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#!/usr/bin/env rspec
require 'spec_helper'
require 'puppet/parser/type_loader'
require 'puppet_spec/files'
describe Puppet::Parser::TypeLoader do
include PuppetSpec::Files
before do
@loader = Puppet::Parser::TypeLoader.new(:myenv)
end
it "should support an environment" do
loader = Puppet::Parser::TypeLoader.new(:myenv)
loader.environment.name.should == :myenv
end
it "should include the Environment Helper" do
@loader.class.ancestors.should be_include(Puppet::Node::Environment::Helper)
end
it "should delegate its known resource types to its environment" do
@loader.known_resource_types.should be_instance_of(Puppet::Resource::TypeCollection)
end
describe "when loading names from namespaces" do
it "should do nothing if the name to import is an empty string" do
@loader.expects(:name2files).never
@loader.try_load_fqname(:hostclass, "") { |filename, modname| raise :should_not_occur }.should be_nil
end
it "should attempt to import each generated name" do
@loader.expects(:import).with("foo/bar",nil).returns([])
@loader.expects(:import).with("foo",nil).returns([])
@loader.try_load_fqname(:hostclass, "foo::bar") { |f| false }
end
end
describe "when importing" do
before do
Puppet::Parser::Files.stubs(:find_manifests).returns ["modname", %w{file}]
Puppet::Parser::Parser.any_instance.stubs(:parse).returns(Puppet::Parser::AST::Hostclass.new(''))
Puppet::Parser::Parser.any_instance.stubs(:file=)
end
it "should return immediately when imports are being ignored" do
Puppet::Parser::Files.expects(:find_manifests).never
Puppet[:ignoreimport] = true
@loader.import("foo").should be_nil
end
it "should find all manifests matching the file or pattern" do
Puppet::Parser::Files.expects(:find_manifests).with { |pat, opts| pat == "myfile" }.returns ["modname", %w{one}]
@loader.import("myfile")
end
it "should use the directory of the current file if one is set" do
Puppet::Parser::Files.expects(:find_manifests).with { |pat, opts| opts[:cwd] == make_absolute("/current") }.returns ["modname", %w{one}]
@loader.import("myfile", make_absolute("/current/file"))
end
it "should pass the environment when looking for files" do
Puppet::Parser::Files.expects(:find_manifests).with { |pat, opts| opts[:environment] == @loader.environment }.returns ["modname", %w{one}]
@loader.import("myfile")
end
it "should fail if no files are found" do
Puppet::Parser::Files.expects(:find_manifests).returns [nil, []]
lambda { @loader.import("myfile") }.should raise_error(Puppet::ImportError)
end
it "should parse each found file" do
Puppet::Parser::Files.expects(:find_manifests).returns ["modname", [make_absolute("/one")]]
@loader.expects(:parse_file).with(make_absolute("/one")).returns(Puppet::Parser::AST::Hostclass.new(''))
@loader.import("myfile")
end
it "should make each file qualified before attempting to parse it" do
Puppet::Parser::Files.expects(:find_manifests).returns ["modname", %w{one}]
@loader.expects(:parse_file).with(make_absolute("/current/one")).returns(Puppet::Parser::AST::Hostclass.new(''))
@loader.import("myfile", make_absolute("/current/file"))
end
it "should not attempt to import files that have already been imported" do
Puppet::Parser::Files.expects(:find_manifests).returns ["modname", %w{/one}]
Puppet::Parser::Parser.any_instance.expects(:parse).once.returns(Puppet::Parser::AST::Hostclass.new(''))
@loader.import("myfile")
