spec/helpers/page_layout_helper_spec.rb


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require 'rails_helper'

describe PageLayoutHelper do
  describe 'page_description' do
    it 'defaults to value returned by page_description_default helper' do
      allow(helper).to receive(:page_description_default).and_return('Foo')

      expect(helper.page_description).to eq 'Foo'
    end

    it 'returns the last-pushed description' do
      helper.page_description('Foo')
      helper.page_description('Bar')
      helper.page_description('Baz')

      expect(helper.page_description).to eq 'Baz'
    end

    it 'squishes multiple newlines' do
      helper.page_description("Foo\nBar\nBaz")

      expect(helper.page_description).to eq 'Foo Bar Baz'
    end

    it 'sanitizes all HTML' do
      helper.page_description("<b>Bold</b> <h1>Header</h1>")

      expect(helper.page_description).to eq 'Bold Header'
    end
  end

  describe 'page_description_default' do
    it 'uses Project description when available' do
      project = double(description: 'Project Description')
      helper.instance_variable_set(:@project, project)

      expect(helper.page_description_default).to eq 'Project Description'
    end

    it 'uses brand_title when Project description is nil' do
      project = double(description: nil)
      helper.instance_variable_set(:@project, project)

      expect(helper).to receive(:brand_title).and_return('Brand Title')
      expect(helper.page_description_default).to eq 'Brand Title'
    end

    it 'falls back to brand_title' do
      allow(helper).to receive(:brand_title).and_return('Brand Title')

      expect(helper.page_description_default).to eq 'Brand Title'
    end
  end

  describe 'page_image' do
    it 'defaults to the GitLab logo' do
      expect(helper.page_image).to end_with 'assets/gitlab_logo.png'
    end

    context 'with @project' do
      it 'uses Project avatar if available' do
        project = double(avatar_url: 'http://example.com/uploads/avatar.png')
        helper.instance_variable_set(:@project, project)

        expect(helper.page_image).to eq project.avatar_url
      end

      it 'falls back to the default' do
        project = double(avatar_url: nil)
        helper.instance_variable_set(:@project, project)

        expect(helper.page_image).to end_with 'assets/gitlab_logo.png'
      end
    end

    context 'with @user' do
      it 'delegates to avatar_icon helper' do
        user = double('User')
        helper.instance_variable_set(:@user, user)

        expect(helper).to receive(:avatar_icon).with(user)

        helper.page_image
      end
    end
  end
end