ResourcePathCollatingIteratorTest.java

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 * 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
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package org.apache.sling.caconfig.resource.impl.util;

import static org.apache.sling.caconfig.resource.impl.util.ContextResourceTestUtil.toContextResourceIterator;
import static org.apache.sling.caconfig.resource.impl.util.ContextResourceTestUtil.toResourceIterator;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;

import java.util.Iterator;
import java.util.List;

import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.caconfig.resource.spi.ContextResource;
import org.apache.sling.hamcrest.ResourceIteratorMatchers;
import org.apache.sling.testing.mock.sling.junit.SlingContext;
import org.junit.Rule;
import org.junit.Test;

import com.google.common.collect.ImmutableList;

public class ResourcePathCollatingIteratorTest {

    @Rule
    public SlingContext context = new SlingContext();
    
    @SuppressWarnings("unchecked")
    @Test
    public void testIterator() {
        context.build()
            .resource("/content/a")
            .resource("/content/a/b")
            .resource("/content/a/b/c")
            .resource("/content/a/b/c/d");
        
        ResourceResolver rr = context.resourceResolver();
        List<Resource> list1 = ImmutableList.of(
                rr.getResource("/content/a/b/c/d"), 
                rr.getResource("/content/a"));
        List<Resource> list2 = ImmutableList.of(
                rr.getResource("/content/a/b/c"), 
                rr.getResource("/content/a/b"),
                rr.getResource("/content/a"));
        
        Iterator<Resource> result = toResourceIterator(new ResourcePathCollatingIterator(ImmutableList.of(
                toContextResourceIterator(list1.iterator()), toContextResourceIterator(list2.iterator()))));
        assertThat(result, ResourceIteratorMatchers.paths(
                "/content/a/b/c/d",
                "/content/a/b/c",
                "/content/a/b",
                "/content/a",
                "/content/a"));
    }

    @SuppressWarnings("unchecked")
    @Test
    public void testWithConfigRef() {
        context.build()
            .resource("/content/a")
            .resource("/content/a/b")
            .resource("/content/a/b/c")
            .resource("/content/a/b/c/d");
        
        ResourceResolver rr = context.resourceResolver();
        List<ContextResource> list1 = ImmutableList.of(
                new ContextResource(rr.getResource("/content/a"), "/conf/z"));
        List<ContextResource> list2 = ImmutableList.of(
                new ContextResource(rr.getResource("/content/a"), "/conf/a"));
        
        Iterator<ContextResource> result = new ResourcePathCollatingIterator(ImmutableList.of(list1.iterator(), list2.iterator()));
        ContextResource item1 = result.next();
        ContextResource item2 = result.next();
        assertFalse(result.hasNext());
        
        assertEquals("/content/a", item1.getResource().getPath());
        assertEquals("/conf/a", item1.getConfigRef());

        assertEquals("/content/a", item2.getResource().getPath());
        assertEquals("/conf/z", item2.getConfigRef());
    }

}