This method is deprecated or moved on the latest stable version.
The last existing version (v1_8_7_330) is shown here.
size()
public
Retuns the rolled up number of tests in this suite; i.e. if the suite
contains other suites, it counts the tests within those suites, not the
suites themselves.
# File lib/test/unit/testsuite.rb, line 52
def size
total_size = 0
@tests.each { |test| total_size += test.size }
total_size
end