debian-mirror-gitlab/spec/lib/gitlab/view/presenter/base_spec.rb

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# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::View::Presenter::Base do
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let(:project) { double(:project) }
let(:presenter_class) do
Struct.new(:subject).include(described_class)
end
describe '.presenter?' do
it 'returns true' do
presenter = presenter_class.new(project)
expect(presenter.class).to be_presenter
end
end
describe '.presents' do
it 'exposes #subject with the given keyword' do
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presenter_class.presents(Object, as: :foo)
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presenter = presenter_class.new(project)
expect(presenter.foo).to eq(project)
end
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it 'raises an error when symbol is passed' do
expect { presenter_class.presents(:foo) }.to raise_error(ArgumentError)
end
context 'when the presenter class inherits Presenter::Delegated' do
let(:presenter_class) do
Class.new(::Gitlab::View::Presenter::Delegated) do
include(::Gitlab::View::Presenter::Base)
end
end
it 'sets the delegator target' do
expect(presenter_class).to receive(:delegator_target).with(Object)
presenter_class.presents(Object, as: :foo)
end
end
context 'when the presenter class inherits Presenter::Simple' do
let(:presenter_class) do
Class.new(::Gitlab::View::Presenter::Simple) do
include(::Gitlab::View::Presenter::Base)
end
end
it 'does not set the delegator target' do
expect(presenter_class).not_to receive(:delegator_target).with(Object)
presenter_class.presents(Object, as: :foo)
end
end
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end
describe '#can?' do
context 'user is not allowed' do
it 'returns false' do
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presenter = presenter_class.new(build_stubbed(:project))
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expect(presenter.can?(nil, :read_project)).to be_falsy
end
end
context 'user is allowed' do
it 'returns true' do
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presenter = presenter_class.new(build_stubbed(:project, :public))
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expect(presenter.can?(nil, :read_project)).to be_truthy
end
end
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context 'subject is overridden' do
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it 'returns true' do
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presenter = presenter_class.new(build_stubbed(:project, :public))
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expect(presenter.can?(nil, :read_project, build_stubbed(:project))).to be_falsy
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end
end
end
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describe '#present' do
it 'returns self' do
presenter = presenter_class.new(build_stubbed(:project))
expect(presenter.present).to eq(presenter)
end
end
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describe '#url_builder' do
it 'returns the UrlBuilder instance' do
presenter = presenter_class.new(project)
expect(presenter.url_builder).to eq(Gitlab::UrlBuilder.instance)
end
end
describe '#web_url' do
it 'delegates to the UrlBuilder' do
presenter = presenter_class.new(project)
expect(presenter.url_builder).to receive(:build).with(project)
presenter.web_url
end
end
describe '#web_path' do
it 'delegates to the UrlBuilder' do
presenter = presenter_class.new(project)
expect(presenter.url_builder).to receive(:build).with(project, only_path: true)
presenter.web_path
end
end
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end