Examples of org.jacoco.core.data.IClassStructureVisitor

org.jacoco.core.data.IClassStructureVisitor
Interface for data output of the internal structure of a single class. This interface is meant to be implemented by parties that want to retrieve data from the instrumentation process. @author Marc R. Hoffmann @version $Revision: $

   * @param classid
   *            id of the class calculated with {@link CRC64}
   * @return ASM visitor to write class definition to
   */
  public ClassVisitor createAnalyzingVisitor(final long classid) {
    final IClassStructureVisitor classStructure = structureVisitor
        .visitClassStructure(classid);
    return new BlockClassAdapter(new ClassAnalyzer(classStructure));
  }

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   * @param classid
   *            id of the class calculated with {@link CRC64}
   * @return ASM visitor to write class definition to
   */
  public ClassVisitor createAnalyzingVisitor(final long classid) {
    final IClassStructureVisitor classStructure = structureVisitor
        .visitClassStructure(classid);
    return new ClassAnalyzer(classStructure);
  }

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  // === IStructureVisitor ===


  public IClassStructureVisitor visitClassStructure(final long id) {
    final boolean[] covered = executionData.getData(id);
    final Collection<MethodCoverage> methods = new ArrayList<MethodCoverage>();
    return new IClassStructureVisitor() {
      String name;
      String signature;
      String superName;
      String[] interfaces;
      String sourcename;

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    assertEquals(0, s.getClassCounter().getCoveredCount(), 0.0);
  }


  @Test
  public void testGetBundle() {
    final IClassStructureVisitor classStructure1 = coverageBuilder
        .visitClassStructure(1);
    classStructure1.visit("org/jacoco/examples/Sample1", null,
        "java/lang/Object", new String[0]);
    final IMethodStructureVisitor methodStructure1 = classStructure1
        .visitMethodStructure("doit", "()V", null);
    methodStructure1.block(0, 3, new int[] { 3, 4, 5 });
    methodStructure1.visitEnd();
    classStructure1.visitEnd();


    final IClassStructureVisitor classStructure2 = coverageBuilder
        .visitClassStructure(2);
    classStructure2.visit("org/jacoco/examples/Sample2", null,
        "java/lang/Object", new String[0]);
    final IMethodStructureVisitor methodStructure2 = classStructure2
        .visitMethodStructure("doit", "()V", null);
    methodStructure2.block(0, 3, new int[] { 6, 7, 8 });
    methodStructure2.visitEnd();
    classStructure2.visitEnd();


    final IClassStructureVisitor classStructure3 = coverageBuilder
        .visitClassStructure(3);
    classStructure3.visit("Sample3", null, "java/lang/Object",
        new String[0]);
    final IMethodStructureVisitor methodStructure3 = classStructure3
        .visitMethodStructure("doit", "()V", null);
    methodStructure3.block(0, 2, new int[] { 1, 2 });
    methodStructure3.visitEnd();
    classStructure3.visitEnd();


    BundleCoverage bundle = coverageBuilder.getBundle("testbundle");
    assertEquals("testbundle", bundle.getName());


    final Collection<PackageCoverage> packages = bundle.getPackages();

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  public IClassStructureVisitor visitClassStructure(final long id) {
    final ExecutionData data = executionData.get(id);
    final boolean[] covered = data == null ? null : data.getData();
    final Collection<MethodCoverage> methods = new ArrayList<MethodCoverage>();
    return new IClassStructureVisitor() {
      String name;
      String signature;
      String superName;
      String[] interfaces;
      String sourcename;

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   * @param classid
   *            id of the class calculated with {@link CRC64}
   * @return ASM visitor to write class definition to
   */
  public ClassVisitor createAnalyzingVisitor(final long classid) {
    final IClassStructureVisitor classStructure = structureVisitor
        .visitClassStructure(classid);
    return new ClassAnalyzer(classStructure);
  }

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    coverageBuilder = new CoverageBuilder(executionData);
  }


  @Test
  public void testCreateClassMissed() {
    final IClassStructureVisitor classStructure = coverageBuilder
        .visitClassStructure(123L);
    classStructure.visit("org/jacoco/examples/Sample", null,
        "java/lang/Object", new String[0]);
    final IMethodStructureVisitor methodStructure = classStructure
        .visitMethodStructure("doit", "()V", null);
    methodStructure.block(0, 5, new int[] { 6, 7, 8 });
    methodStructure.visitEnd();
    classStructure.visitEnd();


    final Collection<ClassCoverage> classes = coverageBuilder.getClasses();
    assertEquals(1, classes.size(), 1.0);
    ClassCoverage c = classes.iterator().next();
    assertEquals("org/jacoco/examples/Sample", c.getName());

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  @Test
  public void testCreateClassCovered() {
    executionData.put(new ExecutionData(123L, "org/jacoco/examples/Sample",
        new boolean[] { true }));
    final IClassStructureVisitor classStructure = coverageBuilder
        .visitClassStructure(123L);
    classStructure.visit("org/jacoco/examples/Sample", null,
        "java/lang/Object", new String[0]);
    final IMethodStructureVisitor methodStructure = classStructure
        .visitMethodStructure("doit", "()V", null);
    methodStructure.block(0, 5, new int[] { 6, 7, 8 });
    methodStructure.visitEnd();
    classStructure.visitEnd();


    final Collection<ClassCoverage> classes = coverageBuilder.getClasses();
    assertEquals(1, classes.size(), 1.0);
    ClassCoverage c = classes.iterator().next();
    assertEquals("org/jacoco/examples/Sample", c.getName());

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    assertEquals(3, m.getLineCounter().getCoveredCount(), 0.0);
  }


  @Test
  public void testIgnoreMethodsWithoutCode() {
    final IClassStructureVisitor classStructure = coverageBuilder
        .visitClassStructure(123L);
    classStructure.visit("org/jacoco/examples/Sample", null,
        "java/lang/Object", new String[0]);
    final IMethodStructureVisitor methodStructure1 = classStructure
        .visitMethodStructure("a", "()V", null);
    methodStructure1.block(0, 5, new int[0]);
    methodStructure1.visitEnd();
    final IMethodStructureVisitor methodStructure2 = classStructure
        .visitMethodStructure("b", "()V", null);
    methodStructure2.visitEnd();
    classStructure.visitEnd();


    final ClassCoverage classCoverage = coverageBuilder.getClasses()
        .iterator().next();
    assertEquals(Collections.singleton("a"), getNames(classCoverage
        .getMethods()));

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        .getMethods()));
  }


  @Test
  public void testIgnoreClassesWithoutCode() {
    final IClassStructureVisitor classStructure = coverageBuilder
        .visitClassStructure(123L);
    classStructure.visit("org/jacoco/examples/Sample", null,
        "java/lang/Object", new String[0]);
    final IMethodStructureVisitor methodStructure = classStructure
        .visitMethodStructure("doit", "()V", null);
    methodStructure.visitEnd();
    classStructure.visitEnd();


    final Collection<ClassCoverage> classes = coverageBuilder.getClasses();
    assertTrue(classes.isEmpty());
  }

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Related Classes of org.jacoco.core.data.IClassStructureVisitor

org.jacoco.core.analysis.CoverageBuilder

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