tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_getyoungestframe.js (1237B)

      1 /* eslint-disable strict */
      2 function run_test() {
      3  Services.prefs.setBoolPref("security.allow_eval_with_system_principal", true);
      4  registerCleanupFunction(() => {
      5    Services.prefs.clearUserPref("security.allow_eval_with_system_principal");
      6  });
      7  const { addDebuggerToGlobal } = ChromeUtils.importESModule(
      8    "resource://gre/modules/jsdebugger.sys.mjs"
      9  );
     10  addDebuggerToGlobal(globalThis);
     11  const xpcInspector = Cc["@mozilla.org/jsinspector;1"].getService(
     12    Ci.nsIJSInspector
     13  );
     14  const g = createTestGlobal("test1");
     15 
     16  const dbg = makeDebugger({
     17    shouldAddNewGlobalAsDebuggee() {
     18      return true;
     19    },
     20  });
     21  dbg.uncaughtExceptionHook = testExceptionHook;
     22 
     23  dbg.addDebuggee(g);
     24  dbg.onDebuggerStatement = function (frame) {
     25    Assert.strictEqual(frame, dbg.getNewestFrame());
     26    // Execute from the nested event loop, dbg.getNewestFrame() won't
     27    // be working anymore.
     28 
     29    executeSoon(function () {
     30      try {
     31        Assert.strictEqual(frame, dbg.getNewestFrame());
     32      } finally {
     33        xpcInspector.exitNestedEventLoop("test");
     34      }
     35    });
     36    xpcInspector.enterNestedEventLoop("test");
     37  };
     38 
     39  g.eval("function debuggerStatement() { debugger; }; debuggerStatement();");
     40 
     41  dbg.disable();
     42 }