tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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bug-1579025.js (1205B)

      1 // Test that a zone GC collects the selected zones.
      2 
      3 function waitForState(state) {
      4  while (gcstate() !== state && gcstate() !== "NotActive") {
      5    gcslice(100);
      6  }
      7 }
      8 
      9 gczeal(0);
     10 gc();
     11 
     12 let z1 = this;
     13 let z2 = newGlobal({newCompartment: true});
     14 
     15 // Initially nothing is being collected.
     16 
     17 assertEq(gcstate(), "NotActive");
     18 assertEq(gcstate(z1), "NoGC");
     19 assertEq(gcstate(z2), "NoGC");
     20 
     21 // No zones selected => full GC.
     22 
     23 startgc(1);
     24 
     25 // It's non-deterministic whether we see the prepare state or not.
     26 waitForState("Mark");
     27 
     28 assertEq(gcstate(), "Mark");
     29 assertEq(gcstate(z1), "MarkBlackOnly");
     30 assertEq(gcstate(z2), "MarkBlackOnly");
     31 finishgc();
     32 
     33 // Use of schedulezone() => zone GC.
     34 
     35 schedulezone(z1);
     36 startgc(1);
     37 waitForState("Mark");
     38 assertEq(gcstate(), "Mark");
     39 assertEq(gcstate(z1), "MarkBlackOnly");
     40 assertEq(gcstate(z2), "NoGC");
     41 finishgc();
     42 
     43 schedulezone(z2);
     44 startgc(1);
     45 waitForState("Mark");
     46 assertEq(gcstate(), "Mark");
     47 assertEq(gcstate(z1), "NoGC");
     48 assertEq(gcstate(z2), "MarkBlackOnly");
     49 finishgc();
     50 
     51 schedulezone(z1);
     52 schedulezone(z2);
     53 startgc(1);
     54 waitForState("Mark");
     55 assertEq(gcstate(), "Mark");
     56 assertEq(gcstate(z1), "MarkBlackOnly");
     57 assertEq(gcstate(z2), "MarkBlackOnly");
     58 finishgc();