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Diffstat (limited to 'spec/unit/provider/service/simple_service_spec.rb')
| -rw-r--r-- | spec/unit/provider/service/simple_service_spec.rb | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/spec/unit/provider/service/simple_service_spec.rb b/spec/unit/provider/service/simple_service_spec.rb new file mode 100644 index 0000000000..cc0173e246 --- /dev/null +++ b/spec/unit/provider/service/simple_service_spec.rb @@ -0,0 +1,171 @@ +# +# Author:: Mathieu Sauve-Frankel <msf@kisoku.net> +# Copyright:: Copyright (c) 2009, Mathieu Sauve Frankel +# License:: Apache License, Version 2.0 +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +require 'spec_helper' + +describe Chef::Provider::Service::Simple, "load_current_resource" do + before(:each) do + @node = Chef::Node.new + @node.automatic_attrs[:command] = {:ps => "ps -ef"} + @events = Chef::EventDispatch::Dispatcher.new + @run_context = Chef::RunContext.new(@node, {}, @events) + + @new_resource = Chef::Resource::Service.new("chef") + @current_resource = Chef::Resource::Service.new("chef") + + @provider = Chef::Provider::Service::Simple.new(@new_resource, @run_context) + Chef::Resource::Service.stub!(:new).and_return(@current_resource) + + @stdout = StringIO.new(<<-NOMOCKINGSTRINGSPLZ) +aj 7842 5057 0 21:26 pts/2 00:00:06 vi init.rb +aj 7903 5016 0 21:26 pts/5 00:00:00 /bin/bash +aj 8119 6041 0 21:34 pts/3 00:00:03 vi simple_service_spec.rb +NOMOCKINGSTRINGSPLZ + @status = mock("Status", :exitstatus => 0, :stdout => @stdout) + @provider.stub!(:shell_out!).and_return(@status) + end + + it "should create a current resource with the name of the new resource" do + Chef::Resource::Service.should_receive(:new).and_return(@current_resource) + @provider.load_current_resource + end + + it "should set the current resources service name to the new resources service name" do + @current_resource.should_receive(:service_name).with(@new_resource.service_name) + @provider.load_current_resource + end + + it "should raise error if the node has a nil ps attribute and no other means to get status" do + @node.automatic_attrs[:command] = {:ps => nil} + @provider.define_resource_requirements + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::Service) + end + + it "should raise error if the node has an empty ps attribute and no other means to get status" do + @node.automatic_attrs[:command] = {:ps => ""} + @provider.define_resource_requirements + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::Service) + end + + describe "when we have a 'ps' attribute" do + it "should shell_out! the node's ps command" do + @provider.should_receive(:shell_out!).with(@node[:command][:ps]).and_return(@status) + @provider.load_current_resource + end + + it "should read stdout of the ps command" do + @provider.stub!(:shell_out!).and_return(@status) + @stdout.should_receive(:each_line).and_return(true) + @provider.load_current_resource + end + + it "should set running to true if the regex matches the output" do + @stdout = StringIO.new(<<-NOMOCKINGSTRINGSPLZ) +aj 7842 5057 0 21:26 pts/2 00:00:06 chef +aj 7842 5057 0 21:26 pts/2 00:00:06 poos +NOMOCKINGSTRINGSPLZ + @status = mock("Status", :exitstatus => 0, :stdout => @stdout) + @provider.stub!(:shell_out!).and_return(@status) + @provider.load_current_resource + @current_resource.running.should be_true + end + + it "should set running to false if the regex doesn't match" do + @provider.stub!(:shell_out!).and_return(@status) + @provider.load_current_resource + @current_resource.running.should be_false + end + + it "should raise an exception if ps fails" do + @provider.stub!(:shell_out!).and_raise(Mixlib::ShellOut::ShellCommandFailed) + @provider.action = :start + @provider.load_current_resource + @provider.define_resource_requirements + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::Service) + end + end + + it "should return the current resource" do + @provider.load_current_resource.should eql(@current_resource) + end + + + + describe "when starting the service" do + it "should call the start command if one is specified" do + @new_resource.stub!(:start_command).and_return("#{@new_resource.start_command}") + @provider.should_receive(:shell_out!).with("#{@new_resource.start_command}") + @provider.start_service() + end + + it "should raise an exception if no start command is specified" do + @provider.define_resource_requirements + @provider.action = :start + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::Service) + end + end + + describe "when stopping a service" do + it "should call the stop command if one is specified" do + @new_resource.stop_command("/etc/init.d/themadness stop") + @provider.should_receive(:shell_out!).with("/etc/init.d/themadness stop") + @provider.stop_service() + end + + it "should raise an exception if no stop command is specified" do + @provider.define_resource_requirements + @provider.action = :stop + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::Service) + end + end + + describe Chef::Provider::Service::Simple, "restart_service" do + it "should call the restart command if one has been specified" do + @new_resource.restart_command("/etc/init.d/foo restart") + @provider.should_receive(:shell_out!).with("/etc/init.d/foo restart") + @provider.restart_service() + end + + it "should raise an exception if the resource doesn't support restart, no restart command is provided, and no stop command is provided" do + @provider.define_resource_requirements + @provider.action = :restart + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::Service) + end + + it "should just call stop, then start when the resource doesn't support restart and no restart_command is specified" do + @provider.should_receive(:stop_service) + @provider.should_receive(:sleep).with(1) + @provider.should_receive(:start_service) + @provider.restart_service() + end + end + + describe Chef::Provider::Service::Simple, "reload_service" do + it "should raise an exception if reload is requested but no command is specified" do + @provider.define_resource_requirements + @provider.action = :reload + lambda { @provider.process_resource_requirements }.should raise_error(Chef::Exceptions::UnsupportedAction) + end + + it "should should run the user specified reload command if one is specified" do + @new_resource.reload_command("kill -9 1") + @provider.should_receive(:shell_out!).with("kill -9 1") + @provider.reload_service() + end + end +end |