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require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
require 'thor/base'
class Amazing
desc "hello", "say hello"
def hello
puts "Hello"
end
end
describe Thor::Base do
describe "#initialize" do
it "sets arguments array" do
base = MyCounter.new [1, 2]
base.first.should == 1
base.second.should == 2
end
it "sets arguments default values" do
base = MyCounter.new [1]
base.second.should == 2
end
it "sets options default values" do
base = MyCounter.new [1, 2]
base.options[:third].should == 3
end
it "allows options to be given as symbols or strings" do
base = MyCounter.new [1, 2], :third => 4
base.options[:third].should == 4
base = MyCounter.new [1, 2], "third" => 4
base.options[:third].should == 4
end
it "creates options with indifferent access" do
base = MyCounter.new [1, 2], :third => 3
base.options['third'].should == 3
end
it "creates options with magic predicates" do
base = MyCounter.new [1, 2], :third => 3
base.options.third.should == 3
end
end
describe "#no_tasks" do
it "avoids methods being added as tasks" do
MyScript.tasks.keys.should include("animal")
MyScript.tasks.keys.should_not include("this_is_not_a_task")
end
end
describe "#argument" do
it "sets a value as required and creates an accessor for it" do
MyCounter.start(["1", "2", "--third", "3"])[0].should == 1
Scripts::MyScript.start(["zoo", "my_special_param", "--param=normal_param"]).should == "my_special_param"
end
it "does not set a value in the options hash" do
BrokenCounter.start(["1", "2", "--third", "3"])[0].should be_nil
end
end
describe "#arguments" do
it "returns the arguments for the class" do
MyCounter.arguments.should have(2).items
end
end
describe "#class_option" do
it "sets options class wise" do
MyCounter.start(["1", "2", "--third", "3"])[2].should == 3
end
it "does not create an accessor for it" do
BrokenCounter.start(["1", "2", "--third", "3"])[3].should be_false
end
end
describe "#class_options" do
it "sets default options overwriting superclass definitions" do
options = Scripts::MyScript.class_options
options[:force].should_not be_required
end
end
describe "#remove_argument" do
it "removes previous defined arguments from class" do
ClearCounter.arguments.should be_empty
end
it "undefine accessors if required" do
ClearCounter.new.should_not respond_to(:first)
ClearCounter.new.should_not respond_to(:second)
end
end
describe "#remove_class_option" do
it "removes previous defined class option" do
ClearCounter.class_options[:third].should be_nil
end
end
describe "#class_options_help" do
before do
@content = capture(:stdout) { MyCounter.help(Thor::Base.shell.new) }
end
it "shows options description" do
@content.should =~ /# The third argument/
end
it "shows usage with banner content" do
@content.should =~ /\[\-\-third=THREE\]/
end
it "shows default values below description" do
@content.should =~ /# Default: 3/
end
it "shows options in different groups" do
@content.should =~ /Options\:/
@content.should =~ /Runtime options\:/
@content.should =~ /\-p, \[\-\-pretend\]/
end
it "use padding in options that does not have aliases" do
@content.should =~ /^ -t, \[--third/
@content.should =~ /^ \[--fourth/
end
it "allows extra options to be given" do
hash = { "Foo" => B.class_options.values }
content = capture(:stdout) { MyCounter.send(:class_options_help, Thor::Base.shell.new, hash) }
content.should =~ /Foo options\:/
content.should =~ /--last-name=LAST_NAME/
end
it "displays choices for enums" do
content = capture(:stdout) { Enum.help(Thor::Base.shell.new) }
content.should =~ /Possible values\: apple, banana/
end
end
describe "#namespace" do
it "returns the default class namespace" do
Scripts::MyScript.namespace.should == "scripts:my_script"
end
it "sets a namespace to the class" do
Scripts::MyDefaults.namespace.should == "default"
end
end
describe "#group" do
it "sets a group" do
MyScript.group.should == "script"
end
it "inherits the group from parent" do
MyChildScript.group.should == "script"
end
it "defaults to standard if no group is given" do
Amazing.group.should == "standard"
end
end
describe "#subclasses" do
it "tracks its subclasses in an Array" do
Thor::Base.subclasses.should include(MyScript)
Thor::Base.subclasses.should include(MyChildScript)
Thor::Base.subclasses.should include(Scripts::MyScript)
end
end
describe "#subclass_files" do
it "returns tracked subclasses, grouped by the files they come from" do
thorfile = File.join(File.dirname(__FILE__), "fixtures", "script.thor")
Thor::Base.subclass_files[File.expand_path(thorfile)].should == [
MyScript, MyScript::AnotherScript, MyChildScript, Barn,
Scripts::MyScript, Scripts::MyDefaults, Scripts::ChildDefault
]
end
it "tracks a single subclass across multiple files" do
thorfile = File.join(File.dirname(__FILE__), "fixtures", "task.thor")
Thor::Base.subclass_files[File.expand_path(thorfile)].should include(Amazing)
Thor::Base.subclass_files[File.expand_path(__FILE__)].should include(Amazing)
end
end
describe "#tasks" do
it "returns a list with all tasks defined in this class" do
MyChildScript.new.should respond_to("animal")
MyChildScript.tasks.keys.should include("animal")
end
it "raises an error if a task with reserved word is defined" do
lambda {
klass = Class.new(Thor::Group)
klass.class_eval "def shell; end"
}.should raise_error(RuntimeError, /"shell" is a Thor reserved word and cannot be defined as task/)
end
end
describe "#all_tasks" do
it "returns a list with all tasks defined in this class plus superclasses" do
MyChildScript.new.should respond_to("foo")
MyChildScript.all_tasks.keys.should include("foo")
end
end
describe "#remove_task" do
it "removes the task from its tasks hash" do
MyChildScript.tasks.keys.should_not include("bar")
MyChildScript.tasks.keys.should_not include("boom")
end
it "undefines the method if desired" do
MyChildScript.new.should_not respond_to("boom")
end
end
describe "#from_superclass" do
it "does not send a method to the superclass if the superclass does not respond to it" do
MyCounter.get_from_super.should == 13
end
end
describe "#start" do
it "raises an error instead of rescueing if THOR_DEBUG=1 is given" do
begin
ENV["THOR_DEBUG"] = 1
lambda {
MyScript.start ["what", "--debug"]
}.should raise_error(Thor::UndefinedTaskError, 'Could not find task "what" in "my_script" namespace.')
rescue
ENV["THOR_DEBUG"] = nil
end
end
it "does not steal args" do
args = ["foo", "bar", "--force", "true"]
MyScript.start(args)
args.should == ["foo", "bar", "--force", "true"]
end
it "checks unknown options" do
capture(:stderr) {
MyScript.start(["foo", "bar", "--force", "true", "--unknown", "baz"])
}.strip.should == "Unknown switches '--unknown'"
end
it "checks unknown options except specified" do
capture(:stderr) {
MyScript.start(["with_optional", "NAME", "--omg", "--invalid"]).should == ["NAME", {}, ["--omg", "--invalid"]]
}.strip.should be_empty
end
end
describe "attr_*" do
it "should not add attr_reader as a task" do
capture(:stderr){ MyScript.start(["another_attribute"]) }.should =~ /Could not find/
end
it "should not add attr_writer as a task" do
capture(:stderr){ MyScript.start(["another_attribute=", "foo"]) }.should =~ /Could not find/
end
it "should not add attr_accessor as a task" do
capture(:stderr){ MyScript.start(["some_attribute"]) }.should =~ /Could not find/
capture(:stderr){ MyScript.start(["some_attribute=", "foo"]) }.should =~ /Could not find/
end
end
end
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