src/test/java/org/apache/sling/testing/resourceresolver/FindQueryResourcesTest.java

/*
 * 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.testing.resourceresolver;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;

import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import org.apache.commons.lang3.StringUtils;
import org.apache.sling.api.resource.LoginException;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.junit.Before;
import org.junit.Test;

import com.google.common.collect.ImmutableList;

/**
 * Tests finding/querying for resources.
 */
@SuppressWarnings("null")
public class FindQueryResourcesTest {

    private ResourceResolver resourceResolver;
    private Resource resource1;
    private Resource resource2;

    @Before
    public void setUp() throws IOException, LoginException {
        resourceResolver = new MockResourceResolverFactory().getResourceResolver(null);

        MockHelper.create(resourceResolver)
            .resource("/resource1").p("prop1", "value1")
            .resource("/resource2").p("prop1", "value2")
            .commit();
        resource1 = resourceResolver.getResource("/resource1");
        resource2 = resourceResolver.getResource("/resource2");
    }

    @Test
    public void testFindResourcesNoHandler() {
        Iterator<Resource> result = resourceResolver.findResources("any-query", "any-language");
        assertFalse(result.hasNext());
    }

    @Test
    public void testFindResourcesSingleHandler() {
        List<Resource> expected = ImmutableList.of(resource1, resource2);
        ((MockResourceResolver)resourceResolver).addFindResourceHandler((query, language) -> expected.iterator());

        assertEquals(expected, ImmutableList.copyOf(resourceResolver.findResources("any-query", "any-language")));
    }

    @Test
    public void testFindResourcesMultipleHandlers() {
        List<Resource> expected1 = ImmutableList.of(resource1);
        ((MockResourceResolver)resourceResolver).addFindResourceHandler((query, language) ->
            StringUtils.equals(query, "q1") ? expected1.iterator() : null);

        List<Resource> expected2 = ImmutableList.of(resource2);
        ((MockResourceResolver)resourceResolver).addFindResourceHandler((query, language) ->
            StringUtils.equals(query, "q2") ? expected2.iterator() : null);

        assertEquals(expected1, ImmutableList.copyOf(resourceResolver.findResources("q1", "any-language")));
        assertEquals(expected2, ImmutableList.copyOf(resourceResolver.findResources("q2", "any-language")));
    }

    @Test
    public void testQueryResourcesNoHandler() {
        Iterator<Map<String,Object>> result = resourceResolver.queryResources("any-query", "any-language");
        assertFalse(result.hasNext());
    }

    @Test
    public void testQueryResourcesSingleHandler() {
        List<Map<String,Object>> expected = ImmutableList.of(resource1.getValueMap(), resource2.getValueMap());
        ((MockResourceResolver)resourceResolver).addQueryResourceHandler((query, language) -> expected.iterator());

        assertEquals(expected, ImmutableList.copyOf(resourceResolver.queryResources("any-query", "any-language")));
    }

    @Test
    public void testQueryResourcesMultipleHandlers() {
        List<Map<String,Object>> expected1 = ImmutableList.of(resource1.getValueMap());
        ((MockResourceResolver)resourceResolver).addQueryResourceHandler((query, language) ->
            StringUtils.equals(query, "q1") ? expected1.iterator() : null);

        List<Map<String,Object>> expected2 = ImmutableList.of(resource2.getValueMap());
        ((MockResourceResolver)resourceResolver).addQueryResourceHandler((query, language) ->
            StringUtils.equals(query, "q2") ? expected2.iterator() : null);

        assertEquals(expected1, ImmutableList.copyOf(resourceResolver.queryResources("q1", "any-language")));
        assertEquals(expected2, ImmutableList.copyOf(resourceResolver.queryResources("q2", "any-language")));
    }

}