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ThreadUtilsTest.java
505 lines (456 loc) · 18 KB
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ThreadUtilsTest.java
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package com.blankj.utilcode.util;
import org.junit.Test;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
/**
* <pre>
* author: Blankj
* blog : http://blankj.com
* time : 2018/05/21
* desc :
* </pre>
*/
public class ThreadUtilsTest extends BaseTest {
@Test
public void executeByFixed() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
new ThreadGroup("name");
Thread.sleep(500 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByFixed(3, task);
}
});
}
@Test
public void executeByFixedWithDelay() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByFixedWithDelay(3, task, 500 + index * 10, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeByFixedAtFixRate() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestScheduledTask<String> task = new TestScheduledTask<String>(latch, 3) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByFixedAtFixRate(3, task, 3000 + index * 10, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeBySingle() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(200);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeBySingle(task);
}
});
}
@Test
public void executeBySingleWithDelay() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeBySingleWithDelay(task, 500 + index * 10, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeBySingleAtFixRate() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestScheduledTask<String> task = new TestScheduledTask<String>(latch, 3) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(100 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeBySingleAtFixRate(task, 2000 + index * 10, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeByIo() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByIo(task);
}
});
}
@Test
public void executeByIoWithDelay() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByIoWithDelay(task, 500 + index * 10, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeByIoAtFixRate() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestScheduledTask<String> task = new TestScheduledTask<String>(latch, 3) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(100 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByIoAtFixRate(task, 1000, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeByCpu() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByCpu(task);
}
});
}
@Test
public void executeByCpuWithDelay() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestTask<String> task = new TestTask<String>(latch) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(500);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByCpuWithDelay(task, 500 + index * 10, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void executeByCpuAtFixRate() throws Exception {
asyncTest(10, new TestRunnable<String>() {
@Override
public void run(final int index, CountDownLatch latch) {
final TestScheduledTask<String> task = new TestScheduledTask<String>(latch, 3) {
@Override
public String doInBackground() throws Throwable {
Thread.sleep(100 + index * 10);
if (index < 4) {
return Thread.currentThread() + " :" + index;
} else if (index < 7) {
cancel();
return null;
} else {
throw new NullPointerException(String.valueOf(index));
}
}
@Override
void onTestSuccess(String result) {
System.out.println(result);
}
};
ThreadUtils.executeByCpuAtFixRate(task, 1000, TimeUnit.MILLISECONDS);
}
});
}
@Test
public void cancelPoolTask() throws InterruptedException {
int count = 300;
final CountDownLatch countDownLatch = new CountDownLatch(count);
for (int i = 0; i < count; i++) {
final int finalI = i;
ThreadUtils.executeByCached(new ThreadUtils.Task<Integer>() {
@Override
public Integer doInBackground() throws Throwable {
Thread.sleep(10 * finalI);
return finalI;
}
@Override
public void onSuccess(Integer result) {
System.out.println(result);
if (result == 10) {
ThreadUtils.cancel(ThreadUtils.getCachedPool());
}
countDownLatch.countDown();
}
@Override
public void onCancel() {
System.out.println("onCancel: " + finalI);
countDownLatch.countDown();
}
@Override
public void onFail(Throwable t) {
countDownLatch.countDown();
}
});
}
countDownLatch.await();
}
@Test
public void testTimeout() throws InterruptedException {
CountDownLatch latch = new CountDownLatch(1);
ThreadUtils.Task<Boolean> task = new ThreadUtils.SimpleTask<Boolean>() {
@Override
public Boolean doInBackground() throws Throwable {
System.out.println("doInBackground start");
Thread.sleep(2000);
System.out.println("doInBackground end");
return null;
}
@Override
public void onSuccess(Boolean result) {
System.out.println("onSuccess");
}
}.setTimeout(1000, new ThreadUtils.Task.OnTimeoutListener() {
@Override
public void onTimeout() {
System.out.println("onTimeout");
}
});
ThreadUtils.executeByCached(task);
latch.await(3, TimeUnit.SECONDS);
}
abstract static class TestScheduledTask<T> extends ThreadUtils.Task<T> {
private static final AtomicInteger ATOMIC_INTEGER = new AtomicInteger();
private int mTimes;
CountDownLatch mLatch;
TestScheduledTask(final CountDownLatch latch, final int times) {
mLatch = latch;
mTimes = times;
}
abstract void onTestSuccess(T result);
@Override
public void onSuccess(T result) {
onTestSuccess(result);
if (ATOMIC_INTEGER.addAndGet(1) % mTimes == 0) {
mLatch.countDown();
}
}
@Override
public void onCancel() {
System.out.println(Thread.currentThread() + " onCancel: ");
mLatch.countDown();
}
@Override
public void onFail(Throwable t) {
System.out.println(Thread.currentThread() + " onFail: " + t);
mLatch.countDown();
}
}
abstract static class TestTask<T> extends ThreadUtils.Task<T> {
CountDownLatch mLatch;
TestTask(final CountDownLatch latch) {
mLatch = latch;
}
abstract void onTestSuccess(T result);
@Override
public void onSuccess(T result) {
onTestSuccess(result);
mLatch.countDown();
}
@Override
public void onCancel() {
System.out.println(Thread.currentThread() + " onCancel: ");
mLatch.countDown();
}
@Override
public void onFail(Throwable t) {
System.out.println(Thread.currentThread() + " onFail: " + t);
mLatch.countDown();
}
}
private <T> void asyncTest(int threadCount, TestRunnable<T> runnable) throws Exception {
CountDownLatch latch = new CountDownLatch(threadCount);
for (int i = 0; i < threadCount; i++) {
runnable.run(i, latch);
}
latch.await();
}
interface TestRunnable<T> {
void run(final int index, CountDownLatch latch);
}
}