/////////////////////////////////////////////////////////////
//
// pgAdmin 4 - PostgreSQL Tools
//
// Copyright (C) 2013 - 2017, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
//////////////////////////////////////////////////////////////

define(["jquery",
    "slickgrid/slick.grid",
    "sources/selection/xcell_selection_model",
    "sources/slickgrid/cell_selector",
    "sources/selection/range_selection_helper"
  ],
  function ($, SlickGrid, XCellSelectionModel, CellSelector, RangeSelectionHelper) {
    describe("CellSelector", function () {
      var container, columns, cellSelector, data, cellSelectionModel, grid;
      beforeEach(function () {
        container = $("<div></div>");
        container.height(9999);
        container.width(9999);
        columns = [{
          name: 'some-column-name',
        }, {
          name: 'second column',
        }];

        cellSelector = new CellSelector();

        data = [];
        for (var i = 0; i < 10; i++) {
          data.push({'some-column-name': 'some-value-' + i, 'second column': 'second value ' + i});
        }
        grid = new SlickGrid(container, data, columns);

        cellSelectionModel = new XCellSelectionModel();
        grid.setSelectionModel(cellSelectionModel);

        grid.registerPlugin(cellSelector);
        grid.invalidate();

        $("body").append(container);
      });

      afterEach(function () {
        $("body").find(container).remove();
      });

      describe("when the user clicks or tabs to a cell", function () {
        it("sets the selected range to that cell", function () {
          var row = 1, column = 0;
          $(container.find(".slick-row .slick-cell.l" + column)[row]).click();

          var selectedRanges = cellSelectionModel.getSelectedRanges();
          expect(selectedRanges.length).toBe(1);
          expect(selectedRanges[0].fromCell).toBe(0);
          expect(selectedRanges[0].toCell).toBe(0);
          expect(selectedRanges[0].fromRow).toBe(1);
          expect(selectedRanges[0].toRow).toBe(1);
        });

        it("deselects previously selected ranges", function () {
          var row2Range = RangeSelectionHelper.rangeForRow(grid, 2);
          var ranges = RangeSelectionHelper.addRange(cellSelectionModel.getSelectedRanges(),
            row2Range);
          cellSelectionModel.setSelectedRanges(ranges);

          var row = 4, column = 1;
          $(container.find(".slick-row .slick-cell.l" + column)[row]).click();

          expect(RangeSelectionHelper.isRangeSelected(cellSelectionModel.getSelectedRanges(), row2Range))
            .toBe(false);
        });
      });
    });
  });