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--- xnu/xnu-12377.101.15/tests/bounded_ptr_src/ctor.begin_end.cpp
+++ /dev/null
@@ -1,99 +0,0 @@
-//
-// Tests for
-// explicit bounded_ptr(T* pointer, T const* begin, T const* end);
-//
-
-#include <libkern/c++/bounded_ptr.h>
-#include <array>
-#include <darwintest.h>
-#include <darwintest_utils.h>
-#include "test_utils.h"
-
-#define _assert(...) T_ASSERT_TRUE((__VA_ARGS__), # __VA_ARGS__)
-
-struct T {
- int i;
- friend constexpr bool
- operator==(T const volatile& a, T const& b)
- {
- return a.i == b.i;
- }
-};
-
-template <typename T, typename QualT>
-static void
-tests()
-{
- std::array<T, 5> array = {T{0}, T{1}, T{2}, T{3}, T{4}};
- {
- test_bounded_ptr<QualT> p(array.begin() + 0, array.begin(), array.end());
- _assert(*p == T{0});
- }
- {
- test_bounded_ptr<QualT> p(array.begin() + 1, array.begin(), array.end());
- _assert(*p == T{1});
- }
- {
- test_bounded_ptr<QualT> p(array.begin() + 2, array.begin(), array.end());
- _assert(*p == T{2});
- }
- {
- test_bounded_ptr<QualT> p(array.begin() + 3, array.begin(), array.end());
- _assert(*p == T{3});
- }
- {
- test_bounded_ptr<QualT> p(array.begin() + 4, array.begin(), array.end());
- _assert(*p == T{4});
- }
-
- // It must be valid to construct out-of-bounds pointers, but we obviously
- // can't dereference them.
- {
- // T{0} T{1} T{2} T{3} T{4} <one-past-last>
- // ^ ^ ^
- // | | |
- // ptr begin end
- test_bounded_ptr<QualT> p(array.begin() + 1, array.begin() + 3, array.end());
- _assert(p.unsafe_discard_bounds() == array.begin() + 1);
- }
- {
- // T{0} T{1} T{2} T{3} T{4} <one-past-last>
- // ^ ^ ^
- // | | |
- // begin end ptr
- test_bounded_ptr<QualT> p(array.begin() + 4, array.begin(), array.begin() + 3);
- _assert(p.unsafe_discard_bounds() == array.begin() + 4);
- }
- {
- // T{0} T{1} T{2} T{3} T{4} <one-past-last>
- // ^ ^
- // | |
- // begin end,ptr
- test_bounded_ptr<QualT> p(array.end(), array.begin(), array.end());
- _assert(p.unsafe_discard_bounds() == array.end());
- }
-
- // Test creating a bounded_ptr from a null pointer.
- {
- test_bounded_ptr<QualT> p(nullptr, nullptr, nullptr);
- _assert(p.unsafe_discard_bounds() == nullptr);
- }
-}
-
-struct Base { };
-struct Derived : Base { };
-
-T_DECL(ctor_begin_end, "bounded_ptr.ctor.begin_end", T_META_TAG_VM_PREFERRED) {
- tests<T, T>();
- tests<T, T const>();
- tests<T, T volatile>();
- tests<T, T const volatile>();
-
- // Make sure we can construct a `bounded_ptr<Base>` from `Derived*` pointers
- {
- std::array<Derived, 5> array = {};
- test_bounded_ptr<Base> p(static_cast<Derived*>(array.begin()),
- static_cast<Derived*>(array.begin()),
- static_cast<Derived*>(array.end()));
- }
-}