You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1741 lines
54 KiB
1741 lines
54 KiB
/** |
|
* @license React |
|
* react-dom-test-utils.development.js |
|
* |
|
* Copyright (c) Facebook, Inc. and its affiliates. |
|
* |
|
* This source code is licensed under the MIT license found in the |
|
* LICENSE file in the root directory of this source tree. |
|
*/ |
|
|
|
'use strict'; |
|
|
|
if (process.env.NODE_ENV !== "production") { |
|
(function() { |
|
'use strict'; |
|
|
|
var React = require('react'); |
|
var ReactDOM = require('react-dom'); |
|
|
|
var ReactSharedInternals = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED; |
|
|
|
// by calls to these methods by a Babel plugin. |
|
// |
|
// In PROD (or in packages without access to React internals), |
|
// they are left as they are instead. |
|
|
|
function warn(format) { |
|
{ |
|
{ |
|
for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { |
|
args[_key - 1] = arguments[_key]; |
|
} |
|
|
|
printWarning('warn', format, args); |
|
} |
|
} |
|
} |
|
function error(format) { |
|
{ |
|
{ |
|
for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) { |
|
args[_key2 - 1] = arguments[_key2]; |
|
} |
|
|
|
printWarning('error', format, args); |
|
} |
|
} |
|
} |
|
|
|
function printWarning(level, format, args) { |
|
// When changing this logic, you might want to also |
|
// update consoleWithStackDev.www.js as well. |
|
{ |
|
var ReactDebugCurrentFrame = ReactSharedInternals.ReactDebugCurrentFrame; |
|
var stack = ReactDebugCurrentFrame.getStackAddendum(); |
|
|
|
if (stack !== '') { |
|
format += '%s'; |
|
args = args.concat([stack]); |
|
} // eslint-disable-next-line react-internal/safe-string-coercion |
|
|
|
|
|
var argsWithFormat = args.map(function (item) { |
|
return String(item); |
|
}); // Careful: RN currently depends on this prefix |
|
|
|
argsWithFormat.unshift('Warning: ' + format); // We intentionally don't use spread (or .apply) directly because it |
|
// breaks IE9: https://github.com/facebook/react/issues/13610 |
|
// eslint-disable-next-line react-internal/no-production-logging |
|
|
|
Function.prototype.apply.call(console[level], console, argsWithFormat); |
|
} |
|
} |
|
|
|
/** |
|
* `ReactInstanceMap` maintains a mapping from a public facing stateful |
|
* instance (key) and the internal representation (value). This allows public |
|
* methods to accept the user facing instance as an argument and map them back |
|
* to internal methods. |
|
* |
|
* Note that this module is currently shared and assumed to be stateless. |
|
* If this becomes an actual Map, that will break. |
|
*/ |
|
function get(key) { |
|
return key._reactInternals; |
|
} |
|
|
|
var FunctionComponent = 0; |
|
var ClassComponent = 1; |
|
|
|
var HostRoot = 3; // Root of a host tree. Could be nested inside another node. |
|
|
|
var HostComponent = 5; |
|
var HostText = 6; |
|
|
|
// Don't change these two values. They're used by React Dev Tools. |
|
var NoFlags = |
|
/* */ |
|
0; |
|
|
|
var Placement = |
|
/* */ |
|
2; |
|
var Hydrating = |
|
/* */ |
|
4096; |
|
|
|
var ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner; |
|
function getNearestMountedFiber(fiber) { |
|
var node = fiber; |
|
var nearestMounted = fiber; |
|
|
|
if (!fiber.alternate) { |
|
// If there is no alternate, this might be a new tree that isn't inserted |
|
// yet. If it is, then it will have a pending insertion effect on it. |
|
var nextNode = node; |
|
|
|
do { |
|
node = nextNode; |
|
|
|
if ((node.flags & (Placement | Hydrating)) !== NoFlags) { |
|
// This is an insertion or in-progress hydration. The nearest possible |
|
// mounted fiber is the parent but we need to continue to figure out |
|
// if that one is still mounted. |
|
nearestMounted = node.return; |
|
} |
|
|
|
nextNode = node.return; |
|
} while (nextNode); |
|
} else { |
|
while (node.return) { |
|
node = node.return; |
|
} |
|
} |
|
|
|
if (node.tag === HostRoot) { |
|
// TODO: Check if this was a nested HostRoot when used with |
|
