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Re: Using WPT as unit tests for polyfill libraries?

From: Ms2ger <ms2ger@gmail.com>
Date: Thu, 19 Feb 2015 08:53:45 +0100
Message-ID: <54E59689.8020604@gmail.com>
To: Glen Huang <curvedmark@gmail.com>
CC: www-archive <www-archive@w3.org>
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On 02/19/2015 05:25 AM, Glen Huang wrote:
> @Ms2ger
> 
> Glad to hear they can be merged.
> 
> As for classList.force, since we are explicitly passing an
> ECMAScript value to it, according to WebIDL, it will first be
> converted to boolean by using ToBoolean(undefined), which returns
> false. So toggle("name", undefined) should actually remove the
> class and not toggling it. But I haven't go through WebIDL very
> throughly, so I'm not absolutely sure that's correct, will go
> through it more carefully when I'm writing the tests.

Off-list, since not really relevant: the overload resolution algorithm
<https://heycam.github.io/webidl/#dfn-overload-resolution-algorithm>
treats undefined as triggering the default.

HTH
Ms2ger
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Received on Thursday, 19 February 2015 07:54:14 UTC

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