[Boost-sandbox-cvs] boost-sandbox/libs/thread_safe_signals/test dead_slot_test.cpp, NONE, 1.1 delet

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Update of /cvsroot/boost-sandbox/boost-sandbox/libs/thread_safe_signals/test
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv30354

Added Files:
	dead_slot_test.cpp deletion_test.cpp ordering_test.cpp 
	signal_n_test.cpp signal_test.cpp 
Log Message:
Added test programs from boost/libs/signals/test

--- NEW FILE: signal_test.cpp ---
// Boost.Signals library

// Copyright Douglas Gregor 2001-2003. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

// For more information, see http://www.boost.org

#include <boost/test/minimal.hpp>
#include <boost/signal.hpp>
#include <functional>
#include <iostream>

template<typename T>
struct max_or_default {
  typedef T result_type;
  template<typename InputIterator>
  typename InputIterator::value_type
  operator()(InputIterator first, InputIterator last) const
  {
    if (first == last)
      return T();

    T max = *first++;
    for (; first != last; ++first)
      max = (*first > max)? *first : max;

    return max;
  }
};

struct make_int {
  make_int(int n, int cn) : N(n), CN(cn) {}

  int operator()() { return N; }
  int operator()() const { return CN; }

  int N;
  int CN;
};

template<int N>
struct make_increasing_int {
  make_increasing_int() : n(N) {}

  int operator()() const { return n++; }

  mutable int n;
};

static void
test_zero_args()
{
  make_int i42(42, 41);
  make_int i2(2, 1);
  make_int i72(72, 71);
  make_int i63(63, 63);
  make_int i62(62, 61);

  {
    boost::signal<int (), max_or_default<int> > s0;

    std::cout << "sizeof(signal) = " << sizeof(s0) << std::endl;
    boost::BOOST_SIGNALS_NAMESPACE::connection c2 = s0.connect(i2);
    boost::BOOST_SIGNALS_NAMESPACE::connection c72 = s0.connect(72, i72);
    boost::BOOST_SIGNALS_NAMESPACE::connection c62 = s0.connect(60, i62);
    boost::BOOST_SIGNALS_NAMESPACE::connection c42 = s0.connect(i42);

    BOOST_CHECK(s0() == 72);

    s0.disconnect(72);
    BOOST_CHECK(s0() == 62);

    c72.disconnect(); // Double-disconnect should be safe
    BOOST_CHECK(s0() == 62);

    s0.disconnect(72); // Triple-disconect should be safe
    BOOST_CHECK(s0() == 62);

    // Also connect 63 in the same group as 62
    s0.connect(60, i63);
    BOOST_CHECK(s0() == 63);

    // Disconnect all of the 60's
    s0.disconnect(60);
    BOOST_CHECK(s0() == 42);

    c42.disconnect();
    BOOST_CHECK(s0() == 2);

    c2.disconnect();
    BOOST_CHECK(s0() == 0);
  }

  {
    boost::signal<int (), max_or_default<int> > s0;
    boost::BOOST_SIGNALS_NAMESPACE::connection c2 = s0.connect(i2);
    boost::BOOST_SIGNALS_NAMESPACE::connection c72 = s0.connect(i72);
    boost::BOOST_SIGNALS_NAMESPACE::connection c62 = s0.connect(i62);
    boost::BOOST_SIGNALS_NAMESPACE::connection c42 = s0.connect(i42);

    const boost::signal<int (), max_or_default<int> >& cs0 = s0;
    BOOST_CHECK(cs0() == 72);
  }

  {
    make_increasing_int<7> i7;
    make_increasing_int<10> i10;

    boost::signal<int (), max_or_default<int> > s0;
    boost::BOOST_SIGNALS_NAMESPACE::connection c7 = s0.connect(i7);
    boost::BOOST_SIGNALS_NAMESPACE::connection c10 = s0.connect(i10);

    BOOST_CHECK(s0() == 10);
    BOOST_CHECK(s0() == 11);
  }
}

static void
test_one_arg()
{
  boost::signal<int (int value), max_or_default<int> > s1;

  s1.connect(std::negate<int>());
  s1.connect(std::bind1st(std::multiplies<int>(), 2));

  BOOST_CHECK(s1(1) == 2);
  BOOST_CHECK(s1(-1) == 1);
}

static void
test_signal_signal_connect()
{
  boost::signal<int (int value), max_or_default<int> > s1;

  s1.connect(std::negate<int>());

  BOOST_CHECK(s1(3) == -3);

  {
    boost::signal<int (int value), max_or_default<int> > s2;
    s1.connect(s2);
    s2.connect(std::bind1st(std::multiplies<int>(), 2));
    s2.connect(std::bind1st(std::multiplies<int>(), -3));

