Module: WatchDoge::Regression::Utils

Defined in:
lib/watchdoge/regression/utils.rb

Class Method Summary collapse

Class Method Details

.load_png(input) ⇒ Object 



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# File 'lib/watchdoge/regression/utils.rb', line 9

def load_png input
  raise 'Invalid Input' unless input.respond_to? :length

  png_magic = ["89", "50", "4E", "47"]

  is_png_blob =
    (input.length > 3 && input[0..3].each_byte.map {|t| t.to_s(16).upcase} == png_magic)

  if is_png_blob
    ChunkyPNG::Image.from_blob input
  else
    ChunkyPNG::Image.from_file input
  end
end

.path_to_filename(path) ⇒ Object 



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# File 'lib/watchdoge/regression/utils.rb', line 24

def path_to_filename path
  path.gsub(/\//, '_')
end

.reference_dir ⇒ Object 



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# File 'lib/watchdoge/regression/utils.rb', line 36

def reference_dir
  "#{regression_dir}/reference"
end

.regression_dir ⇒ Object 



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# File 'lib/watchdoge/regression/utils.rb', line 28

def regression_dir
  WatchDoge.configuration.regression_dir
end

.scenarios_dir ⇒ Object 



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# File 'lib/watchdoge/regression/utils.rb', line 32

def scenarios_dir
  "#{regression_dir}/scenarios"
end