On Wed, Aug 28, 2013 at 10:00 AM, Herbert Duerr <h...@apache.org> wrote:
> On 28.08.2013 14:30, Rob Weir wrote:
>>
>> On Wed, Aug 28, 2013 at 4:51 AM, Herbert Duerr <h...@apache.org> wrote:
>>>
>>> On 27.08.2013 15:29, Rob Weir wrote:
>>>>
>>>>
>>>> On Tue, Aug 27, 2013 at 8:44 AM, Herbert Duerr <h...@apache.org> wrote:
>>>>>
>>>>>
>>>>> [...]
>>>>>
>>>>> A good idea. I just wrote a task [1] and a script [2] that takes a
>>>>> slightly
>>>>> modified version of Regina's sample document and checks whether all of
>>>>> its
>>>>> tests pass. This script is now part of the Functional Verification Test
>>>>> (a.k.a. FVT).
>>>>>
>>>>> [1] https://issues.apache.org/ooo/show_bug.cgi?id=123119
>>>>> [2] http://svn.apache.org/r1517802
>>>>>
>>>>> Adding further test spreadsheets is simple. They need a "TestID" row
>>>>> and
>>>>> a
>>>>> "TestOK" row like [3]. Such new test spreadsheets have to be added to
>>>>> [4]'s
>>>>> testFormulaDocs() method to be picked up.
>>>>>
>>>>
>>>> Nice.  If we can have test cases written by non-programmers, and then
>>>> automated testing of these sheets, then we'll have the best of both
>>>> worlds.
>>>>
>>>> I assume we'd want to agree on a test template.
>>>
>>>
>>>
>>> Here is a suggested test template. It is small and fulfills the
>>> requirements
>>> of containing exactly one sheet and having two columns named "TestID" and
>>> "TestOK". Please use a monospaced font for your mail client to view it:
>>>
>>>           A           B       C        D           E           F
>>> 1      TestID    Addend1 Addend2 ExpectedSum CalculatedSum  TestOK
>>> 2   "OnePlusOne"    1       1         2         =B2+C2     =(D2=E2)
>>> 3      "Seven"      3       4         7         =B3+C3     =(D3=E3)
>>>
>>>
>>
>> You are able to then introspect the sheet, similar to JUnit, and
>> report the results of each row?  That would be good.
>
>
> Yes, the script uses Liu Zhe's test framework based on junit to introspect
> the sheet.
>
> It only looks for the identifiers "TestID" and "TestOK" so it doesn't matter
> in which columns they are. For performance reason it doesn't check every one
> of the 32 million possible cell positions for these markers but only the
> first 8x8 cells for now. These limits can be increased, but as the test
> documents are also intended for human consumption keeping these markers at
> the start of the test document is a reasonable restriction.
>
>
>> A few complicating factors to consider:
>>
>> 1) Not all functions take two parameters.  Some take more, some less,
>> and many are variable number.  So if the test driver is sensitive to
>> only the label "TestID" and "TestOK" (and not the column index) this
>> would be best.
>
>
> Yes. The other columns are completely ignored. They are just for making the
> calculation clean and obvious for the reader of the spreadsheet.
>
>
>> 2) Some functions operate on ranges and require additional data, stuff
>> that cannot easily be fit into a single row.  For example, DCOUNT(),
>> VLOOKUP(), etc.  Where should we put that test data, so it will not
>> mess up the automation?  Would it be safe to mark the end of the test
>> cases by a blank row, and then any extra test data after that?
>
>
> Rows with empty test-ids are ignored. The test-id of a row is the text
> content of the cell "TestID" column.
>
>
>> 3) Then we have array functions, for example matrix functions like
>> MMULT().  These don't return a single value, but return values into a
>> range.  Maybe in those cases we would do the calculation in an special
>> "test data" area of the sheet, and then have test cases, one per row,
>> to test each value of the returned matrix.  So a 2x2 matrix would have
>> 4 test rows.
>
>
> Yes, just keep the test-ids of the rows with intermediate results empty.
> They will be ignored.
>

Marking lines to ignore with content in a specific column -- this is
so FORTRAN.  I love it.

-Rob


>
> Herbert
>
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