DwmUnitAssert.hh

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//===========================================================================
// @(#) $DwmPath: dwm/libDwm/tags/libDwm-0.6.0/include/DwmUnitAssert.hh 8401 $
// @(#) $Id: DwmUnitAssert.hh 8401 2016-04-17 06:44:31Z dwm $
//===========================================================================
//  Copyright (c) Daniel W. McRobb 2006-2007
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions
//  are met:
//
//  1. Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
//  2. Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//  3. The names of the authors and copyright holders may not be used to
//     endorse or promote products derived from this software without
//     specific prior written permission.
//
//  IN NO EVENT SHALL DANIEL W. MCROBB BE LIABLE TO ANY PARTY FOR
//  DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
//  INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE,
//  EVEN IF DANIEL W. MCROBB HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
//  DAMAGE.
//
//  THE SOFTWARE PROVIDED HEREIN IS ON AN "AS IS" BASIS, AND
//  DANIEL W. MCROBB HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
//  UPDATES, ENHANCEMENTS, OR MODIFICATIONS. DANIEL W. MCROBB MAKES NO
//  REPRESENTATIONS AND EXTENDS NO WARRANTIES OF ANY KIND, EITHER
//  IMPLIED OR EXPRESS, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//  WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE,
//  OR THAT THE USE OF THIS SOFTWARE WILL NOT INFRINGE ANY PATENT,
//  TRADEMARK OR OTHER RIGHTS.
//===========================================================================

//---------------------------------------------------------------------------
//---------------------------------------------------------------------------

#ifndef _DWMUNITASSERT_HH_
#define _DWMUNITASSERT_HH_

extern "C" {
#include <inttypes.h>
}

#include <iostream>
#include <map>
#include <mutex>
#include <string>

namespace Dwm {

  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  class AssertionCounter
  {
  public:
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    AssertionCounter();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    uint64_t Failed() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    uint64_t Passed() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void AddFailed();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void AddPassed();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    AssertionCounter & operator += (const AssertionCounter & assertionCounter);
    
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    friend std::ostream &
    operator << (std::ostream & os, const AssertionCounter & assertionCounter);
    
  private:
    uint64_t  _passed;
    uint64_t  _failed;
  };

  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  class Assertion
  {
  public:
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    Assertion(const std::string & filename, const std::string & function,
              int line, const std::string & expression);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    const std::string & Filename();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    const std::string & Function();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    int Line() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    const std::string & Expression() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    bool operator < (const Assertion & assertion) const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    friend std::ostream & 
    operator << (std::ostream & os, const Assertion & assertion);
    
  private:
    std::string   _filename;
    std::string   _function;
    int           _line;
    std::string   _expression;
  };
  
  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  class FunctionAssertions
  {
  public:
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void Failed(const std::string & filename, const std::string & function,
                int lineNumber, const std::string & test);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void Passed(const std::string & filename, const std::string & function,
                int lineNumber, const std::string & test);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    AssertionCounter Total() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    std::ostream & Print(std::ostream & os, bool onlyFailed = false) const;

    std::ostream & PrintXML(std::ostream & os, bool onlyFailed = false) const;

  private:
    std::string                           _function;
    std::map<Assertion,AssertionCounter>  _assertions;
  };

  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  class FileAssertions
  {
  public:
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void Failed(const std::string & filename, const std::string & function,
                int lineNumber, const std::string & test);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void Passed(const std::string & filename, const std::string & function,
                int lineNumber, const std::string & test);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    AssertionCounter Total() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    std::ostream & Print(std::ostream & os, bool onlyFailed = false) const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    std::ostream & PrintXML(std::ostream & os, bool onlyFailed = false) const;
    
  private:
    std::string                               _filename;
    std::map<std::string,FunctionAssertions>  _assertions;
  };
  
  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  class Assertions
  {
  public:
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static bool Failed(const std::string & filename,
                       const std::string & function,
                       int lineNumber, const std::string & test);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static bool Passed(const std::string & filename, 
                       const std::string & function,
                       int lineNumber, const std::string & test);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static AssertionCounter Total();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static std::ostream & Print(std::ostream & os, bool onlyFailed = false);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static std::ostream & PrintXML(std::ostream & os, bool onlyFailed = false);

  private:
    static std::map<std::string,FileAssertions>  _assertions;
    static std::mutex                            _mutex;
  };
  
  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
#define UnitAssert(e) ((e) ?                                             \
  Dwm::Assertions::Passed(__FILE__, __PRETTY_FUNCTION__, __LINE__, #e) : \
  Dwm::Assertions::Failed(__FILE__, __PRETTY_FUNCTION__, __LINE__, #e))

}  // namespace Dwm

#endif  // _DWMUNITASSERT_HH_

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//-------------------------------------------------------------------------