2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
22 * ============LICENSE_END=========================================================
26 package org.openecomp.appc.adapter.iaas.impl;
28 import static org.junit.Assert.*;
30 import org.junit.Before;
31 import org.junit.Test;
32 import org.openecomp.appc.Constants;
33 import org.openecomp.appc.adapter.iaas.impl.RequestContext;
34 import org.openecomp.appc.configuration.Configuration;
35 import org.openecomp.appc.configuration.ConfigurationFactory;
38 * Test the RequestContext object
40 * The request context is used to track retries, recovery attempts, and time to live of the processing of a request.
44 public class TestRequestContext {
46 private RequestContext rc;
47 private Configuration config = ConfigurationFactory.getConfiguration();
50 * Set up the test environment by forcing the retry delay and limit to small values for the test and setting up the
51 * request context object.
55 config.setProperty(Constants.PROPERTY_RETRY_DELAY, "1");
56 config.setProperty(Constants.PROPERTY_RETRY_LIMIT, "3");
57 rc = new RequestContext(null);
58 rc.setTimeToLiveSeconds(2);
62 * Ensure that we set up the property correctly
65 public void testRetryDelayProperty() {
66 assertEquals(1, rc.getRetryDelay());
70 * Ensure that we set up the property correctly
73 public void testRetryLimitProperty() {
74 assertEquals(3, rc.getRetryLimit());
78 * This test ensures that the retry attempt counter is zero on a new context
81 public void testRetryCountNoRetries() {
82 assertEquals(0, rc.getAttempts());
86 * Test that the delay is accurate
89 public void testDelay() {
90 long future = System.currentTimeMillis() + (rc.getRetryDelay() * 1000L);
94 assertTrue(System.currentTimeMillis() >= future);
98 * The RequestContext tracks the number of retry attempts against the limit. This test verifies that tracking logic
102 public void testCanRetry() {
103 assertEquals(0, rc.getAttempts());
104 assertTrue(rc.attempt());
105 assertEquals(1, rc.getAttempts());
106 assertTrue(rc.attempt());
107 assertEquals(2, rc.getAttempts());
108 assertTrue(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());
114 assertFalse(rc.attempt());
115 assertEquals(3, rc.getAttempts());
119 * The same RequestContext is used throughout the processing, and retries need to be reset once successfully
120 * connected so that any earlier (successful) recoveries are not considered when performing any new future
121 * recoveries. This test ensures that a reset clears the retry counter and that we can attempt retries again up to
125 public void testResetAndCanRetry() {
126 assertTrue(rc.attempt());
127 assertTrue(rc.attempt());
128 assertTrue(rc.attempt());
131 assertTrue(rc.attempt());
132 assertTrue(rc.attempt());
133 assertTrue(rc.attempt());
134 assertFalse(rc.attempt());
135 assertFalse(rc.attempt());
136 assertFalse(rc.attempt());
140 * This test is used to test tracking of time to live for the request context. Because time is inexact, the
141 * assertions can only be ranges of values, such as at least some value or greater. The total duration tracking in
142 * the request context is only updated on each call to {@link RequestContext#isAlive()}. Also, durations are NOT
143 * affected by calls to reset.
146 public void testTimeToLive() {
147 assertTrue(rc.getTotalDuration() == 0L);
148 assertTrue(rc.isAlive());
151 assertTrue(rc.isAlive());
152 assertTrue(rc.getTotalDuration() >= 1000L);
156 assertTrue(rc.getTotalDuration() >= 2000L);
159 assertFalse(rc.isAlive());
160 assertTrue(rc.getTotalDuration() >= 3000L);