View Javadoc
1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.tools.plugin.extractor.ant;
20  
21  import java.io.File;
22  import java.net.URISyntaxException;
23  import java.net.URL;
24  import java.nio.file.Paths;
25  import java.util.HashMap;
26  import java.util.HashSet;
27  import java.util.List;
28  import java.util.Map;
29  import java.util.Set;
30  
31  import org.apache.maven.plugin.descriptor.InvalidPluginDescriptorException;
32  import org.apache.maven.plugin.descriptor.MojoDescriptor;
33  import org.apache.maven.plugin.descriptor.Parameter;
34  import org.apache.maven.plugin.descriptor.PluginDescriptor;
35  import org.apache.maven.project.MavenProject;
36  import org.apache.maven.project.path.PathTranslator;
37  import org.apache.maven.tools.plugin.DefaultPluginToolsRequest;
38  import org.apache.maven.tools.plugin.PluginToolsRequest;
39  import org.apache.maven.tools.plugin.extractor.ExtractionException;
40  import org.codehaus.plexus.component.repository.ComponentRequirement;
41  import org.junit.jupiter.api.Test;
42  
43  import static org.junit.jupiter.api.Assertions.assertEquals;
44  import static org.junit.jupiter.api.Assertions.assertFalse;
45  import static org.junit.jupiter.api.Assertions.assertNotNull;
46  import static org.junit.jupiter.api.Assertions.assertTrue;
47  
48  // at least one test class must be public for test-javadoc report
49  public class AntMojoDescriptorExtractorTest {
50  
51      @Test
52      void testBasicMojoExtraction_CheckInjectedParametersAndRequirements()
53              throws InvalidPluginDescriptorException, ExtractionException {
54          Map<String, Set<File>> scriptMap = buildTestMap("basic");
55  
56          PluginDescriptor pd = new PluginDescriptor();
57  
58          pd.setArtifactId("test-plugin");
59          pd.setGroupId("org.mytest");
60          pd.setVersion("1");
61          pd.setGoalPrefix("mytest");
62  
63          PluginToolsRequest request = new DefaultPluginToolsRequest(new MavenProject(), pd);
64  
65          List<MojoDescriptor> metadata =
66                  new AntMojoDescriptorExtractor().extractMojoDescriptorsFromMetadata(scriptMap, request);
67  
68          assertEquals(2, metadata.size());
69  
70          for (MojoDescriptor desc : metadata) {
71              if ("test".equals(desc.getGoal())) {
72                  assertFalse(desc.getImplementation().contains(":"));
73              } else if ("test2".equals(desc.getGoal())) {
74                  assertTrue(desc.getImplementation().endsWith(":test2"));
75              }
76  
77              List<Parameter> params = desc.getParameters();
78              Map<String, Parameter> paramMap = new HashMap<>();
79              for (Parameter param : params) {
80                  paramMap.put(param.getName(), param);
81              }
82  
83              assertNotNull(
84                      paramMap.get("basedir"), "Mojo descriptor: " + desc.getGoal() + " is missing 'basedir' parameter.");
85              assertNotNull(
86                      paramMap.get("messageLevel"),
87                      "Mojo descriptor: " + desc.getGoal() + " is missing 'messageLevel' parameter.");
88              assertNotNull(
89                      paramMap.get("project"), "Mojo descriptor: " + desc.getGoal() + " is missing 'project' parameter.");
90              assertNotNull(
91                      paramMap.get("session"), "Mojo descriptor: " + desc.getGoal() + " is missing 'session' parameter.");
92              assertNotNull(
93                      paramMap.get("mojoExecution"),
94                      "Mojo descriptor: " + desc.getGoal() + " is missing 'mojoExecution' parameter.");
95  
96              List<ComponentRequirement> components = desc.getRequirements();
97  
98              assertNotNull(components);
99              assertEquals(1, components.size());
100 
101             ComponentRequirement req = components.get(0);
102             assertEquals(
103                     PathTranslator.class.getName(),
104                     req.getRole(),
105                     "Mojo descriptor: " + desc.getGoal() + " is missing 'PathTranslator' component requirement.");
106         }
107     }
108 
109     private Map<String, Set<File>> buildTestMap(String resourceDirName) {
110         try {
111             Map<String, Set<File>> result = new HashMap<>();
112             ClassLoader cloader = Thread.currentThread().getContextClassLoader();
113             URL mojosXmlUrl = cloader.getResource(resourceDirName + "/test.mojos.xml");
114 
115             assertNotNull(
116                     mojosXmlUrl,
117                     "No classpath resource named: '" + resourceDirName + "/test.mojos.xml' could be found.");
118 
119             File mojosXml = Paths.get(mojosXmlUrl.toURI()).toFile();
120             File dir = mojosXml.getParentFile();
121 
122             Set<File> scripts = new HashSet<>();
123             String[] listing = dir.list();
124             for (int i = 0; listing != null && i < listing.length; i++) {
125                 if (listing[i].endsWith(".mojos.xml")) {
126                     File f = new File(dir, listing[i]).getAbsoluteFile();
127 
128                     scripts.add(f);
129                 }
130             }
131 
132             result.put(dir.getAbsolutePath(), scripts);
133 
134             return result;
135         } catch (final URISyntaxException e) {
136             throw new AssertionError(e);
137         }
138     }
139 
140     // TODO
141 
142 }