Class: Taza::Settings

Inherits:
Object show all
Defined in:
lib/taza/settings.rb

Constant Summary collapse

@@root = 
nil

Class Method Summary collapse

Class Method Details

.config(site_name = nil) ⇒ Object

The config settings from the site.yml and config.yml files.

ENV variables will override the settings.

Example:

Taza::Settings.config('google')



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# File 'lib/taza/settings.rb', line 11

def config(site_name=nil)
  keys = %w(browser driver timeout server_ip server_port visible speed attach leave_open bring_to_front)
  default_settings = {
    :browser => 'firefox', 
    :driver => 'watir', 
    :visible => true, 
    :speed => 'fast', 
    :attach => false, 
    :bring_to_front => false,
    :leave_open => false,
  }
  
  env_settings = {}
  keys.each do |key|
    env_settings[key.to_sym] = ENV[key.upcase] if ENV[key.upcase]
  end
        
  # Because of the way #merge works, the settings at the bottom of the list
  # trump those at the top.
  settings = default_settings.merge(
               environment_settings.merge(
                 config_file.merge(
                   env_settings)))
  
  settings[:browser] = settings[:browser].to_s
  settings[:driver] = settings[:driver].to_s
  settings[:speed] = settings[:speed].to_sym
  settings[:visible] = to_bool(settings[:visible])
  settings[:leave_open] = to_bool(settings[:leave_open])
  settings[:attach] = to_bool(settings[:attach])
  settings[:bring_to_front] = to_bool(settings[:bring_to_front])
  settings
end

.config_file ⇒ Object

Returns a hash corresponding to the project config file.



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# File 'lib/taza/settings.rb', line 46

def config_file
  if File.exists?(config_file_path)
    hash = YAML.load_file(config_file_path)
  else
    hash = {}
  end
  convert_string_keys_to_symbols hash
end

.config_file_path ⇒ Object

:nodoc:



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# File 'lib/taza/settings.rb', line 55

def config_file_path # :nodoc:
  File.join(path, 'config', 'config.yml')
end

.convert_string_keys_to_symbols(hash) ⇒ Object 



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# File 'lib/taza/settings.rb', line 83

def convert_string_keys_to_symbols hash
  returning Hash.new do |new_hash|
    hash.each_pair {|k, v| new_hash[k.to_sym] = v}
  end
end

.environment ⇒ Object 



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# File 'lib/taza/settings.rb', line 79

def environment
  ENV['ENVIRONMENT'] || 'test'
end

.environment_settings ⇒ Object

Returns a hash for the currently specified test environment



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# File 'lib/taza/settings.rb', line 60

def environment_settings # :nodoc:
  file = File.join(path, environment_file)
  hash_of_hashes = YAML.load_file(file)
  unless hash_of_hashes.has_key? environment
    raise "Environment #{environment} not found in #{file}"
  end
  convert_string_keys_to_symbols hash_of_hashes[environment]
end

.path ⇒ Object

:nodoc:



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# File 'lib/taza/settings.rb', line 71

def path # :nodoc:
  @@root || APP_ROOT
end

.path=(path) ⇒ Object 



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# File 'lib/taza/settings.rb', line 75

def path= path
  @@root = path
end

.to_bool(value) ⇒ Object 



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# File 'lib/taza/settings.rb', line 89

def to_bool value
  case value
    when true, /true/i
      true
    else
      false
    end
end