# typed: true # frozen_string_literal: true module Homebrew # Helper functions available in formula `test` blocks. module Assertions include Context require "minitest" require "minitest/assertions" include ::Minitest::Assertions attr_writer :assertions def assertions @assertions ||= 0 end # Returns the output of running cmd and asserts the exit status. # # @api public def shell_output(cmd, result = 0) ohai cmd output = `#{cmd}` assert_equal result, $CHILD_STATUS.exitstatus output rescue Minitest::Assertion puts output if verbose? raise end # Returns the output of running the cmd with the optional input and # optionally asserts the exit status. # # @api public def pipe_output(cmd, input = nil, result = nil) ohai cmd output = IO.popen(cmd, "w+") do |pipe| pipe.write(input) unless input.nil? pipe.close_write pipe.read end assert_equal result, $CHILD_STATUS.exitstatus unless result.nil? output rescue Minitest::Assertion puts output if verbose? raise end end end