require "spec_helper"

app_require "commands/feeds/find_new_stories"

describe FindNewStories do

describe "#new_stories" do

context "the feed has not been updated" do

it "should find zero new stories" do

feed = stub(last_modified: Time.new(2013, 1, 1))

result = FindNewStories.new(feed, Time.new(2013, 1, 2)).new_stories

result.should be_empty

end

end

context "the feed has been updated" do

it "should return stories that are new based on published date" do

new_story = stub(published: Time.new(2013, 1, 5))

old_story = stub(published: Time.new(2013, 1, 1))

feed = stub(last_modified: Time.new(2013, 1, 5), entries: [new_story, old_story])

result = FindNewStories.new(feed, Time.new(2013, 1, 3)).new_stories

result.should eq [new_story]

end

end

context "the feed does not report last_modified" do

it "should check all stories and compare published time" do

new_story = stub(published: Time.new(2013, 1, 5))

old_story = stub(published: Time.new(2013, 1, 1))

feed = stub(last_modified: nil, entries: [new_story, old_story])

result = FindNewStories.new(feed, Time.new(2013, 1, 3)).new_stories

result.should eq [new_story]

end

end

context "the feed has no timekeeping" do

it "should scan until matching the last url" do

new_story = stub(published: nil, url: "http://blog.com/new-story")

old_story = stub(published: nil, url: "http://blog.com/old-story")

feed = stub(last_modified: nil, entries: [new_story, old_story])

result = FindNewStories.new(feed, Time.new(2013, 1, 3), "http://blog.com/old-story").new_stories

result.should eq [new_story]

end

end

end

end