HuasoFoundries / backgrid_es6

describe("Backgrid#resolveNameToClass", function () {

  it("will return a reference to a Backgrid or a Backgrid.Extension object from a dasherized string and a suffix", function () {

    Backgrid.SelectRowCell = {};

    expect(Backgrid.resolveNameToClass("select-row", "Cell")).toBeDefined();

    expect(Backgrid.resolveNameToClass("select", "Cell")).toBeDefined();

    delete Backgrid.SelectRowCell;

  });

  it("will return the `name` object if it is not a string", function () {

    expect(Backgrid.resolveNameToClass({})).toEqual({});

  });

  it("throws ReferenceError if an object cannot be found in the Backgrid or Backgrid.Extension namespace", function () {

    expect(function () {

      Backgrid.resolveNameToClass("snoopy", "Cell");

    }).toThrow(new ReferenceError("Class 'SnoopyCell' not found"));

  });

});

describe("Backgrid#callByNeed", function () {

  it("will return the first argument if it is not a function", function () {

    expect(Backgrid.callByNeed(1)).toBe(1);

  });

  it("will return the value of the first argument after evaluating it as a function if it is a function", function () {

    expect(Backgrid.callByNeed(function () {

      return 1;

    })).toBe(1);

  });

  it("will use the second parameter as the context when evaluating the first parameter as a function", function () {

    expect(Backgrid.callByNeed(function () {

      return this[0];

    }, [1, 2, 3])).toBe(1);

  });

  it("will use the third parameter and beyond as arguments to the first argument when evaluating it as a function", function () {

    expect(Backgrid.callByNeed(function (a) {

      return this[0] + a;

    }, [1, 2, 3], 1)).toBe(2);

  });

});

describe("Backgrid.Command", function () {

  it("can be initialized with a DOM Event instance", function () {

    var e = $.Event("keydown", {

      keyCode: 38

    });

    var keys = new Backgrid.Command(e);

    expect(keys.keyCode).toBe(38);

  });

  it("#moveUp() returns true when the up key was pressed", function () {

    var e = $.Event("keydown", {

      keyCode: 38

    });

    var keys = new Backgrid.Command(e);

    expect(keys.moveUp()).toBe(true);

  });

  it("#moveDown() returns true when the down key was pressed", function () {

    var e = $.Event("keydown", {

      keyCode: 40

    });

    var keys = new Backgrid.Command(e);

    expect(keys.moveDown()).toBe(true);

  });

  it("#moveLeft() returns true when shift-tab were pressed", function () {

    var e = $.Event("keydown", {

      keyCode: 9,

      shiftKey: true

    });

    var keys = new Backgrid.Command(e);

    expect(keys.moveLeft()).toBe(true);

  });

  it("#moveRight() returns true when the tab key was pressed", function () {

    var e = $.Event("keydown", {

      keyCode: 9

    });

    var keys = new Backgrid.Command(e);

    expect(keys.moveRight()).toBe(true);

  });

  it("#save() returns true when the enter key was pressed", function () {

    var e = $.Event("keydown", {

      keyCode: 13

    });

    var keys = new Backgrid.Command(e);

    expect(keys.save()).toBe(true);

  });

  it("#cancel() returns true when the esc key was pressed", function () {

    var e = $.Event("keydown", {

      keyCode: 27

    });

    var keys = new Backgrid.Command(e);

    expect(keys.cancel()).toBe(true);

  });

  it("#passThru() returns true when none of the above was true", function () {

    var e = $.Event("keydown", {

      keyCode: 32

    });

    var keys = new Backgrid.Command(e);

    expect(keys.passThru()).toBe(true);

  });

});