGER.debug("Returned from join"); LOGGER.info("Returned from join");
assertFalse(t2.isAlive()); assertFalse(t2.isAlive());
} }
@Test @Test
public void givenStartedThread_whenTimedJoinCalled_waitsUntilTimedout() public void givenStartedThread_whenTimedJoinCalled_waitsUntilTimedout() throws InterruptedException {
throws InterruptedException {
Thread t3 = new SampleThread(10); Thread t3 = new SampleThread(10);
t3.start(); t3.start();
t3.join(1000); t3.join(1000);
@ -72,19 +70,17 @@ public class ThreadJoinUnitTest {
@Test @Test
@Ignore @Ignore
public void givenThreadTerminated_checkForEffect_notGuaranteed() public void givenThreadTerminated_checkForEffect_notGuaranteed() throws InterruptedException {
throws InterruptedException {
SampleThread t4 = new SampleThread(10); SampleThread t4 = new SampleThread(10);
t4.start(); t4.start();
//not guaranteed to stop even if t4 finishes. //not guaranteed to stop even if t4 finishes.
do { do {
} while (t4.processingCount > 0); } while (t4.processingCount > 0);
} }
@Test @Test
public void givenJoinWithTerminatedThread_checkForEffect_guaranteed() public void givenJoinWithTerminatedThread_checkForEffect_guaranteed() throws InterruptedException {
throws InterruptedException {
SampleThread t4 = new SampleThread(10); SampleThread t4 = new SampleThread(10);
t4.start(); t4.start();
do { do {