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Contents
require 'spec_helper'
RSpec.describe ROM::Relation::Curried do
include_context 'gateway only'
include_context 'users and tasks'
let(:users_relation) do
Class.new(ROM::Memory::Relation) do
def by_name(name)
restrict(name: name)
end
def find(criteria)
restrict(criteria)
end
end.new(users_dataset)
end
describe '#call' do
let(:relation) { users_relation.by_name.call('Jane') }
it 'materializes a relation' do
expect(relation).to match_array([
name: 'Jane', email: 'jane@doe.org'
])
end
it 'returns a loaded relation' do
expect(relation.source).to eql(users_relation.by_name('Jane'))
end
end
describe '#respond_to?' do
it 'returns true if wrapped relation responds to a method' do
expect(users_relation.by_name).to respond_to(:dataset)
end
it 'returns false if wrapped relation does not respond to a method' do
expect(users_relation.by_name).not_to respond_to(:not_here)
end
end
describe '#method_missing' do
it 'forwards to the relation' do
expect(users_relation.by_name.dataset).to eql(users_relation.dataset)
end
it 'does not forward to the relation when method is auto-curried' do
expect { users_relation.by_name.find }.to raise_error(NoMethodError, /find/)
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems