instiki/vendor/rails/activesupport/test/core_ext/module/attr_internal_test.rb
2007-02-09 17:12:31 -06:00

53 lines
1.7 KiB
Ruby

require File.dirname(__FILE__) + '/../../abstract_unit'
class AttrInternalTest < Test::Unit::TestCase
def setup
@target = Class.new
@instance = @target.new
end
def test_attr_internal_reader
assert_nothing_raised { @target.attr_internal_reader :foo }
assert !@instance.instance_variables.include?('@_foo')
assert_raise(NoMethodError) { @instance.foo = 1 }
@instance.instance_variable_set('@_foo', 1)
assert_nothing_raised { assert_equal 1, @instance.foo }
end
def test_attr_internal_writer
assert_nothing_raised { @target.attr_internal_writer :foo }
assert !@instance.instance_variables.include?('@_foo')
assert_nothing_raised { assert_equal 1, @instance.foo = 1 }
assert_equal 1, @instance.instance_variable_get('@_foo')
assert_raise(NoMethodError) { @instance.foo }
end
def test_attr_internal_accessor
assert_nothing_raised { @target.attr_internal :foo }
assert !@instance.instance_variables.include?('@_foo')
assert_nothing_raised { assert_equal 1, @instance.foo = 1 }
assert_equal 1, @instance.instance_variable_get('@_foo')
assert_nothing_raised { assert_equal 1, @instance.foo }
end
def test_attr_internal_naming_format
assert_equal '@_%s', @target.attr_internal_naming_format
assert_nothing_raised { @target.attr_internal_naming_format = '@abc%sdef' }
@target.attr_internal :foo
assert !@instance.instance_variables.include?('@_foo')
assert !@instance.instance_variables.include?('@abcfoodef')
assert_nothing_raised { @instance.foo = 1 }
assert !@instance.instance_variables.include?('@_foo')
assert @instance.instance_variables.include?('@abcfoodef')
ensure
@target.attr_internal_naming_format = '@_%s'
end
end