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|
# -----------------------------------------------------------------------------
#
# Blockenspiel module tests
#
# This file contains tests for DSL module inclusion.
#
# -----------------------------------------------------------------------------
# Copyright 2008-2011 Daniel Azuma
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# * Neither the name of the copyright holder, nor the names of any other
# contributors to this software, may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# -----------------------------------------------------------------------------
;
require 'minitest/autorun'
require 'blockenspiel'
module Blockenspiel
module Tests # :nodoc:
class TestModules < ::Minitest::Test # :nodoc:
class Target1
include ::Blockenspiel::DSL
def initialize
@hash = ::Hash.new
end
def set_value(key_, value_)
@hash[key_] = value_
end
def _helper_method(key_, value_)
@hash[key_] = value_
end
def get_value(key_)
@hash[key_]
end
dsl_method :get_value, false
def get_value2(key_)
@hash[key_]
end
dsl_method :get_value2, false
end
module Module2
def set_value(key_, value_)
@hash[key_] = value_
end
def _get_value(key_)
@hash[key_]
end
end
class Target2a
include ::Blockenspiel::DSL
def initialize
@hash = ::Hash.new
end
include Module2
end
class Target2b
include ::Blockenspiel::DSL
def initialize
@hash = ::Hash.new
end
end
class Target2c < Target2b
include Module2
end
# Helper method
def get_value(key_)
return :helper
end
# Test simple usage.
#
# * Asserts that methods are mixed in to self.
# * Asserts that methods are removed from self afterward.
# * Asserts that the specified target object still receives the messages.
def test_simple_target
block_ = ::Proc.new do
set_value(:a, 1)
end
target_ = Target1.new
::Blockenspiel.invoke(block_, target_)
assert(!self.respond_to?(:set_value))
assert_equal(1, target_.get_value(:a))
end
# Test omissions.
#
# * Asserts that underscore methods are not mixed in.
# * Asserts that methods that are turned off after the fact cannot be called.
def test_omissions
block_ = ::Proc.new do
set_value(:a, 1)
assert(!self.respond_to?(:_helper_method))
assert_equal(:helper, get_value(:a))
assert_raises(::NoMethodError) do
get_value2(:a)
end
end
target_ = Target1.new
::Blockenspiel.invoke(block_, target_)
end
# Test module inclusion.
#
# * Asserts that methods from an included module are handled.
def test_simple_module_inclusion
block_ = ::Proc.new do
set_value(:a, 1)
assert(!self.respond_to?(:_get_value))
end
target_ = Target2a.new
::Blockenspiel.invoke(block_, target_)
assert_equal(1, target_._get_value(:a))
end
# Test module inclusion from a subclass
#
# * Asserts that a module can be included from a DSL subclass.
def test_simple_module_inclusion_from_subclass
block_ = ::Proc.new do
set_value(:a, 1)
assert(!self.respond_to?(:_get_value))
end
target_ = Target2c.new
::Blockenspiel.invoke(block_, target_)
assert_equal(1, target_._get_value(:a))
end
end
end
end
|
