diff --git a/spec/unit/application_spec.rb b/spec/unit/application_spec.rb index ca663e317..befc4f510 100755 --- a/spec/unit/application_spec.rb +++ b/spec/unit/application_spec.rb @@ -1,569 +1,570 @@ #!/usr/bin/env ruby require File.expand_path(File.dirname(__FILE__) + '/../spec_helper') require 'puppet/application' require 'puppet' require 'getoptlong' describe Puppet::Application do before do @app = Class.new(Puppet::Application).new @appclass = @app.class # avoid actually trying to parse any settings Puppet.settings.stubs(:parse) end describe "finding" do before do @klass = Puppet::Application @klass.stubs(:puts) end it "should find classes in the namespace" do @klass.find("Agent").should == @klass::Agent end it "should not find classes outside the namespace" do lambda { @klass.find("String") }.should raise_error(SystemExit) end it "should exit if it can't find a class" do lambda { @klass.find("ThisShallNeverEverEverExistAsdf") }.should raise_error(SystemExit) end end describe ".run_mode" do it "should default to user" do @appclass.run_mode.name.should == :user end it "should set and get a value" do @appclass.run_mode :agent @appclass.run_mode.name.should == :agent end end it "should sadly and frighteningly allow run_mode to change at runtime" do class TestApp < Puppet::Application run_mode :master def run_command # This is equivalent to calling these methods externally to the # instance, but since this is what "real world" code is likely to do # (and we need the class anyway) we may as well test that. --daniel 2011-02-03 set_run_mode self.class.run_mode "agent" end end Puppet[:run_mode].should == "user" expect { app = TestApp.new Puppet[:run_mode].should == "master" app.run app.class.run_mode.name.should == :agent $puppet_application_mode.name.should == :agent }.should_not raise_error Puppet[:run_mode].should == "agent" end it "it should not allow run mode to be set multiple times" do pending "great floods of tears, you can do this right now" # --daniel 2011-02-03 app = Puppet::Application.new expect { app.set_run_mode app.class.run_mode "master" $puppet_application_mode.name.should == :master app.set_run_mode app.class.run_mode "agent" $puppet_application_mode.name.should == :agent }.should raise_error end it "should explode when an invalid run mode is set at runtime, for great victory" # ...but you can, and while it will explode, that only happens too late for # us to easily test. --daniel 2011-02-03 it "should have a run entry-point" do @app.should respond_to(:run) end it "should have a read accessor to options" do @app.should respond_to(:options) end it "should include a default setup method" do @app.should respond_to(:setup) end it "should include a default preinit method" do @app.should respond_to(:preinit) end it "should include a default run_command method" do @app.should respond_to(:run_command) end it "should invoke main as the default" do @app.expects( :main ) @app.run_command end describe 'when invoking clear!' do before :each do Puppet::Application.run_status = :stop_requested Puppet::Application.clear! end it 'should have nil run_status' do Puppet::Application.run_status.should be_nil end it 'should return false for restart_requested?' do Puppet::Application.restart_requested?.should be_false end it 'should return false for stop_requested?' do Puppet::Application.stop_requested?.should be_false end it 'should return false for interrupted?' do Puppet::Application.interrupted?.should be_false end it 'should return true for clear?' do Puppet::Application.clear?.should be_true end end describe 'after invoking stop!' do before :each do Puppet::Application.run_status = nil Puppet::Application.stop! end after :each do Puppet::Application.run_status = nil end it 'should have run_status of :stop_requested' do Puppet::Application.run_status.should == :stop_requested end it 'should return true for stop_requested?' do Puppet::Application.stop_requested?.should be_true end it 'should return false for restart_requested?' do Puppet::Application.restart_requested?.should be_false end it 'should return true for interrupted?' do Puppet::Application.interrupted?.should be_true end it 'should return false for clear?' do Puppet::Application.clear?.should be_false end end describe 'when invoking restart!' do before :each do Puppet::Application.run_status = nil Puppet::Application.restart! end after :each do Puppet::Application.run_status = nil end it 'should have run_status of :restart_requested' do Puppet::Application.run_status.should == :restart_requested end it 'should return true for restart_requested?' do Puppet::Application.restart_requested?.should be_true end it 'should return false for stop_requested?' do Puppet::Application.stop_requested?.should be_false end it 'should return true for interrupted?' do Puppet::Application.interrupted?.should be_true end it 'should return false for clear?' do Puppet::Application.clear?.should be_false end end describe 'when performing a controlled_run' do it 'should not execute block if not :clear?' do Puppet::Application.run_status = :stop_requested target = mock 'target' target.expects(:some_method).never Puppet::Application.controlled_run do target.some_method end end it 'should execute block if :clear?' do Puppet::Application.run_status = nil target = mock 'target' target.expects(:some_method).once Puppet::Application.controlled_run do target.some_method end end describe 'on POSIX systems', :if => Puppet.features.posix? do it 'should signal process with HUP after block if restart requested during block execution' do Puppet::Application.run_status = nil target = mock 'target' target.expects(:some_method).once old_handler = trap('HUP') { target.some_method } begin Puppet::Application.controlled_run do Puppet::Application.run_status = :restart_requested end ensure trap('HUP', old_handler) end end end after :each do Puppet::Application.run_status = nil end end describe "when parsing command-line options" do before :each do @app.command_line.stubs(:args).returns([]) Puppet.settings.stubs(:optparse_addargs).returns([]) end it "should pass the banner to the option parser" do option_parser = stub "option parser" option_parser.stubs(:on) option_parser.stubs(:parse!) @app.class.instance_eval do banner "banner" end OptionParser.expects(:new).with("banner").returns(option_parser) @app.parse_options end it "should get options from Puppet.settings.optparse_addargs" do Puppet.settings.expects(:optparse_addargs).returns([]) @app.parse_options end it "should add Puppet.settings options to OptionParser" do Puppet.settings.stubs(:optparse_addargs).returns( [["--option","-o", "Funny Option"]]) Puppet.settings.expects(:handlearg).with("--option", 'true') @app.command_line.stubs(:args).returns(["--option"]) @app.parse_options end it "should ask OptionParser to parse the command-line argument" do @app.command_line.stubs(:args).returns(%w{ fake args }) OptionParser.any_instance.expects(:parse!).with(%w{ fake args }) @app.parse_options end describe "when using --help" do it "should call exit" do @app.expects(:exit) + @app.stubs(:puts) @app.handle_help(nil) end end describe "when using --version" do it "should declare a version option" do @app.should respond_to(:handle_version) end it "should exit after printing the version" do @app.stubs(:puts) lambda { @app.handle_version(nil) }.should raise_error(SystemExit) end end describe "when dealing with an argument not declared directly by the application" do it "should pass it to handle_unknown if this method exists" do Puppet.settings.stubs(:optparse_addargs).returns([["--not-handled", :REQUIRED]]) @app.expects(:handle_unknown).with("--not-handled", "value").returns(true) @app.command_line.stubs(:args).returns(["--not-handled", "value"]) @app.parse_options end it "should pass it to Puppet.settings if handle_unknown says so" do Puppet.settings.stubs(:optparse_addargs).returns([["--topuppet", :REQUIRED]]) @app.stubs(:handle_unknown).with("--topuppet", "value").returns(false) Puppet.settings.expects(:handlearg).with("--topuppet", "value") @app.command_line.stubs(:args).returns(["--topuppet", "value"]) @app.parse_options end it "should pass it to Puppet.settings if there is no handle_unknown method" do Puppet.settings.stubs(:optparse_addargs).returns([["--topuppet", :REQUIRED]]) @app.stubs(:respond_to?).returns(false) Puppet.settings.expects(:handlearg).with("--topuppet", "value") @app.command_line.stubs(:args).returns(["--topuppet", "value"]) @app.parse_options end it "should transform boolean false value to string for Puppet.settings" do Puppet.settings.expects(:handlearg).with("--option", "false") @app.handlearg("--option", false) end it "should transform boolean true value to string for Puppet.settings" do Puppet.settings.expects(:handlearg).with("--option", "true") @app.handlearg("--option", true) end it "should transform boolean option to normal form for Puppet.settings" do