Contents

require "spec_helper"

describe Object, ".aattr_initialize" do
  it "creates an initializer and public readers" do
    klass = Class.new do
      aattr_initialize :foo, :bar
    end

    example = klass.new("Foo", "Bar")

    example.foo.must_equal "Foo"
  end

  it "creates public writers" do
    klass = Class.new do
      aattr_initialize :foo, :bar
    end

    example = klass.new("Foo", "Bar")
    example.foo = "Baz"

    example.foo.must_equal "Baz"
  end

  it "works with hash ivars" do
    klass = Class.new do
      aattr_initialize :foo, [:bar, :baz!]
    end

    example = klass.new("Foo", bar: "Bar", baz: "Baz")

    example.baz.must_equal "Baz"
  end

  it "accepts a block for initialization" do
    klass = Class.new do
      aattr_initialize :value do
        @copy = @value
      end

      attr_reader :copy
    end

    example = klass.new("expected")

    example.copy.must_equal "expected"
  end

  it "accepts the alias attr_accessor_initialize" do
    klass = Class.new do
      attr_accessor_initialize :foo, :bar
    end

    example = klass.new("Foo", "Bar")

    example.foo.must_equal "Foo"
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
attr_extras-6.2.0	spec/attr_extras/aattr_initialize_spec.rb
attr_extras-6.1.0	spec/attr_extras/aattr_initialize_spec.rb