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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../../../spec_helper'
describe Puppet::Parser::AST::HostClass do
before :each do
@node = Puppet::Node.new "testnode"
@parser = Puppet::Parser::Parser.new :environment => "development"
@scope_resource = stub 'scope_resource', :builtin? => true
@compiler = Puppet::Parser::Compiler.new(@node, @parser)
@scope = @compiler.topscope
end
describe Puppet::Parser::AST::HostClass, "when evaluating" do
before do
@top = @parser.newclass "top"
@middle = @parser.newclass "middle", :parent => "top"
end
it "should create a resource that references itself" do
@top.evaluate(@scope)
@compiler.catalog.resource(:class, "top").should be_instance_of(Puppet::Parser::Resource)
end
it "should evaluate the parent class if one exists" do
@middle.evaluate(@scope)
@compiler.catalog.resource(:class, "top").should be_instance_of(Puppet::Parser::Resource)
end
it "should fail to evaluate if a parent class is defined but cannot be found" do
othertop = @parser.newclass "something", :parent => "yay"
lambda { othertop.evaluate(@scope) }.should raise_error(Puppet::ParseError)
end
it "should not create a new resource if one already exists" do
@compiler.catalog.expects(:resource).with(:class, "top").returns("something")
@compiler.catalog.expects(:add_resource).never
@top.evaluate(@scope)
end
it "should return the existing resource when not creating a new one" do
@compiler.catalog.expects(:resource).with(:class, "top").returns("something")
@compiler.catalog.expects(:add_resource).never
@top.evaluate(@scope).should == "something"
end
it "should not create a new parent resource if one already exists and it has a parent class" do
@top.evaluate(@scope)
top_resource = @compiler.catalog.resource(:class, "top")
@middle.evaluate(@scope)
@compiler.catalog.resource(:class, "top").should equal(top_resource)
end
# #795 - tag before evaluation.
it "should tag the catalog with the resource tags when it is evaluated" do
@middle.evaluate(@scope)
@compiler.catalog.should be_tagged("middle")
end
it "should tag the catalog with the parent class tags when it is evaluated" do
@middle.evaluate(@scope)
@compiler.catalog.should be_tagged("top")
end
end
describe Puppet::Parser::AST::HostClass, "when evaluating code" do
before do
@top_resource = stub "top_resource"
@top = @parser.newclass "top", :code => @top_resource
@middle_resource = stub "middle_resource"
@middle = @parser.newclass "top::middle", :parent => "top", :code => @middle_resource
end
it "should set its namespace to its fully qualified name" do
@middle.namespace.should == "top::middle"
end
it "should evaluate the code referred to by the class" do
@top_resource.expects(:safeevaluate)
resource = @top.evaluate(@scope)
@top.evaluate_code(resource)
end
it "should evaluate the parent class's code if it has a parent" do
@top_resource.expects(:safeevaluate)
@middle_resource.expects(:safeevaluate)
resource = @middle.evaluate(@scope)
@middle.evaluate_code(resource)
end
it "should not evaluate the parent class's code if the parent has already been evaluated" do
@top_resource.stubs(:safeevaluate)
resource = @top.evaluate(@scope)
@top.evaluate_code(resource)
@top_resource.expects(:safeevaluate).never
@middle_resource.stubs(:safeevaluate)
resource = @middle.evaluate(@scope)
@middle.evaluate_code(resource)
end
it "should use the parent class's scope as its parent scope" do
@top_resource.stubs(:safeevaluate)
@middle_resource.stubs(:safeevaluate)
resource = @middle.evaluate(@scope)
@middle.evaluate_code(resource)
@compiler.class_scope(@middle).parent.should equal(@compiler.class_scope(@top))
end
it "should add the parent class's namespace to its namespace search path" do
@top_resource.stubs(:safeevaluate)
@middle_resource.stubs(:safeevaluate)
resource = @middle.evaluate(@scope)
@middle.evaluate_code(resource)
@compiler.class_scope(@middle).namespaces.should be_include(@top.namespace)
end
end
end
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