We are actively working on S2py, the nice successor of Spy1. S2py is a profiler framework: it allows one to easily build dynamic analysis.

Hapao, shipped with S2py, is a test coverage tool. Here is how to use it:

First, you need free type font: http://bit.ly/installingFreeTypeFont

Then, you need Roassal2 and S2py

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Gofer new smalltalkhubUser: 'ObjectProfile'
    project: 'Roassal2';
    package: 'ConfigurationOfRoassal2';
    load.
(Smalltalk at: #ConfigurationOfRoassal2) loadBleedingEdge.

Gofer new smalltalkhubUser: 'ObjectProfile'
    project: 'S2py';
    package: 'S2py';
    load.

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Here is a screenshot of the coverage of Nautilus:

Run "Hapao @ Class" and "Hapao @ Class …” from the World menu.

Cheers,

Alexandre