/*jshint strict: false */
////////////////////////////////////////////////////////////////////////////////
/// @brief JSUnity wrapper
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2010-2012 triagens GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
///     http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Copyright 2012, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////


var internal = require("internal");
var print = internal.print;
var fs = require("fs");
var console = require("console");

var TOTAL = 0;
var PASSED = 0;
var FAILED = 0;
var DURATION = 0;
var RESULTS = {};
var COMPLETE = {};

var jsUnity = require("./jsunity/jsunity").jsUnity;
var STARTTEST = 0.0;

jsUnity.results.begin = function (total, suiteName) {
  print("Running " + (suiteName || "unnamed test suite"));
  print(" " + total + " test(s) found");
  print();
  RESULTS = {};

  STARTTEST = jsUnity.env.getDate();
};

jsUnity.results.pass = function (index, testName) {
  var newtime =  jsUnity.env.getDate();

  RESULTS[testName] = {};
  RESULTS[testName].status = true;
  RESULTS[testName].duration = newtime - STARTTEST;
  
  print(internal.COLORS.COLOR_GREEN + " [PASSED] " + testName + internal.COLORS.COLOR_RESET + 
        " in " + ((newtime - STARTTEST) / 1000).toFixed(3) + " s");

  STARTTEST = newtime;
};

jsUnity.results.fail = function (index, testName, message) {
  var newtime =  jsUnity.env.getDate();

  RESULTS[testName] = {};
  RESULTS[testName].status = false;
  RESULTS[testName].message = message;
  RESULTS[testName].duration = newtime - STARTTEST;
  
  print(internal.COLORS.COLOR_RED + " [FAILED] " + testName + internal.COLORS.COLOR_RESET + 
        " in " + ((newtime - STARTTEST) / 1000).toFixed(3) + " s: " + 
        internal.COLORS.COLOR_RED + message + internal.COLORS.COLOR_RESET);

  STARTTEST = newtime;
};

jsUnity.results.end = function (passed, failed, duration) {
  print(" " + passed + " test(s) passed");
  print(" " + ((failed > 0) ? 
               internal.COLORS.COLOR_RED : 
               internal.COLORS.COLOR_RESET) +
        failed + " test(s) failed" + internal.COLORS.COLOR_RESET);
  print(" " + duration + " millisecond(s) elapsed");
  print();
};


////////////////////////////////////////////////////////////////////////////////
/// @brief runs a test with context
////////////////////////////////////////////////////////////////////////////////

function Run (testsuite) {
  var suite = jsUnity.compile(testsuite);
  var definition = testsuite();

  var tests = [];
  var setUp;
  var tearDown;

  if (definition.hasOwnProperty("setUp")) {
    setUp = definition.setUp;
  }

  if (definition.hasOwnProperty("tearDown")) {
    tearDown = definition.tearDown;
  }
  
  var scope = {};
  scope.setUp = setUp;
  scope.tearDown = tearDown;

  for (var key in definition) {
    if (key.indexOf("test") === 0) {
      var test = { name : key, fn : definition[key] };

      tests.push(test);
    }
    else if (key !== "tearDown" && key !== "setUp") {
      console.error("unknown function: %s", key);
    }
  }

  suite = new jsUnity.TestSuite(suite.suiteName, scope);

  suite.tests = tests;
  suite.setUp = setUp;
  suite.tearDown = tearDown;
  
  var result = jsUnity.run(suite);
  TOTAL += result.total;
  PASSED += result.passed;
  FAILED += result.failed;
  DURATION += result.duration;

  for (var attrname in RESULTS) {
    if (RESULTS.hasOwnProperty(attrname)) { 
      COMPLETE[attrname] = RESULTS[attrname];
    } 
  }

  return result;
}

////////////////////////////////////////////////////////////////////////////////
/// @brief done with all tests
////////////////////////////////////////////////////////////////////////////////

function Done (suiteName) {
//  console.log("%d total, %d passed, %d failed, %d ms", TOTAL, PASSED, FAILED, DURATION);
  internal.printf("%d total, %d passed, %d failed, %d ms", TOTAL, PASSED, FAILED, DURATION);
  print();

  var ok = FAILED === 0;

  COMPLETE.duration = DURATION;
  COMPLETE.status = ok;
  COMPLETE.failed = FAILED;
  COMPLETE.total = TOTAL;
  COMPLETE.suiteName = suiteName;

  TOTAL = 0;
  PASSED = 0;
  FAILED = 0;
  DURATION = 0;

  var ret = COMPLETE;
  COMPLETE = {};
  return ret;
}

////////////////////////////////////////////////////////////////////////////////
/// @brief runs a JSUnity test file
////////////////////////////////////////////////////////////////////////////////

function RunTest (path, outputReply) {
  var content;
  var f;

  content = fs.read(path);

  content = "(function(){require('jsunity').jsUnity.attachAssertions(); return (function() {" + content + "}());\n})";
  f = internal.executeScript(content, undefined, path);
  
  if (f === undefined) {
    throw "cannot create context function";
  }

  var rc = f(path);
  if (outputReply === true) {
    return rc;
  }
  else {
    return rc.status;
  }
}


exports.jsUnity = jsUnity;
exports.run = Run;
exports.done = Done;
exports.runTest = RunTest;