Method onData

Tests/Libraries/Http/HttpAsyncClientTest.cpp:1068–1076

            responseSent = true;
            SC_ASSERT_RELEASE(connection->response.startResponse(200));
            SC_ASSERT_RELEASE(connection->response.addHeader("Content-Length", "6"));
            SC_ASSERT_RELEASE(connection->response.sendHeaders());
            SC_ASSERT_RELEASE(connection->response.getWritableStream().write("stored"));
            SC_ASSERT_RELEASE(connection->response.end());
        }

        [[nodiscard]] StringSpan view() const { return {body.toSpanConst(), false, StringEncoding::Ascii}; }
    } serverCtx;

    httpServer.onRequest = [this, &serverCtx](HttpConnection& connection)
    {
        serverCtx.connection = &connection;