示例#1
0
  /** Verifies that abstract methods to implement an interface are added to an abstract class. */
  public void testAbstractMethodsAdded() {
    String source =
        "import java.util.Iterator; public abstract class Test implements Iterator<Test> { "
            + "public boolean hasNext() { return true; } }";
    CompilationUnit unit = translateType("Test", source);
    List<AbstractTypeDeclaration> types = unit.getTypes();
    assertEquals(1, types.size());
    assertTrue(types.get(0) instanceof TypeDeclaration);
    TypeDeclaration testType = (TypeDeclaration) types.get(0);
    List<MethodDeclaration> methods = TreeUtil.getMethodDeclarationsList(testType);
    assertEquals(4, methods.size());

    // verify added methods are abstract, and that existing method wasn't changed
    for (MethodDeclaration m : methods) {
      int modifiers = m.getModifiers();
      String name = m.getName().getIdentifier();
      if (name.equals("hasNext")) {
        assertFalse(Modifier.isAbstract(modifiers));
      } else if (name.equals(NameTable.FINALIZE_METHOD)
          || name.equals(NameTable.DEALLOC_METHOD)
          || name.equals(NameTable.INIT_NAME)) {
        // it's ok.
      } else {
        // it's an added method
        assertTrue(Modifier.isAbstract(modifiers));
        assertEquals(0, m.getParameters().size());
        if (name.equals("next")) {
          assertEquals(testType.getTypeBinding(), m.getReturnType().getTypeBinding());
        } else if (name.equals("remove")) {
          ITypeBinding voidType = Types.resolveJavaType("void");
          assertEquals(voidType, m.getReturnType().getTypeBinding());
        } else {
          fail("unknown method added: " + name);
        }
      }
    }
  }
示例#2
0
 public NullLiteral() {
   super(Types.resolveJavaType("java.lang.Object"));
 }