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#! /usr/bin/env ruby
require 'spec_helper'
require 'puppet/util/watcher'
describe Puppet::Util::Watcher do
describe "the common file ctime watcher" do
FakeStat = Struct.new(:ctime)
def ctime(time)
FakeStat.new(time)
end
let(:filename) { "fake" }
def after_reading_the_sequence(initial, *results)
expectation = Puppet::FileSystem.expects(:stat).with(filename).at_least(1)
([initial] + results).each do |result|
expectation = if result.is_a? Class
expectation.raises(result)
else
expectation.returns(result)
end.then
end
watcher = Puppet::Util::Watcher::Common.file_ctime_change_watcher(filename)
results.size.times { watcher = watcher.next_reading }
watcher
end
it "is initially unchanged" do
expect(after_reading_the_sequence(ctime(20))).to_not be_changed
end
it "has not changed if a section of the file path continues to not exist" do
expect(after_reading_the_sequence(Errno::ENOTDIR, Errno::ENOTDIR)).to_not be_changed
end
it "has not changed if the file continues to not exist" do
expect(after_reading_the_sequence(Errno::ENOENT, Errno::ENOENT)).to_not be_changed
end
it "has changed if the file is created" do
expect(after_reading_the_sequence(Errno::ENOENT, ctime(20))).to be_changed
end
it "is marked as changed if the file is deleted" do
expect(after_reading_the_sequence(ctime(20), Errno::ENOENT)).to be_changed
end
it "is marked as changed if the file modified" do
expect(after_reading_the_sequence(ctime(20), ctime(21))).to be_changed
end
end
end
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