brew/Library/Homebrew/formula_assertions.rb
2020-08-06 16:13:14 +02:00

38 lines
978 B
Ruby

# frozen_string_literal: true
module Homebrew
module Assertions
include Context
require "test/unit/assertions"
include ::Test::Unit::Assertions
# Returns the output of running cmd, and asserts the exit status
def shell_output(cmd, result = 0)
ohai cmd
output = `#{cmd}`
assert_equal result, $CHILD_STATUS.exitstatus
output
rescue Test::Unit::AssertionFailedError
puts output if verbose?
raise
end
# Returns the output of running the cmd with the optional input, and
# optionally asserts the exit status
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 Test::Unit::AssertionFailedError
puts output if verbose?
raise
end
end
end