namespace tensorflow {
namespace testing {
namespace matchers {

namespace impl {

using OutEdge = std::pair<const Node*, int>;

// -----------------------------------------------------------------------------
// Implementation details.

// Properties that we match on for a particular Node.  If a particular property
// is nullopt then any value for it is allowed.
class NodeMatcherProperties {
 public:

 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 *  Contains Interface to Run tests.
 *
 *  Aug 2001      Initial implementation. (AK)
 *
 *  09/Aug/2001   Contains generic run tests interface which can be used
 *                for any type of frontend interface framework. (AK)
 *

  /// co-located on the device where op is placed.
  /// NOTE: This function is intended to be use internal libraries only for
  /// controlling placement of ops on to devices. Public use is not encouraged
  /// because the implementation of device placement is subject to change.
  Scope ColocateWith(const Operation& op) const;
  /// Convenience function for above.
  Scope ColocateWith(const Output& out) const { return ColocateWith(out.op()); }

    // that the user is not surprised when XLA is implicitly enabled. If the
    // user explicitly specifies to use XLA, it is fine to resort to a dummy
    // implementation. Currently Assert and CheckNumerics ops have dummy XLA
    // implementations.
    bool allow_eliding_assert_and_checknumerics_ops = false;

    // Whether ops that produce or consume DT_VARIANT values are allowed.  We

// A user can override this behavior for a class type Foo by defining
// a << operator in the namespace where Foo is defined.
//
// We put this operator in namespace 'internal2' instead of 'internal'
// to simplify the implementation, as much code in 'internal' needs to
// use << in STL, which would conflict with our own << were it defined
// in 'internal'.
//
// Note that this operator<< takes a generic std::basic_ostream<Char,

 public:
  virtual ~DeathTestFactory() { }
  virtual bool Create(const char* statement, const RE* regex,
                      const char* file, int line, DeathTest** test) = 0;
};

// A concrete DeathTestFactory implementation for normal use.
class DefaultDeathTestFactory : public DeathTestFactory {
 public:
  virtual bool Create(const char* statement, const RE* regex,
                      const char* file, int line, DeathTest** test);
};

    // their declared shapes for computations. Must be non-empty.
    std::vector<XlaShapeLayoutHelpers::ShapeDeterminationFns>
        shape_determination_fns;

    // If padded_shape_fn is empty, a default implementation that returns
    // the logical on-device shape without padding is used.
    PaddedShapeFn padded_shape_fn;

    // Set of devices to use. This controls which of the devices on the given

///
/// Hashable TaggedValues overload `AbslHashValue`. Non-hashable structures
/// return 0.
template <>
struct TaggedValueHash<TaggedValue> {
  size_t operator()(const TaggedValue& v) const;
};

/// @brief Hash implementation for TaggedValue Tuples.
template <>
struct TaggedValueHash<Tuple> {
  size_t operator()(const Tuple& t) const;
};

/// @brief The basic `TaggedValue` tagged union type.
///

// for more examples.
//
// In the future, we plan to publish the API for defining new parameter
// generators. But for now this interface remains part of the internal
// implementation and is subject to change.
//
//
// A parameterized test fixture must be derived from testing::Test and from
// testing::WithParamInterface<T>, where T is the type of the parameter

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

/*
 * Dummy implementations for Windows, because Windows doesn't
 * support Unix-style signal handling.
 */

int install_handler() {
	return 0;
}


int check_handler() {
	return 0;