71 lines
1.5 KiB
C++
71 lines
1.5 KiB
C++
// -*- c++ -*-
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/* Copyright 2002, The libsigc++ Development Team
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* Assigned to public domain. Use as you wish without restriction.
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*/
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#include "testutilities.h"
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#include <sigc++/adaptors/hide.h>
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#include <sstream>
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#include <cstdlib>
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namespace
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{
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std::ostringstream result_stream;
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struct foo : public sigc::functor_base
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{
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// choose a type that can hold all return values
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typedef int result_type;
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int operator()()
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{
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result_stream << "foo() ";
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return true;
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}
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int operator()(int j)
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{
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result_stream << "foo(int " << j << ") ";
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return 1 + j;
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}
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};
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struct foo_void : public sigc::functor_base
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{
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typedef void result_type;
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void operator()()
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{
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result_stream << "foo_void()";
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}
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};
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} // end anonymous namespace
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namespace sigc { SIGC_FUNCTOR_TRAIT(foo,bool) }
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int main(int argc, char* argv[])
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{
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auto util = TestUtilities::get_instance();
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if (!util->check_command_args(argc, argv))
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return util->get_result_and_delete_instance() ? EXIT_SUCCESS : EXIT_FAILURE;
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result_stream << sigc::hide<0>(foo())(1, 2);
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util->check_result(result_stream, "foo(int 2) 3");
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result_stream << sigc::hide<1>(foo())(1, 2);
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util->check_result(result_stream, "foo(int 1) 2");
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result_stream << sigc::hide<-1>(foo())(1);
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util->check_result(result_stream, "foo() 1");
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result_stream << sigc::hide(foo())(1);
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util->check_result(result_stream, "foo() 1");
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sigc::hide(foo_void())(1); // void test
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util->check_result(result_stream, "foo_void()");
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return util->get_result_and_delete_instance() ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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