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'use strict';
// Wrapper to abstract over using touch events or mouse events.
var swipeTests = function(description, restrictBrowsers, startEvent, moveEvent, endEvent) {
describe('ngSwipe with ' + description + ' events', function() {
var element;
if (restrictBrowsers) {
// TODO(braden): Once we have other touch-friendly browsers on CI, allow them here.
// Currently Firefox and IE refuse to fire touch events.
var chrome = /chrome/.test(navigator.userAgent.toLowerCase());
if (!chrome) {
return;
}
}
// Skip tests on IE < 9. These versions of IE don't support createEvent(), and so
// we cannot control the (x,y) position of events.
// It works fine in IE 8 under manual testing.
var msie = +((/msie (\d+)/.exec(navigator.userAgent.toLowerCase()) || [])[1]);
if (msie < 9) {
return;
}
beforeEach(function() {
module('ngMobile');
});
afterEach(function() {
dealoc(element);
});
it('should swipe to the left', inject(function($rootScope, $compile) {
element = $compile('<div ng-swipe-left="swiped = true"></div>')($rootScope);
$rootScope.$digest();
expect($rootScope.swiped).toBeUndefined();
browserTrigger(element, startEvent, [], 100, 20);
browserTrigger(element, endEvent, [], 20, 20);
expect($rootScope.swiped).toBe(true);
}));
it('should swipe to the right', inject(function($rootScope, $compile) {
element = $compile('<div ng-swipe-right="swiped = true"></div>')($rootScope);
$rootScope.$digest();
expect($rootScope.swiped).toBeUndefined();
browserTrigger(element, startEvent, [], 20, 20);
browserTrigger(element, endEvent, [], 90, 20);
expect($rootScope.swiped).toBe(true);
}));
it('should not swipe if you move too far vertically', inject(function($rootScope, $compile, $rootElement) {
element = $compile('<div ng-swipe-left="swiped = true"></div>')($rootScope);
$rootElement.append(element);
$rootScope.$digest();
expect($rootScope.swiped).toBeUndefined();
browserTrigger(element, startEvent, [], 90, 20);
browserTrigger(element, moveEvent, [], 70, 200);
browserTrigger(element, endEvent, [], 20, 20);
expect($rootScope.swiped).toBeUndefined();
}));
it('should not swipe if you slide only a short distance', inject(function($rootScope, $compile, $rootElement) {
element = $compile('<div ng-swipe-left="swiped = true"></div>')($rootScope);
$rootElement.append(element);
$rootScope.$digest();
expect($rootScope.swiped).toBeUndefined();
browserTrigger(element, startEvent, [], 90, 20);
browserTrigger(element, endEvent, [], 80, 20);
expect($rootScope.swiped).toBeUndefined();
}));
it('should not swipe if the swipe leaves the element', inject(function($rootScope, $compile, $rootElement) {
element = $compile('<div ng-swipe-right="swiped = true"></div>')($rootScope);
$rootElement.append(element);
$rootScope.$digest();
expect($rootScope.swiped).toBeUndefined();
browserTrigger(element, startEvent, [], 20, 20);
browserTrigger(element, moveEvent, [], 40, 20);
expect($rootScope.swiped).toBeUndefined();
}));
it('should not swipe if the swipe starts outside the element', inject(function($rootScope, $compile, $rootElement) {
element = $compile('<div ng-swipe-right="swiped = true"></div>')($rootScope);
$rootElement.append(element);
$rootScope.$digest();
expect($rootScope.swiped).toBeUndefined();
browserTrigger(element, moveEvent, [], 10, 20);
browserTrigger(element, endEvent, [], 90, 20);
expect($rootScope.swiped).toBeUndefined();
}));
});
}
swipeTests('touch', true /* restrictBrowers */, 'touchstart', 'touchmove', 'touchend');
swipeTests('mouse', false /* restrictBrowers */, 'mousedown', 'mousemove', 'mouseup');
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