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VariantPoolList: handle SlotId overflow

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This commit is contained in:
Benoit Blanchon
2023-07-20 19:04:40 +02:00
parent 8be0d57d24
commit f427706e06
3 changed files with 41 additions and 1 deletions
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26
extras/tests/ResourceManager/allocVariant.cpp
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@ -66,4 +66,30 @@ TEST_CASE("ResourceManager::allocSlot()") {
REQUIRE(variant.id() == NULL_SLOT);
REQUIRE(static_cast<VariantSlot*>(variant) == nullptr);
}
SECTION("Try overflow pool counter") {
ResourceManager resources;
// this test assumes SlotId is 8-bit; otherwise it consumes a lot of memory
// tyhe GitHub Workflow gets killed
REQUIRE(NULL_SLOT == 255);
// fill all the pools
for (SlotId i = 0; i < NULL_SLOT; i++) {
auto slot = resources.allocSlot();
REQUIRE(slot.id() == i); // or != NULL_SLOT
REQUIRE(static_cast<VariantSlot*>(slot) != nullptr);
}
REQUIRE(resources.overflowed() == false);
// now all allocations should fail
for (int i = 0; i < 10; i++) {
auto slot = resources.allocSlot();
REQUIRE(slot.id() == NULL_SLOT);
REQUIRE(static_cast<VariantSlot*>(slot) == nullptr);
}
REQUIRE(resources.overflowed() == true);
}
}