| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.hadoop.http; |
| |
| import org.junit.Test; |
| |
| public class TestHttpServerLifecycle extends HttpServerFunctionalTest { |
| |
| /** |
| * Check that a server is alive by probing the {@link HttpServer#isAlive()} method |
| * and the text of its toString() description |
| * @param server server |
| */ |
| private void assertAlive(HttpServer server) { |
| assertTrue("Server is not alive", server.isAlive()); |
| assertToStringContains(server, HttpServer.STATE_DESCRIPTION_ALIVE); |
| } |
| |
| private void assertNotLive(HttpServer server) { |
| assertTrue("Server should not be live", !server.isAlive()); |
| assertToStringContains(server, HttpServer.STATE_DESCRIPTION_NOT_LIVE); |
| } |
| |
| /** |
| * Test that the server is alive once started |
| * |
| * @throws Throwable on failure |
| */ |
| @Test public void testCreatedServerIsNotAlive() throws Throwable { |
| HttpServer server = createTestServer(); |
| assertNotLive(server); |
| } |
| |
| @Test public void testStopUnstartedServer() throws Throwable { |
| HttpServer server = createTestServer(); |
| stop(server); |
| } |
| |
| /** |
| * Test that the server is alive once started |
| * |
| * @throws Throwable on failure |
| */ |
| @Test |
| public void testStartedServerIsAlive() throws Throwable { |
| HttpServer server = null; |
| server = createTestServer(); |
| assertNotLive(server); |
| server.start(); |
| assertAlive(server); |
| stop(server); |
| } |
| |
| /** |
| * Assert that the result of {@link HttpServer#toString()} contains the specific text |
| * @param server server to examine |
| * @param text text to search for |
| */ |
| private void assertToStringContains(HttpServer server, String text) { |
| String description = server.toString(); |
| assertTrue("Did not find \"" + text + "\" in \"" + description + "\"", |
| description.contains(text)); |
| } |
| |
| /** |
| * Test that the server is not alive once stopped |
| * |
| * @throws Throwable on failure |
| */ |
| @Test public void testStoppedServerIsNotAlive() throws Throwable { |
| HttpServer server = createAndStartTestServer(); |
| assertAlive(server); |
| stop(server); |
| assertNotLive(server); |
| } |
| |
| /** |
| * Test that the server is not alive once stopped |
| * |
| * @throws Throwable on failure |
| */ |
| @Test public void testStoppingTwiceServerIsAllowed() throws Throwable { |
| HttpServer server = createAndStartTestServer(); |
| assertAlive(server); |
| stop(server); |
| assertNotLive(server); |
| stop(server); |
| assertNotLive(server); |
| } |
| |
| /** |
| * Test that the server is alive once started |
| * |
| * @throws Throwable |
| * on failure |
| */ |
| @Test |
| public void testWepAppContextAfterServerStop() throws Throwable { |
| HttpServer server = null; |
| String key = "test.attribute.key"; |
| String value = "test.attribute.value"; |
| server = createTestServer(); |
| assertNotLive(server); |
| server.start(); |
| server.setAttribute(key, value); |
| assertAlive(server); |
| assertEquals(value, server.getAttribute(key)); |
| stop(server); |
| assertNull("Server context should have cleared", server.getAttribute(key)); |
| } |
| } |