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# frozen_string_literal: true
require_relative '../lib/family_tree_manager'
RSpec.describe FamilyTreeManager do
let(:family_tree_manager) { FamilyTreeManager.instance }
let(:family_tree) { instance_double(FamilyTree) }
before do
family_tree_manager.instance_variable_set(:@family_tree, family_tree)
end
describe '#initialize' do
it 'creates a family tree' do
expect(family_tree_manager.instance_variable_get(:@family_tree)).to eq(family_tree)
end
end
describe '#add_child' do
it 'is defined' do
expect(family_tree_manager).to respond_to(:add_child)
end
it 'calls add_child on the family tree' do
expect(family_tree).to receive(:add_child).with('Child', 'Mother', 'Father')
family_tree_manager.add_child('Child', 'Mother', 'Father')
end
end
describe '#query_hierarchy' do
it 'is defined' do
expect(family_tree_manager).to respond_to(:query_hierarchy)
end
end
end
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