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tag: v2.99.0.beta1
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require 'delegate'
require 'active_support/concern'
module RSpec
module Rails
if ::Rails::VERSION::STRING >= '4.1.0'
gem 'minitest'
require 'minitest/assertions'
Assertions = Minitest::Assertions
else
require 'test/unit/assertions'
Assertions = Test::Unit::Assertions
end
# @api private
class AssertionDelegator < Module
# @api private
def initialize(*assertion_modules)
assertion_class = Class.new(SimpleDelegator) do
include ::RSpec::Rails::Assertions
include ::RSpec::Rails::MinitestCounters
assertion_modules.each { |mod| include mod }
end
super() do
# @api private
define_method :build_assertion_instance do
assertion_class.new(self)
end
# @api private
def assertion_instance
@assertion_instance ||= build_assertion_instance
end
assertion_modules.each do |mod|
mod.public_instance_methods.each do |method|
next if method == :method_missing || method == "method_missing"
class_eval <<-EOM, __FILE__, __LINE__ + 1
def #{method}(*args, &block)
assertion_instance.send(:#{method}, *args, &block)
end
EOM
end
end
end
end
end
# Adapts example groups for `Minitest::Test::LifecycleHooks`
#
# @api private
module MinitestLifecycleAdapter
extend ActiveSupport::Concern
included do |group|
group.before { after_setup }
group.after { before_teardown }
group.around do |example|
before_setup
example.run
after_teardown
end
end
def before_setup
end
def after_setup
end
def before_teardown
end
def after_teardown
end
end
# @api private
module MinitestCounters
# @api private
def assertions
@assertions ||= 0
end
# @api private
def assertions=(assertions)
@assertions = assertions
end
end
# @api private
module SetupAndTeardownAdapter
extend ActiveSupport::Concern
module ClassMethods
# @api private
#
# Wraps `setup` calls from within Rails' testing framework in `before`
# hooks.
def setup(*methods)
methods.each do |method|
if method.to_s =~ /^setup_(fixtures|controller_request_and_response)$/
prepend_before { send method }
else
before { send method }
end
end
end
# @api private
#
# Wraps `teardown` calls from within Rails' testing framework in
# `after` hooks.
def teardown(*methods)
methods.each { |method| after { send method } }
end
end
# @api private
def method_name
@example
end
end
# @private
module MinitestAssertionAdapter
extend ActiveSupport::Concern
module ClassMethods
# @api private
#
# Returns the names of assertion methods that we want to expose to
# examples without exposing non-assertion methods in Test::Unit or
# Minitest.
def assertion_method_names
::RSpec::Rails::Assertions.public_instance_methods.select{|m| m.to_s =~ /^(assert|flunk|refute)/} +
[:build_message]
end
# @api private
def define_assertion_delegators
assertion_method_names.each do |m|
class_eval <<-CODE, __FILE__, __LINE__ + 1
def #{m}(*args, &block)
assertion_delegator.send :#{m}, *args, &block
end
CODE
end
end
end
# @api private
class AssertionDelegator
include ::RSpec::Rails::Assertions
include ::RSpec::Rails::MinitestCounters
end
# @api private
def assertion_delegator
@assertion_delegator ||= AssertionDelegator.new
end
included do
define_assertion_delegators
end
end
# Backwards compatibility. It's unlikely that anyone is using this
# constant, but we had forgotten to mark it as `@private` earlier
#
# @api private
TestUnitAssertionAdapter = MinitestAssertionAdapter
end
end
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