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#include <iostream>
#include <cassert>
#include <cinttypes>
#include <cstring>
#define CATCH_CONFIG_MAIN
#include <catch2/catch_amalgamated.hpp>
#include <jau/function_def.hpp>
using namespace jau;
// Test examples.
class TestFunctionDef01 {
private:
int func2a_member(int i) {
int res = i+100;
return res;;
}
int func2b_member(int i) {
int res = i+1000;
return res;;
}
static int Func3a_static(int i) {
int res = i+100;
return res;;
}
static int Func3b_static(int i) {
int res = i+1000;
return res;;
}
// template<typename R, typename... A>
typedef FunctionDef<int, int> MyClassFunction;
struct IntOffset {
int value;
IntOffset(int v) : value(v) {}
IntOffset(const IntOffset &o)
: value(o.value)
{
INFO("IntOffset::copy_ctor");
}
IntOffset(IntOffset &&o)
: value(std::move(o.value))
{
INFO("IntOffset::move_ctor");
}
IntOffset& operator=(const IntOffset &o) {
INFO("IntOffset::copy_assign");
if( &o == this ) {
return *this;
}
value = o.value;
return *this;
}
IntOffset& operator=(IntOffset &&o) {
INFO("IntOffset::move_assign");
value = std::move(o.value);
(void)value;
return *this;
}
bool operator==(const IntOffset& rhs) const {
if( &rhs == this ) {
return true;
}
return value == rhs.value;
}
bool operator!=(const IntOffset& rhs) const
{ return !( *this == rhs ); }
};
void test_FunctionPointer00(std::string msg, bool expEqual, int value, int expRes, MyClassFunction & f1, MyClassFunction &f2) {
// test std::function identity
INFO(msg+": FunctionPointer00 Fun f1p == f2p : " + std::to_string( f1 == f2 ) + ", f1p: " + f1.toString() + ", f2 "+f2.toString() );
int f1r = f1.invoke(value);
int f2r = f2.invoke(value);
INFO(msg+": FunctionPointer00 Res f1r == f2r : " + std::to_string( f1r == f2r ) + ", f1r: " + std::to_string( f1r ) + ", f2r "+std::to_string( f2r ) );
if( expEqual ) {
REQUIRE(f1r == expRes);
REQUIRE(f2r == expRes);
REQUIRE(f1 == f2);
} else {
REQUIRE(f1 != f2);
}
}
void test_FunctionPointer01(std::string msg, bool expEqual, MyClassFunction & f1, MyClassFunction &f2) {
// test std::function identity
INFO(msg+": FunctionPointer00 Fun f1p == f2p : " + std::to_string( f1 == f2 ) + ", f1p: " + f1.toString() + ", f2 "+f2.toString() );
if( expEqual ) {
REQUIRE(f1 == f2);
} else {
REQUIRE(f1 != f2);
}
}
public:
void test01_memberfunc_this() {
INFO("FuncPtr2_member: bindMemberFunc<int, TestFunctionDef01, int>: START");
// FunctionDef(TestFunctionDef01 &base, Func1Type func)
MyClassFunction f2a_1 = bindMemberFunc<int, TestFunctionDef01, int>(this, &TestFunctionDef01::func2a_member);
MyClassFunction f2a_2 = bindMemberFunc(this, &TestFunctionDef01::func2a_member);
test_FunctionPointer00("FuncPtr2a_member_11", true, 1, 101, f2a_1, f2a_1);
test_FunctionPointer00("FuncPtr2a_member_12", true, 1, 101, f2a_1, f2a_2);
MyClassFunction f2b_1 = bindMemberFunc(this, &TestFunctionDef01::func2b_member);
MyClassFunction f2b_2 = bindMemberFunc(this, &TestFunctionDef01::func2b_member);
test_FunctionPointer00("FuncPtr2b_member_11", true, 1, 1001, f2b_1, f2b_1);
