code: async function p_setup() {
      try {
          //SEE-OTHER-ADDTRANSPORT - note these are options just for testing that override default options for the transport.
          let opts = {
              //http: {urlbase: "http://localhost:4244"},   // Localhost - comment out if want to use dweb.me (default args use this)
              yjs: {db: {name: "leveldb", dir: "../leveldb_dweb", connector: {}}},  // cleanStart: true  clears db so dont use that
              webtorrent: {}
          }; // Note browser requires indexeddb
  
          // Note the order of these is significant, it will retrieve by preference from the first setup, try with both orders if in doubt.
          //SEE-OTHER-ADDTRANSPORT
          //TODO-REQUIRE these will break
          //let t_ipfs = await DwebTransports._transportclasses["IPFS"].p_setup(opts); await t_ipfs.p_status(); // Note browser requires indexeddb
          //let t_yjs = await DwebTransports._transportclasses["YJS"].p_setup(opts);  await t_yjs.p_status(); // Should find ipfs transport
          let t_http = await DwebTransports._transportclasses["HTTP"].p_setup(opts); await t_http.p_status();
          //let t_webtorrent = await TransportWEBTORRENT.p_test(opts); await t_webtorrent.p_status();
          console.log("setup returned and transport(s) connected:", await DwebTransports.p_connectedNames());
          await Domain.p_setupOnce();
      } catch (err) {
          console.log("Test failed", err);
      }
  
  }
docs: require('y-leveldb')(DwebTransports._transportclasses["YJS"].Y); //- can't be there for browser, node seems to find it ok without this and auto-loads with a warning. Note that this test setup is being mirror in test_ipfs.html In general it should be possible to comment out failing tests EXCEPT where they provide a value to the next