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Contents
module RSpec
module Core
module SharedExampleGroup
def share_examples_for(name, &block)
ensure_shared_example_group_name_not_taken(name)
RSpec.world.shared_example_groups[name] = block
end
alias :shared_examples_for :share_examples_for
def share_as(name, &block)
if Object.const_defined?(name)
mod = Object.const_get(name)
raise_name_error unless mod.created_from_caller(caller)
end
mod = Module.new do
@shared_block = block
@caller_line = caller.last
def self.created_from_caller(other_caller)
@caller_line == other_caller.last
end
def self.included(kls)
kls.describe(&@shared_block)
kls.children.first.metadata[:shared_group_name] = name
end
end
shared_const = Object.const_set(name, mod)
RSpec.world.shared_example_groups[shared_const] = block
end
private
def raise_name_error
raise NameError, "The first argument (#{name}) to share_as must be a legal name for a constant not already in use."
end
def ensure_shared_example_group_name_not_taken(name)
if RSpec.world.shared_example_groups.has_key?(name)
raise ArgumentError.new("Shared example group '#{name}' already exists")
end
end
end
end
end
include RSpec::Core::SharedExampleGroup
Version data entries
8 entries across 8 versions & 2 rubygems