test_FunctionPointer00("FuncPtr2b_member_12", true, 1, 1001, f2b_1, f2b_2);
test_FunctionPointer00("FuncPtr2ab_member_11", false, 1, 0, f2a_1, f2b_1);
test_FunctionPointer00("FuncPtr2ab_member_22", false, 1, 0, f2a_2, f2b_2);
INFO("FuncPtr2_member: bindMemberFunc<int, TestFunctionDef01, int>: END");
}
void test02_plainfunc_static() {
INFO("FuncPtr3_plain: bindPlainFunc<int, int>: START");
// FunctionDef(Func1Type func)
MyClassFunction f3a_1 = bindPlainFunc<int, int>(&TestFunctionDef01::Func3a_static);
MyClassFunction f3a_2 = bindPlainFunc(&TestFunctionDef01::Func3a_static);
test_FunctionPointer00("FuncPtr3a_plain_11", true, 1, 101, f3a_1, f3a_1);
test_FunctionPointer00("FuncPtr3a_plain_12", true, 1, 101, f3a_1, f3a_2);
MyClassFunction f3b_1 = bindPlainFunc(&TestFunctionDef01::Func3b_static);
MyClassFunction f3b_2 = bindPlainFunc(&Func3b_static);
test_FunctionPointer00("FuncPtr3b_plain_11", true, 1, 1001, f3b_1, f3b_1);
test_FunctionPointer00("FuncPtr3b_plain_12", true, 1, 1001, f3b_1, f3b_2);
test_FunctionPointer00("FuncPtr3ab_plain_11", false, 1, 0, f3a_1, f3b_1);
test_FunctionPointer00("FuncPtr3ab_plain_22", false, 1, 0, f3a_2, f3b_2);
INFO("FuncPtr3_plain: bindPlainFunc<int, int>: END");
}
void test03_stdfunc_lambda() {
INFO("FuncPtr4_stdlambda: bindStdFunc<int, int>: START");
// FunctionDef(Func1Type func) <int, int>
std::function<int(int i)> func4a_stdlambda = [](int i)->int {
int res = i+100;
return res;;
};
std::function<int(int i)> func4b_stdlambda = [](int i)->int {
int res = i+1000;
return res;;
};
MyClassFunction f4a_1 = bindStdFunc<int, int>(100, func4a_stdlambda);
MyClassFunction f4a_2 = bindStdFunc(100, func4a_stdlambda);
test_FunctionPointer00("FuncPtr4a_stdlambda_11", true, 1, 101, f4a_1, f4a_1);
test_FunctionPointer00("FuncPtr4a_stdlambda_12", true, 1, 101, f4a_1, f4a_2);
MyClassFunction f4b_1 = bindStdFunc(200, func4b_stdlambda);
MyClassFunction f4b_2 = bindStdFunc(200, func4b_stdlambda);
test_FunctionPointer00("FuncPtr4b_stdlambda_11", true, 1, 1001, f4b_1, f4b_1);
test_FunctionPointer00("FuncPtr4b_stdlambda_12", true, 1, 1001, f4b_1, f4b_2);
test_FunctionPointer00("FuncPtr4ab_stdlambda_11", false, 1, 0, f4a_1, f4b_1);
test_FunctionPointer00("FuncPtr4ab_stdlambda_22", false, 1, 0, f4a_2, f4b_2);
MyClassFunction f4a_0 = bindStdFunc<int, int>(100);
MyClassFunction f4b_0 = bindStdFunc<int, int>(200);
test_FunctionPointer01("FuncPtr4a_stdlambda_01", true, f4a_0, f4a_1);
test_FunctionPointer01("FuncPtr4a_stdlambda_02", true, f4a_0, f4a_2);
test_FunctionPointer01("FuncPtr4b_stdlambda_01", true, f4b_0, f4b_1);
test_FunctionPointer01("FuncPtr4b_stdlambda_02", true, f4b_0, f4b_2);
test_FunctionPointer01("FuncPtr4ab_stdlambda_00", false, f4a_0, f4b_0);
test_FunctionPointer01("FuncPtr4ab_stdlambda_01", false, f4a_0, f4b_1);
test_FunctionPointer01("FuncPtr4ab_stdlambda_10", false, f4a_1, f4b_0);
INFO("FuncPtr4_stdlambda: bindStdFunc<int, int>: END");
}
void test04_captfunc_lambda() {
INFO("FuncPtr5_capture: bindCaptureFunc<int, int, int>: START");
// bindCaptureFunc(I& data, R(*func)(I&, A...))
