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# -----------------------------------------------------------------------------
#
# Blockenspiel basic tests
#
# This file contains tests for the simple use cases.
#
# -----------------------------------------------------------------------------
# Copyright 2008 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 TestBasic < ::Minitest::Test # :nodoc:
class SimpleTarget < ::Blockenspiel::Base
def initialize
@hash = ::Hash.new
end
def set_value(key_, value_)
@hash[key_] = value_
end
def set_value_by_block(key_)
@hash[key_] = yield
end
def get_value(key_)
@hash[key_]
end
dsl_method :get_value, false
end
# Test basic usage with a parameter object.
#
# * Asserts that methods are not mixed in to self.
# * Asserts that the specified target object does in fact receive the block messages.
def test_basic_param
block_ = ::Proc.new do |t_|
t_.set_value(:a, 1)
t_.set_value_by_block(:b){ 2 }
assert(!self.respond_to?(:set_value))
assert(!self.respond_to?(:set_value_by_block))
end
target_ = SimpleTarget.new
::Blockenspiel.invoke(block_, target_)
assert_equal(1, target_.get_value(:a))
assert_equal(2, target_.get_value(:b))
end
# Test basic usage with a delegator.
#
# * Asserts that the specified target object receives the messages.
# * Asserts that methods from the surrounding context are also available.
# * Asserts that methods are not present in self afterward.
def test_basic_parameterless
block_ = ::Proc.new do
set_value(:a, 1)
set_value_by_block(:b){ 2 }
assert(true)
end
target_ = SimpleTarget.new
::Blockenspiel.invoke(block_, target_)
assert(!self.respond_to?(:set_value))
assert(!self.respond_to?(:set_value_by_block))
assert_equal(1, target_.get_value(:a))
assert_equal(2, target_.get_value(:b))
end
# Test basic usage with a builder.
#
# * Asserts that the receivers are called.
# * Asserts that receivers with blocks are handled properly.
def test_basic_builder
block_ = ::Proc.new do
set_value(:a, 1)
set_value_by_block(:b){ 2 }
end
hash_ = ::Hash.new
::Blockenspiel.invoke(block_) do
add_method(:set_value) do |key_, value_|
hash_[key_] = value_
end
add_method(:set_value_by_block, :block => true) do |bl_, key_|
hash_[key_] = bl_.call
end
end
assert_equal(1, hash_[:a])
assert_equal(2, hash_[:b])
end
# Test basic usage with a string.
#
# * Asserts that the specified target object receives the messages.
def test_basic_string
string_ = <<-STR
set_value(:a, 1)
set_value_by_block(:b){ 2 }
STR
target_ = SimpleTarget.new
::Blockenspiel.invoke(string_, target_)
assert(!self.respond_to?(:set_value))
assert_equal(1, target_.get_value(:a))
assert_equal(2, target_.get_value(:b))
end
# Test basic usage with a file.
#
# * Asserts that the specified target object receives the messages.
def test_basic_file
target_ = SimpleTarget.new
::Blockenspiel.invoke(target_, :file => "#{File.dirname(__FILE__)}/files/file1.rb")
assert(!self.respond_to?(:set_value))
assert_equal(1, target_.get_value(:a))
assert_equal(2, target_.get_value(:b))
end
end
end
end
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