/*
 * 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.maven.repository.metadata;

import javax.inject.Inject;

import org.apache.maven.artifact.ArtifactScopeEnum;
import org.codehaus.plexus.testing.PlexusTest;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;

/**
 *
 * @author <a href="mailto:oleg@codehaus.org">Oleg Gusakov</a>
 *
 */
@PlexusTest
public class DefaultClasspathTransformationTest {

    @Inject
    ClasspathTransformation transform;

    MetadataGraph graph;

    MetadataGraphVertex v1;
    MetadataGraphVertex v2;
    MetadataGraphVertex v3;
    MetadataGraphVertex v4;
    // ------------------------------------------------------------------------------------------

    @BeforeEach
    protected void setUp() throws Exception {

        graph = new MetadataGraph(4, 3);
        /*
         *       v2
         *   v1<
         *       v3-v4
         *
         */
        v1 = graph.addVertex(new ArtifactMetadata("g", "a1", "1.0"));
        graph.setEntry(v1);
        v2 = graph.addVertex(new ArtifactMetadata("g", "a2", "1.0"));
        v3 = graph.addVertex(new ArtifactMetadata("g", "a3", "1.0"));
        v4 = graph.addVertex(new ArtifactMetadata("g", "a4", "1.0"));

        // v1-->v2
        graph.addEdge(v1, v2, new MetadataGraphEdge("1.1", true, null, null, 2, 1));
        graph.addEdge(v1, v2, new MetadataGraphEdge("1.2", true, null, null, 2, 2));

        // v1-->v3
        graph.addEdge(v1, v3, new MetadataGraphEdge("1.1", true, null, null, 2, 1));
        graph.addEdge(v1, v3, new MetadataGraphEdge("1.2", true, null, null, 4, 2));

        // v3-->v4
        graph.addEdge(v3, v4, new MetadataGraphEdge("1.1", true, ArtifactScopeEnum.runtime, null, 2, 2));
        graph.addEdge(v3, v4, new MetadataGraphEdge("1.2", true, ArtifactScopeEnum.test, null, 2, 2));
    }

    @Test
    public void testCompileClasspathTransform() throws Exception {
        ClasspathContainer res;

        res = transform.transform(graph, ArtifactScopeEnum.compile, false);

        assertNotNull(res, "null classpath container after compile transform");
        assertNotNull(res.getClasspath(), "null classpath after compile transform");
        assertEquals(3, res.getClasspath().size(), "compile classpath should have 3 entries");
    }

    @Test
    public void testRuntimeClasspathTransform() throws Exception {
        ClasspathContainer res;

        res = transform.transform(graph, ArtifactScopeEnum.runtime, false);

        assertNotNull(res, "null classpath container after runtime transform");
        assertNotNull(res.getClasspath(), "null classpath after runtime transform");
        assertEquals(4, res.getClasspath().size(), "runtime classpath should have 4 entries");

        ArtifactMetadata md = res.getClasspath().get(3);
        assertEquals("1.1", md.getVersion(), "runtime artifact version should be 1.1");
    }

    @Test
    public void testTestClasspathTransform() throws Exception {
        ClasspathContainer res;

        res = transform.transform(graph, ArtifactScopeEnum.test, false);

        assertNotNull(res, "null classpath container after runtime transform");

        assertNotNull(res.getClasspath(), "null classpath after runtime transform");
        assertEquals(4, res.getClasspath().size(), "test classpath should have 4 entries");

        ArtifactMetadata md = res.getClasspath().get(3);
        assertEquals("1.2", md.getVersion(), "test artifact version should be 1.2");
    }
}
