mirror of
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341 lines
13 KiB
Ruby
341 lines
13 KiB
Ruby
# frozen_string_literal: true
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RSpec.describe PostAnalyzer do
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let(:default_topic_id) { 12 }
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let(:url) { "https://twitter.com/evil_trout/status/345954894420787200" }
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describe "#cook" do
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let(:post_analyzer) { PostAnalyzer.new nil, nil }
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let(:raw) { "Here's a tweet:\n#{url}" }
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let(:options) { {} }
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before { Oneboxer.stubs(:onebox) }
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it "fetches the cached onebox for any urls in the post" do
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Oneboxer.expects(:cached_onebox).with(url).returns("something")
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post_analyzer.cook(raw, options)
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expect(post_analyzer.found_oneboxes?).to be(true)
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end
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it "does not invalidate the onebox cache" do
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Oneboxer.expects(:invalidate).with(url).never
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post_analyzer.cook(raw, options)
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end
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context "when invalidating oneboxes" do
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let(:options) { { invalidate_oneboxes: true } }
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it "invalidates the oneboxes for urls in the post" do
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Oneboxer.expects(:invalidate).with url
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InlineOneboxer.expects(:invalidate).with url
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post_analyzer.cook(raw, options)
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end
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end
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it "does nothing when the cook_method is 'raw_html'" do
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cooked = post_analyzer.cook("Hello <div/> world", cook_method: Post.cook_methods[:raw_html])
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expect(cooked).to eq("Hello <div/> world")
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end
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it "does not interpret Markdown when cook_method is 'email' and raw contains plaintext" do
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cooked =
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post_analyzer.cook(
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"[plaintext]\n*this is not italic* and here is a link: https://www.example.com\n[/plaintext]",
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cook_method: Post.cook_methods[:email],
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)
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expect(cooked).to eq(
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'*this is not italic* and here is a link: <a href="https://www.example.com">https://www.example.com</a>',
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)
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end
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it "does interpret Markdown when cook_method is 'email' and raw does not contain plaintext" do
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cooked = post_analyzer.cook("*this is italic*", cook_method: Post.cook_methods[:email])
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expect(cooked).to eq("<p><em>this is italic</em></p>")
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end
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it "does interpret Markdown when cook_method is 'regular'" do
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cooked = post_analyzer.cook("*this is italic*", cook_method: Post.cook_methods[:regular])
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expect(cooked).to eq("<p><em>this is italic</em></p>")
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end
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it "does interpret Markdown when not cook_method is set" do
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cooked = post_analyzer.cook("*this is italic*")
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expect(cooked).to eq("<p><em>this is italic</em></p>")
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end
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it "should respect SiteSetting.max_oneboxes_per_post" do
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SiteSetting.max_oneboxes_per_post = 2
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Oneboxer.expects(:cached_onebox).with(url).returns("something").twice
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cooked = post_analyzer.cook(<<~RAW)
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#{url}
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#{url}
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#{url}
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RAW
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expect(cooked).to match_html(<<~HTML)
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<p>something</p>
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<p>something</p>
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<p><a href="#{url}" class="onebox" target="_blank" rel="noopener nofollow ugc">#{url}</a></p>
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HTML
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end
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end
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describe "links" do
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let(:raw_no_links) { "hello world my name is evil trout" }
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let(:raw_one_link_md) { "[jlawr](http://www.imdb.com/name/nm2225369)" }
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let(:raw_two_links_html) do
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"<a href='http://disneyland.disney.go.com/'>disney</a> <a href='http://reddit.com'>reddit</a>"
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end
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let(:raw_three_links) do
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"http://discourse.org and http://discourse.org/another_url and http://www.imdb.com/name/nm2225369"
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end
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let(:raw_elided) do
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"<details class='elided'>\n<summary title='Show trimmed content'>···</summary>\nhttp://discourse.org\n</details>"
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end
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describe "raw_links" do
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it "returns a blank collection for a post with no links" do
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post_analyzer = PostAnalyzer.new(raw_no_links, default_topic_id)
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expect(post_analyzer.raw_links).to be_blank
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end
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it "finds a link within markdown" do
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post_analyzer = PostAnalyzer.new(raw_one_link_md, default_topic_id)
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expect(post_analyzer.raw_links).to eq(["http://www.imdb.com/name/nm2225369"])
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end
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it "can find two links from html" do
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post_analyzer = PostAnalyzer.new(raw_two_links_html, default_topic_id)
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expect(post_analyzer.raw_links).to eq(
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%w[http://disneyland.disney.go.com/ http://reddit.com],
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)
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end
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it "can find three links without markup" do
