Contents

$LOAD_PATH.unshift File.dirname(__FILE__) + '/../lib'
$LOAD_PATH.unshift File.dirname(__FILE__)

require 'rspec'

require 'fileutils'
require 'stringio'
require 'fabrication'

# from minitest
def capture_io(&block)
  orig_stdout, orig_stderr = $stdout, $stderr
  captured_stdout, captured_stderr = StringIO.new, StringIO.new
  $stdout, $stderr = captured_stdout, captured_stderr
  yield
  return {stdout: captured_stdout.string, stderr: captured_stderr.string}
ensure
  $stdout = orig_stdout
  $stderr = orig_stderr
end

# Method stubs $stdin not STDIN !
def provide_stdin(input, &block)
  orig_stdin = $stdin
  $stdin = StringIO.new(input)
  yield
ensure
  $stdin = orig_stdin
end

def capture_output(&block)
  capture_io(&block)[:stdout]
end
def capture_stderr(&block)
  capture_io(&block)[:stderr]
end

def parser_specs(parser_klass, good_cases, bad_cases)
  context '#parse!' do
    good_cases.each do |case_description, input_and_result|
      it "should be able to parse #{case_description}" do
        result = parser_klass.new(input_and_result[:input]).parse
        Bioinform::PM.new(result).should == input_and_result[:result]
      end
    end

    bad_cases.each do |case_description, input|
      it "should raise an exception on parsing #{case_description}" do
        expect{ parser_klass.new(input[:input]).parse! }.to raise_error
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
bioinform-0.1.8	spec/spec_helper.rb