// FunctionDef(Func1Type func) <int, int>
int offset100 = 100;
int offset1000 = 1000;
int(*func5a_capture)(int&, int) = [](int& offset, int i)->int {
int res = i+10000+offset;
return res;
};
int(*func5b_capture)(int&, int) = [](int& offset, int i)->int {
int res = i+100000+offset;
return res;
};
#if 0
MyClassFunction f5a_o100_0 = bindCaptureFunc<int, int, int>(offset100,
[](int& offset, int i)->int {
int res = i+10000+offset;
return res;;
} );
test_FunctionPointer01("FuncPtr5a_o100_capture_00", true, f5a_o100_0, f5a_o100_0);
#endif
MyClassFunction f5a_o100_1 = bindCaptureFunc<int, int, int>(offset100, func5a_capture);
MyClassFunction f5a_o100_2 = bindCaptureFunc(offset100, func5a_capture);
test_FunctionPointer01("FuncPtr5a_o100_capture_12", true, f5a_o100_1, f5a_o100_2);
test_FunctionPointer00("FuncPtr5a_o100_capture_11", true, 1, 10101, f5a_o100_1, f5a_o100_1);
test_FunctionPointer00("FuncPtr5a_o100_capture_12", true, 1, 10101, f5a_o100_1, f5a_o100_2);
// test_FunctionPointer01("FuncPtr5a_o100_capture_01", false, f5a_o100_0, f5a_o100_1);
MyClassFunction f5a_o1000_1 = bindCaptureFunc(offset1000, func5a_capture);
MyClassFunction f5a_o1000_2 = bindCaptureFunc(offset1000, func5a_capture);
test_FunctionPointer01("FuncPtr5a_o1000_capture_12", true, f5a_o1000_1, f5a_o1000_2);
test_FunctionPointer01("FuncPtr5a_o100_o1000_capture_11", false, f5a_o100_1, f5a_o1000_1);
MyClassFunction f5b_o100_1 = bindCaptureFunc(offset100, func5b_capture);
MyClassFunction f5b_o100_2 = bindCaptureFunc(offset100, func5b_capture);
test_FunctionPointer00("FuncPtr5b_o100_capture_11", true, 1, 100101, f5b_o100_1, f5b_o100_1);
test_FunctionPointer00("FuncPtr5b_o100_capture_12", true, 1, 100101, f5b_o100_1, f5b_o100_2);
test_FunctionPointer00("FuncPtr5ab_o100_capture_11", false, 1, 0, f5a_o100_1, f5b_o100_1);
test_FunctionPointer00("FuncPtr5ab_o100_capture_22", false, 1, 0, f5a_o100_2, f5b_o100_2);
INFO("FuncPtr5_capture: bindCaptureFunc<int, int, int>: END");
}
void test05_captfunc_lambda() {
INFO("FuncPtr6_capture: bindCaptureFunc<int, std::shared_ptr<IntOffset>, int>: START");
// bindCaptureFunc(I& data, R(*func)(I&, A...))
// FunctionDef(Func1Type func) <int, int>
std::shared_ptr<IntOffset> offset100(new IntOffset(100));
std::shared_ptr<IntOffset> offset1000(new IntOffset(1000));
int(*func6a_capture)(std::shared_ptr<IntOffset>&, int) = [](std::shared_ptr<IntOffset>& sharedOffset, int i)->int {
int res = i+10000+sharedOffset->value;
return res;
};
int(*func6b_capture)(std::shared_ptr<IntOffset>&, int) = [](std::shared_ptr<IntOffset>& sharedOffset, int i)->int {
int res = i+100000+sharedOffset->value;
return res;
};
#if 0
MyClassFunction f6a_o100_0 = bindCaptureFunc<int, std::shared_ptr<IntOffset>, int>(offset100,
[](std::shared_ptr<IntOffset>& sharedOffset, int i)->int {
int res = i+10000+sharedOffset->value;
return res;;
} );
test_FunctionPointer01("FuncPtr6a_o100_capture_00", true, f6a_o100_0, f6a_o100_0);
#endif
MyClassFunction f6a_o100_1 = bindCaptureFunc<int, std::shared_ptr<IntOffset>, int>(offset100, func6a_capture);
MyClassFunction f6a_o100_2 = bindCaptureFunc(offset100, func6a_capture);
test_FunctionPointer01("FuncPtr6a_o100_capture_12", true, f6a_o100_1, f6a_o100_2);
test_FunctionPointer00("FuncPtr6a_o100_capture_11", true, 1, 10101, f6a_o100_1, f6a_o100_1);
test_FunctionPointer00("FuncPtr6a_o100_capture_12", true, 1, 10101, f6a_o100_1, f6a_o100_2);
// test_FunctionPointer01("FuncPtr6a_o100_capture_01", false, f6a_o100_0, f6a_o100_1);
MyClassFunction f6a_o1000_1 = bindCaptureFunc(offset1000, func6a_capture);
MyClassFunction f6a_o1000_2 = bindCaptureFunc(offset1000, func6a_capture);
test_FunctionPointer01("FuncPtr6a_o1000_capture_12", true, f6a_o1000_1, f6a_o1000_2);
test_FunctionPointer01("FuncPtr6a_o100_o1000_capture_11", false, f6a_o100_1, f6a_o1000_1);
MyClassFunction f6b_o100_1 = bindCaptureFunc(offset100, func6b_capture);
MyClassFunction f6b_o100_2 = bindCaptureFunc(offset100, func6b_capture);
test_FunctionPointer00("FuncPtr6b_o100_capture_11", true, 1, 100101, f6b_o100_1, f6b_o100_1);
test_FunctionPointer00("FuncPtr6b_o100_capture_12", true, 1, 100101, f6b_o100_1, f6b_o100_2);
test_FunctionPointer00("FuncPtr6ab_o100_capture_11", false, 1, 0, f6a_o100_1, f6b_o100_1);
test_FunctionPointer00("FuncPtr6ab_o100_capture_22", false, 1, 0, f6a_o100_2, f6b_o100_2);
INFO("FuncPtr6_capture: bindCaptureFunc<int, std::shared_ptr<IntOffset>, int>: END");
}
void test06_captfunc_lambda() {
INFO("FuncPtr7_capture: bindCaptureFunc<int, IntOffset, int>: START");
// bindCaptureFunc(I& data, R(*func)(I&, A...))
