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Diffstat (limited to 'spec/unit/queue_spec.rb')
| -rw-r--r-- | spec/unit/queue_spec.rb | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/spec/unit/queue_spec.rb b/spec/unit/queue_spec.rb new file mode 100644 index 0000000000..9a199c9852 --- /dev/null +++ b/spec/unit/queue_spec.rb @@ -0,0 +1,107 @@ +# +# 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::Queue do + + it "should connect to a stomp server on localhost and 61613" do + Stomp::Connection.should_receive(:open).with("", "", "localhost", 61613, false).once + Chef::Queue.connect + end + + it "should allow config options to override defaults on connect" do + Chef::Config[:queue_user] = "monkey" + Chef::Config[:queue_password] = "password" + Chef::Config[:queue_host] = "10.10.10.10" + Chef::Config[:queue_port] = 61614 + Stomp::Connection.should_receive(:open).with("monkey", "password", "10.10.10.10", 61614, false).once + Chef::Queue.connect + end + + it "should make a url based on type and name" do + Chef::Queue.make_url("topic", "goal").should eql("/topic/chef/goal") + Chef::Queue.make_url("queue", "pool").should eql("/queue/chef/pool") + end + + it "should allow you to subscribe to a queue" do + queue = mock("Queue", :null_object => true) + queue.should_receive(:subscribe).with(Chef::Queue.make_url(:topic, :node)).once + Stomp::Connection.stub!(:open).and_return(queue) + Chef::Queue.connect + Chef::Queue.subscribe(:topic, :node) + end + + it "should allow you to send a message" do + message = mock("Message", :null_object => true) + message.should_receive(:to_json).once.and_return("some json") + connection = mock("Connection", :null_object => true) + connection.should_receive(:send).with(Chef::Queue.make_url(:queue, :node), "some json").once.and_return(true) + Stomp::Connection.stub!(:open).and_return(connection) + Chef::Queue.connect + Chef::Queue.send_msg(:queue, :node, message) + end + + it "should receive a message with receive_msg" do + raw_msg = mock("Stomp Message", :null_object => true) + raw_msg.should_receive(:body).twice.and_return("the body") + connection = mock("Connection", :null_object => true) + connection.should_receive(:receive).once.and_return(raw_msg) + JSON.should_receive(:parse).with("the body").and_return("the body") + Stomp::Connection.stub!(:open).and_return(connection) + Chef::Queue.connect + Chef::Queue.receive_msg.should eql([ "the body", raw_msg ]) + end + + it "should poll for a message with poll_msg, returning a message if there is one" do + raw_msg = mock("Stomp Message", :null_object => true) + raw_msg.should_receive(:body).once.and_return("the body") + connection = mock("Connection", :null_object => true) + connection.should_receive(:poll).once.and_return(raw_msg) + JSON.should_receive(:parse).with("the body").and_return("the body") + Stomp::Connection.stub!(:open).and_return(connection) + Chef::Queue.connect + Chef::Queue.poll_msg.should eql("the body") + end + + it "should poll for a message with poll_msg, returning nil if there is not a message" do + connection = mock("Connection", :null_object => true) + connection.should_receive(:poll).once.and_return(nil) + JSON.should_not_receive(:parse).with(nil) + Stomp::Connection.stub!(:open).and_return(connection) + Chef::Queue.connect + Chef::Queue.poll_msg.should eql(nil) + end + + it "should raise an exception if you disconnect without a connection" do + Stomp::Connection.stub!(:open).and_return(nil) + Chef::Queue.connect + lambda { Chef::Queue.disconnect }.should raise_error(ArgumentError) + end + + it "should disconnect an active connection" do + connection = mock("Connection", :null_object => true) + connection.should_receive(:disconnect).once.and_return(true) + Stomp::Connection.stub!(:open).and_return(connection) + Chef::Queue.connect + Chef::Queue.disconnect + end + +end
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