discourse/spec/lib/validators/quality_title_validator_spec.rb

# encoding: UTF-8
# frozen_string_literal: true

RSpec.describe QualityTitleValidator do
  let(:valid_title) { "hello this is my cool topic! welcome: all;" }
  let(:short_title) { valid_title.slice(0, SiteSetting.min_topic_title_length - 1) }
  let(:long_title) { valid_title.center(SiteSetting.max_topic_title_length + 1, "x") }
  let(:xxxxx_title) { valid_title.gsub(/./, "x") }

  let(:meaningless_title) { "asdf asdf asdf asdf" }
  let(:loud_title) { "ALL CAPS INVALID TITLE" }
  let(:pretentious_title) { "superverylongwordintitlefornoparticularreason" }
  fab!(:topic) { Fabricate(:post).topic }

  before { SiteSetting.title_prettify = false }

  it "allows a regular title with a few ascii characters" do
    topic.title = valid_title
    expect(topic).to be_valid
  end

  it "allows non ascii" do
    topic.title = "Iñtërnâtiônàlizætiøn"
    expect(topic).to be_valid
  end

  it "allows Chinese characters" do
    topic.title = "现在发现使用中文标题没法发帖子了"
    expect(topic).to be_valid
  end

  it "strips a title when identifying length" do
    topic.title = short_title.center(SiteSetting.min_topic_title_length + 1, " ")
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(
      I18n.t("errors.messages.too_short", count: SiteSetting.min_topic_title_length),
    )
  end

  it "doesn't allow a long title" do
    topic.title = long_title
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(
      I18n.t("errors.messages.too_long", count: SiteSetting.max_topic_title_length),
    )
  end

  it "doesn't allow a short title" do
    topic.title = short_title
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(
      I18n.t("errors.messages.too_short", count: SiteSetting.min_topic_title_length),
    )
  end

  it "doesn't allow a title of one repeated character" do
    topic.title = xxxxx_title
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(
      I18n.t("errors.messages.is_invalid_meaningful"),
    )
  end

  it "doesn't allow a meaningless title" do
    topic.title = meaningless_title
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(
      I18n.t("errors.messages.is_invalid_meaningful"),
    )
  end

  it "doesn't allow a pretentious title" do
    topic.title = pretentious_title
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(
      I18n.t("errors.messages.is_invalid_unpretentious"),
    )
  end

  it "doesn't allow a loud title" do
    topic.title = loud_title
    expect(topic).not_to be_valid
    expect(topic.errors.full_messages.first).to include(I18n.t("errors.messages.is_invalid_quiet"))
  end

  it "bypasses all checks for static docs if the acting user is admin" do
    SiteSetting.tos_topic_id = topic.id
    topic.acting_user = Fabricate(:admin)
    [loud_title, pretentious_title, meaningless_title].each do |bad|
      topic.title = bad
      expect(topic).to be_valid
    end
  end

  it "doesn't bypass all checks for static docs if the acting user isn't admin" do
    SiteSetting.tos_topic_id = topic.id
    topic.acting_user = Fabricate(:moderator)
    [loud_title, pretentious_title, meaningless_title].each do |bad|
      topic.title = bad
      expect(topic).not_to be_valid
    end
  end
end