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978f932 Oct 29, 2012
@myronmarston @Jacobkg
65 lines (55 sloc) 1.91 KB
module VCR
# Provides integration with Cucumber using tags.
class CucumberTags
class << self
# @private
def tags
@tags.dup
end
# @private
def add_tag(tag)
@tags << tag
end
end
@tags = []
# @private
def initialize(main_object)
@main_object = main_object
end
# Adds `Before` and `After` cucumber hooks for the named tags that
# will cause a VCR cassette to be used for scenarios with matching tags.
#
# @param [Array<String>] tag_names the cucumber scenario tags
# @param [(optional) Hash] options the cassette options. Specify
# `:use_scenario_name => true` to automatically name the
# cassette according to the scenario name.
def tags(*tag_names)
original_options = tag_names.last.is_a?(::Hash) ? tag_names.pop : {}
tag_names.each do |tag_name|
tag_name = "@#{tag_name}" unless tag_name =~ /\A@/
# It would be nice to use an Around hook here, but
# cucumber has a bug: background steps do not run
# within an around hook.
# https://gist.github.com/652968
@main_object.Before(tag_name) do |scenario|
options = original_options.dup
cassette_name = if options.delete(:use_scenario_name)
feature = scenario.respond_to?(:scenario_outline) ? scenario.scenario_outline.feature : scenario.feature
name = feature.name.split("\n").first
name << "/#{scenario.scenario_outline.name}" if scenario.respond_to?(:scenario_outline)
name << "/#{scenario.name.split("\n").first}"
name
else
"cucumber_tags/#{tag_name.gsub(/\A@/, '')}"
end
VCR.insert_cassette(cassette_name, options)
end
@main_object.After(tag_name) do
VCR.eject_cassette
end
self.class.add_tag(tag_name)
end
end
alias :tag :tags
end
end