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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../spec_helper'
require 'puppet_spec/files'
require 'puppet/transaction'
describe Puppet::Transaction do
include PuppetSpec::Files
it "should not apply generated resources if the parent resource fails" do
catalog = Puppet::Resource::Catalog.new
resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
catalog.add_resource resource
child_resource = Puppet::Type.type(:file).new :path => "/foo/bar/baz", :backup => false
resource.expects(:eval_generate).returns([child_resource])
transaction = Puppet::Transaction.new(catalog)
resource.expects(:evaluate).raises "this is a failure"
child_resource.expects(:evaluate).never
transaction.evaluate
end
it "should not apply virtual resources" do
catalog = Puppet::Resource::Catalog.new
resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
resource.virtual = true
catalog.add_resource resource
transaction = Puppet::Transaction.new(catalog)
resource.expects(:evaluate).never
transaction.evaluate
end
it "should apply exported resources" do
catalog = Puppet::Resource::Catalog.new
resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
resource.exported = true
catalog.add_resource resource
transaction = Puppet::Transaction.new(catalog)
resource.expects(:evaluate).never
transaction.evaluate
end
it "should not apply virtual exported resources" do
catalog = Puppet::Resource::Catalog.new
resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
resource.exported = true
resource.virtual = true
catalog.add_resource resource
transaction = Puppet::Transaction.new(catalog)
resource.expects(:evaluate).never
transaction.evaluate
end
it "should refresh resources that subscribe to changed resources" do
name = tmpfile("something")
file = Puppet::Type.type(:file).new(
:name => name,
:ensure => "file"
)
exec = Puppet::Type.type(:exec).new(
:name => "echo true",
:path => "/usr/bin:/bin",
:refreshonly => true,
:subscribe => Puppet::Resource::Reference.new(file.class.name, file.name)
)
catalog = Puppet::Resource::Catalog.new
catalog.add_resource file, exec
exec.expects(:refresh)
catalog.apply
end
it "should not refresh resources that only require changed resources" do
name = tmpfile("something")
file = Puppet::Type.type(:file).new(
:name => name,
:ensure => "file"
)
exec = Puppet::Type.type(:exec).new(
:name => "echo true",
:path => "/usr/bin:/bin",
:refreshonly => true,
:require => Puppet::Resource::Reference.new(file.class.name, file.name)
)
catalog = Puppet::Resource::Catalog.new
catalog.add_resource file
catalog.add_resource exec
exec.expects(:refresh).never
trans = catalog.apply
trans.events.length.should == 1
end
it "should cascade events such that multiple refreshes result" do
files = []
4.times { |i|
files << Puppet::Type.type(:file).new(
:name => tmpfile("something"),
:ensure => "file"
)
}
fname = tmpfile("something")
exec = Puppet::Type.type(:exec).new(
:name => "touch %s" % fname,
:path => "/usr/bin:/bin",
:refreshonly => true
)
exec[:subscribe] = files.collect { |f|
Puppet::Resource::Reference.new(:file, f.name)
}
catalog = Puppet::Resource::Catalog.new
catalog.add_resource(exec, *files)
catalog.apply
FileTest.should be_exist(fname)
end
# Make sure refreshing happens mid-transaction, rather than at the end.
it "should refresh resources as they're encountered rather than all at the end" do
file = tmpfile("something")
exec1 = Puppet::Type.type(:exec).new(
:title => "one",
:name => "echo one >> %s" % file,
:path => "/usr/bin:/bin"
)
exec2 = Puppet::Type.type(:exec).new(
:title => "two",
:name => "echo two >> %s" % file,
:path => "/usr/bin:/bin",
:refreshonly => true,
:subscribe => exec1
)
exec3 = Puppet::Type.type(:exec).new(
:title => "three",
:name => "echo three >> %s" % file,
:path => "/usr/bin:/bin",
:require => exec2
)
execs = [exec1, exec2, exec3]
catalog = Puppet::Resource::Catalog.new
catalog.add_resource(exec1,exec2,exec3)
trans = Puppet::Transaction.new(catalog)
execs.each { |e| catalog.should be_vertex(e) }
trans.prepare
execs.each { |e| catalog.should be_vertex(e) }
reverse = trans.relationship_graph.reversal
execs.each { |e| reverse.should be_vertex(e) }
catalog.apply
FileTest.should be_exist(file)
File.read(file).should == "one\ntwo\nthree\n"
end
end
|
