define([
	'intern!tdd',
	'intern/chai!assert',
	'intern/dojo/node!leadfoot/helpers/pollUntil',
	'intern/dojo/node!leadfoot/keys',
	'require'
], function (test, assert, pollUntil, keys, require) {
	function testUpDownKeys(gridId, cellNavigation) {
		var rootQuery = '#' + gridId + ' #' + gridId + '-row-';
		return function () {
			return this.remote
				.findByCssSelector(rootQuery + '0' + (cellNavigation ? ' .dgrid-column-col1' : ''))
					.click()
					.type([keys.ARROW_DOWN])
					.end()
				.findByCssSelector(rootQuery + '1' + (cellNavigation ? ' .dgrid-column-col1' : ''))
					.getAttribute('class')
					.then(function (classNames) {
						var arr = classNames.split(' '),
							containsClass = (arr.indexOf('dgrid-focus') !== -1);
						assert.ok(containsClass, 'the down arrow key should move focus one element down');
					})
					.type([keys.ARROW_UP])
					.end()
				.findByCssSelector(rootQuery + '0' + (cellNavigation ? ' .dgrid-column-col1' : ''))
					.getAttribute('class')
					.then(function (classNames) {
						var arr = classNames.split(' '),
							containsClass = (arr.indexOf('dgrid-focus') !== -1);
						assert.ok(containsClass, 'the up arrow key should move focus one element up');
					})
					.end();
		};
	}

	function testLeftRightKeys(gridId, header) {
		var rootQuery = header ? ('#' + gridId + ' .dgrid-header') : ('#' + gridId + ' #' + gridId + '-row-0');
		return function () {
			return this.remote
				.findByCssSelector(rootQuery + ' .dgrid-column-col1')
					.click()
					.type([keys.ARROW_RIGHT])
					.end()
				.findByCssSelector(rootQuery + ' .dgrid-column-col2')
					.getAttribute('class')
					.then(function (classNames) {
						var arr = classNames.split(' '),
							containsClass = (arr.indexOf('dgrid-focus') !== -1);
						assert.ok(containsClass, 'the right arrow key should move focus one element right');
					})
					.type([keys.ARROW_LEFT])
					.end()
				.findByCssSelector(rootQuery + ' .dgrid-column-col1')
					.getAttribute('class')
					.then(function (classNames) {
						var arr = classNames.split(' '),
							containsClass = (arr.indexOf('dgrid-focus') !== -1);
						assert.ok(containsClass, 'the left arrow key should move focus one element left');
					})
					.end();
		};
	}

	function testHomeEndKeys(gridId, cellNavigation) {
		var rootQuery = '#' + gridId + ' #' + gridId + '-row-';
		return function () {
			return this.remote
				.findByCssSelector(rootQuery + '0' + (cellNavigation ? ' .dgrid-column-col1' : ''))
					.click()
					.type([keys.END])
					.end()
				.setFindTimeout(1000)
				// Note that this assumes the list is always 100 items, 0-99
				.findByCssSelector('#' + gridId + '-row-99' + (cellNavigation ? ' .dgrid-column-col1' : ''))
					.getAttribute('class')
					.then(function (classNames) {
						var arr = classNames.split(' '),
						containsClass = arr.indexOf('dgrid-focus') !== -1;
						assert.ok(containsClass, 'the end key should move focus to the last element in the list');
					})
					.type([keys.HOME])
					.end()
				.findByCssSelector(rootQuery + '0' + (cellNavigation ? ' .dgrid-column-col1' : ''))
					.getAttribute('class')
					.then(function (classNames) {
						var arr = classNames.split(' '),
							containsClass = (arr.indexOf('dgrid-focus') !== -1);
						assert.ok(containsClass, 'the home key should move focus to the first element in the list');
					})
					.end();
		};
	}

	test.suite('Keyboard functional tests', function () {
		test.before(function () {
			// Get our html page. This page should load all necessary scripts
			// since this functional test module runs on the server and can't load
			// such scripts. Further, in the html page, set a global "ready" var
			// to true to tell the runner to continue.
			return this.remote
				.get(require.toUrl('./Keyboard.html'))
				.then(pollUntil(function () {
					return window.ready;
				}, null, 5000));
		});

		test.test('grid (cellNavigation: true) -> up + down arrow keys',
			testUpDownKeys('grid', true));

		test.test('grid (cellNavigation: false) -> up + down arrow keys',
			testUpDownKeys('rowGrid'));

		test.test('list -> up + down arrow keys',
			testUpDownKeys('list'));

		test.test('grid row -> left + right arrow keys',
			testLeftRightKeys('grid'));

		test.test('grid header -> left + right arrow keys',
			testUpDownKeys('grid', true));

		test.test('simple grid (cellNavigation: true) -> home + end keys',
			testHomeEndKeys('grid', true));

		test.test('simple grid (cellNavigation: false) -> home + end keys',
			testHomeEndKeys('rowGrid'));

		test.test('simple list -> home + end keys',
			testHomeEndKeys('list'));

		test.test('on-demand grid (cellNavigation: true) -> home + end keys',
			testHomeEndKeys('grid-ondemand', true, true));

		test.test('on-demand simple grid (cellNavigation: false) -> home + end keys',
			testHomeEndKeys('rowGrid-ondemand', false, true));

		test.test('on-demand simple list -> home + end keys',
			testHomeEndKeys('list-ondemand', false, true));
	});
});