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# -----------------------------------------------------------------------------
#
# Blockenspiel dsl method tests
#
# This file contains tests for the dsl method 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 'minitest/autorun'
require 'blockenspiel'
module Blockenspiel
module Tests # :nodoc:
class TestDSLMethods < ::Minitest::Test # :nodoc:
class Target1 < ::Blockenspiel::Base
def initialize(hash_)
@hash = hash_
end
def set_value1(key_, value_)
@hash["#{key_}1"] = value_
end
def set_value2(key_)
@hash["#{key_}2"] = yield
end
def _set_value3(key_, value_)
@hash["#{key_}3"] = value_
end
end
class Target2 < ::Blockenspiel::Base
def initialize(hash_)
@hash = hash_
end
dsl_methods false
def set_value1(key_, value_)
@hash["#{key_}1"] = value_
end
dsl_methods true
def set_value2(key_)
@hash["#{key_}2"] = yield
end
def _set_value3(key_, value_)
@hash["#{key_}3"] = value_
end
end
class Target3 < ::Blockenspiel::Base
def initialize(hash_)
@hash = hash_
end
dsl_methods false
def set_value1(key_, value_)
@hash["#{key_}1"] = value_
end
dsl_method :set_value1
def set_value2(key_)
@hash["#{key_}2"] = yield
end
dsl_method :renamed_set_value2, :set_value2
dsl_method :another_set_value2, :set_value2
end
class Target4 < ::Blockenspiel::Base
def initialize(hash_)
@hash = hash_
end
def set_value1(key_, value_)
@hash["#{key_}1"] = value_
end
dsl_method :set_value1, false
def set_value2(key_)
@hash["#{key_}2"] = yield
end
dsl_method :set_value2, false
dsl_method :renamed_set_value2, :set_value2
end
class Target5a < ::Blockenspiel::Base
def initialize(hash_)
@hash = hash_
end
def set_value1(key_, value_)
@hash["#{key_}1"] = value_
end
def set_value2(key_)
@hash["#{key_}2"] = yield
end
def set_value3(key_, value_)
@hash["#{key_}3"] = value_
end
def set_value4(key_, value_)
@hash["#{key_}4"] = value_
end
dsl_method :set_value4, false
dsl_method :renamed_set_value4, :set_value4
end
class Target5b < Target5a
def set_value1(key_, value_)
@hash["#{key_}1sub"] = value_
end
dsl_method :set_value3, false
def set_value5(key_, value_)
@hash["#{key_}5"] = value_
end
end
class Target6 < ::Blockenspiel::Base
def initialize(hash_)
@hash = hash_
end
dsl_methods false
def set_value1(key_, value_)
@hash["#{key_}1"] = value_
end
def set_value2(key_)
@hash["#{key_}2"] = yield
end
dsl_methods :set_value1, :renamed_set_value2 => :set_value2
end
# Test default dsl method setting.
#
# * Asserts the right dsl methods are added for the default setting.
def test_default_setting
hash_ = ::Hash.new
block_ = ::Proc.new do
set_value1('a', 1)
set_value2('b'){ 2 }
assert_raises(::NoMethodError){ _set_value3('c', 3) }
end
::Blockenspiel.invoke(block_, Target1.new(hash_))
assert_equal(1, hash_['a1'])
assert_equal(2, hash_['b2'])
assert_nil(hash_['c3'])
end
# Test dsl_methods true and false switching.
#
# * Asserts that dsl_methods false turns off automatic method creation.
# * Asserts that dsl_methods true turns on automatic method creation.
# * Asserts that underscore methods are added in dsl_methods true mode.
def test_onoff_switching
hash_ = ::Hash.new
block_ = ::Proc.new do
assert_raises(::NoMethodError){ _set_value1('a', 1) }
set_value2('b'){ 2 }
_set_value3('c', 3)
end
::Blockenspiel.invoke(block_, Target2.new(hash_))
assert_nil(hash_['a1'])
assert_equal(2, hash_['b2'])
assert_equal(3, hash_['c3'])
end
# Test dsl_methods explicit adding.
#
# * Asserts that adding an explicit dsl method works.
# * Asserts that adding an explicit dsl method with a different name works.
def test_explicit_add
hash_ = ::Hash.new
block_ = ::Proc.new do
set_value1('a', 1)
assert_raises(::NoMethodError){ set_value2('b'){ 2 } }
renamed_set_value2('c'){ 3 }
another_set_value2('d'){ 4 }
end
::Blockenspiel.invoke(block_, Target3.new(hash_))
assert_equal(1, hash_['a1'])
assert_nil(hash_['b2'])
assert_equal(3, hash_['c2'])
assert_equal(4, hash_['d2'])
end
# Test dsl_methods explicit removing.
#
# * Asserts that removing a dsl method works.
# * Asserts that re-adding a removed method with a different name works.
def test_explicit_removing
hash_ = ::Hash.new
block_ = ::Proc.new do
assert_raises(::NoMethodError){ set_value1('a', 1) }
assert_raises(::NoMethodError){ set_value2('b'){ 2 } }
renamed_set_value2('c'){ 3 }
end
::Blockenspiel.invoke(block_, Target4.new(hash_))
assert_nil(hash_['a1'])
assert_nil(hash_['b2'])
assert_equal(3, hash_['c2'])
end
# Test dsl method setting with subclasses
#
# * Asserts that modules are properly inherited.
# * Asserts that method overriding is done correctly.
def test_subclassing
hash_ = ::Hash.new
block_ = ::Proc.new do
set_value1('a', 1)
set_value2('b'){ 2 }
assert_raises(::NoMethodError){ set_value3('c', 3) }
assert_raises(::NoMethodError){ set_value4('d', 4) }
renamed_set_value4('e', 5)
set_value5('f', 6)
end
::Blockenspiel.invoke(block_, Target5b.new(hash_))
assert_equal(1, hash_['a1sub'])
assert_equal(2, hash_['b2'])
assert_nil(hash_['c3'])
assert_nil(hash_['d4'])
assert_equal(5, hash_['e4'])
assert_equal(6, hash_['f5'])
end
# Test dsl_methods with multiple parameters.
#
# * Asserts that hash syntax for dsl_methods works.
# * Asserts that combined array and hash parameters works.
def test_multiple_dsl_methods
hash_ = ::Hash.new
block_ = ::Proc.new do
set_value1('a', 1)
renamed_set_value2('b'){ 2 }
assert_raises(::NoMethodError){ set_value2('c', 3) }
end
::Blockenspiel.invoke(block_, Target6.new(hash_))
assert_equal(1, hash_['a1'])
assert_equal(2, hash_['b2'])
end
end
end
end
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