/*-
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

package org.apache.sling.query;

import static org.apache.sling.query.SlingQuery.$;
import static org.apache.sling.query.TestUtils.assertEmptyIterator;
import static org.apache.sling.query.TestUtils.assertResourceListEquals;
import static org.apache.sling.query.TestUtils.assertResourceSetEquals;

import org.apache.sling.api.resource.Resource;
import org.apache.sling.query.api.SearchStrategy;
import org.junit.Test;

public class FindTest {

    private Resource tree = TestUtils.getTree();

    @Test
    public void testFind() {
        SlingQuery query = $(tree.getChild("application/configuration/labels")).searchStrategy(SearchStrategy.DFS)
                .find();
        assertResourceSetEquals(query.iterator(), "jcr:content", "configParsys", "tab", "tab_0", "items", "items",
                "localizedtext", "text", "text_0", "text", "lang");
    }

    @Test
    public void testFindWithFilter() {
        SlingQuery query = $(tree.getChild("application/configuration/labels")).searchStrategy(SearchStrategy.DFS)
                .find("cq-commons/config/components/text");
        assertResourceSetEquals(query.iterator(), "text", "text");
    }

    @Test
    public void testFindWithResources() {
        SlingQuery query = $(tree.getChild("home"))
                .find($(tree.getChild("home/java"), tree.getChild("home/js"), tree.getChild("application")));
        assertResourceSetEquals(query.iterator(), "java", "js");
    }

    @Test
    public void testLeaveFind() {
        SlingQuery query = $(
                tree.getChild("application/configuration/labels/jcr:content/configParsys/tab/items/localizedtext/lang"))
                        .searchStrategy(SearchStrategy.DFS).find();
        assertEmptyIterator(query.iterator());
    }

    @Test
    public void testEmptyFind() {
        SlingQuery query = $(tree.getChild("application/configuration/labels")).searchStrategy(SearchStrategy.DFS)
                .find("cq:Undefined");
        assertEmptyIterator(query.iterator());
    }

    @Test
    public void testBfsFind() {
        SlingQuery query = $(tree.getChild("application/configuration/labels")).searchStrategy(SearchStrategy.BFS)
                .find("");
        assertResourceListEquals(query.iterator(), "jcr:content", "configParsys", "tab", "tab_0", "items", "items",
                "localizedtext", "text", "text_0", "text", "lang");
    }

    @Test
    public void testDfsFind() {
        SlingQuery query = $(tree.getChild("application/configuration/labels")).searchStrategy(SearchStrategy.DFS)
                .find("");
        assertResourceListEquals(query.iterator(), "jcr:content", "configParsys", "tab", "items", "localizedtext",
                "lang", "text", "tab_0", "items", "text_0", "text");
    }
}