discourse/spec/components/text_sentinel_spec.rb

153 lines
4.9 KiB
Ruby

# encoding: utf-8
require 'rails_helper'
require 'text_sentinel'
describe TextSentinel do
it "allows utf-8 chars" do
expect(TextSentinel.new("йȝîûηыეமிᚉ⠛").text).to eq("йȝîûηыეமிᚉ⠛")
end
context "entropy" do
it "returns 0 for an empty string" do
expect(TextSentinel.new("").entropy).to eq(0)
end
it "returns 0 for a nil string" do
expect(TextSentinel.new(nil).entropy).to eq(0)
end
it "returns 1 for a string with many leading spaces" do
expect(TextSentinel.new((" " * 10) + "x").entropy).to eq(1)
end
it "returns 1 for one char, even repeated" do
expect(TextSentinel.new("a" * 10).entropy).to eq(1)
end
it "returns an accurate count of many chars" do
expect(TextSentinel.new("evil trout is evil").entropy).to eq(10)
end
it "Works on foreign characters" do
expect(TextSentinel.new("去年十社會警告").entropy).to eq(19)
end
it "generates enough entropy for short foreign strings" do
expect(TextSentinel.new("又一个测").entropy).to eq(11)
end
it "handles repeated foreign characters" do
expect(TextSentinel.new("又一个测试话题" * 3).entropy).to eq(18)
end
end
context 'body_sentinel' do
[ 'evil trout is evil',
"去年十社會警告",
"P.S. Пробирочка очень толковая и весьма умная, так что не обнимайтесь.",
"Look: 去年十社會警告"
].each do |valid_body|
it "handles a valid body in a private message" do
expect(TextSentinel.body_sentinel(valid_body, private_message: true)).to be_valid
end
it "handles a valid body in a public post" do
expect(TextSentinel.body_sentinel(valid_body, private_message: false)).to be_valid
end
end
end
context "validity" do
let(:valid_string) { "This is a cool topic about Discourse" }
it "allows a valid string" do
expect(TextSentinel.new(valid_string)).to be_valid
end
it "doesn't allow all caps topics" do
expect(TextSentinel.new(valid_string.upcase)).not_to be_valid
end
it "doesn't allow all caps foreign topics" do
expect(TextSentinel.new('É COM VOCÊ LOMBARDIAM. MA VEJAM SÓ, VEJAM SÓ. VALENDO UM MILHÃO DE REAISAMMM. MA VALE DÉRREAISAM?')).not_to be_valid
end
it "allows all caps topics when loud posts are allowed" do
SiteSetting.allow_uppercase_posts = true
expect(TextSentinel.new(valid_string.upcase)).to be_valid
end
it "enforces the minimum entropy" do
expect(TextSentinel.new(valid_string, min_entropy: 16)).to be_valid
end
it "enforces the minimum entropy" do
expect(TextSentinel.new(valid_string, min_entropy: 17)).not_to be_valid
end
it "allows all foreign characters" do
expect(TextSentinel.new("去年十二月,北韓不顧國際社會警告")).to be_valid
end
it "doesn't allow a long alphanumeric string with no spaces" do
expect(TextSentinel.new("jfewjfoejwfojeojfoejofjeo3" * 5, max_word_length: 30)).not_to be_valid
end
it "doesn't accept junk symbols as a string" do
expect(TextSentinel.new("[[[")).not_to be_valid
expect(TextSentinel.new("<<<")).not_to be_valid
expect(TextSentinel.new("{{$!")).not_to be_valid
end
it "does allow a long alphanumeric string joined with slashes" do
expect(TextSentinel.new("gdfgdfgdfg/fgdfgdfgdg/dfgdfgdfgd/dfgdfgdfgf", max_word_length: 30)).to be_valid
end
it "does allow a long alphanumeric string joined with dashes" do
expect(TextSentinel.new("gdfgdfgdfg-fgdfgdfgdg-dfgdfgdfgd-dfgdfgdfgf", max_word_length: 30)).to be_valid
end
it "allows a long string with periods" do
expect(TextSentinel.new("error in org.gradle.internal.graph.CachingDirectedGraphWalker", max_word_length: 30)).to be_valid
end
it "allows a long string with colons" do
expect(TextSentinel.new("error in org.gradle.internal.graph.CachingDirectedGraphWalker:colon", max_word_length: 30)).to be_valid
end
end
context 'title_sentinel' do
it "uses a sensible min entropy value when min title length is less than title_min_entropy" do
SiteSetting.min_topic_title_length = 3
SiteSetting.title_min_entropy = 10
expect(TextSentinel.title_sentinel('Hey')).to be_valid
end
end
context 'body_sentinel' do
it "uses a sensible min entropy value when min body length is less than min entropy" do
SiteSetting.min_post_length = 3
SiteSetting.body_min_entropy = 7
expect(TextSentinel.body_sentinel('Yup')).to be_valid
end
it "uses a sensible min entropy value when min pm body length is less than min entropy" do
SiteSetting.min_post_length = 5
SiteSetting.min_personal_message_post_length = 3
SiteSetting.body_min_entropy = 7
expect(TextSentinel.body_sentinel('Lol', private_message: true)).to be_valid
end
end
end