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post_analyzer = PostAnalyzer.new(raw_three_links, default_topic_id)
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expect(post_analyzer.raw_links).to eq(
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%w[
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http://discourse.org
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http://discourse.org/another_url
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http://www.imdb.com/name/nm2225369
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],
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)
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end
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it "doesn't extract links from elided part" do
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post_analyzer = PostAnalyzer.new(raw_elided, default_topic_id)
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post_analyzer.expects(:cook).returns(
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"<p><details class='elided'>\n<summary title='Show trimmed content'>···</summary>\n<a href='http://discourse.org'>discourse.org</a>\n</details></p>",
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)
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expect(post_analyzer.raw_links).to be_blank
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end
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end
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describe "linked_hosts" do
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it "returns blank with no links" do
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post_analyzer = PostAnalyzer.new(raw_no_links, default_topic_id)
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expect(post_analyzer.linked_hosts).to be_blank
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end
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it "returns the host and a count for links" do
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post_analyzer = PostAnalyzer.new(raw_two_links_html, default_topic_id)
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expect(post_analyzer.linked_hosts).to eq("disneyland.disney.go.com" => 1, "reddit.com" => 1)
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end
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it "it counts properly with more than one link on the same host" do
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post_analyzer = PostAnalyzer.new(raw_three_links, default_topic_id)
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expect(post_analyzer.linked_hosts).to eq("discourse.org" => 1, "www.imdb.com" => 1)
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end
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end
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end
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describe "embedded_media_count" do
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let(:raw_post_one_image_md) { "![sherlock](http://bbc.co.uk/sherlock.jpg)" }
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let(:raw_post_two_images_html) do
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"<img src='http://discourse.org/logo.png'> <img src='http://bbc.co.uk/sherlock.jpg'>"
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end
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let(:raw_post_with_avatars) do
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'<img alt="smiley" title=":smiley:" src="/assets/emoji/smiley.png" class="avatar"> <img alt="wink" title=":wink:" src="/assets/emoji/wink.png" class="avatar">'
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end
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let(:raw_post_with_favicon) { '<img src="/images/favicons/discourse.png" class="favicon">' }
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let(:raw_post_with_thumbnail) { '<img src="/assets/emoji/smiley.png" class="thumbnail">' }
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let(:raw_post_with_two_classy_images) do
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"<img src='http://discourse.org/logo.png' class='classy'> <img src='http://bbc.co.uk/sherlock.jpg' class='classy'>"
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end
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let(:raw_post_with_two_embedded_media) do
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'<video width="950" height="700" controls><source src="https://bbc.co.uk/news.mp4" type="video/mp4"></video><audio controls><source type="audio/mpeg" src="https://example.com/audio.mp3"></audio>'
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end
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it "returns 0 images for an empty post" do
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post_analyzer = PostAnalyzer.new("Hello world", nil)
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expect(post_analyzer.embedded_media_count).to eq(0)
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end
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it "finds images from markdown" do
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post_analyzer = PostAnalyzer.new(raw_post_one_image_md, default_topic_id)
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expect(post_analyzer.embedded_media_count).to eq(1)
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end
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it "finds images from HTML" do
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post_analyzer = PostAnalyzer.new(raw_post_two_images_html, default_topic_id)
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expect(post_analyzer.embedded_media_count).to eq(2)
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end
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it "finds video and audio from HTML" do
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post_analyzer = PostAnalyzer.new(raw_post_with_two_embedded_media, default_topic_id)
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expect(post_analyzer.embedded_media_count).to eq(2)
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end
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it "doesn't count avatars as images" do
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post_analyzer = PostAnalyzer.new(raw_post_with_avatars, default_topic_id)
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PrettyText.stubs(:cook).returns(raw_post_with_avatars)
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expect(post_analyzer.embedded_media_count).to eq(0)
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end
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it "doesn't count favicons as images" do
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post_analyzer = PostAnalyzer.new(raw_post_with_favicon, default_topic_id)
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PrettyText.stubs(:cook).returns(raw_post_with_favicon)
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expect(post_analyzer.embedded_media_count).to eq(0)
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end
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it "doesn't count thumbnails as images" do
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post_analyzer = PostAnalyzer.new(raw_post_with_thumbnail, default_topic_id)
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PrettyText.stubs(:cook).returns(raw_post_with_thumbnail)
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expect(post_analyzer.embedded_media_count).to eq(0)
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end
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it "doesn't count allowlisted images" do
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Post.stubs(:allowed_image_classes).returns(["classy"])
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PrettyText.stubs(:cook).returns(raw_post_with_two_classy_images)
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post_analyzer = PostAnalyzer.new(raw_post_with_two_classy_images, default_topic_id)
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expect(post_analyzer.embedded_media_count).to eq(0)
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end
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end
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describe "link_count" do
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let(:raw_post_one_link_md) { "[sherlock](http://www.bbc.co.uk/programmes/b018ttws)" }
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let(:raw_post_two_links_html) do
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"<a href='http://discourse.org'>discourse</a> <a href='http://twitter.com'>twitter</a>"
