bigfoot_ref

2026-07-31 02:43:43 +02:00
parent a06c41f2c7
commit 5b7f602ea8
15 changed files with 407 additions and 550 deletions
@@ -0,0 +1,47 @@
+#include "bigfoot_ref_test_impl.h"
+
+#include "bigfoot_ref_test_generated.h"
+#include "test_assert.h"
+
+namespace flatbuffers {
+BigfootRefTestNS::RefId Pack(const Native::RefId& obj) {
+  return BigfootRefTestNS::RefId(obj.value);
+}
+
+const Native::RefId UnPack(const BigfootRefTestNS::RefId& obj) {
+  return Native::RefId(obj.value());
+}
+}  // namespace flatbuffers
+
+namespace flatbuffers {
+namespace tests {
+
+// Exercises the --bigfoot_ref/--bigfoot_ref_wrapper flatc attributes (see
+// tests/bigfoot_ref_test.fbs): a reference field never requires the
+// referenced native type to be complete, and the generated header supplies
+// its own forward declaration plus inline Pack/UnPack definitions, with no
+// hand-written boilerplate anywhere in this file for `Thing`/`OtherThing`.
+void BigfootRefTest() {
+  using BigfootRefTestNS::RefHolder;
+  using BigfootRefTestNS::RefHolderT;
+
+  RefHolderT src;
+  src.ref_a = Native::Ref<Native::Thing>(Native::RefId(1));
+  src.ref_a_again.push_back(Native::Ref<Native::Thing>(Native::RefId(2)));
+  src.ref_a_again.push_back(Native::Ref<Native::Thing>(Native::RefId(3)));
+  src.ref_b = Native::Ref<Native::OtherThing>(Native::RefId(4));
+
+  flatbuffers::FlatBufferBuilder fbb;
+  fbb.Finish(RefHolder::Pack(fbb, &src));
+
+  auto dst = BigfootRefTestNS::UnPackRefHolder(fbb.GetBufferPointer());
+
+  TEST_EQ(dst->ref_a.uuid.value, 1u);
+  TEST_EQ(dst->ref_a_again.size(), 2u);
+  TEST_EQ(dst->ref_a_again[0].uuid.value, 2u);
+  TEST_EQ(dst->ref_a_again[1].uuid.value, 3u);
+  TEST_EQ(dst->ref_b.uuid.value, 4u);
+}
+
+}  // namespace tests
+}  // namespace flatbuffers