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