gistfile1.rb

module RadioChannels  
  def self.get_data(url)
    # Some code
  end

  def mixed_in_method(url)
    RadioChannels.get_data(url)
  end
end

class Example

  include RadioChannels

  def call_mixed_in_method(arg)
    mixed_in_method(arg)
  end

end

describe "setting expectations on a Module's pseudo-self methods" do
  before do
    RadioChannels.should_receive(:get_data).with('foo')
  end

  it "calls 'pseudo-module-self' methods via a mixed in method" do
    example = Example.new
    example.mixed_in_method('foo')
  end
end