// FunctionDef(Func1Type func) <int, int>
IntOffset offset100(100);
IntOffset offset1000(1000);
int(*func7a_capture)(IntOffset&, int) = [](IntOffset& sharedOffset, int i)->int {
int res = i+10000+sharedOffset.value;
return res;
};
int(*func7b_capture)(IntOffset&, int) = [](IntOffset& sharedOffset, int i)->int {
int res = i+100000+sharedOffset.value;
return res;
};
#if 0
MyClassFunction f7a_o100_0 = bindCaptureFunc<int, IntOffset, int>(offset100,
[](IntOffset& sharedOffset, int i)->int {
int res = i+10000+sharedOffset.value;
return res;;
} );
test_FunctionPointer01("FuncPtr7a_o100_capture_00", true, f7a_o100_0, f7a_o100_0);
#endif
INFO("f7a_o100_1 copy_ctor");
MyClassFunction f7a_o100_1 = bindCaptureFunc<int, IntOffset, int>(offset100, func7a_capture);
INFO("f7a_o100_1 copy_ctor done");
INFO("f7a_o100_2 move_ctor");
MyClassFunction f7a_o100_2 = bindCaptureFunc(IntOffset(100), func7a_capture);
INFO("f7a_o100_2 move_ctor done");
test_FunctionPointer01("FuncPtr7a_o100_capture_12", true, f7a_o100_1, f7a_o100_2);
test_FunctionPointer00("FuncPtr7a_o100_capture_11", true, 1, 10101, f7a_o100_1, f7a_o100_1);
test_FunctionPointer00("FuncPtr7a_o100_capture_12", true, 1, 10101, f7a_o100_1, f7a_o100_2);
// test_FunctionPointer01("FuncPtr7a_o100_capture_01", false, f7a_o100_0, f7a_o100_1);
MyClassFunction f7a_o1000_1 = bindCaptureFunc(offset1000, func7a_capture);
MyClassFunction f7a_o1000_2 = bindCaptureFunc(offset1000, func7a_capture);
test_FunctionPointer01("FuncPtr7a_o1000_capture_12", true, f7a_o1000_1, f7a_o1000_2);
test_FunctionPointer01("FuncPtr7a_o100_o1000_capture_11", false, f7a_o100_1, f7a_o1000_1);
MyClassFunction f7b_o100_1 = bindCaptureFunc(offset100, func7b_capture);
MyClassFunction f7b_o100_2 = bindCaptureFunc(offset100, func7b_capture);
test_FunctionPointer00("FuncPtr7b_o100_capture_11", true, 1, 100101, f7b_o100_1, f7b_o100_1);
test_FunctionPointer00("FuncPtr7b_o100_capture_12", true, 1, 100101, f7b_o100_1, f7b_o100_2);
test_FunctionPointer00("FuncPtr7ab_o100_capture_11", false, 1, 0, f7a_o100_1, f7b_o100_1);
test_FunctionPointer00("FuncPtr7ab_o100_capture_22", false, 1, 0, f7a_o100_2, f7b_o100_2);
INFO("FuncPtr7_capture: bindCaptureFunc<int, IntOffset, int>: END");
}
};
METHOD_AS_TEST_CASE( TestFunctionDef01::test01_memberfunc_this, "Test FunctionDef 01 - 01 memberfunc");
METHOD_AS_TEST_CASE( TestFunctionDef01::test02_plainfunc_static, "Test FunctionDef 01 - 02 plainfunc");
METHOD_AS_TEST_CASE( TestFunctionDef01::test03_stdfunc_lambda, "Test FunctionDef 01 - 03 stdfunc");
METHOD_AS_TEST_CASE( TestFunctionDef01::test04_captfunc_lambda, "Test FunctionDef 01 - 04 captfunc");
METHOD_AS_TEST_CASE( TestFunctionDef01::test05_captfunc_lambda, "Test FunctionDef 01 - 05 captfunc");
METHOD_AS_TEST_CASE( TestFunctionDef01::test06_captfunc_lambda, "Test FunctionDef 01 - 06 captfunc");
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