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/*
* ============LICENSE_START=======================================================
* ONAP PAP
* ================================================================================
* Copyright (C) 2019-2020 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.common.utils.coder;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import com.google.gson.JsonElement;
import java.io.StringReader;
import java.io.StringWriter;
import java.time.Instant;
import java.util.LinkedHashMap;
import java.util.Map;
import lombok.ToString;
import org.junit.Before;
import org.junit.Test;
public class StandardCoderInstantAsMillisTest {
private static final long INSTANT_MILLIS = 1583249713500L;
private static final String INSTANT_TEXT = String.valueOf(INSTANT_MILLIS);
private StandardCoder coder;
@Before
public void setUp() {
coder = new StandardCoderInstantAsMillis();
}
@Test
public void testConvert() throws CoderException {
MyObject obj = makeObject();
@SuppressWarnings("unchecked")
Map<String, Object> map = coder.convert(obj, LinkedHashMap.class);
assertThat(map.toString()).contains(INSTANT_TEXT);
MyObject obj2 = coder.convert(map, MyObject.class);
assertEquals(obj.toString(), obj2.toString());
}
@Test
public void testEncodeDecode() throws CoderException {
MyObject obj = makeObject();
assertThat(coder.encode(obj, false)).contains(INSTANT_TEXT);
assertThat(coder.encode(obj, true)).contains(INSTANT_TEXT);
String json = coder.encode(obj);
MyObject obj2 = coder.decode(json, MyObject.class);
assertEquals(obj.toString(), obj2.toString());
StringWriter wtr = new StringWriter();
coder.encode(wtr, obj);
json = wtr.toString();
assertThat(json).contains(INSTANT_TEXT);
StringReader rdr = new StringReader(json);
obj2 = coder.decode(rdr, MyObject.class);
assertEquals(obj.toString(), obj2.toString());
}
@Test
public void testJson() {
MyObject obj = makeObject();
assertThat(coder.toPrettyJson(obj)).contains(INSTANT_TEXT);
}
@Test
public void testToJsonTree_testFromJsonJsonElementClassT() throws Exception {
MyMap map = new MyMap();
map.props = new LinkedHashMap<>();
map.props.put("jel keyA", "jel valueA");
map.props.put("jel keyB", "jel valueB");
JsonElement json = coder.toJsonTree(map);
assertEquals("{'props':{'jel keyA':'jel valueA','jel keyB':'jel valueB'}}".replace('\'', '"'), json.toString());
Object result = coder.fromJson(json, MyMap.class);
assertNotNull(result);
assertEquals("{jel keyA=jel valueA, jel keyB=jel valueB}", result.toString());
}
@Test
public void testConvertFromDouble() throws Exception {
String text = "[listA, {keyA=100}, 200]";
assertEquals(text, coder.decode(text, Object.class).toString());
text = "{keyB=200}";
assertEquals(text, coder.decode(text, Object.class).toString());
}
@Test
public void testToStandard() throws Exception {
MyObject obj = makeObject();
StandardCoderObject sco = coder.toStandard(obj);
assertNotNull(sco.getData());
assertEquals("{'abc':'xyz','instant':1583249713500}".replace('\'', '"'), sco.getData().toString());
// class instead of object -> exception
assertThatThrownBy(() -> coder.toStandard(String.class)).isInstanceOf(CoderException.class);
}
@Test
public void testFromStandard() throws Exception {
MyObject obj = new MyObject();
obj.abc = "pdq";
StandardCoderObject sco = coder.toStandard(obj);
MyObject obj2 = coder.fromStandard(sco, MyObject.class);
assertEquals(obj.toString(), obj2.toString());
// null class -> exception
assertThatThrownBy(() -> coder.fromStandard(sco, null)).isInstanceOf(CoderException.class);
}
private MyObject makeObject() {
MyObject obj = new MyObject();
obj.abc = "xyz";
obj.instant = Instant.ofEpochMilli(INSTANT_MILLIS);
return obj;
}
@ToString
private static class MyObject {
private String abc;
private Instant instant;
}
public static class MyMap {
private Map<String, Object> props;
@Override
public String toString() {
return props.toString();
}
}
}
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