diff options
| -rw-r--r-- | libs/kstd/kstd/ring_buffer.hpp | 9 | ||||
| -rw-r--r-- | libs/kstd/kstd/ring_buffer.tests.cpp | 16 |
2 files changed, 25 insertions, 0 deletions
diff --git a/libs/kstd/kstd/ring_buffer.hpp b/libs/kstd/kstd/ring_buffer.hpp index 2b97e0a9..d2f0f958 100644 --- a/libs/kstd/kstd/ring_buffer.hpp +++ b/libs/kstd/kstd/ring_buffer.hpp @@ -184,6 +184,15 @@ namespace kstd [&](auto const i) { m_storage.construct(i, other[i]); }); } + //! Construct a ring buffer by moving from an existing one. + constexpr ring_buffer(ring_buffer && other) + : m_size{other.m_size} + , m_read_index{} + { + std::ranges::for_each(std::views::iota(0uz, other.size()), + [&](auto const i) { m_storage.construct(i, std::move(other[i])); }); + } + //! Destroy this ring buffer. constexpr ~ring_buffer() noexcept { diff --git a/libs/kstd/kstd/ring_buffer.tests.cpp b/libs/kstd/kstd/ring_buffer.tests.cpp index 4e34249b..537ed27e 100644 --- a/libs/kstd/kstd/ring_buffer.tests.cpp +++ b/libs/kstd/kstd/ring_buffer.tests.cpp @@ -329,6 +329,22 @@ SCENARIO("Ring Buffer initialization and construction", "[kstd][ring_buffer]") REQUIRE_FALSE(std::ranges::equal(buffer, copy, std::equal_to{}, address_of, address_of)); } } + + WHEN("moving from it") + { + auto copy = buffer; + auto moved = std::move(buffer); + + THEN("the new vector has size 3") + { + REQUIRE(moved.size() == 3); + } + + THEN("the new buffer contains the moved values") + { + REQUIRE(std::ranges::equal(moved, copy)); + } + } } } |