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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2018 Ericsson. All rights reserved.
* Modifications Copyright (C) 2020-2021 Nordix Foundation.
* Modifications Copyright (C) 2020 Bell Canada. All rights reserved.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.apex.service.engine.main;
import static org.assertj.core.api.Assertions.assertThat;
import static org.awaitility.Awaitility.await;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.io.ByteArrayOutputStream;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import org.junit.After;
import org.junit.Test;
import org.onap.policy.apex.model.basicmodel.concepts.ApexException;
import org.onap.policy.apex.service.parameters.ApexParameters;
import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
/**
* Test the ApexMain class.
*/
public class ApexMainTest {
private PrintStream stdout = System.out;
/**
* Method for cleanup after each test.
*
* @throws Exception if an error occurs
*/
@After
public void teardown() throws Exception {
System.setOut(stdout);
}
@Test
public void testNullParameters() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
ApexMain.main(null);
await().atMost(200, TimeUnit.MILLISECONDS).until(() -> outContent.toString()
.contains("Tosca Policy file was not specified as an argument"));
assertThat(outContent.toString())
.contains("Tosca Policy file was not specified as an argument");
}
@Test
public void testBadArguments() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
String[] args = { "-whee" };
final ApexMain apexMain = new ApexMain(args);
await().atMost(200, TimeUnit.MILLISECONDS).until(() -> outContent.toString()
.contains("invalid command line arguments specified : Unrecognized option: -whee"));
assertNotNull(apexMain);
apexMain.shutdown();
}
@Test
public void testHelp() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
String[] args = { "-h" };
final ApexMain apexMain = new ApexMain(args);
await().atMost(200, TimeUnit.MILLISECONDS).until(() -> outContent.toString()
.contains("usage: org.onap.policy.apex.service.engine.main.ApexMain [options...]"));
assertNotNull(apexMain);
apexMain.shutdown();
}
@Test
public void testBadParameters() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
String[] args = { "-p", "src/test/resources/parameters/badParams.json" };
final ApexMain apexMain = new ApexMain(args);
await().atMost(200, TimeUnit.MILLISECONDS).until(() -> outContent.toString()
.contains("parameter group has status INVALID"));
assertNotNull(apexMain);
apexMain.shutdown();
}
@Test
public void testCorrectParameters() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
String[] args = { "-p", "src/test/resources/parameters/correctParams.json" };
final ApexMain apexMain = new ApexMain(args);
assertEquals("MyApexEngine",
apexMain.getApexParametersMap().values().iterator().next().getEngineServiceParameters().getName());
await().atMost(200, TimeUnit.MILLISECONDS).until(() -> outContent.toString()
.contains("Added the action listener to the engine"));
apexMain.shutdown();
}
@Test
public void testJavaProperties() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
String[] args = { "-p", "src/test/resources/parameters/correctParamsJavaProperties.json" };
final ApexMain apexMain = new ApexMain(args);
assertEquals("MyApexEngine",
apexMain.getApexParametersMap().values().iterator().next().getEngineServiceParameters().getName());
assertEquals("trust-store-file", System.getProperty("javax.net.ssl.trustStore"));
assertEquals("Pol1cy_0nap", System.getProperty("javax.net.ssl.trustStorePassword"));
await().atMost(10000, TimeUnit.MILLISECONDS).until(() -> outContent.toString()
.contains("Added the action listener to the engine"));
apexMain.shutdown();
}
@Test
public void testCorrectParametersWithMultiplePolicies() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
Map<ToscaConceptIdentifier, String[]> argsMap = new HashMap<ToscaConceptIdentifier, String[]>();
String[] args = {"-p", "src/test/resources/parameters/correctParams.json"};
argsMap.put(new ToscaConceptIdentifier("id1", "v1"), args);
final ApexMain apexMain = new ApexMain(argsMap);
ApexParameters apexParam = (ApexParameters) apexMain.getApexParametersMap().values().toArray()[0];
assertEquals("MyApexEngine", apexParam.getEngineServiceParameters().getName());
apexMain.shutdown();
final String outString = outContent.toString();
assertThat(outString).contains("Added the action listener to the engine");
}
@Test
public void testInCorrectParametersWithMultiplePolicies() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
Map<ToscaConceptIdentifier, String[]> argsMap = new HashMap<ToscaConceptIdentifier, String[]>();
String[] args = {"-p", "src/test/resources/parameters/correctParams.json"};
argsMap.put(new ToscaConceptIdentifier("id1", "v1"), args);
argsMap.put(new ToscaConceptIdentifier("id2", "v2"), args);
final ApexMain apexMain = new ApexMain(argsMap);
ApexParameters apexParam = (ApexParameters) apexMain.getApexParametersMap().values().toArray()[0];
assertEquals("MyApexEngine", apexParam.getEngineServiceParameters().getName());
apexMain.shutdown();
final String outString = outContent.toString();
assertThat(outString).contains("I/O Parameters [TheFileConsumer1]/[FirstProducer] for id2:v2 are duplicates. "
+ "So this policy is not executed");
assertEquals(1, apexMain.getApexParametersMap().size()); // only id1:v1 is kept in the map, id2:v2 failed
}
@Test
public void testInvalidArgsWithMultiplePolicies() throws ApexException {
OutputStream outContent = new ByteArrayOutputStream();
System.setOut(new PrintStream(outContent));
Map<ToscaConceptIdentifier, String[]> argsMap = new HashMap<ToscaConceptIdentifier, String[]>();
String[] args = {"-c", "file1", "-m", "file2"};
argsMap.put(new ToscaConceptIdentifier("id1", "v1"), args);
final ApexMain apexMain = new ApexMain(argsMap);
final String outString = outContent.toString();
apexMain.shutdown();
assertThat(outString).contains("Arguments validation failed", "start of Apex service failed");
assertThat(apexMain.getApexParametersMap()).isEmpty(); // No policy is running in the engine
}
}
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