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Fix FixedVector move semantics.

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This commit is contained in:
Lukas Tenbrink 2025-05-31 18:22:16 +02:00
parent b89c47bb85
commit c3476b8205
2 changed files with 79 additions and 12 deletions
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41
tests/core/templates/test_fixed_vector.h
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@ -36,6 +36,30 @@
namespace TestFixedVector {
struct MoveOnly {
bool is_alive = true;
MoveOnly() = default;
MoveOnly(const MoveOnly &p) = delete;
MoveOnly &operator=(const MoveOnly &p) = delete;
MoveOnly(MoveOnly &&p) {
is_alive = p.is_alive;
p.is_alive = false;
}
MoveOnly &operator=(MoveOnly &&p) {
if (&p == this) {
return *this;
}
is_alive = p.is_alive;
p.is_alive = false;
return *this;
}
};
static_assert(!std::is_trivially_copyable_v<MoveOnly>);
static_assert(!std::is_trivially_constructible_v<MoveOnly>);
TEST_CASE("[FixedVector] Basic Checks") {
FixedVector<uint16_t, 1> vector;
CHECK_EQ(vector.capacity(), 1);
@ -62,12 +86,6 @@ TEST_CASE("[FixedVector] Basic Checks") {
CHECK_EQ(vector1[0], 1);
CHECK_EQ(vector1[1], 2);
FixedVector<uint16_t, 3> vector2(vector1);
CHECK_EQ(vector2.capacity(), 3);
CHECK_EQ(vector2.size(), 2);
CHECK_EQ(vector2[0], 1);
CHECK_EQ(vector2[1], 2);
FixedVector<Variant, 3> vector_variant;
CHECK_EQ(vector_variant.size(), 0);
CHECK_EQ(vector_variant.capacity(), 3);
@ -79,6 +97,17 @@ TEST_CASE("[FixedVector] Basic Checks") {
CHECK_EQ(vector_variant[0], "Test");
CHECK_EQ(vector_variant[1], Variant(1));
CHECK_EQ(vector_variant[2].get_type(), Variant::NIL);
// Test that move-only types are transferred.
FixedVector<MoveOnly, 1> a;
a.push_back(MoveOnly());
CHECK_EQ(a.size(), 1);
FixedVector<MoveOnly, 1> b(std::move(a));
CHECK_EQ(a.size(), 0);
CHECK_EQ(b.size(), 1);
a = std::move(b);
CHECK_EQ(a.size(), 1);
CHECK_EQ(b.size(), 0);
}
TEST_CASE("[FixedVector] Alignment Checks") {