1 files changed, 34 insertions, 0 deletions
diff --git a/modules/core/tests/ring_buffer.cpp b/modules/core/tests/ring_buffer.cpp
new file mode 100644
index 0000000..0217b4f
--- /dev/null
+++ b/modules/core/tests/ring_buffer.cpp
@@ -0,0 +1,34 @@
+#include "../c++/test/suite.hpp"
+#include "../c++/buffer.hpp"
+
+namespace {
+SAW_TEST("Ring Buffer Write Advance") {
+		using namespace saw;
+
+		uint64_t size = 1024u;
+		ring_buffer buff{};
+
+		uint64_t advance = 32u;
+		buff.write_advance(advance);
+
+		SAW_EXPECT(buff.read_position() == 0u, "Unexpected read position");
+		SAW_EXPECT(buff.write_position() == 32u, "Unexpected write position");
+		SAW_EXPECT(buff.read_composite_length() == 32u, "Unexpected write position");
+}
+
+SAW_TEST("Ring Buffer on Heap Write Advance") {
+		using namespace saw;
+
+		uint64_t size = 1024u;
+		own<buffer> r_buff = heap<ring_buffer>();
+		buffer& buff = *r_buff;
+
+		uint64_t advance = 32u;
+		buff.write_advance(advance);
+
+		SAW_EXPECT(buff.read_position() == 0u, "Unexpected read position");
+		SAW_EXPECT(buff.write_position() == 32u, "Unexpected write position");
+		SAW_EXPECT(buff.read_composite_length() == 32u, "Unexpected write position");
+}
+
+}