    BOOST_CHECK(s2(-3) == 9);
    BOOST_CHECK(s1(3) == 6);
  } // s2 goes out of scope and disconnects

  BOOST_CHECK(s1(3) == -3);
}

int
test_main(int, char* [])
{
  test_zero_args();
  test_one_arg();
  test_signal_signal_connect();
  return 0;
}

--- NEW FILE: signal_n_test.cpp ---
// Boost.Signals library

// Copyright Douglas Gregor 2001-2003. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

// For more information, see http://www.boost.org

#include <boost/test/minimal.hpp>
#include <boost/signal.hpp>
#include <functional>

template<typename T>
struct max_or_default {
  typedef T result_type;
  template<typename InputIterator>
  typename InputIterator::value_type
  operator()(InputIterator first, InputIterator last) const
  {
    if (first == last)
      return T();

    T max = *first++;
    for (; first != last; ++first)
      max = (*first > max)? *first : max;

    return max;
  }
};

struct make_int {
  make_int(int n, int cn) : N(n), CN(n) {}
  int operator()() { return N; }
  int operator()() const { return CN; }

  int N;
  int CN;
};

template<int N>
struct make_increasing_int {
  make_increasing_int() : n(N) {}

  int operator()() const { return n++; }

  mutable int n;
};

int get_37() { return 37; }

static void
test_zero_args()
{
  make_int i42(42, 41);
  make_int i2(2, 1);
  make_int i72(72, 71);
  make_int i63(63, 63);
  make_int i62(62, 61);

  {
    boost::signal0<int, max_or_default<int>, std::string> s0;
    boost::BOOST_SIGNALS_NAMESPACE::connection c2 = s0.connect(i2);
    boost::BOOST_SIGNALS_NAMESPACE::connection c72 = s0.connect("72", i72);
    boost::BOOST_SIGNALS_NAMESPACE::connection c62 = s0.connect("6x", i62);
    boost::BOOST_SIGNALS_NAMESPACE::connection c42 = s0.connect(i42);
    boost::BOOST_SIGNALS_NAMESPACE::connection c37 = s0.connect(&get_37);

    BOOST_CHECK(s0() == 72);

    s0.disconnect("72");
    BOOST_CHECK(s0() == 62);

    c72.disconnect(); // Double-disconnect should be safe
    BOOST_CHECK(s0() == 62);

    s0.disconnect("72"); // Triple-disconect should be safe
    BOOST_CHECK(s0() == 62);

    // Also connect 63 in the same group as 62
    s0.connect("6x", i63);
    BOOST_CHECK(s0() == 63);

    // Disconnect all of the 60's
    s0.disconnect("6x");
    BOOST_CHECK(s0() == 42);

    c42.disconnect();
    BOOST_CHECK(s0() == 37);

    c37.disconnect();
    BOOST_CHECK(s0() == 2);

    c2.disconnect();
    BOOST_CHECK(s0() == 0);
  }

  {
    boost::signal0<int, max_or_default<int> > s0;
    boost::BOOST_SIGNALS_NAMESPACE::connection c2 = s0.connect(i2);
    boost::BOOST_SIGNALS_NAMESPACE::connection c72 = s0.connect(i72);
    boost::BOOST_SIGNALS_NAMESPACE::connection c62 = s0.connect(i62);
    boost::BOOST_SIGNALS_NAMESPACE::connection c42 = s0.connect(i42);

    const boost::signal0<int, max_or_default<int> >& cs0 = s0;
    BOOST_CHECK(cs0() == 72);
  }

  {
    make_increasing_int<7> i7;
    make_increasing_int<10> i10;

    boost::signal0<int, max_or_default<int> > s0;
    boost::BOOST_SIGNALS_NAMESPACE::connection c7 = s0.connect(i7);
    boost::BOOST_SIGNALS_NAMESPACE::connection c10 = s0.connect(i10);

    BOOST_CHECK(s0() == 10);
    BOOST_CHECK(s0() == 11);
  }
}

static void
test_one_arg()
{
  boost::signal1<int, int, max_or_default<int> > s1;

  s1.connect(std::negate<int>());
  s1.connect(std::bind1st(std::multiplies<int>(), 2));

  BOOST_CHECK(s1(1) == 2);
  BOOST_CHECK(s1(-1) == 1);
}

static void
test_signal_signal_connect()
{
  boost::signal1<int, int, max_or_default<int> > s1;

  s1.connect(std::negate<int>());

  BOOST_CHECK(s1(3) == -3);

  {
    boost::signal1<int, int, max_or_default<int> > s2;
    s1.connect(s2);
    s2.connect(std::bind1st(std::multiplies<int>(), 2));
    s2.connect(std::bind1st(std::multiplies<int>(), -3));

    BOOST_CHECK(s2(-3) == 9);
    BOOST_CHECK(s1(3) == 6);
  } // s2 goes out of scope and disconnects

