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Overview

This is a global (window) function that is only available when the ngMock module is included.

It can be used to trigger a native browser event on an element, which is useful for unit testing.

browserTrigger(element, [eventType], [eventData]);

Param Type Details

element

Param	Type	Details
element	`Object`	Either a wrapped jQuery/jqLite node or a DOMElement
eventType (optional)	`string`	Optional event type. If none is specified, the function tries to determine the right event type for the element, e.g. `change` for `input[text]`.
eventData (optional)	`Object`	An optional object which contains additional event data that is used when creating the event: `bubbles`: Event.bubbles. Not applicable to all events. `cancelable`: Event.cancelable. Not applicable to all events. `charcode`: charCode for keyboard events (keydown, keypress, and keyup). `elapsedTime`: the elapsedTime for TransitionEvent and AnimationEvent. `keycode`: keyCode for keyboard events (keydown, keypress, and keyup). `keys`: an array of possible modifier keys (ctrl, alt, shift, meta) for MouseEvent and keyboard events (keydown, keypress, and keyup). `relatedTarget`: the relatedTarget for MouseEvent. `which`: which for keyboard events (keydown, keypress, and keyup). `x`: x-coordinates for MouseEvent and TouchEvent. `y`: y-coordinates for MouseEvent and TouchEvent.

Object

Either a wrapped jQuery/jqLite node or a DOMElement

eventType

(optional)

string

Optional event type. If none is specified, the function tries to determine the right event type for the element, e.g. change for input[text].

eventData

(optional)

Object

An optional object which contains additional event data that is used when creating the event:

bubbles: Event.bubbles. Not applicable to all events.
cancelable: Event.cancelable. Not applicable to all events.
charcode: charCode for keyboard events (keydown, keypress, and keyup).
elapsedTime: the elapsedTime for TransitionEvent and AnimationEvent.
keycode: keyCode for keyboard events (keydown, keypress, and keyup).
keys: an array of possible modifier keys (ctrl, alt, shift, meta) for MouseEvent and keyboard events (keydown, keypress, and keyup).
relatedTarget: the relatedTarget for MouseEvent.
which: which for keyboard events (keydown, keypress, and keyup).
x: x-coordinates for MouseEvent and TouchEvent.
y: y-coordinates for MouseEvent and TouchEvent.

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https://code.angularjs.org/1.6.9/docs/api/ngMock/function/browserTrigger