// renderContainerIntoSubtree. |
|
return nearestMounted; |
|
} // If we didn't hit the root, that means that we're in an disconnected tree |
|
// that has been unmounted. |
|
|
|
|
|
return null; |
|
} |
|
|
|
function assertIsMounted(fiber) { |
|
if (getNearestMountedFiber(fiber) !== fiber) { |
|
throw new Error('Unable to find node on an unmounted component.'); |
|
} |
|
} |
|
|
|
function findCurrentFiberUsingSlowPath(fiber) { |
|
var alternate = fiber.alternate; |
|
|
|
if (!alternate) { |
|
// If there is no alternate, then we only need to check if it is mounted. |
|
var nearestMounted = getNearestMountedFiber(fiber); |
|
|
|
if (nearestMounted === null) { |
|
throw new Error('Unable to find node on an unmounted component.'); |
|
} |
|
|
|
if (nearestMounted !== fiber) { |
|
return null; |
|
} |
|
|
|
return fiber; |
|
} // If we have two possible branches, we'll walk backwards up to the root |
|
// to see what path the root points to. On the way we may hit one of the |
|
// special cases and we'll deal with them. |
|
|
|
|
|
var a = fiber; |
|
var b = alternate; |
|
|
|
while (true) { |
|
var parentA = a.return; |
|
|
|
if (parentA === null) { |
|
// We're at the root. |
|
break; |
|
} |
|
|
|
var parentB = parentA.alternate; |
|
|
|
if (parentB === null) { |
|
// There is no alternate. This is an unusual case. Currently, it only |
|
// happens when a Suspense component is hidden. An extra fragment fiber |
|
// is inserted in between the Suspense fiber and its children. Skip |
|
// over this extra fragment fiber and proceed to the next parent. |
|
var nextParent = parentA.return; |
|
|
|
if (nextParent !== null) { |
|
a = b = nextParent; |
|
continue; |
|
} // If there's no parent, we're at the root. |
|
|
|
|
|
break; |
|
} // If both copies of the parent fiber point to the same child, we can |
|
// assume that the child is current. This happens when we bailout on low |
|
// priority: the bailed out fiber's child reuses the current child. |
|
|
|
|
|
if (parentA.child === parentB.child) { |
|
var child = parentA.child; |
|
|
|
while (child) { |
|
if (child === a) { |
|
// We've determined that A is the current branch. |
|
assertIsMounted(parentA); |
|
return fiber; |
|
} |
|
|
|
if (child === b) { |
|
// We've determined that B is the current branch. |
|
assertIsMounted(parentA); |
|
return alternate; |
|
} |
|
|
|
child = child.sibling; |
|
} // We should never have an alternate for any mounting node. So the only |
|
// way this could possibly happen is if this was unmounted, if at all. |
|
|
|
|
|
throw new Error('Unable to find node on an unmounted component.'); |
|
} |
|
|
|
if (a.return !== b.return) { |
|
// The return pointer of A and the return pointer of B point to different |
|
// fibers. We assume that return pointers never criss-cross, so A must |
|
// belong to the child set of A.return, and B must belong to the child |
|
// set of B.return. |
|
a = parentA; |
|
b = parentB; |
|
} else { |
|
// The return pointers point to the same fiber. We'll have to use the |
|
// default, slow path: scan the child sets of each parent alternate to see |
|
// which child belongs to which set. |
|
// |
|
// Search parent A's child set |
|
var didFindChild = false; |
|
var _child = parentA.child; |
|
|
|
while (_child) { |
|
if (_child === a) { |
|
didFindChild = true; |
|
a = parentA; |
|
b = parentB; |
|
break; |
|
} |
|
|
|
if (_child === b) { |
|
didFindChild = true; |
|
b = parentA; |
|
a = parentB; |
|
break; |
|
} |
|
|
|
_child = _child.sibling; |
|
} |
|
|
|
if (!didFindChild) { |
|
// Search parent B's child set |
|
_child = parentB.child; |
|
|
|
while (_child) { |
|
if (_child === a) { |
|
didFindChild = true; |
|
a = parentB; |
|
b = parentA; |
|
break; |
|
} |
|
|
|
if (_child === b) { |
|
didFindChild = true; |
|
b = parentB; |
|
a = parentA; |
|
break; |
|
} |
|
|
|
_child = _child.sibling; |
|
} |
|
|
|
if (!didFindChild) { |
|
throw new Error('Child was not found in either parent set. This indicates a bug ' + 'in React related to the return pointer. Please file an issue.'); |
