Function TEST

tests/cpp/concurrency/ordering_test.cpp:21–36

OR001: begin → chunk → end is processed in order; the resulting onCreateSurface callback observes the full envelope.

// OR001: begin → chunk → end is processed in order; the resulting
// onCreateSurface callback observes the full envelope.
TEST(OrderingTest, OR001_BeginChunkEnd_OrderPreserved) {
    ::agenui::testing::ScopedSurfaceManager sm;
    ::agenui::testing::MockMessageListener listener;
    sm->addSurfaceEventListener(&listener);

    auto json = ::agenui::testing::LoadFixtureOrEmpty(
        "protocol/create_surface.json");
    ASSERT_FALSE(json.empty());
    sm->beginTextStream();
    sm->receiveTextChunk(json);
    sm->endTextStream();
    EXPECT_TRUE(listener.waitFor(
        [&]() { return !listener.createSurfaceCalls.empty(); }, 2000));

    sm->removeSurfaceEventListener(&listener);
}

// OR002: many small chunks are reassembled in order.
TEST(OrderingTest, OR002_ManySmallChunks_FIFOPreserved) {