jasmine-tests-acrossoffwest.js

/*
http://dkab.github.io/jasmine-tests/
*/

/*
First test
*/

function sequence(start, step) {
  if (!start) {
    start = 0;
  }
  if (!step) {
    step = 1;
  }
  var res = start;
  var tmp = start;
  return function () {
    tmp = res;
    res += step;
    return tmp;
  };
}

/*
Second test
*/

function take(fn, count) {
  var results = [];
  for (var i = 0; i < count; ++i) {
    results.push(fn());
  }
  return results;
}

/*
Third test
*/

function map(fn, array) {
  var results = [];

  for (var i = 0; i < array.length; i++) {
    results.push(fn(array[i]));
  }

  return results;
}

/*
Fourth test
*/

function fmap(mixin, fn) {
  return function () {
    return mixin(fn.apply(this, arguments));
  };
}


/*
Fiveth test
*/

function partial() {
  var firstFn = arguments[0];
  var firstArgs = Array.prototype.slice.call(arguments, 1);
  return function () {
    var args = Array.prototype.slice.call(arguments);
    return firstFn.apply(null, firstArgs.concat(args));
  };
}

/*
Sixth test
*/

function partialAny() {
  var firstFn = arguments[0];
  var firstArgs = Array.prototype.slice.call(arguments, 1);
  return function () {
    var firstArgsTmp = Array.prototype.slice.call(firstArgs);
    var args = Array.prototype.slice.call(arguments);
    var j = 0;
    for (var i = 0; i < firstArgs.length; ++i) {
      if (firstArgsTmp[i] === undefined) {
        firstArgsTmp[i] = args[j];
        ++j;
      }
    }
    if (j < args.length) {
      for (var i = j; i < firstArgs.length + 1; ++i) {
          firstArgsTmp.push(args[i]);
      }
    }
    return firstFn.apply(null, firstArgsTmp);
  };
}


/*
Seventh test
*/

function bind (self, context) {
  return function () {
    return self.bind(context).apply(null, arguments);
  };
};

/*
Eight test
*/

function pluck (array, key) {
  var results = [];
  for (var i = 0; i < array.length; ++i) {
    var object = array[i];
    results.push(object[key]);
  }

  return results;
};

/*
Nineth test
*/

function filter (array, fn) {
  var results = [];
  for (var i = 0; i < array.length; ++i) {
    if (fn(array[i])) {
      results.push(array[i]);
    }
  }
  return results;
};

/*
Tenth test
*/

function count (obj) {
  return Object.keys(obj).length;
}