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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2020 AT&T Intellectual Property. 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.controlloop.actorserviceprovider;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import ch.qos.logback.classic.Logger;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.atomic.AtomicInteger;
import lombok.Builder;
import lombok.Data;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.onap.policy.common.utils.test.log.logback.ExtractAppender;
import org.slf4j.LoggerFactory;
public class UtilTest {
protected static final String EXPECTED_EXCEPTION = "expected exception";
/**
* Used to attach an appender to the class' logger.
*/
private static final Logger logger = (Logger) LoggerFactory.getLogger(Util.class);
private static final ExtractAppender appender = new ExtractAppender();
/**
* Initializes statics.
*/
@BeforeClass
public static void setUpBeforeClass() {
appender.setContext(logger.getLoggerContext());
appender.start();
logger.addAppender(appender);
}
@AfterClass
public static void tearDownAfterClass() {
appender.stop();
}
@Before
public void setUp() {
appender.clearExtractions();
}
@Test
public void testIdent() {
Object object = new Object();
String result = Util.ident(object).toString();
assertNotEquals(object.toString(), result);
assertThat(result).startsWith("@");
assertTrue(result.length() > 1);
}
@Test
public void testRunFunction() {
// no exception, no log
AtomicInteger count = new AtomicInteger();
Util.runFunction(() -> count.incrementAndGet(), "no error");
assertEquals(1, count.get());
assertEquals(0, appender.getExtracted().size());
// with an exception
Runnable runnable = () -> {
count.incrementAndGet();
throw new IllegalStateException("expected exception");
};
appender.clearExtractions();
Util.runFunction(runnable, "error with no args");
List<String> output = appender.getExtracted();
assertEquals(1, output.size());
assertThat(output.get(0)).contains("error with no args");
appender.clearExtractions();
Util.runFunction(runnable, "error {} {} arg(s)", "with", 2);
output = appender.getExtracted();
assertEquals(1, output.size());
assertThat(output.get(0)).contains("error with 2 arg(s)");
}
@Test
public void testTranslate() {
// Abc => Abc
final Abc abc = Abc.builder().intValue(1).strValue("hello").anotherString("another").build();
Abc abc2 = Util.translate("abc to abc", abc, Abc.class);
assertEquals(abc, abc2);
// Abc => Similar
Similar sim = Util.translate("abc to similar", abc, Similar.class);
assertEquals(abc.getIntValue(), sim.getIntValue());
assertEquals(abc.getStrValue(), sim.getStrValue());
// Abc => Map
@SuppressWarnings("unchecked")
Map<String, Object> map = Util.translate("abc to map", abc, TreeMap.class);
assertEquals("{anotherString=another, intValue=1, strValue=hello}", map.toString());
// Map => Map
@SuppressWarnings("unchecked")
Map<String, Object> map2 = Util.translate("map to map", map, LinkedHashMap.class);
assertEquals(map.toString(), map2.toString());
// Map => Abc
abc2 = Util.translate("map to abc", map, Abc.class);
assertEquals(abc, abc2);
}
@Test
public void testTranslateToMap() {
assertNull(Util.translateToMap("map: null", null));
// Abc => Map
final Abc abc = Abc.builder().intValue(2).strValue("world").anotherString("some").build();
Map<String, Object> map = new TreeMap<>(Util.translateToMap("map: abc to map", abc));
assertEquals("{anotherString=some, intValue=2, strValue=world}", map.toString());
// Map => Map
Map<String, Object> map2 = Util.translateToMap("map: map to map", map);
assertEquals(map.toString(), map2.toString());
assertThatIllegalArgumentException().isThrownBy(() -> Util.translateToMap("map: string", "some string"))
.withMessageContaining("map: string");
}
@Data
@Builder
public static class Abc {
private int intValue;
private String strValue;
private String anotherString;
}
// this shares some fields with Abc so the data should transfer
@Data
@Builder
public static class Similar {
private int intValue;
private String strValue;
}
// throws an exception when getXxx() is used
public static class DataWithException {
@SuppressWarnings("unused")
private int intValue;
public int getIntValue() {
throw new IllegalStateException();
}
}
}
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