integration_helper.rb

# frozen_string_literal: true

# Cloud Foundry Java Buildpack
# Copyright 2013-2020 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

require 'spec_helper'
require 'application_helper'
require 'console_helper'
require 'logging_helper'
require 'open3'

shared_context 'with integration help' do
  include_context 'with application help'
  include_context 'with console help'
  include_context 'with logging help'

  let(:buildpack_dir) { Pathname.new Dir.mktmpdir }

  before do
    FileUtils.mkdir_p buildpack_dir
  end

  before do |example|
    %w[bin config lib resources].each { |dir| FileUtils.cp_r dir, buildpack_dir }

    buildpack_fixture = example.metadata[:buildpack_fixture]
    FileUtils.cp_r "spec/fixtures/#{buildpack_fixture.chomp}/.", buildpack_dir if buildpack_fixture
  end

  after do |example|
    if example.metadata[:no_cleanup]
      puts "Buildpack Directory: #{buildpack_dir}"
    else
      FileUtils.rm_rf buildpack_dir
    end
  end

  def run(command)
    Open3.popen3(command, chdir: buildpack_dir) do |_stdin, stdout, stderr, wait_thr|
      capture_output stdout, stderr
      yield wait_thr.value if block_given?
    end
  end

end