# encoding: utf-8

require 'spec_helper'

describe GithubCLI::Config do
  let(:filename) { '.githubrc' }
  let(:path)     { "/users/#{filename}" }
  let(:config_name) { 'simple_config' }
  let(:config) { described_class.new fixture_path }

  before do
    config.stub(:global_options_file) { fixture_path(config_name) }
    File.stub(:open) { YAML.load fixture('simple_config') }
  end

  it 'returns config type' do
    GithubCLI.config = GithubCLI::Config.new filename
    GithubCLI.config.should be_a GithubCLI::Config
  end

  context 'array access' do
    it 'returns value for the key' do
      expect(config['user.login']).to eql('login')
    end

    it 'searches in commands' do
      expect(config['issue.list']).to eql({ 'title' => 'ticket' })
    end

    it 'returns nil for missing key' do
      expect(config['non-existent']).to be_nil
    end
  end

  context '#fetch' do
    it 'finds value' do
      expect(config.fetch('user.token')).to eql('ad7f9asdf97as98df7as9fd7')
    end

    it 'uses default value' do
      expect(config.fetch('unkown', 11)).to eql(11)
    end

    it 'raises error' do
      expect { config.fetch('unkown') }.to raise_error(IndexError)
    end
  end

  context '#pretty' do
    it 'collects options into array' do
      options= {'user.token' => 'abc123' }
      config.stub(:all).and_return options
      expect(config.pretty).to eql([['user.token','abc123']])
    end

    it 'marks nil option value as undefined' do
      options= {'option' => nil}
      config.stub(:all).and_return options
      expect(config.pretty).to eql([['option', 'UNDEFINED']])
    end
  end

  context '#save' do
    let(:attrs) { {} }
    let(:cmd) { stub(:cmd, :namespace => 'repo', :name => 'create') }

    before do
      GithubCLI::Command.stub(:all) { [cmd] }
      File.stub(:open)
    end

    it 'saves config to yaml format' do
      File.stub(:open).and_yield filename
      YAML.should_receive(:dump).with(attrs, filename)
      config.save attrs
    end

    it 'retrieves api commands' do
      config.save attrs
      attrs.should have_key 'commands.repo.create'
    end

    it 'skips commands with no namespace' do
      cmd.stub(:namespace) { '' }
      config.save attrs
      attrs.keys.should be_empty
    end

    it 'skips help commands' do
      cmd.stub(:name) { 'help' }
      config.save attrs
      attrs.keys.should be_empty
    end
  end

  context "#load" do
    it "loads empty hash if config doesn't exist" do
      File.stub(:exists?) { false }
      config.load == {}
    end

    it "loads yaml config" do
      File.stub(:exists?) { true }
      File.stub(:open).and_yield filename
      YAML.should_receive(:load).with(filename)
      config.load
    end
  end

  context "#path" do
    it 'looks for local config file' do
      root = "/users/"
      File.stub(:exists?) { true }
      config = GithubCLI::Config.new root
      config.path.to_s.should == "#{root}/.githubrc"
    end

    it 'reads global file if local is missing ' do
      File.stub(:exists?) { false }
      config = GithubCLI::Config.new path
      config.path.to_s.should == "#{ENV['HOME']}/#{filename}"
    end
  end
end # GithubCLI::Config