src/test/java/org/apache/sling/models/impl/via/OriginalResourceTypeViaProviderTest.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.models.impl.via;

import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceWrapper;
import org.apache.sling.api.wrappers.SlingHttpServletRequestWrapper;
import org.apache.sling.models.annotations.via.OriginalResourceType;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;

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

@RunWith(MockitoJUnitRunner.class)
public class OriginalResourceTypeViaProviderTest {

    private OriginalResourceTypeViaProvider provider = new OriginalResourceTypeViaProvider();

    @Mock
    private Resource resource;

    @Mock
    private SlingHttpServletRequest request;

    @Test
    public void testReturnsCorrectMarkerInterface() {
        assertEquals(OriginalResourceType.class, provider.getType());
    }

    @Test
    public void testReturnsOriginalResourceIfNotWrapped() {
        Object projected = provider.getAdaptable(resource, null);
        assertEquals(resource, projected);
    }

    @Test
    public void testReturnsOriginalRequestIfNotWrapped() {
        Object projected = provider.getAdaptable(request, null);
        assertEquals(request, projected);
    }

    @Test
    public void testReturnsNullIfNeitherRequestOrResource() {
        Object projected = provider.getAdaptable(new Object(), null);
        assertNull(projected);
    }

    @Test
    public void testUnwrapsResource() {
        // once
        Resource testCase = new ResourceTypeForcingResourceWrapper(resource, "foo");
        Object projected = provider.getAdaptable(testCase, null);
        assertEquals(resource, projected);

        // more than once
        testCase = new ResourceTypeForcingResourceWrapper(testCase, "bar");
        testCase = new ResourceTypeForcingResourceWrapper(testCase, "foobar");
        projected = provider.getAdaptable(testCase, null);
        assertEquals(resource, projected);
    }

    @Test
    public void testUnwrapsRequest() {
        // once
        SlingHttpServletRequest testCase = new ResourceTypeForcingRequestWrapper(request, resource, "foo");
        Object projected = provider.getAdaptable(testCase, null);
        assertEquals(request, projected);

        // more than once
        testCase = new ResourceTypeForcingRequestWrapper(testCase, resource, "bar");
        testCase = new ResourceTypeForcingRequestWrapper(testCase, resource, "foobar");
        projected = provider.getAdaptable(testCase, null);
        assertEquals(request, projected);
    }

    @Test
    public void testDoesNotUnwrapOtherResourceWrappers() {
        Resource testCase = new ResourceWrapper(resource);
        Object projected = provider.getAdaptable(testCase, null);
        assertEquals(testCase, projected);
    }

    @Test
    public void testDoesNotUnwrapOtherRequestWrappers() {
        SlingHttpServletRequest testCase = new SlingHttpServletRequestWrapper(request);
        Object projected = provider.getAdaptable(testCase, null);
        assertEquals(testCase, projected);
    }
}