2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * Copyright (C) 2017 Amdocs
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
20 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
24 package org.openecomp.appc.adapter.iaas.impl;
26 import static org.junit.Assert.*;
28 import org.junit.Before;
29 import org.junit.Test;
30 import org.openecomp.appc.Constants;
31 import org.openecomp.appc.adapter.iaas.impl.RequestContext;
32 import org.openecomp.appc.configuration.Configuration;
33 import org.openecomp.appc.configuration.ConfigurationFactory;
36 * Test the RequestContext object
38 * The request context is used to track retries, recovery attempts, and time to live of the processing of a request.
42 public class TestRequestContext {
44 private RequestContext rc;
45 private Configuration config = ConfigurationFactory.getConfiguration();
48 * Set up the test environment by forcing the retry delay and limit to small values for the test and setting up the
49 * request context object.
53 config.setProperty(Constants.PROPERTY_RETRY_DELAY, "1");
54 config.setProperty(Constants.PROPERTY_RETRY_LIMIT, "3");
55 rc = new RequestContext(null);
56 rc.setTimeToLiveSeconds(2);
60 * Ensure that we set up the property correctly
63 public void testRetryDelayProperty() {
64 assertEquals(1, rc.getRetryDelay());
68 * Ensure that we set up the property correctly
71 public void testRetryLimitProperty() {
72 assertEquals(3, rc.getRetryLimit());
76 * This test ensures that the retry attempt counter is zero on a new context
79 public void testRetryCountNoRetries() {
80 assertEquals(0, rc.getAttempts());
84 * Test that the delay is accurate
87 public void testDelay() {
88 long future = System.currentTimeMillis() + (rc.getRetryDelay() * 1000L);
92 assertTrue(System.currentTimeMillis() >= future);
96 * The RequestContext tracks the number of retry attempts against the limit. This test verifies that tracking logic
100 public void testCanRetry() {
101 assertEquals(0, rc.getAttempts());
102 assertTrue(rc.attempt());
103 assertEquals(1, rc.getAttempts());
104 assertTrue(rc.attempt());
105 assertEquals(2, rc.getAttempts());
106 assertTrue(rc.attempt());
107 assertEquals(3, rc.getAttempts());
108 assertFalse(rc.attempt());
109 assertEquals(3, rc.getAttempts());
110 assertFalse(rc.attempt());
111 assertEquals(3, rc.getAttempts());
112 assertFalse(rc.attempt());
113 assertEquals(3, rc.getAttempts());
117 * The same RequestContext is used throughout the processing, and retries need to be reset once successfully
118 * connected so that any earlier (successful) recoveries are not considered when performing any new future
119 * recoveries. This test ensures that a reset clears the retry counter and that we can attempt retries again up to
123 public void testResetAndCanRetry() {
124 assertTrue(rc.attempt());
125 assertTrue(rc.attempt());
126 assertTrue(rc.attempt());
129 assertTrue(rc.attempt());
130 assertTrue(rc.attempt());
131 assertTrue(rc.attempt());
132 assertFalse(rc.attempt());
133 assertFalse(rc.attempt());
134 assertFalse(rc.attempt());
138 * This test is used to test tracking of time to live for the request context. Because time is inexact, the
139 * assertions can only be ranges of values, such as at least some value or greater. The total duration tracking in
140 * the request context is only updated on each call to {@link RequestContext#isAlive()}. Also, durations are NOT
141 * affected by calls to reset.
144 public void testTimeToLive() {
145 assertTrue(rc.getTotalDuration() == 0L);
146 assertTrue(rc.isAlive());
149 assertTrue(rc.isAlive());
150 assertTrue(rc.getTotalDuration() >= 1000L);
154 assertTrue(rc.getTotalDuration() >= 2000L);
157 assertFalse(rc.isAlive());
158 assertTrue(rc.getTotalDuration() >= 3000L);