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/*-
* ============LICENSE_START=======================================================
* 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.properties;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import java.util.AbstractSet;
import java.util.Arrays;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import org.junit.Test;
import org.onap.policy.common.utils.coder.CoderException;
import org.onap.policy.common.utils.coder.StandardCoder;
public class PropertyObjectUtilsTest {
@Test
public void testToObject() {
Map<String, String> map = Map.of("abc", "def", "ghi", "jkl");
Properties props = new Properties();
props.putAll(map);
// with empty prefix
Map<String, Object> result = PropertyObjectUtils.toObject(props, "");
assertEquals(map, result);
// with dotted prefix - other items skipped
map = Map.of("pfx.abc", "def", "ghi", "jkl", "pfx.mno", "pqr", "differentpfx.stu", "vwx");
props.clear();
props.putAll(Map.of("pfx.abc", "def", "ghi", "jkl", "pfx.mno", "pqr", "differentpfx.stu", "vwx"));
result = PropertyObjectUtils.toObject(props, "pfx.");
map = Map.of("abc", "def", "mno", "pqr");
assertEquals(map, result);
// undotted prefix - still skips other items
result = PropertyObjectUtils.toObject(props, "pfx");
assertEquals(map, result);
}
@Test
public void testSetProperty() {
// one, two, and three components in the name, the last two with subscripts
Map<String, Object> map = Map.of("one", "one.abc", "two.def", "two.ghi", "three.jkl.mno[0]", "three.pqr",
"three.jkl.mno[1]", "three.stu");
Properties props = new Properties();
props.putAll(map);
Map<String, Object> result = PropertyObjectUtils.toObject(props, "");
// @formatter:off
map = Map.of(
"one", "one.abc",
"two", Map.of("def", "two.ghi"),
"three", Map.of("jkl",
Map.of("mno",
List.of("three.pqr", "three.stu"))));
// @formatter:on
assertEquals(map, result);
}
@Test
public void testGetNode() {
Map<String, Object> map = Map.of("abc[0].def", "node.ghi", "abc[0].jkl", "node.mno", "abc[1].def", "node.pqr");
Properties props = new Properties();
props.putAll(map);
Map<String, Object> result = PropertyObjectUtils.toObject(props, "");
// @formatter:off
map = Map.of(
"abc",
List.of(
Map.of("def", "node.ghi", "jkl", "node.mno"),
Map.of("def", "node.pqr")
));
// @formatter:on
assertEquals(map, result);
}
@Test
public void testExpand() {
// add subscripts out of order
Properties props = makeProperties("abc[2]", "expand.def", "abc[1]", "expand.ghi");
Map<String, Object> result = PropertyObjectUtils.toObject(props, "");
// @formatter:off
Map<String, Object> map =
Map.of("abc",
Arrays.asList(null, "expand.ghi", "expand.def"));
// @formatter:on
assertEquals(map, result);
}
@Test
public void testGetObject() {
// first value is primitive, while second is a map
Properties props = makeProperties("object.abc", "object.def", "object.abc.ghi", "object.jkl");
Map<String, Object> result = PropertyObjectUtils.toObject(props, "");
// @formatter:off
Map<String, Object> map =
Map.of("object",
Map.of("abc",
Map.of("ghi", "object.jkl")));
// @formatter:on
assertEquals(map, result);
}
@Test
public void testGetArray() {
// first value is primitive, while second is an array
Properties props = makeProperties("array.abc", "array.def", "array.abc[0].ghi", "array.jkl");
Map<String, Object> result = PropertyObjectUtils.toObject(props, "");
// @formatter:off
Map<String, Object> map =
Map.of("array",
Map.of("abc",
List.of(
Map.of("ghi", "array.jkl"))));
// @formatter:on
assertEquals(map, result);
}
@Test
@SuppressWarnings("unchecked")
public void testCompressLists() throws IOException, CoderException {
assertEquals("plain-string", PropertyObjectUtils.compressLists("plain-string").toString());
// @formatter:off
Map<String, Object> map =
Map.of(
"cmp.abc", "cmp.def",
"cmp.ghi",
Arrays.asList(null, "cmp.list1", null, "cmp.list2",
Map.of("cmp.map", Arrays.asList("cmp.map.list1", "cmp.map1.list2", null))));
// @formatter:on
// the data structure needs to be modifiable, so we'll encode/decode it
StandardCoder coder = new StandardCoder();
map = coder.decode(coder.encode(map), LinkedHashMap.class);
PropertyObjectUtils.compressLists(map);
// @formatter:off
Map<String, Object> expected =
Map.of(
"cmp.abc", "cmp.def",
"cmp.ghi",
Arrays.asList("cmp.list1", "cmp.list2",
Map.of("cmp.map", Arrays.asList("cmp.map.list1", "cmp.map1.list2"))));
// @formatter:on
assertEquals(expected, map);
}
/**
* Makes properties containing the specified key/value pairs. The property set returns
* names in the order listed.
*
* @return a new properties containing the specified key/value pairs
*/
private Properties makeProperties(String key1, String value1, String key2, String value2) {
// control the order in which the names are returned
List<String> keyList = List.of(key1, key2);
Set<String> keySet = new AbstractSet<>() {
@Override
public Iterator<String> iterator() {
return keyList.iterator();
}
@Override
public int size() {
return 2;
}
};
Properties props = new Properties() {
private static final long serialVersionUID = 1L;
@Override
public Set<String> stringPropertyNames() {
return keySet;
}
};
props.putAll(Map.of(key1, value1, key2, value2));
return props;
}
}
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