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feat(list): implement copy constructor

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This commit is contained in:
fallenoak 2025-11-15 22:00:31 -06:00
parent 48a2315122
commit f46c0c2c4c
2 changed files with 59 additions and 2 deletions
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39
test/List.cpp
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@ -5,11 +5,29 @@ struct TestListNode : TSLinkedNode<TestListNode> {
uint32_t index = 0;
};
struct TestExplicitListNode {
uint32_t index = 0;
TSLink<TestExplicitListNode> m_explicitLink;
};
TEST_CASE("TSList", "[list]") {
SECTION("constructs correctly") {
STORM_LIST(TestListNode) list;
REQUIRE(list.Head() == nullptr);
}
SECTION("constructs copy correctly") {
STORM_LIST(TestListNode) list;
auto node = new TestListNode();
list.LinkToHead(node);
STORM_LIST(TestListNode) listCopy(list);
// List copy constructor does not transfer ownership of nodes. It merely copies the link
// offset from the source list and initializes the list terminator.
REQUIRE(list.Head() == node);
REQUIRE(listCopy.Head() == nullptr);
}
}
TEST_CASE("TSList::Head", "[list]") {
@ -135,3 +153,24 @@ TEST_CASE("TSList::Tail", "[list]") {
REQUIRE(list.Tail() == nullptr);
}
}
TEST_CASE("TSExplicitList", "[list]") {
SECTION("constructs correctly") {
STORM_EXPLICIT_LIST(TestExplicitListNode, m_explicitLink) list;
REQUIRE(list.Head() == nullptr);
}
SECTION("constructs copy correctly") {
STORM_EXPLICIT_LIST(TestExplicitListNode, m_explicitLink) list;
auto node = new TestExplicitListNode();
list.LinkToHead(node);
STORM_EXPLICIT_LIST(TestExplicitListNode, m_explicitLink) listCopy(list);
// Explicit list copy constructor does not transfer ownership of nodes. It merely calls
// the copy constructor on the list base class, which only copies the link offset from
// the source list and initializes the list terminator.
REQUIRE(list.Head() == node);
REQUIRE(listCopy.Head() == nullptr);
}
}