/**

* Jasmine Reporter that outputs test results to the browser console.
* Useful for running in a headless environment such as PhantomJs, ZombieJs etc.
*
* Usage (from your html file that loads jasmine):
*   jasmine.getEnv().addReporter(new jasmine.ConsoleReporter());
*   jasmine.getEnv().execute();
*/

(function(jasmine, console) {

if (!jasmine) {
  throw "jasmine library isn't loaded!";
}

var ANSI = {}
ANSI.color_map = {
  "green": 32,
  "red": 31
}

ANSI.colorize_text = function(text, color) {
  var color_code = this.color_map[color];
  return "\033[" + color_code + "m" + text + "\033[0m";
}

var ConsoleReporter = function() {
  if (!console || !console.log) { throw "console isn't present!"; }
  this.status = this.statuses.stopped;
};

var proto = ConsoleReporter.prototype;
proto.statuses = {
  stopped : "stopped",
  running : "running",
  fail    : "fail",
  success : "success"
};

proto.reportRunnerStarting = function(runner) {
  this.status = this.statuses.running;
  this.start_time = (new Date()).getTime();
  this.executed_specs = 0;
  this.passed_specs = 0;
  this.log("Starting...");
};

proto.reportRunnerResults = function(runner) {
  var failed = this.executed_specs - this.passed_specs;
  var spec_str = this.executed_specs + (this.executed_specs === 1 ? " spec, " : " specs, ");
  var fail_str = failed + (failed === 1 ? " failure in " : " failures in ");
  var color = (failed > 0)? "red" : "green";
  var dur = (new Date()).getTime() - this.start_time;

  this.log("");
  this.log("Finished");
  this.log("-----------------");
  this.log(spec_str + fail_str + (dur/1000) + "s.", color);

  this.status = (failed > 0)? this.statuses.fail : this.statuses.success;

  /* Print something that signals that testing is over so that headless browsers
     like PhantomJs know when to terminate. */
  this.log("");
  this.log("ConsoleReporter finished");
};

proto.reportSpecStarting = function(spec) {
  this.executed_specs++;
};

proto.reportSpecResults = function(spec) {
  if (spec.results().passed()) {
    this.passed_specs++;
    return;
  }

  var resultText = spec.suite.description + " : " + spec.description;
  this.log(resultText, "red");

  var items = spec.results().getItems()
  for (var i = 0; i < items.length; i++) {
    var trace = items[i].trace.stack || items[i].trace;
    this.log(trace, "red");
  }
};

proto.reportSuiteResults = function(suite) {
  if (!suite.parentSuite) { return; }
  var results = suite.results();
  var failed = results.totalCount - results.passedCount;
  var color = (failed > 0)? "red" : "green";
  this.log(suite.description + ": " + results.passedCount + " of " + results.totalCount + " passed.", color);
};

proto.log = function(str, color) {
  var text = (color != undefined)? ANSI.colorize_text(str, color) : str;
  console.log(text)
};

jasmine.ConsoleReporter = ConsoleReporter;

})(jasmine, console);