Thomas Vachuska | 24c849c | 2014-10-27 09:53:05 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2014-present Open Networking Laboratory |
Thomas Vachuska | 24c849c | 2014-10-27 09:53:05 -0700 | [diff] [blame] | 3 | * |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
Thomas Vachuska | 24c849c | 2014-10-27 09:53:05 -0700 | [diff] [blame] | 7 | * |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
Thomas Vachuska | 24c849c | 2014-10-27 09:53:05 -0700 | [diff] [blame] | 15 | */ |
tom | 782a7cf | 2014-09-11 23:58:38 -0700 | [diff] [blame] | 16 | package org.onlab.util; |
| 17 | |
| 18 | import org.junit.Test; |
Thomas Vachuska | 9c17a6d | 2015-02-17 23:36:43 -0800 | [diff] [blame] | 19 | import org.onlab.junit.TestTools; |
| 20 | |
Sho SHIMIZU | b5638b8 | 2016-02-11 14:55:05 -0800 | [diff] [blame] | 21 | import java.util.Optional; |
Thomas Vachuska | 9c17a6d | 2015-02-17 23:36:43 -0800 | [diff] [blame] | 22 | import java.util.concurrent.ThreadFactory; |
Sho SHIMIZU | b5638b8 | 2016-02-11 14:55:05 -0800 | [diff] [blame] | 23 | import java.util.stream.Stream; |
tom | 782a7cf | 2014-09-11 23:58:38 -0700 | [diff] [blame] | 24 | |
Sho SHIMIZU | b5638b8 | 2016-02-11 14:55:05 -0800 | [diff] [blame] | 25 | import static org.hamcrest.Matchers.is; |
tom | 782a7cf | 2014-09-11 23:58:38 -0700 | [diff] [blame] | 26 | import static org.junit.Assert.*; |
Thomas Vachuska | 480adad | 2015-03-06 10:27:09 -0800 | [diff] [blame] | 27 | import static org.onlab.junit.TestTools.assertAfter; |
tom | 782a7cf | 2014-09-11 23:58:38 -0700 | [diff] [blame] | 28 | |
| 29 | /** |
| 30 | * Test of the miscellaneous tools. |
| 31 | */ |
| 32 | public class ToolsTest { |
| 33 | |
| 34 | @Test |
| 35 | public void fromHex() throws Exception { |
| 36 | assertEquals(15, Tools.fromHex("0f")); |
| 37 | assertEquals(16, Tools.fromHex("10")); |
| 38 | assertEquals(65535, Tools.fromHex("ffff")); |
| 39 | assertEquals(4096, Tools.fromHex("1000")); |
| 40 | assertEquals(0xffffffffffffffffL, Tools.fromHex("ffffffffffffffff")); |
| 41 | } |
| 42 | |
| 43 | @Test |
| 44 | public void toHex() throws Exception { |
| 45 | assertEquals("0f", Tools.toHex(15, 2)); |
| 46 | assertEquals("ffff", Tools.toHex(65535, 4)); |
| 47 | assertEquals("1000", Tools.toHex(4096, 4)); |
| 48 | assertEquals("000000000000000f", Tools.toHex(15)); |
| 49 | assertEquals("ffffffffffffffff", Tools.toHex(0xffffffffffffffffL)); |
| 50 | |
| 51 | } |
Thomas Vachuska | 9c17a6d | 2015-02-17 23:36:43 -0800 | [diff] [blame] | 52 | |
| 53 | @Test |
Thomas Vachuska | 480adad | 2015-03-06 10:27:09 -0800 | [diff] [blame] | 54 | public void namedThreads() { |
Thomas Vachuska | 9c17a6d | 2015-02-17 23:36:43 -0800 | [diff] [blame] | 55 | ThreadFactory f = Tools.namedThreads("foo-%d"); |
| 56 | Thread t = f.newThread(() -> TestTools.print("yo")); |
| 57 | assertTrue("wrong pattern", t.getName().startsWith("foo-")); |
| 58 | } |
| 59 | |
| 60 | @Test |
Thomas Vachuska | 480adad | 2015-03-06 10:27:09 -0800 | [diff] [blame] | 61 | public void groupedThreads() { |
Thomas Vachuska | c13b90a | 2015-02-18 18:19:55 -0800 | [diff] [blame] | 62 | ThreadFactory f = Tools.groupedThreads("foo/bar-me", "foo-%d"); |
Thomas Vachuska | 9c17a6d | 2015-02-17 23:36:43 -0800 | [diff] [blame] | 63 | Thread t = f.newThread(() -> TestTools.print("yo")); |
Thomas Vachuska | c13b90a | 2015-02-18 18:19:55 -0800 | [diff] [blame] | 64 | assertTrue("wrong pattern", t.getName().startsWith("foo-bar-me-foo-")); |
| 65 | assertTrue("wrong group", t.getThreadGroup().getName().equals("foo/bar-me")); |
Thomas Vachuska | 9c17a6d | 2015-02-17 23:36:43 -0800 | [diff] [blame] | 66 | } |
| 67 | |
Thomas Vachuska | 480adad | 2015-03-06 10:27:09 -0800 | [diff] [blame] | 68 | @Test |
| 69 | public void exceptionHandler() throws InterruptedException { |
| 70 | ThreadFactory f = Tools.namedThreads("foo"); |
| 71 | Thread t = f.newThread(() -> { |
| 72 | throw new IllegalStateException("BOOM!"); |
| 73 | }); |
| 74 | assertNotNull("thread should have exception handler", t.getUncaughtExceptionHandler()); |
| 75 | t.start(); |
| 76 | assertAfter(100, () -> assertEquals("incorrect thread state", Thread.State.TERMINATED, t.getState())); |
| 77 | } |
| 78 | |
Sho SHIMIZU | b5638b8 | 2016-02-11 14:55:05 -0800 | [diff] [blame] | 79 | @Test |
| 80 | public void testOptionalStream() { |
| 81 | Stream<Object> empty = Tools.stream(Optional.empty()); |
| 82 | assertThat(empty.count(), is(0L)); |
| 83 | |
| 84 | String value = "value"; |
| 85 | Stream<String> stream = Tools.stream(Optional.of(value)); |
| 86 | assertThat(stream.allMatch(value::equals), is(true)); |
| 87 | } |
| 88 | |
tom | 782a7cf | 2014-09-11 23:58:38 -0700 | [diff] [blame] | 89 | } |