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require 'active_support/concern'
require 'active_support/callbacks'
module ActiveSupport
module Testing
module SetupAndTeardown
extend ActiveSupport::Concern
included do
include ActiveSupport::Callbacks
define_callbacks :setup, :teardown
if defined?(MiniTest::Assertions) && TestCase < MiniTest::Assertions
include ForMiniTest
else
include ForClassicTestUnit
end
end
module ClassMethods
def setup(*args, &block)
set_callback(:setup, :before, *args, &block)
end
def teardown(*args, &block)
set_callback(:teardown, :after, *args, &block)
end
end
module ForMiniTest
PASSTHROUGH_EXCEPTIONS = MiniTest::Unit::TestCase::PASSTHROUGH_EXCEPTIONS rescue [NoMemoryError, SignalException, Interrupt, SystemExit]
def run(runner)
result = '.'
begin
run_callbacks :setup do
result = super
end
rescue *PASSTHROUGH_EXCEPTIONS => e
raise e
rescue Exception => e
result = runner.puke(self.class, method_name, e)
ensure
begin
run_callbacks :teardown
rescue *PASSTHROUGH_EXCEPTIONS => e
raise e
rescue Exception => e
result = runner.puke(self.class, method_name, e)
end
end
result
end
end
module ForClassicTestUnit
# For compatibility with Ruby < 1.8.6
PASSTHROUGH_EXCEPTIONS = Test::Unit::TestCase::PASSTHROUGH_EXCEPTIONS rescue [NoMemoryError, SignalException, Interrupt, SystemExit]
# This redefinition is unfortunate but test/unit shows us no alternative.
# Doubly unfortunate: hax to support Mocha's hax.
def run(result)
return if @method_name.to_s == "default_test"
mocha_counter = retrieve_mocha_counter(result)
yield(Test::Unit::TestCase::STARTED, name)
@_result = result
begin
begin
run_callbacks :setup do
setup
__send__(@method_name)
mocha_verify(mocha_counter) if mocha_counter
end
rescue Mocha::ExpectationError => e
add_failure(e.message, e.backtrace)
rescue Test::Unit::AssertionFailedError => e
add_failure(e.message, e.backtrace)
rescue Exception => e
raise if PASSTHROUGH_EXCEPTIONS.include?(e.class)
add_error(e)
ensure
begin
teardown
run_callbacks :teardown
rescue Test::Unit::AssertionFailedError => e
add_failure(e.message, e.backtrace)
rescue Exception => e
raise if PASSTHROUGH_EXCEPTIONS.include?(e.class)
add_error(e)
end
end
ensure
mocha_teardown if mocha_counter
end
result.add_run
yield(Test::Unit::TestCase::FINISHED, name)
end
protected
def retrieve_mocha_counter(result) #:nodoc:
if respond_to?(:mocha_verify) # using mocha
if defined?(Mocha::TestCaseAdapter::AssertionCounter)
Mocha::TestCaseAdapter::AssertionCounter.new(result)
else
Mocha::Integration::TestUnit::AssertionCounter.new(result)
end
end
end
end
end
end
end
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