donphan/spec/lib/scope_transformer_spec.rb

# frozen_string_literal: true

require 'rails_helper'

describe ScopeTransformer do
  describe '#apply' do
    subject { described_class.new.apply(ScopeParser.new.parse(input)) }

    shared_examples 'a scope' do |namespace, term, access|
      it 'parses the term' do
        expect(subject.term).to eq term
      end

      it 'parses the namespace' do
        expect(subject.namespace).to eq namespace
      end

      it 'parses the access' do
        expect(subject.access).to eq access
      end
    end

    context 'for scope "read"' do
      let(:input) { 'read' }

      it_behaves_like 'a scope', nil, 'all', 'read'
    end

    context 'for scope "write"' do
      let(:input) { 'write' }

      it_behaves_like 'a scope', nil, 'all', 'write'
    end

    context 'for scope "follow"' do
      let(:input) { 'follow' }

      it_behaves_like 'a scope', nil, 'follow', 'read/write'
    end

    context 'for scope "crypto"' do
      let(:input) { 'crypto' }

      it_behaves_like 'a scope', nil, 'crypto', 'read/write'
    end

    context 'for scope "push"' do
      let(:input) { 'push' }

      it_behaves_like 'a scope', nil, 'push', 'read/write'
    end

    context 'for scope "admin:read"' do
      let(:input) { 'admin:read' }

      it_behaves_like 'a scope', 'admin', 'all', 'read'
    end

    context 'for scope "admin:write"' do
      let(:input) { 'admin:write' }

      it_behaves_like 'a scope', 'admin', 'all', 'write'
    end

    context 'for scope "admin:read:accounts"' do
      let(:input) { 'admin:read:accounts' }

      it_behaves_like 'a scope', 'admin', 'accounts', 'read'
    end

    context 'for scope "admin:write:accounts"' do
      let(:input) { 'admin:write:accounts' }

      it_behaves_like 'a scope', 'admin', 'accounts', 'write'
    end

    context 'for scope "read:accounts"' do
      let(:input) { 'read:accounts' }

      it_behaves_like 'a scope', nil, 'accounts', 'read'
    end

    context 'for scope "write:accounts"' do
      let(:input) { 'write:accounts' }

      it_behaves_like 'a scope', nil, 'accounts', 'write'
    end
  end
end