ch class with non-static sources and builds a list of
tests to be executed. Each source object is only created once at this
time and is destroyed after all tests are loaded.

<p>If the data source is in the test fixture itself, the object is created
using the appropriate constructor for the fixture parameters provided on
the <b>TestFixtureAttribute</b>, or
the default constructor if no parameters were specified. Since this object
is destroyed before the tests are run, no communication is possible between
th