tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_pause_exceptions-04.js (2558B)

      1 /* Any copyright is dedicated to the Public Domain.
      2   http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 "use strict";
      5 
      6 const { waitForTick } = require("resource://devtools/shared/DevToolsUtils.js");
      7 
      8 /**
      9 * Test that setting pauseOnExceptions to true and then to false will not cause
     10 * the debuggee to pause when an exception is thrown.
     11 */
     12 
     13 add_task(
     14  threadFrontTest(
     15    async ({ threadFront, debuggee, commands }) => {
     16      let onResume = null;
     17      let packet = null;
     18 
     19      threadFront.once("paused", function (pkt) {
     20        packet = pkt;
     21        onResume = threadFront.resume();
     22      });
     23 
     24      await commands.threadConfigurationCommand.updateConfiguration({
     25        pauseOnExceptions: true,
     26        ignoreCaughtExceptions: true,
     27      });
     28 
     29      await evaluateTestCode(debuggee, "42");
     30 
     31      await onResume;
     32 
     33      Assert.equal(!!packet, true);
     34      Assert.equal(packet.why.type, "exception");
     35      Assert.equal(packet.why.exception, "42");
     36      packet = null;
     37 
     38      threadFront.once("paused", function (pkt) {
     39        packet = pkt;
     40        onResume = threadFront.resume();
     41      });
     42 
     43      await commands.threadConfigurationCommand.updateConfiguration({
     44        pauseOnExceptions: false,
     45        ignoreCaughtExceptions: true,
     46      });
     47 
     48      await evaluateTestCode(debuggee, "43");
     49 
     50      // Test that the paused listener callback hasn't been called
     51      // on the thrown error from dontStopMe()
     52      Assert.equal(!!packet, false);
     53 
     54      await commands.threadConfigurationCommand.updateConfiguration({
     55        pauseOnExceptions: true,
     56        ignoreCaughtExceptions: true,
     57      });
     58 
     59      await evaluateTestCode(debuggee, "44");
     60 
     61      await onResume;
     62 
     63      // Test that the paused listener callback has been called
     64      // on the thrown error from stopMeAgain()
     65      Assert.equal(!!packet, true);
     66      Assert.equal(packet.why.type, "exception");
     67      Assert.equal(packet.why.exception, "44");
     68    },
     69    {
     70      // Bug 1508289, exception tests fails in worker scope
     71      doNotRunWorker: true,
     72    }
     73  )
     74 );
     75 
     76 async function evaluateTestCode(debuggee, throwValue) {
     77  await waitForTick();
     78  try {
     79    // prettier-ignore
     80    Cu.evalInSandbox(
     81      `                                   // 1
     82      function stopMeAgain() {            // 2
     83        throw ${throwValue};              // 3
     84      }                                   // 4
     85      stopMeAgain();                      // 5
     86      `,                                  // 6
     87      debuggee,
     88      "1.8",
     89      "test_pause_exceptions-04.js",
     90      1
     91    );
     92  } catch (e) {}
     93 }