mirror of
https://github.com/inspec/inspec
synced 2024-12-18 00:53:22 +00:00
78 lines
2 KiB
Ruby
78 lines
2 KiB
Ruby
# encoding: utf-8
|
|
# author: Steven Danna <steve@chef.io>
|
|
#
|
|
require 'helper'
|
|
require 'rbconfig'
|
|
require 'mocha/test_unit'
|
|
require 'inspec/shell_detector'
|
|
|
|
module ShellDetectorTestHelpers
|
|
def no_proc
|
|
Dir.expects(:exist?).with('/proc').returns(false)
|
|
end
|
|
|
|
def with_proc(shell)
|
|
Dir.expects(:exist?).with('/proc').returns(true)
|
|
File.expects(:readlink).with("/proc/#{ppid}/exe").returns(shell)
|
|
end
|
|
|
|
def with_ps(output)
|
|
subject.expects(:'`').with("ps -cp #{ppid} -o command=").returns(output)
|
|
end
|
|
|
|
def with_env(shell)
|
|
ENV.expects(:[]).with('SHELL').returns(shell)
|
|
end
|
|
|
|
def with_pwuid(shell)
|
|
Process.expects(:uid).returns(9999)
|
|
@mock_user = Minitest::Mock.new
|
|
@mock_user.expect :shell, shell
|
|
Etc.expects(:getpwuid).with(9999).returns(@mock_user)
|
|
end
|
|
end
|
|
|
|
describe Inspec::ShellDetector do
|
|
include ShellDetectorTestHelpers
|
|
|
|
let(:subject) { Inspec::ShellDetector.new }
|
|
let(:ppid) { Process.ppid }
|
|
|
|
# Small hack to ensure we can test on windows
|
|
it "returns nil immediately if running on windows" do
|
|
RbConfig::CONFIG.expects(:[]).with('host_os').returns('mswin')
|
|
subject.shell!.must_be_nil
|
|
end
|
|
|
|
describe "not on windows" do
|
|
before do
|
|
RbConfig::CONFIG.expects(:[]).with('host_os').returns('beos')
|
|
end
|
|
|
|
it "detects the shell via /proc if it exists" do
|
|
with_proc("/usr/bin/fish")
|
|
subject.shell!.must_equal("fish")
|
|
end
|
|
|
|
it "detects via `ps` if /proc doesn't exist" do
|
|
no_proc; with_ps("/usr/bin/ksh")
|
|
subject.shell!.must_equal("ksh")
|
|
end
|
|
|
|
it "detects via ENV if parent process methods failed" do
|
|
no_proc; with_ps(""); with_env("fish")
|
|
subject.shell!.must_equal("fish")
|
|
end
|
|
|
|
it "detects via getpwuid if all else fails" do
|
|
no_proc; with_ps(""); with_env(""); with_pwuid("/usr/bin/fish")
|
|
subject.shell!.must_equal("fish")
|
|
@mock_user.verify
|
|
end
|
|
|
|
it "returns nil if the shell isn't in the whitelist" do
|
|
no_proc; with_ps(""); with_env("badshell"); with_pwuid("/usr/bin/badshell")
|
|
subject.shell!.must_be_nil
|
|
end
|
|
end
|
|
end
|