# This will fail if it tries to reimport the file.
@loader.import("myfile")
end
end
describe "when importing all" do
before do
@base = tmpdir("base")
# Create two module path directories
@modulebase1 = File.join(@base, "first")
FileUtils.mkdir_p(@modulebase1)
@modulebase2 = File.join(@base, "second")
FileUtils.mkdir_p(@modulebase2)
Puppet[:modulepath] = "#{@modulebase1}#{File::PATH_SEPARATOR}#{@modulebase2}"
end
def mk_module(basedir, name)
module_dir = File.join(basedir, name)
# Go ahead and make our manifest directory
FileUtils.mkdir_p(File.join(module_dir, "manifests"))
return Puppet::Module.new(name)
end
# We have to pass the base path so that we can
# write to modules that are in the second search path
def mk_manifests(base, mod, type, files)
exts = {"ruby" => ".rb", "puppet" => ".pp"}
files.collect do |file|
name = mod.name + "::" + file.gsub("/", "::")
path = File.join(base, mod.name, "manifests", file + exts[type])
FileUtils.mkdir_p(File.split(path)[0])
# write out the class
if type == "ruby"
File.open(path, "w") { |f| f.print "hostclass '#{name}' do\nend" }
else
File.open(path, "w") { |f| f.print "class #{name} {}" }
end
name
end
end
it "should load all puppet manifests from all modules in the specified environment" do
@module1 = mk_module(@modulebase1, "one")
@module2 = mk_module(@modulebase2, "two")
mk_manifests(@modulebase1, @module1, "puppet", %w{a b})
mk_manifests(@modulebase2, @module2, "puppet", %w{c d})
@loader.import_all
@loader.environment.known_resource_types.hostclass("one::a").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("one::b").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("two::c").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("two::d").should be_instance_of(Puppet::Resource::Type)
end
it "should load all ruby manifests from all modules in the specified environment" do
@module1 = mk_module(@modulebase1, "one")
@module2 = mk_module(@modulebase2, "two")
mk_manifests(@modulebase1, @module1, "ruby", %w{a b})
mk_manifests(@modulebase2, @module2, "ruby", %w{c d})
@loader.import_all
@loader.environment.known_resource_types.hostclass("one::a").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("one::b").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("two::c").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("two::d").should be_instance_of(Puppet::Resource::Type)
end
it "should not load manifests from duplicate modules later in the module path" do
@module1 = mk_module(@modulebase1, "one")
# duplicate
@module2 = mk_module(@modulebase2, "one")
mk_manifests(@modulebase1, @module1, "puppet", %w{a})
mk_manifests(@modulebase2, @module2, "puppet", %w{c})
@loader.import_all
@loader.environment.known_resource_types.hostclass("one::c").should be_nil
end
it "should load manifests from subdirectories" do
@module1 = mk_module(@modulebase1, "one")
mk_manifests(@modulebase1, @module1, "puppet", %w{a a/b a/b/c})
@loader.import_all
@loader.environment.known_resource_types.hostclass("one::a::b").should be_instance_of(Puppet::Resource::Type)
@loader.environment.known_resource_types.hostclass("one::a::b::c").should be_instance_of(Puppet::Resource::Type)
end
end
describe "when parsing a file" do
before do
@parser = Puppet::Parser::Parser.new(@loader.environment)
@parser.stubs(:parse).returns(Puppet::Parser::AST::Hostclass.new(''))
@parser.stubs(:file=)
Puppet::Parser::Parser.stubs(:new).with(@loader.environment).returns @parser
end
it "should create a new parser instance for each file using the current environment" do
Puppet::Parser::Parser.expects(:new).with(@loader.environment).returns @parser
@loader.parse_file("/my/file")
end
it "should assign the parser its file and parse" do
@parser.expects(:file=).with("/my/file")
@parser.expects(:parse).returns(Puppet::Parser::AST::Hostclass.new(''))
@loader.parse_file("/my/file")
end
end
it "should be able to add classes to the current resource type collection" do
file = tmpfile("simple_file.pp")
File.open(file, "w") { |f| f.puts "class foo {}" }
@loader.import(file)
@loader.known_resource_types.hostclass("foo").should be_instance_of(Puppet::Resource::Type)
end
describe "when deciding where to look for files" do
{ 'foo' => ['foo'],
'foo::bar' => ['foo/bar', 'foo'],
'foo::bar::baz' => ['foo/bar/baz', 'foo/bar', 'foo']
}.each do |fqname, expected_paths|
it "should look for #{fqname.inspect} in #{expected_paths.inspect}" do
@loader.instance_eval { name2files(fqname) }.should == expected_paths
end
end
end
end
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