C++ Dimensions::isDontcare方法代码示例

void
Region::setDimensions(Dimensions& newDims)
{
  // Can only set dimensions one time
  if (dims_ == newDims)
    return;
  
  if (dims_.isUnspecified())
  {
    if (newDims.isDontcare())
    {
      NTA_THROW << "Invalid attempt to set region dimensions to dontcare value";
    }

    if (! newDims.isValid())
    {
      NTA_THROW << "Attempt to set region dimensions to invalid value:"
                << newDims.toString();
    }

    dims_ = newDims;
    dimensionInfo_ = "Specified explicitly in setDimensions()";
  } else {
    NTA_THROW << "Attempt to set dimensions of region " << getName() 
              << " to " << newDims.toString()
              << " but region already has dimensions " << dims_.toString();
  }
  
  // can only create the enabled node set after we know the number of dimensions
  setupEnabledNodeSet();

}

// Deserialize region
Region::Region(const std::string& name, 
               const std::string& nodeType,
               const Dimensions& dimensions,
               BundleIO& bundle,
               Network * network) :
  name_(name), 
  type_(nodeType), 
  initialized_(false), 
  enabledNodes_(NULL),
  network_(network)
{
  // Set region info before creating the RegionImpl so that the 
  // Impl has access to the region info in its constructor.
  RegionImplFactory & factory = RegionImplFactory::getInstance();
  spec_ = factory.getSpec(nodeType);

  // Dimensions start off as unspecified, but if
  // the RegionImpl only supports a single node, we 
  // can immediately set the dimensions. 
  if (spec_->singleNodeOnly)
    if (!dimensions.isDontcare() && !dimensions.isUnspecified() &&
        !dimensions.isOnes())
      NTA_THROW << "Attempt to deserialize region of type " << nodeType
                << " with dimensions " << dimensions
                << " but region supports exactly one node.";

  dims_ = dimensions;

  impl_ = factory.deserializeRegionImpl(nodeType, bundle, this);
  createInputsAndOutputs_();
}

TEST_F(DimensionsTest, DontCareDimensions) {
  // dontcare dimensions [0]
  Dimensions d;
  d.push_back(0);
  ASSERT_TRUE(!d.isUnspecified());
  ASSERT_TRUE(d.isDontcare());
  ASSERT_TRUE(d.isValid());
  EXPECT_STREQ("[dontcare]", d.toString().c_str());
  ASSERT_ANY_THROW(d.getIndex(zero));
  ASSERT_ANY_THROW(d.getCount());
  ASSERT_EQ((unsigned int)0, d.getDimension(0));
  ASSERT_EQ((unsigned int)1, d.getDimensionCount());
}

  void DimensionsTest::RunTests()
  {
    Coordinate zero; // [0];
    zero.push_back(0);

    Coordinate one_two; // [1,2]
    one_two.push_back(1);
    one_two.push_back(2);

    Coordinate three_four; // [3,4]
    three_four.push_back(3);
    three_four.push_back(4);
    

    {
      // empty dimensions (unspecified)
      Dimensions d;
      TEST(d.isUnspecified());
      TEST(d.isValid());
      TEST(!d.isDontcare());
      SHOULDFAIL(d.getCount());
      SHOULDFAIL(d.getDimension(0));
      TESTEQUAL("[unspecified]", d.toString());
      SHOULDFAIL(d.getIndex(one_two));
      SHOULDFAIL(d.getCount());
      SHOULDFAIL(d.getDimension(0));
      TESTEQUAL((unsigned int)0, d.getDimensionCount());
    }

    {
      // dontcare dimensions [0]
      Dimensions d;
      d.push_back(0);
      TEST(!d.isUnspecified());
      TEST(d.isDontcare());
      TEST(d.isValid());
      TESTEQUAL("[dontcare]", d.toString());
      SHOULDFAIL(d.getIndex(zero));
      SHOULDFAIL(d.getCount());
      TESTEQUAL((unsigned int)0, d.getDimension(0));
      TESTEQUAL((unsigned int)1, d.getDimensionCount());
    }


    {
      // invalid dimensions
      Dimensions d;
      d.push_back(1);
      d.push_back(0);
      TEST(!d.isUnspecified());
      TEST(!d.isDontcare());
      TEST(!d.isValid());
      TESTEQUAL("[1 0] (invalid)", d.toString());
      SHOULDFAIL(d.getIndex(one_two));
      SHOULDFAIL(d.getCount());
      TESTEQUAL((unsigned int)1, d.getDimension(0));
      TESTEQUAL((unsigned int)0, d.getDimension(1));
      SHOULDFAIL(d.getDimension(2));
      TESTEQUAL((unsigned int)2, d.getDimensionCount());
    }

    {
      // valid dimensions [2,3]
      // two rows, three columns
      Dimensions d;
      d.push_back(2);
      d.push_back(3);
      TEST(!d.isUnspecified());
      TEST(!d.isDontcare());
      TEST(d.isValid());
      TESTEQUAL("[2 3]", d.toString());
      TESTEQUAL((unsigned int)2, d.getDimension(0));
      TESTEQUAL((unsigned int)3, d.getDimension(1));
      SHOULDFAIL(d.getDimension(2));
      TESTEQUAL((unsigned int)6, d.getCount());
      TESTEQUAL((unsigned int)5, d.getIndex(one_two));
      TESTEQUAL((unsigned int)2, d.getDimensionCount());
    }

    {
      //check a two dimensional matrix for proper x-major ordering
      std::vector<size_t> x;
      x.push_back(4);
      x.push_back(5);
      Dimensions d(x);
      size_t testDim1 = 4;
      size_t testDim2 = 5;
      for(size_t i = 0; i < testDim1; i++)
      {
        for(size_t j = 0; j < testDim2; j++)
        {
          Coordinate testCoordinate;
          testCoordinate.push_back(i);
          testCoordinate.push_back(j);

          TESTEQUAL(i+j*testDim1, d.getIndex(testCoordinate));
          TESTEQUAL(vecToString(testCoordinate),
                    vecToString(d.getCoordinate(i+j*testDim1)));
        }
      }
//.........这里部分代码省略.........