class Tryouts::TestCase

def adjective
  case @test_result
  when 1
    'PASSED'
  when 0
    'SKIPPED'
  else
    'FAILED'
  end
end

def color
  case @test_result
  when 1
    :green
  when 0
    :white
  else
    :red
  end
end

def failed?
  @test_result == -1
end

def initialize(d, t, e)
  @desc, @test, @exps, @path = d, t, e
  @testrunner_output = []
  @console_output = StringIO.new
end

def inspect
  [@desc.inspect, @test.inspect, @exps.inspect].join
end

def passed?
  @test_result == 1
end

def run
  Tryouts.debug format('%s:%d', @test.path, @test.first)
  Tryouts.debug inspect, $/
  $stdout = @console_output
  expectations = exps.collect do |exp, _idx|
    exp =~ /\A\#?\s*=>\s*(.+)\Z/
    ::Regexp.last_match(1) # this will be nil if the expectation is commented out
  end
  Tryouts.info 'Capturing STDOUT for tryout'
  Tryouts.info 'vvvvvvvvvvvvvvvvvvv'
  # Evaluate test block only if there are valid expectations
  unless expectations.compact.empty?  # TODO: fast-fail if no expectations
    test_value = Tryouts.eval @test.to_s, @test.path, @test.first
    @has_run = true
  end
  Tryouts.info '^^^^^^^^^^^^^^^^^^^'
  Tryouts.info "Capturing STDOUT for expectations"
  Tryouts.info 'vvvvvvvvvvvvvvvvvvv'
  expectations.each_with_index do |exp, idx|
    if exp.nil?
      @testrunner_output << '     [skipped]'
      @test_result = 0
    else
      # Evaluate expectation
      exp_value = Tryouts.eval(exp, @exps.path, @exps.first + idx)
      test_passed = test_value.eql?(exp_value)
      @test_result = test_passed ? 1 : -1
      @testrunner_output << test_value.inspect
    end
  end
  Tryouts.info '^^^^^^^^^^^^^^^^^^^'
  $stdout = STDOUT # restore stdout
  Tryouts.debug # extra newline
  failed?
rescue StandardError => e
  Tryouts.debug "[testcaste.run] #{e.message}", e.backtrace.join($/), $/
  # Continue raising the exception
  raise e
ensure
  $stdout = STDOUT # restore stdout
end

def run?
  @has_run.eql?(true)
end

def skipped?
  @test_result == 0
end

def to_s
  [@desc.to_s, @test.to_s, @exps.to_s].join
end