Created
June 26, 2013 12:02
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HOWTO get SimpleCov to provide coverage of an externally mounted engine
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# NOTE hack to get SimpleCov to load MyEngine | |
# @see http://stackoverflow.com/questions/9501607/simplecov-with-multiple-apps-or-in-short-how-does-simplecov-work | |
# @see https://twitter.com/TheDeadSerious/status/349851185819299840 | |
SimpleCov.adapters.delete(:root_filter) | |
SimpleCov.filters.clear | |
SimpleCov.adapters.define 'engine_filter' do | |
add_filter do |src| | |
!(src.filename =~ /^#{SimpleCov.root}/) unless src.filename =~ /my_engine/ | |
end | |
end | |
SimpleCov.start('rails') do | |
load_adapter 'engine_filter' | |
end if ENV['COVERAGE'] |
Nice work!
Slightly updated regexp, to avoid external libraries which contains same name as engine
SimpleCov.start('rails') do
adapters.delete(:root_filter)
filters.clear
add_filter do |src|
!(src.filename =~ /^#{SimpleCov.root}/) unless src.filename =~ /\/my_engine\//
end
end if ENV['COVERAGE']
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Thanks for the refactor :)