Remove bridges subtree

bridges/testing/framework/js-helpers/only-mandatory-headers-synced-when-idle.js

@@ -1,44 +0,0 @@
-const utils = require("./utils");
-
-async function run(nodeName, networkInfo, args) {
-    const {wsUri, userDefinedTypes} = networkInfo.nodesByName[nodeName];
-    const api = await zombie.connect(wsUri, userDefinedTypes);
-
-    // parse arguments
-    const exitAfterSeconds = Number(args[0]);
-    const bridgedChain = require("./chains/" + args[1]);
-
-    // start listening to new blocks
-    let totalGrandpaHeaders = 0;
-    let initialParachainHeaderImported = false;
-    api.rpc.chain.subscribeNewHeads(async function (header) {
-        const apiAtParent = await api.at(header.parentHash);
-        const apiAtCurrent = await api.at(header.hash);
-        const currentEvents = await apiAtCurrent.query.system.events();
-
-        totalGrandpaHeaders += await utils.ensureOnlyMandatoryGrandpaHeadersImported(
-            bridgedChain,
-            apiAtParent,
-            apiAtCurrent,
-            currentEvents,
-        );
-        initialParachainHeaderImported = await utils.ensureOnlyInitialParachainHeaderImported(
-            bridgedChain,
-            apiAtParent,
-            apiAtCurrent,
-            currentEvents,
-        );
-    });
-
-    // wait given time
-    await new Promise(resolve => setTimeout(resolve, exitAfterSeconds * 1000));
-    // if we haven't seen any new GRANDPA or parachain headers => fail
-    if (totalGrandpaHeaders == 0) {
-        throw new Error("No bridged relay chain headers imported");
-    }
-    if (!initialParachainHeaderImported) {
-        throw new Error("No bridged parachain headers imported");
-    }
-}
-
-module.exports = { run }