tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Object-promiseDependentPromises-realms.js (613B)

      1 // Bug 1475669 - Cross-compartment dependent promises.
      2 
      3 // Create a promise in realm 1.
      4 let g1 = newGlobal({newCompartment: true});
      5 let p1 = new g1.Promise((_resolve, _reject) => {});
      6 
      7 // Add a dependent promise in realm 2.
      8 let g2 = newGlobal({newCompartment: true});
      9 let p2 = g2.Promise.prototype.then.call(p1, g2.eval(`value => {}`));
     10 
     11 // Use debugger to find p2 from p1.
     12 let dbg = new Debugger;
     13 let g1w = dbg.addDebuggee(g1);
     14 let g2w = dbg.addDebuggee(g2);
     15 let dependents = g1w.makeDebuggeeValue(p1).promiseDependentPromises;
     16 assertEq(dependents.length, 1);
     17 assertEq(dependents[0], g2w.makeDebuggeeValue(p2));