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#!/usr/bin/env rspec
#
# Created by Luke Kanies on 2007-11-1.
# Copyright (c) 2006. All rights reserved.
require 'spec_helper'
require 'puppet/relationship'
describe Puppet::Relationship do
before do
@edge = Puppet::Relationship.new(:a, :b)
end
it "should have a :source attribute" do
@edge.should respond_to(:source)
end
it "should have a :target attribute" do
@edge.should respond_to(:target)
end
it "should have a :callback attribute" do
@edge.callback = :foo
@edge.callback.should == :foo
end
it "should have an :event attribute" do
@edge.event = :NONE
@edge.event.should == :NONE
end
it "should require a callback if a non-NONE event is specified" do
proc { @edge.event = :something }.should raise_error(ArgumentError)
end
it "should have a :label attribute" do
@edge.should respond_to(:label)
end
it "should provide a :ref method that describes the edge" do
@edge = Puppet::Relationship.new("a", "b")
@edge.ref.should == "a => b"
end
it "should be able to produce a label as a hash with its event and callback" do
@edge.callback = :foo
@edge.event = :bar
@edge.label.should == {:callback => :foo, :event => :bar}
end
it "should work if nil options are provided" do
lambda { Puppet::Relationship.new("a", "b", nil) }.should_not raise_error
end
end
describe Puppet::Relationship, " when initializing" do
before do
@edge = Puppet::Relationship.new(:a, :b)
end
it "should use the first argument as the source" do
@edge.source.should == :a
end
it "should use the second argument as the target" do
@edge.target.should == :b
end
it "should set the rest of the arguments as the event and callback" do
@edge = Puppet::Relationship.new(:a, :b, :callback => :foo, :event => :bar)
@edge.callback.should == :foo
@edge.event.should == :bar
end
it "should accept events specified as strings" do
@edge = Puppet::Relationship.new(:a, :b, "event" => :NONE)
@edge.event.should == :NONE
end
it "should accept callbacks specified as strings" do
@edge = Puppet::Relationship.new(:a, :b, "callback" => :foo)
@edge.callback.should == :foo
end
end
describe Puppet::Relationship, " when matching edges with no specified event" do
before do
@edge = Puppet::Relationship.new(:a, :b)
end
it "should not match :NONE" do
@edge.should_not be_match(:NONE)
end
it "should not match :ALL_EVENTS" do
@edge.should_not be_match(:NONE)
end
it "should not match any other events" do
@edge.should_not be_match(:whatever)
end
end
describe Puppet::Relationship, " when matching edges with :NONE as the event" do
before do
@edge = Puppet::Relationship.new(:a, :b, :event => :NONE)
end
it "should not match :NONE" do
@edge.should_not be_match(:NONE)
end
it "should not match :ALL_EVENTS" do
@edge.should_not be_match(:ALL_EVENTS)
end
it "should not match other events" do
@edge.should_not be_match(:yayness)
end
end
describe Puppet::Relationship, " when matching edges with :ALL as the event" do
before do
@edge = Puppet::Relationship.new(:a, :b, :event => :ALL_EVENTS, :callback => :whatever)
end
it "should not match :NONE" do
@edge.should_not be_match(:NONE)
end
it "should match :ALL_EVENTS" do
@edge.should be_match(:ALLEVENTS)
end
it "should match all other events" do
@edge.should be_match(:foo)
end
end
describe Puppet::Relationship, " when matching edges with a non-standard event" do
before do
@edge = Puppet::Relationship.new(:a, :b, :event => :random, :callback => :whatever)
end
it "should not match :NONE" do
@edge.should_not be_match(:NONE)
end
it "should not match :ALL_EVENTS" do
@edge.should_not be_match(:ALL_EVENTS)
end
it "should match events with the same name" do
@edge.should be_match(:random)
end
end
describe Puppet::Relationship, "when converting to pson", :if => Puppet.features.pson? do
before do
@edge = Puppet::Relationship.new(:a, :b, :event => :random, :callback => :whatever)
end
it "should store the stringified source as the source in the data" do
PSON.parse(@edge.to_pson)["source"].should == "a"
end
it "should store the stringified target as the target in the data" do
PSON.parse(@edge.to_pson)['target'].should == "b"
end
it "should store the psonified event as the event in the data" do
PSON.parse(@edge.to_pson)["event"].should == "random"
end
it "should not store an event when none is set" do
@edge.event = nil
PSON.parse(@edge.to_pson)["event"].should be_nil
end
it "should store the psonified callback as the callback in the data" do
@edge.callback = "whatever"
PSON.parse(@edge.to_pson)["callback"].should == "whatever"
end
it "should not store a callback when none is set in the edge" do
@edge.callback = nil
PSON.parse(@edge.to_pson)["callback"].should be_nil
end
end
describe Puppet::Relationship, "when converting from pson", :if => Puppet.features.pson? do
before do
@event = "random"
@callback = "whatever"
@data = {
"source" => "mysource",
"target" => "mytarget",
"event" => @event,
"callback" => @callback
}
@pson = {
"type" => "Puppet::Relationship",
"data" => @data
}
end
def pson_result_should
Puppet::Relationship.expects(:new).with { |*args| yield args }
end
it "should be extended with the PSON utility module" do
Puppet::Relationship.singleton_class.ancestors.should be_include(Puppet::Util::Pson)
end
# LAK:NOTE For all of these tests, we convert back to the edge so we can
# trap the actual data structure then.
it "should pass the source in as the first argument" do
Puppet::Relationship.from_pson("source" => "mysource", "target" => "mytarget").source.should == "mysource"
end
it "should pass the target in as the second argument" do
Puppet::Relationship.from_pson("source" => "mysource", "target" => "mytarget").target.should == "mytarget"
end
it "should pass the event as an argument if it's provided" do
Puppet::Relationship.from_pson("source" => "mysource", "target" => "mytarget", "event" => "myevent", "callback" => "eh").event.should == "myevent"
end
it "should pass the callback as an argument if it's provided" do
Puppet::Relationship.from_pson("source" => "mysource", "target" => "mytarget", "callback" => "mycallback").callback.should == "mycallback"
end
end
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