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Versions: 52
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Contents
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "Module#attr_accessor" do
it "creates a getter and setter for each given attribute name" do
c = Class.new do
attr_accessor :a, "b"
end
o = c.new
['a','b'].each do |x|
o.respond_to?(x).should == true
o.respond_to?("#{x}=").should == true
end
o.a = "a"
o.a.should == "a"
o.b = "b"
o.b.should == "b"
o.a = o.b = nil
o.send(:a=,"a")
o.send(:a).should == "a"
o.send(:b=, "b")
o.send(:b).should == "b"
end
it "allows creating an attr_accessor on an immediate class" do
class Integer
attr_accessor :spec_attr_accessor
end
1.spec_attr_accessor = "a"
1.spec_attr_accessor.should == "a"
end
it "converts non string/symbol/fixnum names to strings using to_str" do
(o = mock('test')).should_receive(:to_str).any_number_of_times.and_return("test")
c = Class.new do
attr_accessor o
end
c.new.respond_to?("test").should == true
c.new.respond_to?("test=").should == true
end
it "raises a TypeError when the given names can't be converted to strings using to_str" do
o = mock('o')
lambda { Class.new { attr_accessor o } }.should raise_error(TypeError)
(o = mock('123')).should_receive(:to_str).and_return(123)
lambda { Class.new { attr_accessor o } }.should raise_error(TypeError)
end
it "applies current visibility to methods created" do
c = Class.new do
protected
attr_accessor :foo
end
lambda { c.new.foo }.should raise_error(NoMethodError)
lambda { c.new.foo=1 }.should raise_error(NoMethodError)
end
end
Version data entries
52 entries across 52 versions & 2 rubygems