opendaylight/sal/yang-prototype/code-generator/binding-java-api-generator/src/test/java/org/opendaylight/controller/sal/java/api/generator/test/GeneratorJavaFileTest.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.sal.java.api.generator.test;
   9
  10 import static org.junit.Assert.*;
  11
  12 import java.io.File;
  13 import java.io.IOException;
  14 import java.util.ArrayList;
  15 import java.util.Arrays;
  16 import java.util.HashSet;
  17 import java.util.List;
  18 import java.util.Set;
  19
  20 import javax.tools.JavaCompiler;
  21 import javax.tools.JavaFileObject;
  22 import javax.tools.StandardJavaFileManager;
  23 import javax.tools.ToolProvider;
  24
  25 import org.junit.After;
  26 import org.junit.Before;
  27 import org.junit.Ignore;
  28 import org.junit.Test;
  29 import org.opendaylight.controller.binding.generator.util.generated.type.builder.GeneratedTypeBuilderImpl;
  30 import org.opendaylight.controller.sal.binding.generator.api.BindingGenerator;
  31 import org.opendaylight.controller.sal.binding.generator.impl.BindingGeneratorImpl;
  32 import org.opendaylight.controller.sal.binding.model.api.GeneratedTransferObject;
  33 import org.opendaylight.controller.sal.binding.model.api.GeneratedType;
  34 import org.opendaylight.controller.sal.binding.model.api.Type;
  35 import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedTypeBuilder;
  36 import org.opendaylight.controller.sal.java.api.generator.GeneratorJavaFile;
  37 import org.opendaylight.controller.sal.java.api.generator.InterfaceGenerator;
  38 import org.opendaylight.controller.yang.model.api.Module;
  39 import org.opendaylight.controller.yang.model.api.SchemaContext;
  40 import org.opendaylight.controller.yang.parser.impl.YangParserImpl;
  41
  42 public class GeneratorJavaFileTest {
  43     private static final String FS = File.separator;
  44     private static final String PATH = "target/test/test-dir";
  45     private final File testDir = new File(PATH);
  46
  47     private static final String GENERATOR_OUTPUT_PATH = "target/test/src";
  48     private static final File GENERATOR_OUTPUT = new File(GENERATOR_OUTPUT_PATH);
  49     private static final String COMPILER_OUTPUT_PATH = "target/test/bin";
  50     private static final File COMPILER_OUTPUT = new File(COMPILER_OUTPUT_PATH);
  51
  52     @Before
  53     public void init() {
  54         assertTrue(testDir.mkdirs());
  55         assertTrue(COMPILER_OUTPUT.mkdirs());
  56         assertTrue(GENERATOR_OUTPUT.mkdirs());
  57     }
  58
  59     @After
  60     public void cleanUp() {
  61         if(testDir.exists()) {
  62             deleteTestDir(testDir);
  63         }
  64         if(COMPILER_OUTPUT.exists()) {
  65             deleteTestDir(COMPILER_OUTPUT);
  66         }
  67         if(GENERATOR_OUTPUT.exists()) {
  68             deleteTestDir(GENERATOR_OUTPUT);
  69         }
  70     }
  71
  72     @Test
  73     public void test() throws IOException {
  74         final Set<GeneratedType> types = new HashSet<GeneratedType>();
  75         GeneratedType t1 = createGeneratedType(
  76                 "org.opendaylight.controller.gen", "Type1");
  77         GeneratedType t2 = createGeneratedType(
  78                 "org.opendaylight.controller.gen", "Type2");
  79         GeneratedType t3 = createGeneratedType(
  80                 "org.opendaylight.controller.gen", "Type3");
  81         types.add(t1);
  82         types.add(t2);
  83         types.add(t3);
  84         GeneratorJavaFile generator = new GeneratorJavaFile(
  85                 new InterfaceGenerator(), types);
  86         generator.generateToFile(new File(PATH));
  87
  88         String[] files = new File(PATH + FS + "org" + FS + "opendaylight" + FS
  89                 + "controller" + FS + "gen").list();
  90         List<String> filesList = Arrays.asList(files);
  91
  92         assertEquals(3, files.length);
  93         assertTrue(filesList.contains("Type1.java"));
  94         assertTrue(filesList.contains("Type2.java"));
  95         assertTrue(filesList.contains("Type3.java"));
  96     }
  97