  BOOST_CHECK(s1(3) == -3);
}

struct EventCounter
{
  EventCounter() : count(0) {}

  void operator()()
  {
    ++count;
  }

  int count;
};

static void
test_ref()
{
  EventCounter ec;
  boost::signal0<void> s;

  {
    boost::BOOST_SIGNALS_NAMESPACE::scoped_connection c = s.connect(boost::ref(ec));
    BOOST_CHECK(ec.count == 0);
    s();
    BOOST_CHECK(ec.count == 1);
  }
  s();
  BOOST_CHECK(ec.count == 1);
}

int
test_main(int, char* [])
{
  test_zero_args();
  test_one_arg();
  test_signal_signal_connect();
  test_ref();
  return 0;
}

--- NEW FILE: ordering_test.cpp ---
// Boost.Signals library

// Copyright Douglas Gregor 2002-2004. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

// For more information, see http://www.boost.org

#include <boost/test/minimal.hpp>
#include <boost/signal.hpp>
#include <iostream>
#include <vector>
#include <algorithm>
#include <cstdlib>
#include <ctime>

std::vector<int> valuesOutput;
bool ungrouped1 = false;
bool ungrouped2 = false;
bool ungrouped3 = false;

struct emit_int {
  emit_int(int v) : value(v) {}

  void operator()() const
  {
    BOOST_CHECK(value == 42 || (!ungrouped1 && !ungrouped2 && !ungrouped3));
    valuesOutput.push_back(value);
    std::cout << value << ' ';
  }

private:
  int value;
};

struct write_ungrouped1 {
  void operator()() const
  {
    BOOST_CHECK(!ungrouped1);
    ungrouped1 = true;
    std::cout << "(Ungrouped #1)" << ' ';
  }
};

struct write_ungrouped2 {
  void operator()() const
  {
    BOOST_CHECK(!ungrouped2);
    ungrouped2 = true;
    std::cout << "(Ungrouped #2)" << ' ';
  }
};

struct write_ungrouped3 {
  void operator()() const
  {
    BOOST_CHECK(!ungrouped3);
    ungrouped3 = true;
    std::cout << "(Ungrouped #3)" << ' ';
  }
};

int test_main(int, char* [])
{
  using namespace std;
  srand(time(0));

  std::vector<int> sortedValues;

  boost::signal0<void> sig;
  sig.connect(write_ungrouped1());
  for (int i = 0; i < 100; ++i) {
#ifdef BOOST_NO_STDC_NAMESPACE
    int v = rand() % 100;
#else
    int v = std::rand() % 100;
#endif
    sortedValues.push_back(v);
    sig.connect(v, emit_int(v));

    if (i == 50) {
      sig.connect(write_ungrouped2());
    }
  }
  sig.connect(write_ungrouped3());

  std::sort(sortedValues.begin(), sortedValues.end());

  // 17 at beginning, 42 at end
  sortedValues.insert(sortedValues.begin(), 17);
  sig.connect(emit_int(17), boost::BOOST_SIGNALS_NAMESPACE::at_front);
  sortedValues.push_back(42);
  sig.connect(emit_int(42));

  sig();
  std::cout << std::endl;

  BOOST_CHECK(valuesOutput == sortedValues);
  BOOST_CHECK(ungrouped1);
  BOOST_CHECK(ungrouped2);
  BOOST_CHECK(ungrouped3);
  return 0;
}

--- NEW FILE: deletion_test.cpp ---
// Boost.Signals library

// Copyright Douglas Gregor 2001-2003. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

// For more information, see http://www.boost.org

#include <boost/test/minimal.hpp>
#include <boost/signal.hpp>
#include <iostream>
#include <string>

static boost::BOOST_SIGNALS_NAMESPACE::connection connections[5];

static std::string test_output;

struct remove_connection {
  explicit remove_connection(int v = 0, int i = -1) : value(v), idx(i) {}

  void operator()() const {
    if (idx >= 0)
      connections[idx].disconnect();

    //return value;
    std::cout << value << " ";

    test_output += static_cast<char>(value + '0');
  }

  int value;
  int idx;
};

bool operator==(const remove_connection& x, const remove_connection& y)
{ return x.value == y.value && x.idx == y.idx; }

static void
test_remove_self()
{
  boost::signal0<void> s0;

  connections[0] = s0.connect(remove_connection(0));
  connections[1] = s0.connect(remove_connection(1));
  connections[2] = s0.connect(remove_connection(2, 2));
  connections[3] = s0.connect(remove_connection(3));

  std::cout << "Deleting 2" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "013");

  s0.disconnect_all_slots();
  BOOST_CHECK(s0.empty());

  connections[0] = s0.connect(remove_connection(0));
  connections[1] = s0.connect(remove_connection(1));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3, 3));

