Module: TestUtils

Defined in:
common/test_utils.rb

Overview

A set of utils to start/stop the various servers that make up Aspace. Used for running tests. rubocop:disable Lint/HandleExceptions, Lint/RescueWithoutErrorClass

Class Method Summary collapse

Class Method Details

.build_config_string(config) ⇒ Object

rubocop:enable Metrics/MethodLength



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# File 'common/test_utils.rb', line 47

def self.build_config_string(config)
  java_opts = ENV.fetch('JAVA_OPTS', '')
  config.each do |key, value|
    java_opts += " -Daspace.config.#{key}=#{value}"
  end

  # Pass through any system properties from the parent JVM too
  java.lang.System.getProperties.each do |property, value|
    next unless property =~ /aspace.config.(.*)/
    key = Regexp.last_match(1)
    java_opts += " -Daspace.config.#{key}=#{value}" unless config.key?(key)
  end

  ' ' + java_opts
end

.find_antObject



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# File 'common/test_utils.rb', line 68

def self.find_ant
  fullpath = ''
  [nil, '..', '../..'].each do |root|
    base = ASUtils.find_base_directory(root)
    fullpath = File.join(File.realpath(base), 'build', 'run')
    break if File.exist? fullpath
  end
  fullpath
end

.free_port_from(port) ⇒ Object



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# File 'common/test_utils.rb', line 134

def self.free_port_from(port)
  server = TCPServer.new('127.0.0.1', port)
  server.close
  port
rescue Errno::EADDRINUSE
  port += 1
  retry
end

.java_build_args(build_args) ⇒ Object



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# File 'common/test_utils.rb', line 63

def self.java_build_args(build_args)
  build_args << "-Dgem_home=#{ENV['GEM_HOME']}" if ENV['GEM_HOME']
  build_args
end

.kill(pid) ⇒ Object



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# File 'common/test_utils.rb', line 11

def self.kill(pid)
  if RbConfig::CONFIG['host_os'] =~ /mswin|mingw|cygwin/
    system("taskkill /pid #{pid} /f /t")
  else
    begin
      Process.kill(15, pid)
      Process.waitpid(pid)
    rescue
      # Already dead.
    end
  end
end

.start_backend(port, config = {}, config_file = nil) ⇒ Object



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# File 'common/test_utils.rb', line 78

def self.start_backend(port, config = {}, config_file = nil)
  db_url = config.delete(:db_url)
  java_opts = build_config_string(config)
  java_opts += " -Daspace.config=#{config_file}" if config_file

  build_args = java_build_args(['backend:devserver:integration',
                                "-Daspace.backend.port=#{port}",
                                '-Daspace_integration_test=1',
                                "-Daspace.config.db_url=#{db_url}"])
  java_opts += ' -Xmx1024m'

  puts "Spawning backend with opts: #{java_opts}"
  pid = Process.spawn({ 'JAVA_OPTS' => java_opts }, find_ant, *build_args)
  out = File.join(find_ant.gsub(/run/, ''), 'backend_test_log.out')

  TestUtils.wait_for_url("http://localhost:#{port}", out)
  puts "Backend started with pid: #{pid}"

  pid
end

.start_frontend(port, backend_url, config = {}, config_file = nil) ⇒ Object



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# File 'common/test_utils.rb', line 99

def self.start_frontend(port, backend_url, config = {}, config_file = nil)
  java_opts = "-Daspace.config.backend_url=#{backend_url}"
  java_opts += build_config_string(config)
  java_opts += " -Daspace.config=#{config_file}" if config_file

  build_args = java_build_args(['frontend:devserver:integration',
                                "-Daspace.frontend.port=#{port}"])
  java_opts += ' -Xmx1512m'

  puts "Spawning frontend with opts: #{java_opts}"
  pid = Process.spawn({ 'JAVA_OPTS' => java_opts, 'TEST_MODE' => 'true' },
                      find_ant, *build_args)

  TestUtils.wait_for_url("http://localhost:#{port}")
  puts "Frontend started with pid: #{pid}"

  pid
end

.start_public(port, backend_url, config = {}) ⇒ Object



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# File 'common/test_utils.rb', line 118

def self.start_public(port, backend_url, config = {})
  java_opts = "-Daspace.config.backend_url=#{backend_url}"
  config.each do |key, value|
    java_opts += " -Daspace.config.#{key}=#{value}"
  end

  pid = Process.spawn({ 'JAVA_OPTS' => java_opts, 'TEST_MODE' => 'true' },
                      find_ant, 'public:devserver:integration',
                      "-Daspace.public.port=#{port}")

  TestUtils.wait_for_url("http://localhost:#{port}")
  puts "Public started with pid: #{pid}"

  pid
end

.wait_for_url(url, out = nil) ⇒ Object

rubocop:disable Metrics/MethodLength



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# File 'common/test_utils.rb', line 25

def self.wait_for_url(url, out = nil)
  100.times do |idx|
    begin
      uri = URI(url)
      req = Net::HTTP::Get.new(uri.request_uri)
      ASHTTP.start_uri(uri, open_timeout: 60, read_timeout: 60) do |http|
        http.request(req)
      end
      break
    rescue
      # Keep trying
      puts "Waiting for #{url} (#{$ERROR_INFO.inspect})"
      if idx == 10 && !out.nil? && File.file?(out)
        puts "Server is taking a long time to startup, dumping last 50 lines of log:"
        puts IO.readlines(out)[-50..-1]
      end
      sleep(5)
    end
  end
end