require "spec_helper" describe Object, ".vattr_initialize" do it "creates initializer, value readers and value object identity" do klass = Class.new do vattr_initialize :foo, :bar end example1 = klass.new("Foo", "Bar") example2 = klass.new("Foo", "Bar") _(example1.foo).must_equal "Foo" _(example1).must_equal example2 end it "works with hash ivars" do klass = Class.new do vattr_initialize :foo, [:bar, :baz!] end example1 = klass.new("Foo", bar: "Bar", baz: "Baz") example2 = klass.new("Foo", bar: "Bar", baz: "Baz") _(example1.baz).must_equal "Baz" _(example1).must_equal example2 end it "works with hash ivars and default values" do klass = Class.new do vattr_initialize :foo, [ bar: "Bar", baz!: "Baz" ] end example1 = klass.new("Foo") example2 = klass.new("Foo") _(example1.baz).must_equal "Baz" _(example1).must_equal example2 end it "can accept an initializer block" do called = false klass = Class.new do vattr_initialize :value do called = true end end klass.new("expected") _(called).must_equal true end it "accepts the alias attr_value_initialize" do klass = Class.new do attr_value_initialize :foo, :bar end example1 = klass.new("Foo", "Bar") example2 = klass.new("Foo", "Bar") _(example1.foo).must_equal "Foo" _(example1).must_equal example2 end end