  98     @Ignore
  99     @Test
 100     public void compilationTest() throws Exception {
 101         final YangParserImpl parser = new YangParserImpl();
 102         final BindingGenerator bindingGenerator = new BindingGeneratorImpl();
 103
 104         final String resPath = getClass().getResource("/yang").getPath();
 105         final File sourcesDir = new File(resPath);
 106         final List<File> sourceFiles = new ArrayList<File>();
 107         final File[] fileArray = sourcesDir.listFiles();
 108
 109         for (int i = 0; i < fileArray.length; ++i) {
 110             sourceFiles.add(fileArray[i]);
 111         }
 112
 113         final Set<Module> modulesToBuild = parser.parseYangModels(sourceFiles);
 114
 115         final SchemaContext context = parser
 116                 .resolveSchemaContext(modulesToBuild);
 117         final List<Type> types = bindingGenerator.generateTypes(context);
 118         final Set<GeneratedType> typesToGenerate = new HashSet<GeneratedType>();
 119         final Set<GeneratedTransferObject> tosToGenerate = new HashSet<GeneratedTransferObject>();
 120         for (Type type : types) {
 121             if (type instanceof GeneratedType
 122                     && !(type instanceof GeneratedTransferObject)) {
 123                 typesToGenerate.add((GeneratedType) type);
 124             }
 125
 126             if (type instanceof GeneratedTransferObject) {
 127                 tosToGenerate.add((GeneratedTransferObject) type);
 128             }
 129         }
 130
 131         final GeneratorJavaFile generator = new GeneratorJavaFile(
 132                 typesToGenerate, tosToGenerate);
 133         generator.generateToFile(new File(GENERATOR_OUTPUT_PATH));
 134
 135         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
 136         StandardJavaFileManager fileManager = compiler.getStandardFileManager(
 137                 null, null, null);
 138
 139         List<File> filesList = getJavaFiles(new File(GENERATOR_OUTPUT_PATH));
 140         File current = new File(System.getProperty("user.dir"));
 141         File parentPath = current.getParentFile().getParentFile();
 142         File f = new File(parentPath,"yang/yang-binding/src/main/java/org/opendaylight/controller/yang/binding/DataObject.java"
 143         );
 144         filesList.add(f);
 145
 146         Iterable<? extends JavaFileObject> compilationUnits = fileManager
 147                 .getJavaFileObjectsFromFiles(filesList);
 148         Iterable<String> options = Arrays.asList(new String[]{"-d", COMPILER_OUTPUT_PATH});
 149         boolean compiled = compiler.getTask(null, null, null, options, null,
 150                 compilationUnits).call();
 151         assertTrue(compiled);
 152     }
 153
 154     private GeneratedType createGeneratedType(String pkgName, String name) {
 155         GeneratedTypeBuilder builder = new GeneratedTypeBuilderImpl(pkgName,
 156                 name);
 157         return builder.toInstance();
 158     }
 159
 160     private void deleteTestDir(File file) {
 161         if (file.isDirectory()) {
 162             for (File f : file.listFiles()) {
 163                 deleteTestDir(f);
 164             }
 165         }
 166         if (!file.delete()) {
 167             throw new RuntimeException("Failed to clean up after test");
 168         }
 169     }
 170
 171     /**
 172      * Search recursively given directory for *.java files.
 173      *
 174      * @param directory directory to search
 175      * @return List of java files found
 176      */
 177     private List<File> getJavaFiles(File directory) {
 178         List<File> result = new ArrayList<File>();
 179         for (File file : directory.listFiles()) {
 180             if (file.isDirectory()) {
 181                 result.addAll(getJavaFiles(file));
 182             } else {
 183                 String absPath = file.getAbsolutePath();
 184                 if (absPath.endsWith(".java")) {
 185                     result.add(file);
 186                 }
 187             }
 188         }
 189         return result;
 190     }
 191 }