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#! /usr/bin/env ruby
require 'spec_helper'
require 'puppet/defaults'
require 'puppet/indirector'
describe Puppet::Indirector, "when configuring routes" do
before :each do
Puppet::Node.indirection.reset_terminus_class
Puppet::Node.indirection.cache_class = nil
end
after :each do
Puppet::Node.indirection.reset_terminus_class
Puppet::Node.indirection.cache_class = nil
end
it "should configure routes as requested" do
routes = {
"node" => {
"terminus" => "exec",
"cache" => "plain"
}
}
Puppet::Indirector.configure_routes(routes)
Puppet::Node.indirection.terminus_class.should == "exec"
Puppet::Node.indirection.cache_class.should == "plain"
end
it "should fail when given an invalid indirection" do
routes = {
"fake_indirection" => {
"terminus" => "exec",
"cache" => "plain"
}
}
expect { Puppet::Indirector.configure_routes(routes) }.to raise_error(/fake_indirection does not exist/)
end
it "should fail when given an invalid terminus" do
routes = {
"node" => {
"terminus" => "fake_terminus",
"cache" => "plain"
}
}
expect { Puppet::Indirector.configure_routes(routes) }.to raise_error(/Could not find terminus fake_terminus/)
end
it "should fail when given an invalid cache" do
routes = {
"node" => {
"terminus" => "exec",
"cache" => "fake_cache"
}
}
expect { Puppet::Indirector.configure_routes(routes) }.to raise_error(/Could not find terminus fake_cache/)
end
end
describe Puppet::Indirector, " when available to a model" do
before do
@thingie = Class.new do
extend Puppet::Indirector
end
end
it "should provide a way for the model to register an indirection under a name" do
@thingie.should respond_to(:indirects)
end
end
describe Puppet::Indirector, "when registering an indirection" do
before do
@thingie = Class.new do
extend Puppet::Indirector
# override Class#name, since we're not naming this ephemeral class
def self.name
'Thingie'
end
attr_reader :name
def initialize(name)
@name = name
end
end
end
it "should require a name when registering a model" do
expect {@thingie.send(:indirects) }.to raise_error(ArgumentError)
end
it "should create an indirection instance to manage each indirecting model" do
@indirection = @thingie.indirects(:test)
@indirection.should be_instance_of(Puppet::Indirector::Indirection)
end
it "should not allow a model to register under multiple names" do
# Keep track of the indirection instance so we can delete it on cleanup
@indirection = @thingie.indirects :first
expect { @thingie.indirects :second }.to raise_error(ArgumentError)
end
it "should make the indirection available via an accessor" do
@indirection = @thingie.indirects :first
@thingie.indirection.should equal(@indirection)
end
it "should pass any provided options to the indirection during initialization" do
klass = mock 'terminus class'
Puppet::Indirector::Indirection.expects(:new).with(@thingie, :first, {:some => :options, :indirected_class => 'Thingie'})
@indirection = @thingie.indirects :first, :some => :options
end
it "should extend the class to handle serialization" do
@indirection = @thingie.indirects :first
@thingie.should respond_to(:convert_from)
end
after do
@indirection.delete if @indirection
end
end
describe Puppet::Indirector, "when redirecting a model" do
before do
@thingie = Class.new do
extend Puppet::Indirector
attr_reader :name
def initialize(name)
@name = name
end
end
@indirection = @thingie.send(:indirects, :test)
end
it "should include the Envelope module in the model" do
@thingie.ancestors.should be_include(Puppet::Indirector::Envelope)
end
after do
@indirection.delete
end
end
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