I have created test wiki page to test some macros and formatting styles.

 [[Timestamp]]

{{{
#!python
class Test:
    def __init__(self):
        print "Hello World"
if __name__ == '__main__':
   Test()
}}}

{{{
#!formula
#nomode
A more complicated equation should be typeset in {\em displayed math\/} mode, like this:
\[
z \left( 1 \ +\ \sqrt{\omega_{i+1} + \zeta -\frac{x+1}{\Theta +1} y + 1} 
\ \right)
\ \ \ =\ \ \ 1
\]
}}}

[[HelloWorld(Testing, Hello)]]

{{{
#!graphviz
digraph G {Hello->World->Graphviz->Rules}
}}}