C++ (Cpp) i62 Examples

Example #1

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);
  }
}

Example #2

File: signal_n_test.cpp Project: Ruinland/boost-doc-zh

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::signals2::signal0<int, max_or_default<int>, std::string> s0;
    boost::signals2::connection c2 = s0.connect(i2);
    boost::signals2::connection c72 = s0.connect("72", i72);
    boost::signals2::connection c62 = s0.connect("6x", i62);
    boost::signals2::connection c42 = s0.connect(i42);
    boost::signals2::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::signals2::signal0<int, max_or_default<int> > s0;
    boost::signals2::connection c2 = s0.connect(i2);
    boost::signals2::connection c72 = s0.connect(i72);
    boost::signals2::connection c62 = s0.connect(i62);
    boost::signals2::connection c42 = s0.connect(i42);

    const boost::signals2::signal0<int, max_or_default<int> >& cs0 = s0;
    BOOST_CHECK(cs0() == 72);
  }

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

    boost::signals2::signal0<int, max_or_default<int> > s0;
    boost::signals2::connection c7 = s0.connect(i7);
    boost::signals2::connection c10 = s0.connect(i10);

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