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added tests

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Orange
2026-03-18 20:12:46 +03:00
parent a3e93ac259
commit 9cdffcbdb1
1 changed files with 67 additions and 0 deletions
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67
tests/general/unit_test_reverse_enineering.cpp
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@@ -20,6 +20,11 @@ public:
int m_health{123};
};
// Free functions that mimic member function calling convention (this as first arg)
inline int free_add(void* /*this_ptr*/, int a, int b) { return a + b; }
inline float free_scale(void* /*this_ptr*/, float val, float factor) { return val * factor; }
inline int free_get_42(const void* /*this_ptr*/) { return 42; }
class RevPlayer final : omath::rev_eng::InternalReverseEngineeredObject
{
public:
@@ -51,6 +56,22 @@ public:
{
return call_virtual_method<1, int>();
}
// Wrappers exposing call_method for testing
int call_add(int a, int b)
{
return call_method<int>(reinterpret_cast<const void*>(&free_add), a, b);
}
float call_scale(float val, float factor)
{
return call_method<float>(reinterpret_cast<const void*>(&free_scale), val, factor);
}
int call_get_42() const
{
return call_method<int>(reinterpret_cast<const void*>(&free_get_42));
}
};
TEST(unit_test_reverse_enineering, read_test)
@@ -64,4 +85,50 @@ TEST(unit_test_reverse_enineering, read_test)
EXPECT_EQ(player_original.bar(), player_reversed->rev_bar());
EXPECT_EQ(player_original.foo(), player_reversed->rev_foo());
EXPECT_EQ(player_original.bar(), player_reversed->rev_bar_const());
}
TEST(unit_test_reverse_enineering, call_method_with_args)
{
Player player_original;
auto* player_reversed = reinterpret_cast<RevPlayer*>(&player_original);
EXPECT_EQ(free_add(nullptr, 3, 4), player_reversed->call_add(3, 4));
EXPECT_EQ(7, player_reversed->call_add(3, 4));
}
TEST(unit_test_reverse_enineering, call_method_float_args)
{
Player player_original;
auto* player_reversed = reinterpret_cast<RevPlayer*>(&player_original);
EXPECT_FLOAT_EQ(6.0f, player_reversed->call_scale(2.0f, 3.0f));
EXPECT_FLOAT_EQ(0.0f, player_reversed->call_scale(0.0f, 100.0f));
EXPECT_FLOAT_EQ(-5.0f, player_reversed->call_scale(5.0f, -1.0f));
}
TEST(unit_test_reverse_enineering, call_method_const)
{
Player player_original;
const auto* player_reversed = reinterpret_cast<const RevPlayer*>(&player_original);
EXPECT_EQ(42, player_reversed->call_get_42());
}
TEST(unit_test_reverse_enineering, call_method_no_extra_args)
{
Player player_original;
const auto* player_reversed = reinterpret_cast<const RevPlayer*>(&player_original);
// call_get_42 takes no arguments beyond this — verifies zero-arg pack works
EXPECT_EQ(42, player_reversed->call_get_42());
}
TEST(unit_test_reverse_enineering, call_virtual_method_delegates_to_call_method)
{
// call_virtual_method now internally uses call_method — verify both vtable slots
Player player_original;
auto* player_reversed = reinterpret_cast<RevPlayer*>(&player_original);
EXPECT_EQ(1, player_reversed->rev_foo());
EXPECT_EQ(2, player_reversed->rev_bar());
}