134 lines
3.1 KiB
C++
134 lines
3.1 KiB
C++
#include <cstdlib>
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#include "signal.hpp"
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#include "debug.hpp"
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#include "raii.hpp"
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//-----------------------------------------------------------------------------
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void
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test_null (void)
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{
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util::signal<void(void)> void_signal;
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void_signal ();
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}
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///////////////////////////////////////////////////////////////////////////////
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void
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increment_uint (unsigned int &val)
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{
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++val;
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}
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//-----------------------------------------------------------------------------
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void
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test_single (void)
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{
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unsigned int val = 0;
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util::signal<void(unsigned int&)> void_signal;
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auto raii = void_signal.connect (increment_uint);
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void_signal (val);
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CHECK_EQ (val, 1);
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}
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//-----------------------------------------------------------------------------
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void
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test_double (void)
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{
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unsigned int val = 0;
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util::signal<void(unsigned int&)> void_signal;
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auto raii = void_signal.connect (increment_uint);
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auto raii = void_signal.connect (increment_uint);
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void_signal (val);
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CHECK_EQ (val, 2);
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}
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///////////////////////////////////////////////////////////////////////////////
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void
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test_linking_pointers (void)
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{
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util::signal<void(const char*)> ptr_signal;
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ptr_signal (nullptr);
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}
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///////////////////////////////////////////////////////////////////////////////
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void
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test_value_signal (void)
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{
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util::value_signal<unsigned> val;
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auto raii = val.connect ([] (unsigned v) { CHECK_EQ (v, 42); });
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val = 42u;
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unsigned check = val;
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CHECK_EQ (check, 42);
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}
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///////////////////////////////////////////////////////////////////////////////
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void
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test_combiner (void)
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{
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{
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util::signal<bool(void), util::combine::logical_and> sig;
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unsigned count = 0;
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auto raii = sig.connect ([&] (void) { ++count; return true; });
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auto raii = sig.connect ([&] (void) { ++count; return true; });
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auto raii = sig.connect ([&] (void) { ++count; return true; });
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CHECK (sig ());
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CHECK_EQ (count, 3);
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}
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{
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util::signal<bool(void), util::combine::logical_and> sig;
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unsigned count = 0;
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auto raii = sig.connect ([&] (void) { ++count; return true; });
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auto raii = sig.connect ([&] (void) { ++count; return false; });
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auto raii = sig.connect ([&] (void) { ++count; return true; });
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CHECK (!sig ());
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CHECK_EQ (count, 2);
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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void
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test_disconnect (void)
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{
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util::signal<void(void)> sig;
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util::signal<void(void)>::cookie a = sig.connect ([&] (void) { sig.disconnect (a); });
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util::signal<void(void)>::cookie b = sig.connect ([&] (void) { sig.disconnect (b); });
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util::signal<void(void)>::cookie c = sig.connect ([&] (void) { sig.disconnect (c); });
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util::signal<void(void)>::cookie d = sig.connect ([&] (void) { sig.disconnect (d); });
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sig ();
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}
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///////////////////////////////////////////////////////////////////////////////
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int
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main (int, char **)
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{
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test_null ();
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test_single ();
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test_double ();
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test_value_signal ();
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test_combiner ();
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test_disconnect ();
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return EXIT_SUCCESS;
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}
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