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end
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let(:raw_post_with_mentions) { "hello @novemberkilo how are you doing?" }
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let(:raw_post_with_anchors) { "# hello world" }
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let(:raw_post_with_hashtags) do
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"a category #{Fabricate(:category).slug} and a tag #{Fabricate(:tag).name}"
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end
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it "returns 0 links for an empty post" do
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post_analyzer = PostAnalyzer.new("Hello world", nil)
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expect(post_analyzer.link_count).to eq(0)
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end
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it "returns 0 links for a post with mentions" do
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post_analyzer = PostAnalyzer.new(raw_post_with_mentions, default_topic_id)
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expect(post_analyzer.link_count).to eq(0)
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end
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it "returns 0 links for a post with anchors" do
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post_analyzer = PostAnalyzer.new(raw_post_with_anchors, default_topic_id)
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expect(post_analyzer.link_count).to eq(0)
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end
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it "returns 0 links for a post with mentions" do
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SiteSetting.tagging_enabled = true
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post_analyzer = PostAnalyzer.new(raw_post_with_hashtags, default_topic_id)
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expect(post_analyzer.link_count).to eq(0)
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end
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it "returns links with href=''" do
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post_analyzer = PostAnalyzer.new('<a href="">Hello world</a>', nil)
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expect(post_analyzer.link_count).to eq(1)
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end
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it "finds links from markdown" do
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Oneboxer.stubs :onebox
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post_analyzer = PostAnalyzer.new(raw_post_one_link_md, default_topic_id)
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expect(post_analyzer.link_count).to eq(1)
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end
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it "finds links from HTML" do
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post_analyzer = PostAnalyzer.new(raw_post_two_links_html, default_topic_id)
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post_analyzer.cook(raw_post_two_links_html, {})
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expect(post_analyzer.found_oneboxes?).to be(false)
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expect(post_analyzer.link_count).to eq(2)
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end
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end
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describe "raw_mentions" do
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it "returns an empty array with no matches" do
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post_analyzer = PostAnalyzer.new("Hello Jake and Finn!", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq([])
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end
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it "returns lowercase unique versions of the mentions" do
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post_analyzer = PostAnalyzer.new("@Jake @Finn @Jake", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(%w[jake finn])
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end
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it "ignores pre" do
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# note, CommonMark has rules for dealing with HTML, if your paragraph starts with it
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# it will no longer be an "inline" so this means that @Finn in this case would not be a mention
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post_analyzer = PostAnalyzer.new(". <pre>@Jake</pre> @Finn", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["finn"])
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end
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it "catches content between pre tags" do
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post_analyzer = PostAnalyzer.new(". <pre>hello</pre> @Finn <pre></pre>", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["finn"])
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end
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it "ignores code" do
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post_analyzer = PostAnalyzer.new("@Jake `@Finn`", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["jake"])
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end
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it "ignores code in markdown-formatted code blocks" do
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post_analyzer = PostAnalyzer.new(" @Jake @Finn\n@Ryan", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["ryan"])
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end
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it "ignores quotes" do
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post_analyzer =
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PostAnalyzer.new("[quote=\"Evil Trout\"]\n@Jake\n[/quote]\n @Finn", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["finn"])
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end
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it "ignores group mentions in quotes" do
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Fabricate(:group, name: "team")
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Fabricate(:group, name: "mods")
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post_analyzer =
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PostAnalyzer.new("[quote=\"Evil Trout\"]\n@team\n[/quote]\n @mods", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["mods"])
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end
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it "ignores oneboxes" do
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post_analyzer = PostAnalyzer.new("Hello @Jake\n#{url}", default_topic_id)
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post_analyzer.stubs(:cook).returns(
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"<p>Hello <span class=\"mention\">@Jake</span><br><a href=\"https://twitter.com/evil_trout/status/345954894420787200\" class=\"onebox\" target=\"_blank\" rel=\"nofollow noopener\">@Finn</a></p>",
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)
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expect(post_analyzer.raw_mentions).to eq(["jake"])
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end
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it "handles underscore in username" do
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post_analyzer = PostAnalyzer.new("@Jake @Finn @Jake_Old", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(%w[jake finn jake_old])
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end
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it "handles hyphen in groupname" do
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post_analyzer = PostAnalyzer.new("@org-board", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(["org-board"])
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end
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it "ignores emails" do
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post_analyzer = PostAnalyzer.new("1@test.com 1@best.com @best @not", default_topic_id)
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expect(post_analyzer.raw_mentions).to eq(%w[best not])
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end
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end
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end
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