src/test/java/org/apache/sling/feature/analyser/task/impl/CheckContentPackagesDependenciesTest.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
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package org.apache.sling.feature.analyser.task.impl;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

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

import org.apache.sling.feature.Artifact;
import org.apache.sling.feature.ArtifactId;
import org.apache.sling.feature.Feature;
import org.apache.sling.feature.analyser.task.AnalyserTask;
import org.apache.sling.feature.analyser.task.AnalyserTaskContext;
import org.apache.sling.feature.scanner.ContentPackageDescriptor;
import org.apache.sling.feature.scanner.FeatureDescriptor;
import org.apache.sling.feature.scanner.impl.FeatureDescriptorImpl;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

public class CheckContentPackagesDependenciesTest {

    private AnalyserTask task;

    @Before
    public void setUp() {
        task = new CheckContentPackagesDependencies();
    }

    @After
    public void tearDown() {
        task = null;
    }

    @Test
    public void dependenciesNotResolvedThrowsError() throws Exception {
        List<String> errors = execute("test_a-1.0.zip");

        assertFalse(errors.isEmpty());

        Iterator<String> errorsIterator = errors.iterator();
        assertEquals("Missing my_packages:test_b dependency for my_packages:test_a:1.0", errorsIterator.next());
        assertEquals("Missing my_packages:test_c:[1.0,2.0) dependency for my_packages:test_a:1.0", errorsIterator.next());
    }

    @Test
    public void dependenciesResolved() throws Exception {
        List<String> errors = execute("test_a-1.0.zip",
                                      "test_b-1.0.zip",
                                      "test_c-1.0.zip",
                                      "test_d-1.0.zip",
                                      "test_e-1.0.zip");
        assertTrue(errors.isEmpty());
    }

    private List<String> execute(String...resources) throws Exception {
        Feature feature = mock(Feature.class);
        when(feature.getId()).thenReturn(new ArtifactId("org.apache.sling.testing",
                                                        "org.apache.sling.testing.contentpackages",
                                                        "1.0.0",
                                                        null,
                                                        null));
        FeatureDescriptor featureDescriptor = new FeatureDescriptorImpl(feature);

        for (String resource : resources) {
            ArtifactId id = mock(ArtifactId.class);
            Artifact artifact = mock(Artifact.class);
            when(artifact.getId()).thenReturn(id);

            ContentPackageDescriptor descriptor = mock(ContentPackageDescriptor.class);
            when(descriptor.getArtifact()).thenReturn(artifact);
            when(descriptor.getArtifactFile()).thenReturn(getClass().getClassLoader().getResource(resource));

            featureDescriptor.getArtifactDescriptors().add(descriptor);
        }

        AnalyserTaskContext ctx = mock(AnalyserTaskContext.class);

        when(ctx.getFeatureDescriptor()).thenReturn(featureDescriptor);

        List<String> errors = new LinkedList<>();

        doAnswer(invocation -> {
            String error = invocation.getArgument(0);
            errors.add(error);
            return null;
        }).when(ctx).reportError(anyString());

        task.execute(ctx);

        return errors;
    }

}