[webkit-dev] WebKit unit test framework

Dirk Pranke dpranke at chromium.org
Mon Apr 18 11:48:03 PDT 2011

I'd add "maintained" to your list, but otherwise it looks pretty good :)

It would also be nice if the testing framework supported parallel or
distributed execution, but not many do.

-- Dirk

On Mon, Apr 18, 2011 at 11:36 AM, David Levin <levin at chromium.org> wrote:
> Issue: There has been a long standing bug to add unit tests to WebKit
> (https://bugs.webkit.org/show_bug.cgi?id=21010). It was also mentioned on
> webkit-dev that it would be helpful in various cases.
> Landscape: Surveying WebKit, it is looks like there are at least three
> testing frameworks being used: TestWebKitAPI/WebKitAPITest (in Tools),
> QTest, gtest (in Source/WebKit/chromium/). However, only one TestWebKitAPI
> has been used so far (as far as I can tell) for testing core WebKit items
> like WTF (though I was unaware of TestWebKitAPI until Friday).
> It seems like a good way to think about the issue of which to use in general
> in WebKit would be to decide on what would be desired in our framework and
> then see how each matches up.
> Here's my take on this. (It may be biased toward what I am familiar with but
> I welcome others to add their own criteria.)
> Criteria
> Musts:
> Compatible license with WebKit
> Builds/Can be built on the many platforms and build systems supported by
> WebKit (ideally without extra installs).
> Useful:
> Easy to write tests
> Hackable to suit our needs
> Well tested features (to support hackability/stability)
> Supports filtering of tests so you can run just the test you care about (and
> easily listing the tests).
> Supports writing out values when there is test failure. (For example, if the
> is verifying that A == B but that is not true, then the values of A and B
> should be printed.)
> Well documented
> thanks,
> dave
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