yjs/dest/test/Yatta_test.js

(function() {
  var Connector_uninitialized, Test, Yatta, chai, expect, should, sinon, sinonChai, _,
    __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };

  chai = require('chai');

  expect = chai.expect;

  should = chai.should();

  sinon = require('sinon');

  sinonChai = require('sinon-chai');

  _ = require("underscore");

  chai.use(sinonChai);

  Yatta = require("../lib/Frameworks/JsonYatta.coffee");

  Connector_uninitialized = require("../lib/Connectors/TestConnector.coffee");

  Test = (function() {
    function Test() {
      this.applyRandomOp = __bind(this.applyRandomOp, this);
      this.generateRandomOp = __bind(this.generateRandomOp, this);
      this.generateDeleteOp = __bind(this.generateDeleteOp, this);
      this.generateReplaceOp = __bind(this.generateReplaceOp, this);
      this.generateInsertOp = __bind(this.generateInsertOp, this);
      this.number_of_test_cases_multiplier = 1;
      this.repeat_this = 1 * this.number_of_test_cases_multiplier;
      this.doSomething_amount = 5000 * this.number_of_test_cases_multiplier;
      this.number_of_engines = 10 + this.number_of_test_cases_multiplier - 1;
      this.time = 0;
      this.ops = 0;
      this.time_now = 0;
      this.reinitialize();
    }

    Test.prototype.reinitialize = function() {
      var i, _i, _ref, _results;
      this.users = [];
      this.Connector = Connector_uninitialized(this.users);
      this.users.push(new Yatta(0, this.Connector));
      this.users[0].val('name', "initial");
      _results = [];
      for (i = _i = 1, _ref = this.number_of_engines; 1 <= _ref ? _i < _ref : _i > _ref; i = 1 <= _ref ? ++_i : --_i) {
        _results.push(this.users.push(new Yatta(i, this.Connector)));
      }
      return _results;
    };

    Test.prototype.getSomeUser = function() {
      var i;
      i = _.random(0, this.users.length - 1);
      return this.users[i];
    };

    Test.prototype.getRandomText = function() {
      var chars, length, nextchar, text;
      chars = "abcdefghijklmnopqrstuvwxyz";
      length = _.random(0, 10);
      nextchar = chars[_.random(0, chars.length - 1)];
      text = "";
      _(length).times(function() {
        return text += nextchar;
      });
      return text;
    };

    Test.prototype.generateInsertOp = function(user_num) {
      var pos;
      pos = _.random(0, this.users[user_num].val('name').val().length - 1);
      this.users[user_num].val('name').insertText(pos, this.getRandomText());
      return null;
    };

    Test.prototype.generateReplaceOp = function(user_num) {
      this.users[user_num].val('name').replaceText(this.getRandomText());
      return null;
    };

    Test.prototype.generateDeleteOp = function(user_num) {
      var length, ops1, pos;
      if (this.users[user_num].val('name').val().length > 0) {
        pos = _.random(0, this.users[user_num].val('name').val().length - 1);
        length = 1;
        ops1 = this.users[user_num].val('name').deleteText(pos, length);
      }
      return void 0;
    };

    Test.prototype.generateRandomOp = function(user_num) {
      var i, op, op_gen;
      op_gen = [this.generateDeleteOp, this.generateInsertOp, this.generateReplaceOp];
      i = _.random(op_gen.length - 1);
      return op = op_gen[i](user_num);
    };

    Test.prototype.applyRandomOp = function(user_num) {
      var user;
      user = this.users[user_num];
      return user.getConnector().flushOneRandom();
    };

    Test.prototype.doSomething = function() {
      var choice, choices, user_num;
      user_num = _.random(this.number_of_engines - 1);
      choices = [this.applyRandomOp, this.generateRandomOp];
      choice = _.random(choices.length - 1);
      return choices[choice](user_num);
    };

    Test.prototype.flushAll = function() {
      var user, user_number, _i, _len, _ref, _results;
      _ref = this.users;
      _results = [];
      for (user_number = _i = 0, _len = _ref.length; _i < _len; user_number = ++_i) {
        user = _ref[user_number];
        _results.push(user.getConnector().flushAll());
      }
      return _results;
    };

