watterblock/models/round.test.js

"use strict";

import { Round, Team } from "./round.js";

QUnit.module("models", function() {
  QUnit.module("round", function() {
    QUnit.test("setup", function(assert) {
      let round = new Round();
      assert.strictEqual(round.points, 2, "initial points");
      assert.strictEqual(round.winner, null, "no initial winner");
      assert.false(round.decided, "initially undecided");
      assert.true(round.canRaise(Team.We), "we initially can raise");
      assert.true(round.canRaise(Team.They), "they initially can raise");
    });

    QUnit.test("immediate victory", function(assert) {
      let round = new Round();
      round.winner = Team.We;
      assert.strictEqual(round.points, 2, "initial points");
      assert.true(round.decided, "there is a winner");
      assert.strictEqual(round.winner, Team.We, "correct winner");
      assert.false(round.canRaise(Team.We), "cannot raise finished game");
      assert.false(round.canRaise(Team.They), "cannot raise finished game");
    });

    QUnit.test("multiple victories", function(assert) {
      let round = new Round();
      round.winner = Team.They;
      assert.throws(function() {
        round.winner = Team.We;
      }, "victory cannot be stolen");
    });

    QUnit.test("single raise", function(assert) {
      let round = new Round();
      round.raise(Team.We);
      assert.strictEqual(round.points, 3, "raised points");
      assert.false(round.canRaise(Team.We), "raising team cannot raise");
      assert.true(round.canRaise(Team.They), "other team can raise");
    });

    QUnit.test("double raise", function(assert) {
      let round = new Round();
      round.raise(Team.We);
      round.raise(Team.They);
      assert.strictEqual(round.points, 4, "raised points");
      assert.true(round.canRaise(Team.We), "first raiser can raise");
      assert.false(round.canRaise(Team.They), "second raiser cannot raise");
    });

    QUnit.test("raise to eleven and above", function(assert) {
      let round = new Round();
      round.raise(Team.We); // 3
      round.raise(Team.They); // 4
      round.raise(Team.We); // 5
      round.raise(Team.They); // 6
      round.raise(Team.We); // 7
      round.raise(Team.They); // 8
      round.raise(Team.We); // 9

      round.raise(Team.They); // 10
      assert.strictEqual(round.points, 10, "points before limit are reached");
      assert.false(round.decided, "round is not decided before limit");

      round.raise(Team.We); // 11
      assert.strictEqual(round.points, 11, "points limit is reached");
      assert.false(round.decided, "round is not decidid at limit");

      round.raise(Team.They); // 12
      assert.strictEqual(round.points, 11, "no invalid raise");
      assert.true(round.decided, "round is decided");
      assert.strictEqual(round.winner, Team.We, "we team won");
      assert.false(round.canRaise(Team.We), "winner cannot raise");
      assert.false(round.canRaise(Team.They), "looser cannot raise");
    });

    QUnit.test("raise to lower limit and above", function(assert) {
      let round = new Round(3, 4);
      round.raise(Team.We); // 3
      assert.strictEqual(round.points, 3, "our points limit is reached");
      assert.false(round.decided, "round is not decidid at our limit");

      round.raise(Team.They); // 4
      assert.strictEqual(round.points, 4, "their points limit is reached");
      assert.false(round.decided, "round is not decidid at their limit");

      round.raise(Team.We); // 5
      assert.strictEqual(round.points, 4, "no invalid raise");
      assert.true(round.decided, "round is decided");
      assert.strictEqual(round.winner, Team.They, "they team won");
      assert.false(round.canRaise(Team.We), "looser cannot raise");
      assert.false(round.canRaise(Team.They), "winner cannot raise");
    });

    QUnit.test("JSON serialization", function(assert) {
      let round = new Round();
      assert.deepEqual(
        round.toJSON(),
        {
          points: 2,
          raisedLast: null,
          winner: null,
          weLimit: 11,
          theyLimit: 11,
        },
        "correct field override"
      );
    });

    QUnit.test("JSON deserialization", function(assert) {
      let round = new Round({
        points: 7,
        raisedLast: Team.They,
        winner: null,
        weLimit: 6,
        theyLimit: 11,
      });
      assert.strictEqual(round.points, 7, "points correct");
      assert.false(round.canRaise(Team.They), "raiser cannot raise");
      assert.true(round.canRaise(Team.We), "others can raise");
      assert.false(round.decided, "noone won yet");

      round.raise(Team.We);
      assert.strictEqual(round.winner, Team.They, "limits enforcement");
    });

    QUnit.test("invalid JSON deserialization", function(assert) {
      let deso = {};
      assert.throws(function() { new Round(deso) }, "no points");

      deso.points = "2";
      assert.throws(function() { new Round(deso) }, "string points");

      deso.points = 2;
      assert.throws(function() { new Round(deso) }, "no raisedLast");

      deso.raisedLast = "Team.We";
      assert.throws(function() { new Round(deso) }, "string raisedLast");

      deso.raisedLast = Team.We;
      assert.throws(function() { new Round(deso) }, "no winner");

      deso.winner = "Team.They";
      assert.throws(function() { new Round(deso) }, "string winner");

      deso.winner = Team.They;
      assert.throws(function() { new Round(deso) }, "no weLimit");

      deso.weLimit = "11";
      assert.throws(function() { new Round(deso) }, "string weLimit");

      deso.weLimit = 11;
      assert.throws(function() { new Round(deso) }, "no theyLimit");

      deso.theyLimit = "11";
      assert.throws(function() { new Round(deso) }, "string theyLimit");

      deso.theyLimit = 11;
      new Round(deso);
    });

    QUnit.test("victory causes event", function(assert) {
      let round = new Round();
      round.addEventListener(Round.winEvent, function() {
        assert.step("event");
      });
      round.winner = Team.We;
      assert.verifySteps(["event"], "event was triggered");
    });
  });
});