зеркало из https://github.com/github/ruby.git
104 строки
2.3 KiB
Ruby
104 строки
2.3 KiB
Ruby
require "coverage"
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Coverage.start(lines: true, branches: true, methods: true)
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TEST_COVERAGE_DATA_FILE = "test-coverage.dat"
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def merge_coverage_data(res1, res2)
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res1.each do |path, cov1|
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cov2 = res2[path]
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if cov2
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cov1[:lines].each_with_index do |count1, i|
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next unless count1
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add_count(cov2[:lines], i, count1)
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end
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cov1[:branches].each do |base_key, targets1|
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if cov2[:branches][base_key]
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targets1.each do |target_key, count1|
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add_count(cov2[:branches][base_key], target_key, count1)
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end
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else
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cov2[:branches][base_key] = targets1
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end
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end
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cov1[:methods].each do |key, count1|
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add_count(cov2[:methods], key, count1)
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end
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else
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res2[path] = cov1
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end
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end
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res2
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end
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def add_count(h, key, count)
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if h[key]
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h[key] += count
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else
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h[key] = count
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end
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end
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def save_coverage_data(res1)
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res1.each do |_path, cov|
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if cov[:methods]
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h = {}
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cov[:methods].each do |(klass, *key), count|
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h[[klass.inspect, *key]] = count
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end
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cov[:methods].replace h
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end
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end
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File.open(TEST_COVERAGE_DATA_FILE, File::RDWR | File::CREAT | File::BINARY) do |f|
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f.flock(File::LOCK_EX)
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s = f.read
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res2 = s.size > 0 ? Marshal.load(s) : {}
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res1 = merge_coverage_data(res1, res2)
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f.rewind
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f << Marshal.dump(res2)
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f.flush
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f.truncate(f.pos)
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end
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end
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def invoke_simplecov_formatter
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%w[doclie simplecov-html simplecov].each do |f|
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$LOAD_PATH.unshift "#{__dir__}/../coverage/#{f}/lib"
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end
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require "simplecov"
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res = Marshal.load(File.binread(TEST_COVERAGE_DATA_FILE))
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simplecov_result = {}
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base_dir = File.dirname(__dir__)
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res.each do |path, cov|
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next unless path.start_with?(base_dir)
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next if path.start_with?(File.join(base_dir, "test"))
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simplecov_result[path] = cov[:lines]
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end
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res = SimpleCov::Result.new(simplecov_result)
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res.command_name = "Ruby's `make test-all`"
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SimpleCov::Formatter::HTMLFormatter.new.format(res)
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end
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pid = $$
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pwd = Dir.pwd
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at_exit do
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exit_exc = $!
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Dir.chdir(pwd) do
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save_coverage_data(Coverage.result)
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if pid == $$
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begin
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nil while Process.waitpid(-1)
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rescue Errno::ECHILD
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invoke_simplecov_formatter
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end
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end
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end
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raise exit_exc if exit_exc
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end
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