Introduce AsciicastPresenter
Marcin Kulik
11 years ago
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class AsciicastPresenter
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attr_reader :asciicast, :user
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def initialize(asciicast, user)
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@asciicast = AsciicastDecorator.new(asciicast)
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@user = user
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end
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def title
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asciicast_title
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end
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def asciicast_title
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asciicast.title
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end
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def author_img_link
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asciicast.author_img_link
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end
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def author_link
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asciicast.author_link
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end
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def asciicast_created_at
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asciicast.created_at
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end
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def asciicast_env_details
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"#{asciicast.os} / #{asciicast.shell} / #{asciicast.terminal_type}"
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end
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def views_count
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asciicast.views_count
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end
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def embed_script(h)
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src = h.asciicast_url(asciicast, format: :js)
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id = "asciicast-#{asciicast.id}"
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%(<script type="text/javascript" src="#{src}" id="#{id}" async></script>)
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end
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def show_admin_dropdown?
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asciicast.managable_by?(user)
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end
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def show_description?
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asciicast.description.present?
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end
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def description
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asciicast.description
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end
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def show_other_asciicasts_by_author?
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author.asciicast_count > 1
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end
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def other_asciicasts_by_author
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asciicasts = author.asciicasts_excluding(asciicast, 3)
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AsciicastDecorator.decorate_collection(asciicasts)
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end
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private
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def author
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asciicast.user
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end
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end
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@ -1,6 +0,0 @@
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- if @asciicast.other_by_user.any?
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section.odd
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.container
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.other-asciicasts
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h2 More by #{@asciicast.author_link}
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= render 'previews', asciicasts: @asciicast.other_by_user, per_row: 3
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require 'spec_helper'
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describe AsciicastPresenter do
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let(:presenter) { described_class.new(asciicast, current_user) }
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let(:asciicast) { stub_model(Asciicast, user: author) }
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let(:author) { User.new }
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let(:current_user) { User.new }
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let(:view_context) {
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controller = ApplicationController.new
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controller.request = ActionController::TestRequest.new
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controller.view_context
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}
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before do
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allow(AsciicastDecorator).to receive(:new).with(asciicast) { asciicast }
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end
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describe '#title' do
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subject { presenter.title }
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before do
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allow(asciicast).to receive(:title) { 'the-title' }
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end
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it { should eq('the-title') }
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end
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describe '#asciicast_title' do
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subject { presenter.asciicast_title }
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before do
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allow(asciicast).to receive(:title) { 'the-title' }
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end
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it { should eq('the-title') }
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end
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describe '#author_img_link' do
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subject { presenter.author_img_link }
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before do
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allow(asciicast).to receive(:author_img_link) { '<a href=...>' }
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end
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it { should eq('<a href=...>') }
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end
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describe '#author_link' do
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subject { presenter.author_link }
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before do
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allow(asciicast).to receive(:author_link) { '<a href=...>' }
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end
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it { should eq('<a href=...>') }
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end
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describe '#asciicast_created_at' do
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subject { presenter.asciicast_created_at }
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let(:now) { Time.now }
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before do
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allow(asciicast).to receive(:created_at) { now }
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end
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it { should eq(now) }
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end
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describe '#asciicast_env_details' do
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subject { presenter.asciicast_env_details }
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before do
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allow(asciicast).to receive(:os) { 'Linux' }
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allow(asciicast).to receive(:shell) { 'bash' }
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allow(asciicast).to receive(:terminal_type) { 'xterm' }
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end
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it { should eq('Linux / bash / xterm') }
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end
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describe '#views_count' do
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subject { presenter.views_count }
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before do
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allow(asciicast).to receive(:views_count) { 5 }
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end
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it { should eq(5) }
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end
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describe '#embed_script' do
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subject { presenter.embed_script(view_context) }
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let(:src_regexp) { /src="[^"]+\b123\b[^"]*\.js"/ }
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let(:id_regexp) { /id="asciicast-123"/ }
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let(:script_regexp) {
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/^<script[^>]+#{src_regexp}[^>]+#{id_regexp}[^>]*><\/script>/
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}
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before do
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allow(asciicast).to receive(:id).and_return(123)
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end
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it 'is an async script tag including asciicast id' do
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expect(subject).to match(script_regexp)
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end
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end
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describe '#show_admin_dropdown?' do
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subject { presenter.show_admin_dropdown? }
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before do
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allow(asciicast).to receive(:managable_by?).
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with(current_user) { managable }
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end
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context "when asciicast can't be managed by the user" do
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let(:managable) { false }
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it { should be(false) }
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end
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context "when asciicast can be managed by the user" do
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let(:managable) { true }
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it { should be(true) }
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end
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end
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describe '#show_description?' do
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subject { presenter.show_description? }
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before do
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allow(asciicast).to receive(:description) { description }
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end
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context "when description is present" do
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let(:description) { 'i am description' }
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it { should be(true) }
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end
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context "when description isn't present" do
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let(:description) { '' }
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it { should be(false) }
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end
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end
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describe '#description' do
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subject { presenter.description }
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before do
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allow(asciicast).to receive(:description) { 'i am description' }
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end
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it { should eq('i am description') }
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end
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describe '#show_other_asciicasts_by_author?' do
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subject { presenter.show_other_asciicasts_by_author? }
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before do
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allow(author).to receive(:asciicast_count) { count }
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end
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context "when user has more than 1 asciicast" do
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let(:count) { 2 }
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it { should be(true) }
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end
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context "when user doesn't have more than 1 asciicasts" do
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let(:count) { 1 }
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it { should be(false) }
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end
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end
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describe '#other_asciicasts_by_author' do
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subject { presenter.other_asciicasts_by_author }
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let(:others) { [stub_model(Asciicast, id: 123)] }
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before do
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allow(author).to receive(:asciicasts_excluding).
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with(asciicast, 3) { others }
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end
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it "returns decorated asciicasts excluding the given one" do
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expect(subject.first.title).to eq('asciicast:123')
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end
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end
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end
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