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File: LocalStorageTest.js
asynctest(
  'browser.tinymce.core.util.LocalStorageTest',
  [
    'ephox.agar.api.Pipeline',
    'ephox.agar.api.Step',
    'ephox.katamari.api.Arr',
    'ephox.mcagar.api.LegacyUnit',
    'tinymce.core.util.LocalStorage'
  ],
  function (Pipeline, Step, Arr, LegacyUnit, LocalStorage) {
    var success = arguments[arguments.length - 2];
    var failure = arguments[arguments.length - 1];
    var suite = LegacyUnit.createSuite();

    var teardown = Step.sync(function () {
      LocalStorage.clear();
    });

    var appendTeardown = function (steps) {
      return Arr.bind(steps, function (step) {
        return [step, teardown];
      });
    };

    suite.test('setItem', function () {
      LocalStorage.setItem("a", "1");
      LegacyUnit.equal(LocalStorage.getItem("a"), "1");
      LocalStorage.setItem("a", "2");
      LegacyUnit.equal(LocalStorage.getItem("a"), "2");
      LocalStorage.setItem("a", 3);
      LegacyUnit.equal(LocalStorage.getItem("a"), "3");
      LocalStorage.setItem("a", null);
      LegacyUnit.equal(LocalStorage.getItem("a"), "null");
      LocalStorage.setItem("a", undefined);
      LegacyUnit.equal(LocalStorage.getItem("a"), "undefined");
      LocalStorage.setItem("a", new Date(0));
      LegacyUnit.equal(LocalStorage.getItem("a"), new Date(0).toString());
    });

    suite.test('getItem', function () {
      LocalStorage.setItem("a", "1");
      LegacyUnit.equal(LocalStorage.getItem("a"), "1");
      LocalStorage.setItem("a", "0");
      LegacyUnit.equal(LocalStorage.getItem("a"), "0");
      LegacyUnit.equal(LocalStorage.getItem("b"), null);
    });

    suite.test('removeItem', function () {
      LocalStorage.setItem("a", "1");
      LegacyUnit.equal(LocalStorage.getItem("a"), "1");
      LocalStorage.removeItem("a");
      LegacyUnit.equal(LocalStorage.getItem("a"), null);
    });

    suite.test('key', function () {
      LocalStorage.setItem("a", "1");
      LegacyUnit.equal(LocalStorage.key(0), "a");
      LegacyUnit.equal(LocalStorage.length, 1);
    });

    suite.test('length', function () {
      LegacyUnit.equal(LocalStorage.length, 0);
      LocalStorage.setItem("a", "1");
      LegacyUnit.equal(LocalStorage.length, 1);
    });

    suite.test('clear', function () {
      LegacyUnit.equal(LocalStorage.length, 0);
      LocalStorage.setItem("a", "1");
      LegacyUnit.equal(LocalStorage.length, 1);
    });

    suite.test('setItem key and value with commas', function () {
      LocalStorage.setItem("a,1", "1,2");
      LocalStorage.setItem("b,2", "2,3");
      LegacyUnit.equal(LocalStorage.getItem("a,1"), "1,2");
      LegacyUnit.equal(LocalStorage.getItem("b,2"), "2,3");
    });

    suite.test('setItem with two large values', function () {
      var data = "";

      for (var i = 0; i < 1024; i++) {
        data += 'x';
      }

      LocalStorage.clear();
      LocalStorage.setItem("a", data + "1");
      LocalStorage.setItem("b", data);
      LegacyUnit.equal(LocalStorage.getItem("a").length, 1024 + 1);
      LegacyUnit.equal(LocalStorage.getItem("b").length, 1024);
    });

    suite.test('setItem with two large keys', function () {
      var key = "";

      for (var i = 0; i < 1024; i++) {
        key += 'x';
      }

      LocalStorage.clear();
      LocalStorage.setItem(key + "1", "a");
      LocalStorage.setItem(key + "2", "b");
      LegacyUnit.equal(LocalStorage.key(0), key + "1");
      LegacyUnit.equal(LocalStorage.key(1), key + "2");
    });

    LocalStorage.clear();
    var steps = appendTeardown(suite.toSteps({}));
    Pipeline.async({}, steps, function () {
      success();
    }, failure);
  }
);