Re: tests in log-scale plots

[John W. Eaton]

On  6-Sep-2011, Ben Abbott wrote:

| There has been some interest in producing an automated comparison on
| gnuplot vs fltk vs Matlab plot demos.  For that purpose it would be
| desirable to avoid output to the console (the printf() stuff) and
| use text objects instead.

Also, if we are going to start adding a lot of tests and demos that
are essentially the same, I think we should create some new class of
tests that do that without forcing us to duplicate a lot of testing
code.

jwe