mastodon/spec/lib/advanced_text_formatter_spec.rb

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require 'rails_helper'
RSpec.describe AdvancedTextFormatter do
describe '#to_s' do
let(:preloaded_accounts) { nil }
let(:content_type) { 'text/markdown' }
subject { described_class.new(text, preloaded_accounts: preloaded_accounts, content_type: content_type).to_s }
context 'given a markdown source' do
let(:content_type) { 'text/markdown' }
context 'given text containing plain text' do
let(:text) { 'text' }
it 'paragraphizes the text' do
is_expected.to eq '<p>text</p>'
end
end
context 'given text containing line feeds' do
let(:text) { "line\nfeed" }
it 'removes line feeds' do
is_expected.not_to include "\n"
end
end
context 'given some inline code using backticks' do
let(:text) { 'test `foo` bar' }
it 'formats code using <code>' do
is_expected.to include 'test <code>foo</code> bar'
end
end
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context 'given a block code' do
let(:text) { "test\n\n```\nint main(void) {\n return 0; // https://joinmastodon.org/foo\n}\n```\n" }
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it 'formats code using <pre> and <code>' do
is_expected.to include '<pre><code>int main'
end
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it 'does not strip leading spaces' do
is_expected.to include '> return 0'
end
it 'does not format links' do
is_expected.to include 'return 0; // https://joinmastodon.org/foo'
end
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end
context 'given a link in inline code using backticks' do
let(:text) { 'test `https://foo.bar/bar` bar' }
it 'does not rewrite the link' do
is_expected.to include 'test <code>https://foo.bar/bar</code> bar'
end
end
context 'given text with a local-domain mention' do
let(:text) { 'foo https://cb6e6126.ngrok.io/about/more' }
it 'creates a link' do
is_expected.to include '<a href="https://cb6e6126.ngrok.io/about/more"'
end
end
context 'given text containing linkable mentions' do
let(:preloaded_accounts) { [Fabricate(:account, username: 'alice')] }
let(:text) { '@alice' }
it 'creates a mention link' do
is_expected.to include '<a href="https://cb6e6126.ngrok.io/@alice" class="u-url mention">@<span>alice</span></a></span>'
end
end
context 'given text containing unlinkable mentions' do
let(:preloaded_accounts) { [] }
let(:text) { '@alice' }
it 'does not create a mention link' do
is_expected.to include '@alice'
end
end
context 'given a stand-alone medium URL' do
let(:text) { 'https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4' }
it 'matches the full URL' do
is_expected.to include 'href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"'
end
end
context 'given a stand-alone google URL' do
let(:text) { 'http://google.com' }
it 'matches the full URL' do
is_expected.to include 'href="http://google.com"'
end
end
context 'given a stand-alone URL with a newer TLD' do
let(:text) { 'http://example.gay' }
it 'matches the full URL' do
is_expected.to include 'href="http://example.gay"'
end
end
context 'given a stand-alone IDN URL' do
let(:text) { 'https://nic.みんな/' }
it 'matches the full URL' do
is_expected.to include 'href="https://nic.みんな/"'
end
it 'has display URL' do
is_expected.to include '<span class="">nic.みんな/</span>'
end
end
context 'given a URL with a trailing period' do
let(:text) { 'http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona. ' }
it 'matches the full URL but not the period' do
is_expected.to include 'href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"'
end
end
context 'given a URL enclosed with parentheses' do
let(:text) { '(http://google.com/)' }
it 'matches the full URL but not the parentheses' do
is_expected.to include 'href="http://google.com/"'
end
end
context 'given a URL with a trailing exclamation point' do
let(:text) { 'http://www.google.com!' }
it 'matches the full URL but not the exclamation point' do
is_expected.to include 'href="http://www.google.com"'
end
end
context 'given a URL with a trailing single quote' do
let(:text) { "http://www.google.com'" }
it 'matches the full URL but not the single quote' do
is_expected.to include 'href="http://www.google.com"'
end
end
end
context 'given a URL with a trailing angle bracket' do
let(:text) { 'http://www.google.com>' }
it 'matches the full URL but not the angle bracket' do
is_expected.to include 'href="http://www.google.com"'
end
end
context 'given a URL with a query string' do
context 'with escaped unicode character' do
let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink' }
it 'matches the full URL' do
is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;q=autolink"'
end
end
context 'with unicode character' do
let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓&q=autolink' }
it 'matches the full URL' do
is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=✓&amp;q=autolink"'
end
end
context 'with unicode character at the end' do
let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓' }
it 'matches the full URL' do
is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=✓"'
end
end
context 'with escaped and not escaped unicode characters' do
let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&utf81=✓&q=autolink' }
it 'preserves escaped unicode characters' do
is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;utf81=✓&amp;q=autolink"'
end
end
context 'given a URL with parentheses in it' do
let(:text) { 'https://en.wikipedia.org/wiki/Diaspora_(software)' }
it 'matches the full URL' do
is_expected.to include 'href="https://en.wikipedia.org/wiki/Diaspora_(software)"'
end
end
context 'given a URL in quotation marks' do
let(:text) { '"https://example.com/"' }
it 'does not match the quotation marks' do
is_expected.to include 'href="https://example.com/"'
end
end
context 'given a URL in angle brackets' do
let(:text) { '<https://example.com/>' }
it 'does not match the angle brackets' do
is_expected.to include 'href="https://example.com/"'
end
end
context 'given a URL containing unsafe code (XSS attack, invisible part)' do
let(:text) { %q{http://example.com/blahblahblahblah/a<script>alert("Hello")</script>} }
it 'does not include the HTML in the URL' do
is_expected.to include '"http://example.com/blahblahblahblah/a"'
end
it 'does not include a script tag' do
is_expected.to_not include '<script>'
end
end
context 'given text containing HTML code (script tag)' do
let(:text) { '<script>alert("Hello")</script>' }
it 'does not include a script tag' do
is_expected.to_not include '<script>'
end
end
context 'given text containing HTML (XSS attack)' do
let(:text) { %q{<img src="javascript:alert('XSS');">} }
it 'does not include the javascript' do
is_expected.to_not include 'href="javascript:'
end
end
context 'given an invalid URL' do
let(:text) { 'http://www\.google\.com' }
it 'outputs the raw URL' do
is_expected.to eq '<p>http://www\.google\.com</p>'
end
end
context 'given text containing a hashtag' do
let(:text) { '#hashtag' }
it 'creates a hashtag link' do
is_expected.to include '/tags/hashtag" class="mention hashtag" rel="tag">#<span>hashtag</span></a>'
end
end
context 'given text containing a hashtag with Unicode chars' do
let(:text) { '#hashtagタグ' }
it 'creates a hashtag link' do
is_expected.to include '/tags/hashtag%E3%82%BF%E3%82%B0" class="mention hashtag" rel="tag">#<span>hashtagタグ</span></a>'
end
end
context 'given text with a stand-alone xmpp: URI' do
let(:text) { 'xmpp:user@instance.com' }
it 'matches the full URI' do
is_expected.to include 'href="xmpp:user@instance.com"'
end
end
context 'given text with an xmpp: URI with a query-string' do
let(:text) { 'please join xmpp:muc@instance.com?join right now' }
it 'matches the full URI' do
is_expected.to include 'href="xmpp:muc@instance.com?join"'
end
end
context 'given text containing a magnet: URI' do
let(:text) { 'wikipedia gives this example of a magnet uri: magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a' }
it 'matches the full URI' do
is_expected.to include 'href="magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a"'
end
end
end
end
end