test_stepping-10.js

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/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

/**

 * Check that step out stops at the parent and the parent's parent.

 * This checks for the failure found in bug 1530549.

*/

add_task(

  threadFrontTest(async ({ threadFront, debuggee }) => {

    dumpn("Evaluating test code and waiting for first debugger statement");

    const dbgStmt = await executeOnNextTickAndWaitForPause(

      () => evaluateTestCode(debuggee),

      threadFront

);

    equal(

      dbgStmt.frame.where.line,

3,

      "Should be at debugger statement on line 3"

);

    dumpn("Step out of inner and into var statement IIFE");

    const step2 = await stepOut(threadFront);

    equal(step2.frame.where.line, 4);

    deepEqual(step2.why.frameFinished.return, { type: "undefined" });

    dumpn("Step out of vars and into script body");

    const step3 = await stepOut(threadFront);

    equal(step3.frame.where.line, 9);

    deepEqual(step3.why.frameFinished.return, { type: "undefined" });

})

);

function evaluateTestCode(debuggee) {

  Cu.evalInSandbox(

      (function() {

        (function(){debugger;})();

        var a = 1;

        a = 2;

        a = 3;

        a = 4;

      })();

`,

    debuggee,

    "1.8",

    "test_stepping-10-test-code.js",

);