require 'spec_helper' describe 'apt_updates fact' do subject { Facter.fact(:apt_updates).value } after(:each) { Facter.clear } describe 'when apt has no updates' do before { Facter.fact(:apt_has_updates).stubs(:value).returns false } it { is_expected.to be nil } end describe 'when apt has updates' do before { Facter.fact(:osfamily).stubs(:value).returns 'Debian' File.stubs(:executable?) # Stub all other calls Facter::Util::Resolution.stubs(:exec) # Catch all other calls File.expects(:executable?).with('/usr/lib/update-notifier/apt-check').returns true Facter::Util::Resolution.expects(:exec).with('/usr/lib/update-notifier/apt-check 2>&1').returns "14;7" } it { is_expected.to eq(14) } end end