brew/Library/Homebrew/.simplecov
2021-04-13 22:23:32 +09:00

89 lines
3.1 KiB
Ruby
Executable File

#!/usr/bin/env ruby
# frozen_string_literal: true
require "English"
SimpleCov.enable_for_subprocesses true
SimpleCov.start do
coverage_dir File.expand_path("../test/coverage", File.realpath(__FILE__))
root File.expand_path("..", File.realpath(__FILE__))
# We manage the result cache ourselves and the default of 10 minutes can be
# too low (particularly on Travis CI), causing results from some integration
# tests to be dropped. This causes random fluctuations in test coverage.
merge_timeout 86400
at_fork do |pid|
# This needs a unique name so it won't be ovewritten
command_name "#{SimpleCov.command_name} (#{pid})"
# be quiet, the parent process will be in charge of output and checking coverage totals
SimpleCov.print_error_status = false
end
excludes = ["test", "vendor"]
subdirs = Dir.chdir(SimpleCov.root) { Pathname.glob("*") }
.reject { |p| p.extname == ".rb" || excludes.include?(p.to_s) }
.map { |p| "#{p}/**/*.rb" }.join(",")
files = "#{SimpleCov.root}/{#{subdirs},*.rb}"
if ENV["HOMEBREW_INTEGRATION_TEST"]
# This needs a unique name so it won't be ovewritten
command_name "#{ENV["HOMEBREW_INTEGRATION_TEST"]} (#{$PROCESS_ID})"
# be quiet, the parent process will be in charge of output and checking coverage totals
SimpleCov.print_error_status = false
SimpleCov.at_exit do
# Just save result, but don't write formatted output.
coverage_result = Coverage.result.dup
Dir[files].each do |file|
absolute_path = File.expand_path(file)
coverage_result[absolute_path] ||= SimpleCov::SimulateCoverage.call(absolute_path)
end
simplecov_result = SimpleCov::Result.new(coverage_result)
SimpleCov::ResultMerger.store_result(simplecov_result)
# If an integration test raises a `SystemExit` exception on exit,
# exit immediately using the same status code to avoid reporting
# an error when expecting a non-successful exit status.
raise if $ERROR_INFO.is_a?(SystemExit)
end
else
command_name "#{command_name} (#{$PROCESS_ID})"
# Not using this during integration tests makes the tests 4x times faster
# without changing the coverage.
track_files files
end
add_filter %r{^/build.rb$}
add_filter %r{^/config.rb$}
add_filter %r{^/constants.rb$}
add_filter %r{^/postinstall.rb$}
add_filter %r{^/test.rb$}
add_filter %r{^/compat/}
add_filter %r{^/dev-cmd/tests.rb$}
add_filter %r{^/test/}
add_filter %r{^/vendor/}
require "rbconfig"
host_os = RbConfig::CONFIG["host_os"]
add_filter %r{/os/mac} unless /darwin/.match?(host_os)
add_filter %r{/os/linux} unless /linux/.match?(host_os)
# Add groups and the proper project name to the output.
project_name "Homebrew"
add_group "Cask", %r{^/cask/}
add_group "Commands", [%r{/cmd/}, %r{^/dev-cmd/}]
add_group "Extensions", %r{^/extend/}
add_group "OS", [%r{^/extend/os/}, %r{^/os/}]
add_group "Requirements", %r{^/requirements/}
add_group "Scripts", [
%r{^/brew.rb$},
%r{^/build.rb$},
%r{^/postinstall.rb$},
%r{^/test.rb$},
]
end