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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition.derived;
import com.yahoo.searchdefinition.Search;
import com.yahoo.searchdefinition.SearchDefinitionTestCase;
import com.yahoo.searchdefinition.document.SDDocumentType;
import org.junit.Test;
import java.util.*;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
/**
* @author bratseth
*/
public class SearchOrdererTestCase extends SearchDefinitionTestCase {
private Map<String, Search> createSearchDefinitions() {
Map<String, Search> searchDefinitions = new HashMap<>();
Search grandParent = createSearchDefinition("grandParent", searchDefinitions);
Search mother = createSearchDefinition("mother", searchDefinitions);
inherit(mother, grandParent);
Search father = createSearchDefinition("father", searchDefinitions);
inherit(father, grandParent);
Search daugther = createSearchDefinition("daughter", searchDefinitions);
inherit(daugther, father);
inherit(daugther, mother);
Search son = createSearchDefinition("son", searchDefinitions);
inherit(son, father);
inherit(son, mother);
Search product = createSearchDefinition("product", searchDefinitions);
Search pc = createSearchDefinition("pc", searchDefinitions);
inherit(pc, product);
createSearchDefinition("alone", searchDefinitions);
return searchDefinitions;
}
private Search createSearchDefinition(String name, Map<String, Search> searchDefinitions) {
Search search = new Search(name, null);
SDDocumentType document = new SDDocumentType(name);
search.addDocument(document);
searchDefinitions.put(search.getName(), search);
return search;
}
private void inherit(Search inheritee, Search inherited) {
inheritee.getDocument().inherit(inherited.getDocument());
}
private void assertOrder(List<String> rightOrder, List<String> input) {
Map<String, Search> searchDefinitions = createSearchDefinitions();
SearchOrderer orderer = new SearchOrderer();
List<Search> unordered = new ArrayList<>();
for (String anInput : input) {
Search search = searchDefinitions.get(anInput);
assertNotNull(anInput + " exists", search);
unordered.add(search);
}
List<Search> ordered = orderer.order(unordered);
List<String> names = new LinkedList<>();
for (int i = 0; i < rightOrder.size(); i++) {
Search search = ordered.get(i);
names.add(search.getName());
}
assertEquals(rightOrder.toString(), names.toString());
}
@Test
public void testPerfectOrderingIsKept() {
assertOrder(Arrays.asList("alone", "grandParent", "father", "mother", "daughter", "product", "pc", "son"),
Arrays.asList("grandParent", "mother", "father", "daughter", "son", "product", "pc", "alone"));
}
@Test
public void testOneLevelReordering() {
assertOrder(Arrays.asList("alone", "grandParent", "father", "mother", "daughter", "product", "pc", "son"),
Arrays.asList("grandParent", "daughter", "son", "mother", "father", "pc", "product", "alone"));
}
@Test
public void testMultiLevelReordering() {
assertOrder(Arrays.asList("alone", "grandParent", "father", "mother", "daughter", "product", "pc", "son"),
Arrays.asList("daughter", "son", "mother", "father", "grandParent", "pc", "product", "alone"));
}
@Test
public void testAloneIsKeptInPlaceWithMultiLevelReordering() {
assertOrder(Arrays.asList("alone", "grandParent", "father", "mother", "daughter", "product", "pc", "son"),
Arrays.asList("alone", "daughter", "son", "mother", "father", "grandParent", "pc", "product"));
}
@Test
public void testPartialMultiLevelReordering() {
assertOrder(Arrays.asList("alone", "grandParent", "father", "mother", "daughter", "product", "pc", "son"),
Arrays.asList("daughter", "grandParent", "mother", "son", "father", "product", "pc", "alone"));
}
@Test
public void testMultilevelReorderingAccrossHierarchies() {
assertOrder(Arrays.asList("alone", "grandParent", "father", "mother", "daughter", "product", "pc", "son"),
Arrays.asList("daughter", "pc", "son", "mother", "grandParent", "father", "product", "alone"));
}
}
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