  std::cout << "Deleting 3" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "012");

  s0.disconnect_all_slots();
  BOOST_CHECK(s0.num_slots() == 0);

  connections[0] = s0.connect(remove_connection(0, 0));
  connections[1] = s0.connect(remove_connection(1));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3));

  std::cout << "Deleting 0" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "123");

  std::cout << "Blocking 2" << std::endl;

  connections[2].block();
  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "13");

  std::cout << "Unblocking 2" << std::endl;

  connections[2].unblock();
  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "123");

  s0.disconnect_all_slots();
  BOOST_CHECK(s0.empty());

  connections[0] = s0.connect(remove_connection(0, 0));
  connections[1] = s0.connect(remove_connection(1, 1));
  connections[2] = s0.connect(remove_connection(2, 2));
  connections[3] = s0.connect(remove_connection(3, 3));

  std::cout << "Mass suicide" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "");
}

static void
test_remove_prior()
{
  boost::signal0<void> s0;

  connections[0] = s0.connect(remove_connection(0));
  connections[1] = s0.connect(remove_connection(1, 0));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3));

  std::cout << "1 removes 0" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "123");

  s0.disconnect_all_slots();
  BOOST_CHECK(s0.empty());

  connections[0] = s0.connect(remove_connection(0));
  connections[1] = s0.connect(remove_connection(1));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3, 2));

  std::cout << "3 removes 2" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "013");
}

static void
test_remove_after()
{
  boost::signal0<void> s0;

  connections[0] = s0.connect(remove_connection(0, 1));
  connections[1] = s0.connect(remove_connection(1));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3));

  std::cout << "0 removes 1" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "023");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "023");

  s0.disconnect_all_slots();
  BOOST_CHECK(s0.empty());

  connections[0] = s0.connect(remove_connection(0));
  connections[1] = s0.connect(remove_connection(1, 3));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3));

  std::cout << "1 removes 3" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "012");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "012");
}

static void
test_bloodbath()
{
  boost::signal0<void> s0;

  connections[0] = s0.connect(remove_connection(0, 1));
  connections[1] = s0.connect(remove_connection(1, 1));
  connections[2] = s0.connect(remove_connection(2, 0));
  connections[3] = s0.connect(remove_connection(3, 2));

  std::cout << "0 removes 1, 2 removes 0, 3 removes 2" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "023");

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "3");
}

static void
test_disconnect_equal()
{
  boost::signal0<void> s0;

  connections[0] = s0.connect(remove_connection(0));
  connections[1] = s0.connect(remove_connection(1));
  connections[2] = s0.connect(remove_connection(2));
  connections[3] = s0.connect(remove_connection(3));

  std::cout << "Deleting 2" << std::endl;

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "0123");

#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
  connections[2].disconnect();
#else
  s0.disconnect(remove_connection(2));
#endif

  test_output = "";
  s0(); std::cout << std::endl;
  BOOST_CHECK(test_output == "013");
}

int test_main(int, char* [])
{
  test_remove_self();
  test_remove_prior();
  test_remove_after();
  test_bloodbath();
  test_disconnect_equal();
  return 0;
}

--- NEW FILE: dead_slot_test.cpp ---
// Boost.Signals library

// Copyright (C) Douglas Gregor 2001-2006. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

// For more information, see http://www.boost.org

#include <boost/test/minimal.hpp>
#include <boost/thread_safe_signal.hpp>
#include <boost/bind.hpp>

typedef boost::signal1<int, int> sig_type;

class with_constant : public boost::BOOST_SIGNALS_NAMESPACE::trackable {
public:
  with_constant(int c) : constant(c) {}

  int add(int i) { return i + constant; }

private:
  int constant;
};

void do_delayed_connect(with_constant* wc,
                        sig_type& sig,
                        sig_type::slot_type slot)
{
  // Should invalidate the slot, so that we cannot connect to it
  delete wc;

  boost::BOOST_SIGNALS_NAMESPACE::connection c = sig.connect(slot);
  BOOST_CHECK(!c.connected());
}

int test_main(int, char*[])
{
  sig_type s1;
  with_constant* wc1 = new with_constant(7);

  do_delayed_connect(wc1, s1, boost::bind(&with_constant::add, wc1, _1));

  return 0;
}

[Boost-sandbox-cvs] boost-sandbox/libs/thread_safe_signals/test dead_slot_test.cpp, NONE, 1.1 delet

[Boost-sandbox-cvs] boost-sandbox/libs/thread_safe_signals/test dead_slot_test.cpp, NONE, 1.1 deletion_test.cpp, NONE, 1.1 ordering_test.cpp, NONE, 1.1 signal_n_test.cpp, NONE, 1.1 signal_test.cpp, NONE, 1.1