gistfile1.rb

require 'stringio'
require 'test/unit/testcase'
require 'minitest/unit'

class TestResult
  def self.parse_failure(raw)
    matches = %r{(Failure)\:\n([^\(]+)\(([^\)]+)\) \[([^\]]+)\]\:\n(.*)\n}m.match(raw)
    return nil unless matches
    Failure.new(matches[2], matches[3], [matches[4]], matches[5])
  end
  def self.parse_error(raw)
    matches = %r{(Error)\:\n([^\(]+)\(([^\)]+)\)\:\n(.+)\: (.*)\n    (.*)\n}m.match(raw)
    return nil unless matches
    Error.new(matches[2], matches[3], matches[4], matches[5], [matches[6]])
  end
  class Failure
    attr_reader :method, :test_case, :location, :message
    def initialize(method, test_case, location, message)
      @method, @test_case, @location, @message = method, test_case, location, message
    end
  end
  class Error
    attr_reader :method, :test_case, :exception, :message, :location
    def initialize(method, test_case, exception, message, location)
      @method, @test_case, @exception, @message, @location = method, test_case, exception, message, location
    end
  end
  def initialize(runner, test)
    @runner, @test = runner, test
  end
  def failure_count
    @runner.failures
  end
  def assertion_count
    @test._assertions
  end
  def error_count
    @runner.errors
  end
  def passed?
    @test.passed?
  end
  def failures
    @runner.report.map { |puked| TestResult.parse_failure(puked) }.compact
  end
  def errors
    @runner.report.map { |puked| TestResult.parse_error(puked) }.compact
  end
  def failure_messages
    failures.map(&:message)
  end
  def error_messages
    errors.map(&:message)
  end
end

test_class = Class.new(Test::Unit::TestCase) do
  def test_me
    # raise "three\nline\nmessage"
    flunk "three\nline\nmessage"
  end
end

output = StringIO.new
MiniTest::Unit.output = output
runner = MiniTest::Unit.new
test = test_class.new('test_me')
test.run(runner)
result = TestResult.new(runner, test)
p result.errors
p result.failures