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Versions: 13
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Contents
module Spec
module Example
class SharedExampleGroup < Module
module ClassMethods
def add_shared_example_group(new_example_group)
guard_against_redefining_existing_example_group(new_example_group)
shared_example_groups << new_example_group
end
def find_shared_example_group(example_group_description)
shared_example_groups.find do |b|
b.description == example_group_description
end
end
def shared_example_groups
@shared_example_groups ||= []
end
private
def guard_against_redefining_existing_example_group(new_example_group)
existing_example_group = find_shared_example_group(new_example_group.description)
return unless existing_example_group
return if new_example_group.equal?(existing_example_group)
return if spec_path(new_example_group) == spec_path(existing_example_group)
raise ArgumentError.new("Shared Example '#{existing_example_group.description}' already exists")
end
def spec_path(example_group)
File.expand_path(example_group.spec_path)
end
end
extend ClassMethods
include ExampleGroupMethods
def initialize(*args, &example_group_block)
describe(*args)
@example_group_block = example_group_block
self.class.add_shared_example_group(self)
end
def included(mod) # :nodoc:
mod.module_eval(&@example_group_block)
end
def each_ancestor_example_group_class(superclass_last=false)
yield self
end
end
end
end
Version data entries
13 entries across 13 versions & 5 rubygems