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require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
describe Thor::Task do
def task(options={})
options.each do |key, value|
options[key] = Thor::Option.parse(key, value)
end
@task ||= Thor::Task.new(:can_has, "I can has cheezburger", "I can has cheezburger\nLots and lots of it", "can_has", options)
end
describe "#formatted_usage" do
it "includes namespace within usage" do
Object.stub!(:namespace).and_return("foo")
Object.stub!(:arguments).and_return([])
task(:bar => :required).formatted_usage(Object).must == "foo:can_has --bar=BAR"
end
it "removes default from namespace" do
Object.stub!(:namespace).and_return("default:foo")
Object.stub!(:arguments).and_return([])
task(:bar => :required).formatted_usage(Object).must == ":foo:can_has --bar=BAR"
end
it "injects arguments into usage" do
Object.stub!(:namespace).and_return("foo")
Object.stub!(:arguments).and_return([ Thor::Argument.new(:bar, nil, true, :string) ])
task(:foo => :required).formatted_usage(Object).must == "foo:can_has BAR --foo=FOO"
end
end
describe "#dynamic" do
it "creates a dynamic task with the given name" do
Thor::DynamicTask.new('task').name.must == 'task'
Thor::DynamicTask.new('task').description.must == 'A dynamically-generated task'
Thor::DynamicTask.new('task').usage.must == 'task'
Thor::DynamicTask.new('task').options.must == {}
end
it "does not invoke an existing method" do
mock = mock()
mock.class.should_receive(:handle_no_task_error).with("to_s")
Thor::DynamicTask.new('to_s').run(mock)
end
end
describe "#dup" do
it "dup options hash" do
task = Thor::Task.new("can_has", nil, nil, nil, :foo => true, :bar => :required)
task.dup.options.delete(:foo)
task.options[:foo].must_not be_nil
end
end
describe "#run" do
it "runs a task by calling a method in the given instance" do
mock = mock()
mock.should_receive(:send).with("can_has", 1, 2, 3)
task.run(mock, [1, 2, 3])
end
it "raises an error if the method to be invoked is private" do
mock = mock()
mock.should_receive(:private_methods).and_return(['can_has'])
mock.class.should_receive(:handle_no_task_error).with("can_has")
task.run(mock)
end
end
end
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