test_functiongrips-01.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

add_task(

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

    // Test named function

    function evalCode() {

      debuggee.eval(

        // These arguments are tested.

        // eslint-disable-next-line no-unused-vars

        function stopMe(arg1) {

          debugger;

        }.toString()

);

      debuggee.eval("stopMe(stopMe)");

    const packet1 = await executeOnNextTickAndWaitForPause(

      () => evalCode(),

      threadFront

);

    const args1 = packet1.frame.arguments;

    Assert.equal(args1[0].class, "Function");

    Assert.equal(args1[0].name, "stopMe");

    Assert.equal(args1[0].displayName, "stopMe");

    await threadFront.resume();

    // Test inferred name function

    const packet2 = await executeOnNextTickAndWaitForPause(

      () =>

        debuggee.eval(

          "var o = { m: function(foo, bar, baz) { } }; stopMe(o.m)"

),

      threadFront

);

    const args2 = packet2.frame.arguments;

    Assert.equal(args2[0].class, "Function");

    // No name for an anonymous function, but it should have an inferred name.

    Assert.equal(args2[0].name, undefined);

    Assert.equal(args2[0].displayName, "m");

    await threadFront.resume();

    // Test anonymous function

    const packet3 = await executeOnNextTickAndWaitForPause(

      () => debuggee.eval("stopMe(function(foo, bar, baz) { })"),

      threadFront

);

    const args3 = packet3.frame.arguments;

    Assert.equal(args3[0].class, "Function");

    // No name for an anonymous function, and no inferred name, either.

    Assert.equal(args3[0].name, undefined);

    Assert.equal(args3[0].displayName, undefined);

    await threadFront.resume();

})

);