MapComplete/test/testhooks.ts

import ScriptUtils from "../scripts/ScriptUtils";
import {Utils} from "../Utils";
import * as fakedom from "fake-dom"

export const mochaHooks = {
    
    beforeEach(done) {
        ScriptUtils.fixUtils();

        if (fakedom === undefined || window === undefined) {
            throw "FakeDom not initialized"
        }


        // Block internet access
        const realDownloadFunc = Utils.externalDownloadFunction;
        Utils.externalDownloadFunction = async (url) => {
            console.error("Fetching ", url, "blocked in tests, use Utils.injectJsonDownloadForTests")
            const data = await realDownloadFunc(url)
            console.log("\n\n ----------- \nBLOCKED DATA\n Utils.injectJsonDownloadForTests(\n" +
                "       ", JSON.stringify(url), ", \n",
                "       ", JSON.stringify(data), "\n    )\n------------------\n\n")
            throw new Error("Detected internet access for URL " + url + ", please inject it with Utils.injectJsonDownloadForTests")
        }
        
        done();
    }
    
    
}