    Test.prototype.compareAll = function(test_number) {
      var i, j, number_of_created_operations, ops, ops_per_msek, printOpsInExecutionOrder, u, _i, _j, _k, _len, _ref, _ref1, _results;
      this.flushAll();
      this.time += (new Date()).getTime() - this.time_now;
      number_of_created_operations = 0;
      for (i = _i = 0, _ref = this.users.length; 0 <= _ref ? _i < _ref : _i > _ref; i = 0 <= _ref ? ++_i : --_i) {
        number_of_created_operations += this.users[i].getConnector().getOpsInExecutionOrder().length;
      }
      this.ops += number_of_created_operations * this.users.length;
      ops_per_msek = Math.floor(this.ops / this.time);
      if (test_number != null) {
        console.log(("" + test_number + "/" + this.repeat_this + ": Every collaborator (" + this.users.length + ") applied " + number_of_created_operations + " ops in a different order.") + (" Over all we consumed " + this.ops + " operations in " + (this.time / 1000) + " seconds (" + ops_per_msek + " ops/msek)."));
      }
      _results = [];
      for (i = _j = 0, _ref1 = this.users.length - 1; 0 <= _ref1 ? _j < _ref1 : _j > _ref1; i = 0 <= _ref1 ? ++_j : --_j) {
        if (this.users[i].val('name').val() !== this.users[i + 1].val('name').val()) {
          printOpsInExecutionOrder = function(otnumber, otherotnumber) {
            var j, o, ops, s, _k, _l, _len, _len1;
            ops = this.users[otnumber].getConnector().getOpsInExecutionOrder();
            for (_k = 0, _len = ops.length; _k < _len; _k++) {
              s = ops[_k];
              console.log(JSON.stringify(s));
            }
            console.log("");
            s = "ops = [";
            for (j = _l = 0, _len1 = ops.length; _l < _len1; j = ++_l) {
              o = ops[j];
              if (j !== 0) {
                s += ", ";
              }
              s += "op" + j;
            }
            s += "]";
            console.log(s);
            console.log("@users[@last_user].ot.applyOps ops");
            console.log("expect(@users[@last_user].ot.val('name')).to.equal(\"" + (users[otherotnumber].val('name')) + "\")");
            return ops;
          };
          console.log("");
          console.log("Found an OT Puzzle!");
          console.log("OT states:");
          for (j = _k = 0, _len = users.length; _k < _len; j = ++_k) {
            u = users[j];
            console.log(("OT" + j + ": ") + u.val('name'));
          }
          console.log("\nOT execution order (" + i + "," + (i + 1) + "):");
          printOpsInExecutionOrder(i, i + 1);
          console.log("");
          ops = printOpsInExecutionOrder(i + 1, i);
          _results.push(console.log(""));
        } else {
          _results.push(void 0);
        }
      }
      return _results;
    };

    Test.prototype.run = function() {
      var i, times, _i, _j, _ref, _ref1, _results;
      console.log('');
      _results = [];
      for (times = _i = 1, _ref = this.repeat_this; 1 <= _ref ? _i <= _ref : _i >= _ref; times = 1 <= _ref ? ++_i : --_i) {
        this.time_now = (new Date).getTime();
        for (i = _j = 1, _ref1 = this.doSomething_amount; 1 <= _ref1 ? _j <= _ref1 : _j >= _ref1; i = 1 <= _ref1 ? ++_j : --_j) {
          this.doSomething();
        }
        this.compareAll(times);
        _results.push(this.reinitialize());
      }
      return _results;
    };

    return Test;

  })();

  describe("JsonYatta", function() {
    beforeEach(function(done) {
      this.yTest = new Test();
      return done();
    });
    it("has a JsonWrapper", function() {
      var w, y;
      y = this.yTest.getSomeUser().root_element;
      y.val('x', "dtrn", 'immutable');
      y.val('set', {
        x: "x"
      }, 'immutable');
      w = y.value;
      w.x;
      w.set = {
        y: ""
      };
      w.x;
      w.set;
      w.set.x;
      expect(w.x).to.equal("dtrn");
      return expect(w.set.x).to.equal("x");
    });
    it("can handle creaton of complex json", function() {
      this.yTest.getSomeUser().val('x', {
        'a': 'b'
      });
      this.yTest.getSomeUser().val('a', {
        'a': {
          q: "dtrndtrtdrntdrnrtdnrtdnrtdnrtdnrdnrdt"
        }
      });
      this.yTest.getSomeUser().val('b', {
        'a': {}
      });
      this.yTest.getSomeUser().val('c', {
        'a': 'c'
      });
      this.yTest.getSomeUser().val('c', {
        'a': 'b'
      });
      this.yTest.compareAll();
      this.yTest.getSomeUser().value.a.a.q.insertText(0, 'AAA');
      this.yTest.compareAll();
      return expect(this.yTest.getSomeUser().value.a.a.q.val()).to.equal("AAAdtrndtrtdrntdrnrtdnrtdnrtdnrtdnrdnrdt");
    });
    it("handles some immutable tests", function() {
      this.yTest.getSomeUser().val('string', "text", "immutable");
      this.yTest.getSomeUser().val('number', 4, "immutable");
      this.yTest.getSomeUser().val('object', {
        q: "rr"
      }, "immutable");
      this.yTest.compareAll();
      expect(this.yTest.getSomeUser().val('string')).to.equal("text");
      expect(this.yTest.getSomeUser().val('number')).to.equal(4);
      return expect(this.yTest.getSomeUser().val('object').val('q')).to.equal("rr");
    });
    return it("can handle many engines, many operations, concurrently (random)", function() {
      return this.yTest.run();
    });
  });

}).call(this);