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path: root/spec/unit/provider/service/init.rb
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#!/usr/bin/env ruby
#
# Unit testing for the Init service Provider
#

require File.dirname(__FILE__) + '/../../../spec_helper'

provider_class = Puppet::Type.type(:service).provider(:init)

describe provider_class do

    before(:each) do
        # Create a mock resource
        @resource = stub 'resource'

        @provider = provider_class.new
        # A catch all; no parameters set
        @resource.stubs(:[]).returns(nil)

        # But set name, source and path (because we won't run
        # the thing that will fetch the resource path from the provider)
        @resource.stubs(:[]).with(:name).returns "myservice"
        @resource.stubs(:[]).with(:ensure).returns :enabled
        @resource.stubs(:[]).with(:path).returns ["/service/path","/alt/service/path"]
        @resource.stubs(:ref).returns "Service[myservice]"
        
        @provider.stubs(:resource).returns @resource
        @provider.resource = @resource
    end

    it "should have a start method" do
        @provider.should respond_to(:start)
    end

    it "should have a stop method" do
        @provider.should respond_to(:stop)
    end

    it "should have a restart method" do
        @provider.should respond_to(:restart)
    end

    it "should have a status method" do
        @provider.should respond_to(:status)
    end

    describe "when serching for the init script" do
        it "should be able to find the init script in the service path" do
            File.expects(:stat).with("/service/path/myservice").returns true
            @provider.initscript.should == "/service/path/myservice"
        end
        it "should be able to find the init script in the service path" do
            File.expects(:stat).with("/alt/service/path/myservice").returns true
            @provider.initscript.should == "/alt/service/path/myservice"
        end
        it "should fail if the service isn't there" do
            lambda { @provider.initscript }.should raise_error(Puppet::Error, "Could not find init script for 'myservice'")
        end
    end
    
    describe "if the init script is present" do
        before :each do
            File.stubs(:stat).with("/service/path/myservice").returns true
        end
        
        describe "when starting" do
            it "should execute the init script with start" do
                @provider.expects(:texecute).with(:start, ['/service/path/myservice', :start], true).returns("")
                @provider.start
            end
        end

        describe "when stopping" do
            it "should execute the init script with stop" do
              @provider.expects(:texecute).with(:stop, ['/service/path/myservice', :stop], true).returns("")
                @provider.stop
            end
        end

        describe "when checking status" do
            describe "when hasstatus is :true" do
                before :each do
                    @resource.stubs(:[]).with(:hasstatus).returns :true
                end
                it "should execute the command" do
                    @provider.expects(:texecute).with(:status, ['/service/path/myservice', :status], false).returns("")
                    @provider.status
                end
                it "should consider the process running if the command returns 0" do
                    @provider.expects(:texecute).with(:status, ['/service/path/myservice', :status], false).returns("")
                    $?.stubs(:exitstatus).returns(0)
                    @provider.status.should == :running
                end
                [-10,-1,1,10].each { |ec|
                    it "should consider the process stopped if the command returns something non-0" do
                        @provider.expects(:texecute).with(:status, ['/service/path/myservice', :status], false).returns("")
                        $?.stubs(:exitstatus).returns(ec)
                        @provider.status.should == :stopped
                    end
                }
            end
            describe "when hasstatus is not :true" do
                it "should consider the service :running if it has a pid" do
                    @provider.expects(:getpid).returns "1234"
                    @provider.status.should == :running
                end
                it "should consider the service :stopped if it doesn't have a pid" do
                    @provider.expects(:getpid).returns nil
                    @provider.status.should == :stopped
                end
            end
        end

        describe "when restarting" do
            describe "when hasrestart is :true" do
                before :each do
                    @resource.stubs(:[]).with(:hasrestart).returns :true
                end
                it "should execute the command" do
                    @provider.expects(:texecute).with(:restart, ['/service/path/myservice', :restart], true).returns("")
                    $?.stubs(:exitstatus).returns(0)
                    @provider.restart
                end
            end
            describe "when hasrestart is not :true" do
                it "should stop and restart the process" do
                    @provider.expects(:texecute).with(:stop, ['/service/path/myservice', :stop ], true).returns("")
                    @provider.expects(:texecute).with(:start,['/service/path/myservice', :start], true).returns("")
                    $?.stubs(:exitstatus).returns(0)
                    @provider.restart
                end
            end
        end
    end
end