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# -----------------------------------------------------------------------------
#
# Blockenspiel dsl attribute tests
#
# This file contains tests for the dsl attribute directives.
#
# -----------------------------------------------------------------------------
# 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 'test/unit'
require 'blockenspiel'
module Blockenspiel
module Tests # :nodoc:
class TestDSLAttrs < ::Test::Unit::TestCase # :nodoc:
class WriterTarget < ::Blockenspiel::Base
dsl_attr_writer(:attr1, :attr2)
end
class AccessorTarget < ::Blockenspiel::Base
dsl_attr_accessor(:attr1, :attr2)
end
# Test dsl attr writer in a parametered block
#
# * Asserts that the standard setter syntax works
# * Asserts that the alternate setter syntax works
def test_writer_parametered
block_ = ::Proc.new do |param_|
param_.attr1 = 1
assert_equal(2, param_.attr2(2))
end
target_ = WriterTarget.new
::Blockenspiel.invoke(block_, target_)
assert_equal(1, target_.instance_variable_get(:@attr1))
assert_equal(2, target_.instance_variable_get(:@attr2))
end
# Test dsl attr writer in a parameterless block
#
# * Asserts that the alternate setter syntax works
def test_writer_parameterless
block_ = ::Proc.new do
assert_equal(2, attr2(2))
end
target_ = WriterTarget.new
::Blockenspiel.invoke(block_, target_)
assert_equal(false, target_.instance_variable_defined?(:@attr1))
assert_equal(2, target_.instance_variable_get(:@attr2))
end
# Test dsl attr accessor in a parametered block
#
# * Asserts that the standard setter syntax works
# * Asserts that the alternate setter syntax works
# * Asserts that the getter syntax works
def _test_accessor_parametered
block_ = ::Proc.new do |param_|
param_.attr1 = 1
assert_equal(2, param_.attr2(2))
assert_equal(2, param_.attr2)
end
target_ = AccessorTarget.new
::Blockenspiel.invoke(block_, target_)
assert_equal(1, target_.instance_variable_get(:@attr1))
assert_equal(2, target_.instance_variable_get(:@attr2))
end
# Test dsl attr accessor in a parameterless block
#
# * Asserts that the alternate setter syntax works
# * Asserts that the getter syntax works
def test_accessor_parameterless
block_ = ::Proc.new do
assert_equal(2, attr2(2))
assert_equal(2, attr2)
end
target_ = AccessorTarget.new
::Blockenspiel.invoke(block_, target_)
assert_equal(false, target_.instance_variable_defined?(:@attr1))
assert_equal(2, target_.instance_variable_get(:@attr2))
end
end
end
end
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