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.Enumeration;
  33 import org.opendaylight.controller.sal.binding.model.api.GeneratedTransferObject;
  34 import org.opendaylight.controller.sal.binding.model.api.GeneratedType;
  35 import org.opendaylight.controller.sal.binding.model.api.Type;
  36 import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedTypeBuilder;
  37 import org.opendaylight.controller.sal.java.api.generator.GeneratorJavaFile;
  38 import org.opendaylight.controller.sal.java.api.generator.InterfaceGenerator;
  39 import org.opendaylight.controller.yang.model.api.Module;
  40 import org.opendaylight.controller.yang.model.api.SchemaContext;
  41 import org.opendaylight.controller.yang.parser.impl.YangParserImpl;
  42
  43 public class GeneratorJavaFileTest {
  44     private static final String FS = File.separator;
  45     private static final String PATH = "target/test/test-dir";
  46     private final File testDir = new File(PATH);
  47
  48     private static final String GENERATOR_OUTPUT_PATH = "target/test/src";
  49     private static final File GENERATOR_OUTPUT = new File(GENERATOR_OUTPUT_PATH);
  50     private static final String COMPILER_OUTPUT_PATH = "target/test/bin";
  51     private static final File COMPILER_OUTPUT = new File(COMPILER_OUTPUT_PATH);
  52
  53     @Before
  54     public void init() {
  55         assertTrue(testDir.mkdirs());
  56         assertTrue(COMPILER_OUTPUT.mkdirs());
  57         assertTrue(GENERATOR_OUTPUT.mkdirs());
  58     }
  59
  60     @After
  61     public void cleanUp() {
  62         if(testDir.exists()) {
  63             deleteTestDir(testDir);
  64         }
  65         if(COMPILER_OUTPUT.exists()) {
  66             deleteTestDir(COMPILER_OUTPUT);
  67         }
  68         if(GENERATOR_OUTPUT.exists()) {
  69             deleteTestDir(GENERATOR_OUTPUT);
  70         }
  71     }
  72
  73     @Test
  74     public void test() throws IOException {
  75         final Set<GeneratedType> types = new HashSet<GeneratedType>();
  76         GeneratedType t1 = createGeneratedType(
  77                 "org.opendaylight.controller.gen", "Type1");
  78         GeneratedType t2 = createGeneratedType(
  79                 "org.opendaylight.controller.gen", "Type2");
  80         GeneratedType t3 = createGeneratedType(
  81                 "org.opendaylight.controller.gen", "Type3");
  82         types.add(t1);
  83         types.add(t2);
  84         types.add(t3);
  85         GeneratorJavaFile generator = new GeneratorJavaFile(
  86                 new InterfaceGenerator(), types);
  87         generator.generateToFile(new File(PATH));
  88
  89         String[] files = new File(PATH + FS + "org" + FS + "opendaylight" + FS
  90                 + "controller" + FS + "gen").list();
  91         List<String> filesList = Arrays.asList(files);
  92
  93         assertEquals(3, files.length);
  94         assertTrue(filesList.contains("Type1.java"));
  95         assertTrue(filesList.contains("Type2.java"));
  96         assertTrue(filesList.contains("Type3.java"));
  97     }
  98
  99     @Ignore
 100     @Test
 101     public void compilationTest() throws Exception {
 102         final YangParserImpl parser = new YangParserImpl();
 103         final BindingGenerator bindingGenerator = new BindingGeneratorImpl();
 104
 105         final String resPath = getClass().getResource("/yang").getPath();
 106         final File sourcesDir = new File(resPath);
 107         final List<File> sourceFiles = new ArrayList<File>();
 108         final File[] fileArray = sourcesDir.listFiles();
 109
 110         for (int i = 0; i < fileArray.length; ++i) {
 111             sourceFiles.add(fileArray[i]);
 112         }
 113
 114         final Set<Module> modulesToBuild = parser.parseYangModels(sourceFiles);
 115
 116         final SchemaContext context = parser
 117                 .resolveSchemaContext(modulesToBuild);
 118         final List<Type> types = bindingGenerator.generateTypes(context);
 119         final Set<GeneratedType> typesToGenerate = new HashSet<GeneratedType>();
 120         final Set<GeneratedTransferObject> tosToGenerate = new HashSet<GeneratedTransferObject>();
 121         final Set<Enumeration> enumerationToGenerate = new HashSet<Enumeration>();
 122         for (Type type : types) {
 123             if (type instanceof GeneratedType
 124                     && !(type instanceof GeneratedTransferObject)) {
 125                 typesToGenerate.add((GeneratedType) type);
 126             }
 127
 128             if (type instanceof GeneratedTransferObject) {
 129                 tosToGenerate.add((GeneratedTransferObject) type);
 130             }
 131             if (type instanceof Enumeration) {
 132                 enumerationToGenerate.add((Enumeration) type);
 133             }
 134         }
 135
 136         final GeneratorJavaFile generator = new GeneratorJavaFile(
 137                 typesToGenerate, tosToGenerate, enumerationToGenerate);
 138         generator.generateToFile(new File(GENERATOR_OUTPUT_PATH));
 139
 140         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
 141         StandardJavaFileManager fileManager = compiler.getStandardFileManager(
 142                 null, null, null);
 143
 144         List<File> filesList = getJavaFiles(new File(GENERATOR_OUTPUT_PATH));
 145         File current = new File(System.getProperty("user.dir"));
 146         File parentPath = current.getParentFile().getParentFile();
 147         File f = new File(parentPath,"yang/yang-binding/src/main/java/org/opendaylight/controller/yang/binding/DataObject.java"
 148         );
 149         filesList.add(f);
 150
 151         Iterable<? extends JavaFileObject> compilationUnits = fileManager
 152                 .getJavaFileObjectsFromFiles(filesList);
 153         Iterable<String> options = Arrays.asList(new String[]{"-d", COMPILER_OUTPUT_PATH});
 154         boolean compiled = compiler.getTask(null, null, null, options, null,
 155                 compilationUnits).call();
 156         assertTrue(compiled);
 157     }
 158
 159     private GeneratedType createGeneratedType(String pkgName, String name) {
 160         GeneratedTypeBuilder builder = new GeneratedTypeBuilderImpl(pkgName,
 161                 name);
 162         return builder.toInstance();
 163     }
 164
 165     private void deleteTestDir(File file) {
 166         if (file.isDirectory()) {
 167             for (File f : file.listFiles()) {
 168                 deleteTestDir(f);
 169             }
 170         }
 171         if (!file.delete()) {
 172             throw new RuntimeException("Failed to clean up after test");
 173         }
 174     }
 175
 176     /**
 177      * Search recursively given directory for *.java files.
 178      *
 179      * @param directory directory to search
 180      * @return List of java files found
 181      */
 182     private List<File> getJavaFiles(File directory) {
 183         List<File> result = new ArrayList<File>();
 184         for (File file : directory.listFiles()) {
 185             if (file.isDirectory()) {
 186                 result.addAll(getJavaFiles(file));
 187             } else {
 188                 String absPath = file.getAbsolutePath();
 189                 if (absPath.endsWith(".java")) {
 190                     result.add(file);
 191                 }
 192             }
 193         }
 194         return result;
 195     }
 196 }