本文整理汇总了Java中org.apache.hadoop.test.MultithreadedTestUtil.TestContext类的典型用法代码示例。如果您正苦于以下问题：Java TestContext类的具体用法？Java TestContext怎么用？Java TestContext使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
TestContext类属于org.apache.hadoop.test.MultithreadedTestUtil包，在下文中一共展示了TestContext类的6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，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: MiniZKFCCluster
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; //导入依赖的package包/类
public MiniZKFCCluster(Configuration conf, ZooKeeperServer zks) {
this.conf = conf;
// Fast check interval so tests run faster
conf.setInt(CommonConfigurationKeys.HA_HM_CHECK_INTERVAL_KEY, 50);
conf.setInt(CommonConfigurationKeys.HA_HM_CONNECT_RETRY_INTERVAL_KEY, 50);
conf.setInt(CommonConfigurationKeys.HA_HM_SLEEP_AFTER_DISCONNECT_KEY, 50);
svcs = new ArrayList<DummyHAService>(2);
// remove any existing instances we are keeping track of
DummyHAService.instances.clear();
for (int i = 0; i < 2; i++) {
addSvcs(svcs, i);
}
this.ctx = new TestContext();
this.zks = zks;
}
示例2: testNoErrors
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; //导入依赖的package包/类
@Test
public void testNoErrors() throws Exception {
final AtomicInteger threadsRun = new AtomicInteger();
TestContext ctx = new TestContext();
for (int i = 0; i < 3; i++) {
ctx.addThread(new TestingThread(ctx) {
@Override
public void doWork() throws Exception {
threadsRun.incrementAndGet();
}
});
}
assertEquals(0, threadsRun.get());
ctx.startThreads();
long st = Time.now();
ctx.waitFor(30000);
long et = Time.now();
// All threads should have run
assertEquals(3, threadsRun.get());
// Test shouldn't have waited the full 30 seconds, since
// the threads exited faster than that.
assertTrue("Test took " + (et - st) + "ms",
et - st < 5000);
}
示例3: testThreadFails
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; //导入依赖的package包/类
@Test
public void testThreadFails() throws Exception {
TestContext ctx = new TestContext();
ctx.addThread(new TestingThread(ctx) {
@Override
public void doWork() throws Exception {
fail(FAIL_MSG);
}
});
ctx.startThreads();
long st = Time.now();
try {
ctx.waitFor(30000);
fail("waitFor did not throw");
} catch (RuntimeException rte) {
// expected
assertEquals(FAIL_MSG, rte.getCause().getMessage());
}
long et = Time.now();
// Test shouldn't have waited the full 30 seconds, since
// the thread throws faster than that
assertTrue("Test took " + (et - st) + "ms",
et - st < 5000);
}
示例4: testThreadThrowsCheckedException
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; //导入依赖的package包/类
@Test
public void testThreadThrowsCheckedException() throws Exception {
TestContext ctx = new TestContext();
ctx.addThread(new TestingThread(ctx) {
@Override
public void doWork() throws Exception {
throw new IOException("my ioe");
}
});
ctx.startThreads();
long st = Time.now();
try {
ctx.waitFor(30000);
fail("waitFor did not throw");
} catch (RuntimeException rte) {
// expected
assertEquals("my ioe", rte.getCause().getMessage());
}
long et = Time.now();
// Test shouldn't have waited the full 30 seconds, since
// the thread throws faster than that
assertTrue("Test took " + (et - st) + "ms",
et - st < 5000);
}
示例5: testRepeatingThread
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; //导入依赖的package包/类
@Test
public void testRepeatingThread() throws Exception {
final AtomicInteger counter = new AtomicInteger();
TestContext ctx = new TestContext();
ctx.addThread(new RepeatingTestThread(ctx) {
@Override
public void doAnAction() throws Exception {
counter.incrementAndGet();
}
});
ctx.startThreads();
long st = Time.now();
ctx.waitFor(3000);
ctx.stop();
long et = Time.now();
long elapsed = et - st;
// Test should have waited just about 3 seconds
assertTrue("Test took " + (et - st) + "ms",
Math.abs(elapsed - 3000) < 500);
// Counter should have been incremented lots of times in 3 full seconds
assertTrue("Counter value = " + counter.get(),
counter.get() > 1000);
}
示例6: MiniZKFCCluster
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; //导入依赖的package包/类
public MiniZKFCCluster(Configuration conf, ZooKeeperServer zks) {
this.conf = conf;
// Fast check interval so tests run faster
conf.setInt(CommonConfigurationKeys.HA_HM_CHECK_INTERVAL_KEY, 50);
conf.setInt(CommonConfigurationKeys.HA_HM_CONNECT_RETRY_INTERVAL_KEY, 50);
conf.setInt(CommonConfigurationKeys.HA_HM_SLEEP_AFTER_DISCONNECT_KEY, 50);
svcs = new DummyHAService[2];
svcs[0] = new DummyHAService(HAServiceState.INITIALIZING,
new InetSocketAddress("svc1", 1234));
svcs[0].setSharedResource(sharedResource);
svcs[1] = new DummyHAService(HAServiceState.INITIALIZING,
new InetSocketAddress("svc2", 1234));
svcs[1].setSharedResource(sharedResource);
this.ctx = new TestContext();
this.zks = zks;
}