Puppet.settings.expects(:handlearg).with("--option", "true") @app.handlearg("--[no-]option", true) end it "should transform boolean option to no- form for Puppet.settings" do Puppet.settings.expects(:handlearg).with("--no-option", "false") @app.handlearg("--[no-]option", false) end end it "should exit if OptionParser raises an error" do $stderr.stubs(:puts) OptionParser.any_instance.stubs(:parse!).raises(OptionParser::ParseError.new("blah blah")) @app.expects(:exit) lambda { @app.parse_options }.should_not raise_error end end describe "when calling default setup" do before :each do @app.stubs(:should_parse_config?).returns(false) @app.options.stubs(:[]) end [ :debug, :verbose ].each do |level| it "should honor option #{level}" do @app.options.stubs(:[]).with(level).returns(true) Puppet::Util::Log.stubs(:newdestination) Puppet::Util::Log.expects(:level=).with(level == :verbose ? :info : :debug) @app.setup end end it "should honor setdest option" do @app.options.stubs(:[]).with(:setdest).returns(false) Puppet::Util::Log.expects(:newdestination).with(:syslog) @app.setup end end describe "when running" do before :each do @app.stubs(:preinit) @app.stubs(:setup) @app.stubs(:parse_options) end it "should call preinit" do @app.stubs(:run_command) @app.expects(:preinit) @app.run end it "should call parse_options" do @app.stubs(:run_command) @app.expects(:parse_options) @app.run end it "should call run_command" do @app.expects(:run_command) @app.run end it "should parse Puppet configuration if should_parse_config is called" do @app.stubs(:run_command) @app.class.should_parse_config Puppet.settings.expects(:parse) @app.run end it "should not parse_option if should_not_parse_config is called" do @app.stubs(:run_command) @app.class.should_not_parse_config Puppet.settings.expects(:parse).never @app.run end it "should parse Puppet configuration if needed" do @app.stubs(:run_command) @app.stubs(:should_parse_config?).returns(true) Puppet.settings.expects(:parse) @app.run end it "should call run_command" do @app.expects(:run_command) @app.run end it "should call main as the default command" do @app.expects(:main) @app.run end it "should warn and exit if no command can be called" do $stderr.expects(:puts) @app.expects(:exit).with(1) @app.run end it "should raise an error if dispatch returns no command" do @app.stubs(:get_command).returns(nil) $stderr.expects(:puts) @app.expects(:exit).with(1) @app.run end it "should raise an error if dispatch returns an invalid command" do @app.stubs(:get_command).returns(:this_function_doesnt_exist) $stderr.expects(:puts) @app.expects(:exit).with(1) @app.run end end describe "when metaprogramming" do describe "when calling option" do it "should create a new method named after the option" do @app.class.option("--test1","-t") do end @app.should respond_to(:handle_test1) end it "should transpose in option name any '-' into '_'" do @app.class.option("--test-dashes-again","-t") do end @app.should respond_to(:handle_test_dashes_again) end it "should create a new method called handle_test2 with option(\"--[no-]test2\")" do @app.class.option("--[no-]test2","-t") do end @app.should respond_to(:handle_test2) end describe "when a block is passed" do it "should create a new method with it" do @app.class.option("--[no-]test2","-t") do raise "I can't believe it, it works!" end lambda { @app.handle_test2 }.should raise_error end it "should declare the option to OptionParser" do OptionParser.any_instance.stubs(:on) OptionParser.any_instance.expects(:on).with { |*arg| arg[0] == "--[no-]test3" } @app.class.option("--[no-]test3","-t") do end @app.parse_options end it "should pass a block that calls our defined method" do OptionParser.any_instance.stubs(:on) OptionParser.any_instance.stubs(:on).with('--test4','-t').yields(nil) @app.expects(:send).with(:handle_test4, nil) @app.class.option("--test4","-t") do end @app.parse_options end end describe "when no block is given" do it "should declare the option to OptionParser" do OptionParser.any_instance.stubs(:on) OptionParser.any_instance.expects(:on).with("--test4","-t") @app.class.option("--test4","-t") @app.parse_options end it "should give to OptionParser a block that adds the the value to the options array" do OptionParser.any_instance.stubs(:on) OptionParser.any_instance.stubs(:on).with("--test4","-t").yields(nil) @app.options.expects(:[]=).with(:test4,nil) @app.class.option("--test4","-t") @app.parse_options end end end end end