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#
# Author:: Adam Jacob (<adam@hjksolutions.com>)
# Copyright:: Copyright (c) 2008 HJK Solutions, LLC
# License:: GNU General Public License version 2 or later
#
# This program and entire repository is free software; you can
# redistribute it and/or modify it under the terms of the GNU
# General Public License as published by the Free Software
# Foundation; either version 2 of the License, or any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
require File.expand_path(File.join(File.dirname(__FILE__), "..", "spec_helper"))
describe Chef::Node do
before(:each) do
Chef::Config.node_path(File.join(File.dirname(__FILE__), "..", "data", "nodes"))
@node = Chef::Node.new()
end
it "should create a new Chef::Node" do
@node.should be_a_kind_of(Chef::Node)
end
it "should allow you to set a name with name(something)" do
lambda { @node.name("latte") }.should_not raise_error
end
it "should return the name with name()" do
@node.name("latte")
@node.name.should eql("latte")
end
it "should always have a string for name" do
lambda { @node.name(Hash.new) }.should raise_error(ArgumentError)
end
it "should have attributes" do
@node.attribute.should be_a_kind_of(Hash)
end
it "should allow attributes to be accessed by name or symbol directly on node[]" do
@node.attribute["locust"] = "something"
@node[:locust].should eql("something")
@node["locust"].should eql("something")
end
it "should return nil if it cannot find an attribute with node[]" do
@node["secret"].should eql(nil)
end
it "should allow you to set an attribute via node[]=" do
@node["secret"] = "shush"
@node["secret"].should eql("shush")
end
it "should allow you to query whether an attribute exists with attribute?" do
@node.attribute["locust"] = "something"
@node.attribute?("locust").should eql(true)
@node.attribute?("no dice").should eql(false)
end
it "should have an array of recipes that should be applied" do
@node.recipes.should be_a_kind_of(Array)
end
it "should allow you to query whether or not it has a recipe applied with recipe?" do
@node.recipes << "sunrise"
@node.recipe?("sunrise").should eql(true)
@node.recipe?("not at home").should eql(false)
end
it "should allow you to set recipes with arguments" do
@node.recipes "one", "two"
@node.recipe?("one").should eql(true)
@node.recipe?("two").should eql(true)
end
it "should allow you to set an attribute via method_missing" do
@node.sunshine "is bright"
@node.attribute[:sunshine].should eql("is bright")
end
it "should allow you get get an attribute via method_missing" do
@node.sunshine "is bright"
@node.sunshine.should eql("is bright")
end
it "should raise an ArgumentError if you ask for an attribute that doesn't exist via method_missing" do
lambda { @node.sunshine }.should raise_error(ArgumentError)
end
it "should load a node from a ruby file" do
@node.from_file(File.join(File.dirname(__FILE__), "..", "data", "nodes", "test.rb"))
@node.name.should eql("test.example.com short")
@node.sunshine.should eql("in")
@node.something.should eql("else")
@node.recipes.should eql(["operations-master", "operations-monitoring"])
end
it "should raise an exception if the file cannot be found or read" do
lambda { @node.from_file("/tmp/monkeydiving") }.should raise_error(IOError)
end
it "should allow you to iterate over attributes with each_attribute" do
@node.sunshine "is bright"
@node.canada "is a nice place"
seen_attributes = Hash.new
@node.each_attribute do |a,v|
seen_attributes[a] = v
end
seen_attributes.should have_key(:sunshine)
seen_attributes.should have_key(:canada)
seen_attributes[:sunshine].should == "is bright"
seen_attributes[:canada].should == "is a nice place"
end
it "should load a node from a file by fqdn" do
node = Chef::Node.find("test.example.com")
node.name.should == "test.example.com"
end
it "should load a node from a file by hostname" do
File.stub!(:exists?).and_return(true)
File.should_receive(:exists?).with(File.join(Chef::Config[:node_path], "test.example.com.rb")).and_return(false)
node = Chef::Node.find("test.example.com")
node.name.should == "test.example.com short"
end
it "should load a node from the default file" do
File.stub!(:exists?).and_return(true)
File.should_receive(:exists?).with(File.join(Chef::Config[:node_path], "test.example.com.rb")).and_return(false)
File.should_receive(:exists?).with(File.join(Chef::Config[:node_path], "test.rb")).and_return(false)
node = Chef::Node.find("test.example.com")
node.name.should == "test.example.com default"
end
it "should raise an ArgumentError if it cannot find any node file at all" do
File.stub!(:exists?).and_return(true)
File.should_receive(:exists?).with(File.join(Chef::Config[:node_path], "test.example.com.rb")).and_return(false)
File.should_receive(:exists?).with(File.join(Chef::Config[:node_path], "test.rb")).and_return(false)
File.should_receive(:exists?).with(File.join(Chef::Config[:node_path], "default.rb")).and_return(false)
lambda { Chef::Node.find("test.example.com") }.should raise_error(ArgumentError)
end
it "should serialize itself as json" do
node = Chef::Node.find("test.example.com")
json = node.to_json()
json.should =~ /json_class/
json.should =~ /name/
json.should =~ /attributes/
json.should =~ /recipes/
end
it "should deserialize itself from json" do
original_node = Chef::Node.find("test.example.com")
json = original_node.to_json
serialized_node = JSON.parse(json)
serialized_node.should be_a_kind_of(Chef::Node)
serialized_node.name.should eql(original_node.name)
original_node.each_attribute do |k,v|
serialized_node[k].should eql(v)
end
serialized_node.recipes.should eql(original_node.recipes)
end
it "should return a list of node names based on which files are in the node_path" do
list = Chef::Node.list
list.should be_a_kind_of(Array)
list[0].should == "default"
list[1].should == "test.example.com"
list[2].should == "test"
end
it "should turn into a string like node[name]" do
@node.name("airplane")
@node.to_s.should eql("node[airplane]")
end
end
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