Sometime you may want to only run some specific test files or method with Minitest. Here’s a few ways to do so.
# run specific test file
rake test TEST=test/features/test_site.rb
# run specific test method
rake test TEST=test/features/test_site.rb TESTOPTS="--name=test_foobar -v"
# run a folder of files
rake test TEST=test/features/foobar/*.rb
# run a nested folder of files
rake test TEST=test/features/**/*.rb
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