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module SimpleNavigation
module Renderer
describe Base do
subject(:base) { Base.new(options) }
let(:adapter) { double(:adapter) }
let(:options) { Hash.new }
before { allow(SimpleNavigation).to receive_messages(adapter: adapter) }
it 'delegates the :link_to method to adapter' do
allow(adapter).to receive_messages(link_to: 'link_to')
expect(base.link_to).to eq 'link_to'
end
it 'delegates the :content_tag method to adapter' do
allow(adapter).to receive_messages(content_tag: 'content_tag')
expect(base.content_tag).to eq 'content_tag'
end
describe '#initialize' do
it "sets the renderer adapter to the SimpleNavigation one" do
expect(base.adapter).to be adapter
end
end
describe '#options' do
it "returns the renderer's options" do
expect(base.options).to be options
end
end
describe '#render' do
it "raise an exception to indicate it's a subclass responsibility" do
expect{ base.render(:container) }.to raise_error
end
end
describe '#expand_all?' do
context 'when :options is set' do
context 'and the :expand_all option is true' do
let(:options) {{ expand_all: true }}
it 'returns true' do
expect(base.expand_all?).to be true
end
end
context 'and the :expand_all option is false' do
let(:options) {{ expand_all: false }}
it 'returns false' do
expect(base.expand_all?).to be false
end
end
end
context "when :options isn't set" do
let(:options) { Hash.new }
it 'returns false' do
expect(base.expand_all?).to be false
end
end
end
describe '#skip_if_empty?' do
context 'when :options is set' do
context 'and the :skip_if_empty option is true' do
let(:options) {{ skip_if_empty: true }}
it 'returns true' do
expect(base.skip_if_empty?).to be true
end
end
context 'and the :skip_if_empty option is false' do
let(:options) {{ skip_if_empty: false }}
it 'returns true' do
expect(base.skip_if_empty?).to be false
end
end
end
context "when :options isn't set" do
let(:options) { Hash.new }
it 'returns true' do
expect(base.skip_if_empty?).to be false
end
end
end
describe '#level' do
context 'and the :level option is set' do
let(:options) {{ level: 1 }}
it 'returns the specified level' do
expect(base.level).to eq 1
end
end
context "and the :level option isn't set" do
let(:options) { Hash.new }
it 'returns :all' do
expect(base.level).to eq :all
end
end
end
describe '#consider_sub_navigation?' do
let(:item) { double(:item) }
before { allow(item).to receive_messages(sub_navigation: sub_navigation) }
context 'when the item has no sub navigation' do
let(:sub_navigation) { nil }
it 'returns false' do
expect(base.send(:consider_sub_navigation?, item)).to be false
end
end
context 'when the item has sub navigation' do
let(:sub_navigation) { double(:sub_navigation) }
context 'and the renderer has an unknown level' do
before { allow(base).to receive_messages(level: 'unknown') }
it 'returns false' do
expect(base.send(:consider_sub_navigation?, item)).to be false
end
end
context 'and the renderer has a level set to :all' do
before { allow(base).to receive_messages(level: :all) }
it 'returns false' do
expect(base.send(:consider_sub_navigation?, item)).to be true
end
end
context "when the renderer's level is a number" do
before { allow(base).to receive_messages(level: 2) }
it 'returns false' do
expect(base.send(:consider_sub_navigation?, item)).to be false
end
end
context "when the renderer's level is a Range" do
before { allow(base).to receive_messages(level: 2..3) }
context "and sub navigation's level is greater than range.max" do
before { allow(sub_navigation).to receive_messages(level: 4) }
it 'returns false' do
expect(base.send(:consider_sub_navigation?, item)).to be false
end
end
context "and sub navigation's level is equal to range.max" do
before { allow(sub_navigation).to receive_messages(level: 3) }
it 'returns true' do
expect(base.send(:consider_sub_navigation?, item)).to be true
end
end
context "and sub navigation's level is equal to range.min" do
before { allow(sub_navigation).to receive_messages(level: 2) }
it 'returns true' do
expect(base.send(:consider_sub_navigation?, item)).to be true
end
end
end
end
end
describe '#include_sub_navigation?' do
let(:item) { double(:item) }
context 'when consider_sub_navigation? is true' do
before { allow(base).to receive_messages(consider_sub_navigation?: true) }
context 'and expand_sub_navigation? is true' do
before { allow(base).to receive_messages(expand_sub_navigation?: true) }
it 'returns true' do
expect(base.include_sub_navigation?(item)).to be true
end
end
context 'and expand_sub_navigation? is false' do
before { allow(base).to receive_messages(expand_sub_navigation?: false) }
it 'returns false' do
expect(base.include_sub_navigation?(item)).to be false
end
end
end
context 'consider_sub_navigation? is false' do
before { allow(base).to receive_messages(consider_sub_navigation?: false) }
context 'and expand_sub_navigation? is true' do
before { allow(base).to receive_messages(expand_sub_navigation?: true) }
it 'returns false' do
expect(base.include_sub_navigation?(item)).to be false
end
end
context 'and expand_sub_navigation? is false' do
before { allow(base).to receive_messages(expand_sub_navigation?: false) }
it 'returns false' do
expect(base.include_sub_navigation?(item)).to be false
end
end
end
end
describe '#render_sub_navigation_for' do
let(:item) { double(:item, sub_navigation: sub_navigation) }
let(:sub_navigation) { double(:sub_navigation) }
it 'renders the sub navigation passing it the options' do
expect(sub_navigation).to receive(:render).with(options)
base.render_sub_navigation_for(item)
end
end
end
end
end
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