lunit-console.lua

--[[--------------------------------------------------------------------------

    This file is part of lunit 0.4.

    For Details about lunit look at: http://www.mroth.net/lunit/

    Author: Michael Roth <mroth@nessie.de>

    Copyright (c) 2006-2008 Michael Roth <mroth@nessie.de>

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    and to permit persons to whom the Software is furnished to do so,
    subject to the following conditions:

    The above copyright notice and this permission notice shall be 
    included in all copies or substantial portions of the Software.

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--]]--------------------------------------------------------------------------



--[[

      begin()
        run(testcasename, testname)
          err(fullname, message, traceback)
          fail(fullname, where, message, usermessage)
          pass(testcasename, testname)
      done()

      Fullname:
        testcase.testname
        testcase.testname:setupname
        testcase.testname:teardownname

--]]


local lunit = require "lunit"

local module = { _NAME = "lunit-console" }

local function printformat(format, ...)
  io.write( string.format(format, ...) )
end


local columns_printed = 0

local function writestatus(char)
  if columns_printed == 0 then
    io.write("    ")
  end
  if columns_printed == 60 then
    io.write("\n    ")
    columns_printed = 0
  end
  io.write(char)
  io.flush()
  columns_printed = columns_printed + 1
end


local msgs = {}


function module.begin()
  local total_tc = 0
  local total_tests = 0

  for tcname in lunit.testcases() do
    total_tc = total_tc + 1
    for testname, test in lunit.tests(tcname) do
      total_tests = total_tests + 1
    end
  end

  printformat("Loaded testsuite with %d tests in %d testcases.\n\n", total_tests, total_tc)
end


function module.run(testcasename, testname)
  -- NOP
end


function module.err(fullname, message, traceback)
  writestatus("E")
  msgs[#msgs+1] = "Error! ("..fullname.."):\n"..message.."\n\t"..table.concat(traceback, "\n\t") .. "\n"
end


function module.fail(fullname, where, message, usermessage)
  writestatus("F")
  local text =  "Failure ("..fullname.."):\n"..
                where..": "..message.."\n"

  if usermessage then
    text = text .. where..": "..usermessage.."\n"
  end

  msgs[#msgs+1] = text
end


function module.pass(testcasename, testname)
  writestatus(".")
end



function module.done()
  printformat("\n\n%d Assertions checked.\n", lunit.stats.assertions )
  print()

  for i, msg in ipairs(msgs) do
    printformat( "%3d) %s\n", i, msg )
  end

  printformat("Testsuite finished (%d passed, %d failed, %d errors).\n",
      lunit.stats.passed, lunit.stats.failed, lunit.stats.errors )
end


return module