1require "rails_helper"
 2
 3describe ApplicationHelper do
 4  describe "#gravatar_for" do
 5    let(:user) { build(:user) }
 6
 7    it "returns the gravatar image tag" do
 8      expected = "<img alt=\"#{user.username}\" " +
 9        "class=\"gravatar\" " +
10        "src=\"https://secure.gravatar.com/avatar/" +
11        "#{user.gravatar_id}?s=260&amp;d=mm\" />"
12      expect(gravatar_for(user)).to eql(expected)
13    end
14  end
15end