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module SimpleNavigation
describe ItemAdapter do
let(:item_adapter) { ItemAdapter.new(item) }
context 'when item is an object' do
let(:item) { double(:item, key: 'key', name: 'name', url: 'url') }
shared_examples 'delegating to item' do |meth|
it "delegates #{meth} to item" do
expect(item).to receive(meth)
item_adapter.public_send(meth)
end
end
it_behaves_like 'delegating to item', :key
it_behaves_like 'delegating to item', :url
it_behaves_like 'delegating to item', :name
describe '#initialize' do
it 'sets the item' do
expect(item_adapter.item).to be item
end
end
describe '#options' do
context 'when item responds to options' do
let(:options) { double(:options) }
before { allow(item).to receive_messages(options: options) }
it "returns the item's options" do
expect(item_adapter.options).to be options
end
end
context 'item does not respond to options' do
it 'returns an empty hash' do
expect(item_adapter.options).to eq({})
end
end
end
describe '#items' do
context 'when item responds to items' do
context 'and items is nil' do
before { allow(item).to receive_messages(items: nil) }
it 'returns nil' do
expect(item_adapter.items).to be_nil
end
end
context 'when items is not nil' do
context 'and items is empty' do
before { allow(item).to receive_messages(items: []) }
it 'returns nil' do
expect(item_adapter.items).to be_nil
end
end
context 'and items is not empty' do
let(:items) { [true] }
before { allow(item).to receive_messages(items: items) }
it 'returns the items' do
expect(item_adapter.items).to eq items
end
end
end
end
context "when item doesn't respond to items" do
it 'returns nil' do
expect(item_adapter.items).to be_nil
end
end
end
describe '#to_simple_navigation_item' do
let(:container) { double(:container) }
before { allow(item).to receive_messages(items: [], options: {}) }
it 'creates an Item' do
expect(Item).to receive(:new)
.with(container, 'key', 'name', 'url', {})
item_adapter.to_simple_navigation_item(container)
end
end
end
context 'when item is a kind of hash' do
class ModifiedHash < Hash; end
let(:item) { ModifiedHash[key: 'key', url: 'url', name: 'name'] }
shared_examples 'delegating to item' do |meth|
it "delegates #{meth} to item" do
expect(item_adapter.item).to receive(meth)
item_adapter.public_send(meth)
end
end
it_behaves_like 'delegating to item', :key
it_behaves_like 'delegating to item', :url
it_behaves_like 'delegating to item', :name
describe '#initialize' do
it 'sets the item' do
expect(item_adapter.item).not_to be_nil
end
it 'converts the item into an object' do
expect(item_adapter.item).to respond_to(:url)
end
end
describe '#options' do
context 'when item responds to options' do
before { item[:options] = { my: :options } }
it "returns the item's options" do
expect(item_adapter.options).to eq({ my: :options })
end
end
context 'when item does not respond to options' do
it 'returns an empty hash' do
expect(item_adapter.options).to eq({})
end
end
end
describe '#items' do
context 'when item responds to items' do
context 'and items is nil' do
before { item[:items] = nil }
it 'returns nil' do
expect(item_adapter.items).to be_nil
end
end
context 'when items is not nil' do
context 'and items is empty' do
it 'returns nil' do
expect(item_adapter.items).to be_nil
end
end
context 'and items is not empty' do
before { item[:items] = ['not', 'empty'] }
it 'returns the items' do
expect(item_adapter.items).to eq ['not', 'empty']
end
end
end
end
context 'when item does not respond to items' do
it 'returns nil' do
expect(item_adapter.items).to be_nil
end
end
end
describe '#to_simple_navigation_item' do
let(:container) { double(:container) }
before { item.merge(options: {}) }
it 'passes the right arguments to Item' do
expect(Item).to receive(:new)
.with(container, 'key', 'name', 'url', {})
item_adapter.to_simple_navigation_item(container)
end
it 'creates an Item' do
created_item = item_adapter.to_simple_navigation_item(container)
expect(created_item).to be_an(Item)
end
end
end
end
end
|
