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/*
* Copyright 2014-2015 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onlab.util;
import org.junit.Test;
import org.onlab.junit.TestTools;
import java.util.concurrent.ThreadFactory;
import static org.junit.Assert.*;
import static org.onlab.junit.TestTools.assertAfter;
/**
* Test of the miscellaneous tools.
*/
public class ToolsTest {
@Test
public void fromHex() throws Exception {
assertEquals(15, Tools.fromHex("0f"));
assertEquals(16, Tools.fromHex("10"));
assertEquals(65535, Tools.fromHex("ffff"));
assertEquals(4096, Tools.fromHex("1000"));
assertEquals(0xffffffffffffffffL, Tools.fromHex("ffffffffffffffff"));
}
@Test
public void toHex() throws Exception {
assertEquals("0f", Tools.toHex(15, 2));
assertEquals("ffff", Tools.toHex(65535, 4));
assertEquals("1000", Tools.toHex(4096, 4));
assertEquals("000000000000000f", Tools.toHex(15));
assertEquals("ffffffffffffffff", Tools.toHex(0xffffffffffffffffL));
}
@Test
public void namedThreads() {
ThreadFactory f = Tools.namedThreads("foo-%d");
Thread t = f.newThread(() -> TestTools.print("yo"));
assertTrue("wrong pattern", t.getName().startsWith("foo-"));
}
@Test
public void groupedThreads() {
ThreadFactory f = Tools.groupedThreads("foo/bar-me", "foo-%d");
Thread t = f.newThread(() -> TestTools.print("yo"));
assertTrue("wrong pattern", t.getName().startsWith("foo-bar-me-foo-"));
assertTrue("wrong group", t.getThreadGroup().getName().equals("foo/bar-me"));
}
@Test
public void exceptionHandler() throws InterruptedException {
ThreadFactory f = Tools.namedThreads("foo");
Thread t = f.newThread(() -> {
throw new IllegalStateException("BOOM!");
});
assertNotNull("thread should have exception handler", t.getUncaughtExceptionHandler());
t.start();
assertAfter(100, () -> assertEquals("incorrect thread state", Thread.State.TERMINATED, t.getState()));
}
}
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