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# frozen_string_literal: true
module RubocopTestHelpers
def run_rubocop_on(fixture_path, autocorrect: false)
`bundle exec rubocop --debug #{autocorrect ? "--auto-correct" : ""} --config spec/fixtures/cop/.rubocop.yml #{fixture_path} 2>&1`
end
def rubocop_errors(rubocop_result)
rubocop_result =~ /(\d) offenses detected/
$1.to_i
end
def assert_rubocop_autocorrects_all(fixture_path)
autocorrect_target_path = fixture_path.sub(".rb", "_autocorrect.rb")
FileUtils.cp(fixture_path, autocorrect_target_path)
run_rubocop_on(autocorrect_target_path, autocorrect: true)
result2 = run_rubocop_on(autocorrect_target_path)
assert_equal 0, rubocop_errors(result2), "All errors were corrected"
expected_file = File.read(fixture_path.sub(".rb", "_corrected.rb"))
assert_equal expected_file, File.read(autocorrect_target_path), "The autocorrected file has the expected contents"
ensure
FileUtils.rm(autocorrect_target_path)
end
end
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