define([
	'intern!tdd',
	'intern/chai!assert',
	'dojo/_base/declare',
	'dojo/query',
	'dgrid/Grid',
	'dgrid/ColumnSet',
	'dgrid/test/data/orderedData'
], function (test, assert, declare, query, Grid, ColumnSet, orderedData) {

	var grid;

	function runClassNameTests() {
		var domNode = grid.domNode,
			node;

		assert.strictEqual(query('.dgrid-cell.field-order', domNode).length, 10,
			'Each row (including header) should contain a cell with the field-order class');
		assert.strictEqual(query('.dgrid-cell.field-name', domNode).length, 10,
			'Each row (including header) should contain a cell with the field-name class');
		assert.strictEqual(query('.dgrid-cell.field-description', domNode).length, 10,
			'Each row (including header) should contain a cell with the field-description class');

		assert.strictEqual(query('.dgrid-cell.field-name.name-column.main-column', domNode).length, 10,
			'Each row\'s (including header\'s) field-name cell should have the name-column and main-column classes');

		assert.strictEqual(query('.dgrid-cell.field-description.desc-row', domNode).length, 9,
			'Each body row\'s description cell should also have the desc-row class');
		node = query('.dgrid-header .dgrid-cell.field-description', domNode)[0];
		assert.strictEqual(node.className.indexOf('undefined'), -1,
			'Header row\'s description cell should NOT contain \'undefined\' due to className returning \'\'');
		assert.isTrue(query('.dgrid-content .dgrid-cell.field-description', domNode).every(function (cell) {
				return (/desc-\w+ desc-row/).test(cell.className);
			}),
			'Each body row\'s description cell has two desc-* classes (one being desc-row)');
	}

	test.suite('columns', function () {
		test.afterEach(function () {
			grid.destroy();
		});

		test.test('className property', function () {
			grid = new Grid({
				columns: {
					order: 'Order',
					name: {
						label: 'Name',
						className: 'name-column main-column'
					},
					description: {
						label: 'Description',
						className: function (object) {
							return object ?
								'desc-' + object.name.replace(/ /g, '') + ' desc-row' :
								'';
						}
					}
				}
			});
			document.body.appendChild(grid.domNode);
			grid.startup();
			grid.renderArray(orderedData.items);
			runClassNameTests();
		});
	});

	test.suite('columnSets', function () {
		test.afterEach(function () {
			grid.destroy();
		});

		test.test('className property', function () {
			grid = new (declare([Grid, ColumnSet]))({
				columnSets: [
					[[
						{ field: 'order', label: 'Order' },
						{
							field: 'name',
							label: 'Name',
							className: 'name-column main-column'
						}
					]], [[
						{
							field: 'description',
							label: 'Description',
							className: function (object) {
								return object ?
									'desc-' + object.name.replace(/ /g, '') + ' desc-row' :
									'';
							}
						}
					]]
				]
			});
			document.body.appendChild(grid.domNode);
			grid.startup();
			grid.renderArray(orderedData.items);
			runClassNameTests();
		});
	});
});