[x3d-public] JSweet translation of X3DJSAIL to JavaScript: need specific design goals first

John Carlson yottzumm at gmail.com
Tue Mar 24 19:22:16 PDT 2020


Perhaps I haven’t been clear.   I see my position @ Web3d as a tester,
 thus I expect to collaborate with other stakeholders to create test cases
or example behaviors we want the system to perform.

We have abundant XML that I can generate test cases from.   I’m not
generating code out of the blue.   I have a goal of generating code out of
the blue, but that’s a long term goal.   This would be done to do code
coverage.

I accidentally fell into a library writer position when we got to python.

I added my JSONParser to the browsers because no one was doing it, and I
needed a real environment to test in.

I don’t see anything wrong with generating different versions of
HelloWorld.js.

I resign from library development.   If someone wants me to develop test
cases for x3d4 or HAnim, I will do that.  Thanks to Joe for pointing me
there.

As a tester, I build code that I assert will not work, or I check the XML
to see if the scene is supposed to fail.

The test cases for node are currently failing big time, I know.   I know I
use methods instead of array access.   That needs to be fixed.   There are
properties in the SAI I haven’t really spotted in the X3DUOM, so perhaps I
need to look harder.   I need to add route methods to my serializer.

John

On Tue, Mar 24, 2020 at 8:23 PM John Carlson <yottzumm at gmail.com> wrote:

> Design goal:  add existing X3D ecmascript SAI to HTML5 (chrome) and node.js
>
> I tend to work from examples rather than specifications.  Once we have our
> test cases, we can start coding the library, using “test driven
> development.”  or “behavior driven development.”
>
> We will build an npm environment, probably using webpack and yarn, and a
> suitable test framework.   Then I will start coding tests using  the test
> framework.   I believe we can use phantomjs or similar to run test cases in.
>
> I will look for the Transform example.
>
> Good news is I’m saving enough money on “shelter in place “ to afford a
> Web3d membership.
>
> John
>
> On Tue, Mar 24, 2020 at 7:44 PM Don Brutzman <brutzman at nps.edu> wrote:
>
>> On 3/24/2020 3:48 PM, John Carlson wrote:
>> > It seems like you have issues with the “generate first” approach. [...]
>>
>> Yes.  Don't do that.  Don't even bother thinking about that.
>>
>> Please look again at what I wrote.  You need specific design goals first.
>>
>> all the best, Don
>> --
>> Don Brutzman  Naval Postgraduate School, Code USW/Br
>> brutzman at nps.edu
>> Watkins 270,  MOVES Institute, Monterey CA 93943-5000 USA
>>  +1.831.656.2149
>> X3D graphics, virtual worlds, navy robotics
>> http://faculty.nps.edu/brutzman
>>
>
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