|
} |
|
} |
|
} |
|
|
|
if (a.alternate !== b) { |
|
throw new Error("Return fibers should always be each others' alternates. " + 'This error is likely caused by a bug in React. Please file an issue.'); |
|
} |
|
} // If the root is not a host container, we're in a disconnected tree. I.e. |
|
// unmounted. |
|
|
|
|
|
if (a.tag !== HostRoot) { |
|
throw new Error('Unable to find node on an unmounted component.'); |
|
} |
|
|
|
if (a.stateNode.current === a) { |
|
// We've determined that A is the current branch. |
|
return fiber; |
|
} // Otherwise B has to be current branch. |
|
|
|
|
|
return alternate; |
|
} |
|
|
|
var assign = Object.assign; |
|
|
|
/** |
|
* `charCode` represents the actual "character code" and is safe to use with |
|
* `String.fromCharCode`. As such, only keys that correspond to printable |
|
* characters produce a valid `charCode`, the only exception to this is Enter. |
|
* The Tab-key is considered non-printable and does not have a `charCode`, |
|
* presumably because it does not produce a tab-character in browsers. |
|
* |
|
* @param {object} nativeEvent Native browser event. |
|
* @return {number} Normalized `charCode` property. |
|
*/ |
|
function getEventCharCode(nativeEvent) { |
|
var charCode; |
|
var keyCode = nativeEvent.keyCode; |
|
|
|
if ('charCode' in nativeEvent) { |
|
charCode = nativeEvent.charCode; // FF does not set `charCode` for the Enter-key, check against `keyCode`. |
|
|
|
if (charCode === 0 && keyCode === 13) { |
|
charCode = 13; |
|
} |
|
} else { |
|
// IE8 does not implement `charCode`, but `keyCode` has the correct value. |
|
charCode = keyCode; |
|
} // IE and Edge (on Windows) and Chrome / Safari (on Windows and Linux) |
|
// report Enter as charCode 10 when ctrl is pressed. |
|
|
|
|
|
if (charCode === 10) { |
|
charCode = 13; |
|
} // Some non-printable keys are reported in `charCode`/`keyCode`, discard them. |
|
// Must not discard the (non-)printable Enter-key. |
|
|
|
|
|
if (charCode >= 32 || charCode === 13) { |
|
return charCode; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
function functionThatReturnsTrue() { |
|
return true; |
|
} |
|
|
|
function functionThatReturnsFalse() { |
|
return false; |
|
} // This is intentionally a factory so that we have different returned constructors. |
|
// If we had a single constructor, it would be megamorphic and engines would deopt. |
|
|
|
|
|
function createSyntheticEvent(Interface) { |
|
/** |
|
* Synthetic events are dispatched by event plugins, typically in response to a |
|
* top-level event delegation handler. |
|
* |
|
* These systems should generally use pooling to reduce the frequency of garbage |
|
* collection. The system should check `isPersistent` to determine whether the |
|
* event should be released into the pool after being dispatched. Users that |
|
* need a persisted event should invoke `persist`. |
|
* |
|
* Synthetic events (and subclasses) implement the DOM Level 3 Events API by |
|
* normalizing browser quirks. Subclasses do not necessarily have to implement a |
|
* DOM interface; custom application-specific events can also subclass this. |
|
*/ |
|
function SyntheticBaseEvent(reactName, reactEventType, targetInst, nativeEvent, nativeEventTarget) { |
|
this._reactName = reactName; |
|
this._targetInst = targetInst; |
|
this.type = reactEventType; |
|
this.nativeEvent = nativeEvent; |
|
this.target = nativeEventTarget; |
|
this.currentTarget = null; |
|
|
|
for (var _propName in Interface) { |
|
if (!Interface.hasOwnProperty(_propName)) { |
|
continue; |
|
} |
|
|
|
var normalize = Interface[_propName]; |
|
|
|
if (normalize) { |
|
this[_propName] = normalize(nativeEvent); |
|
} else { |
|
this[_propName] = nativeEvent[_propName]; |
|
} |
|
} |
|
|
|
var defaultPrevented = nativeEvent.defaultPrevented != null ? nativeEvent.defaultPrevented : nativeEvent.returnValue === false; |
|
|
|
if (defaultPrevented) { |
|
this.isDefaultPrevented = functionThatReturnsTrue; |
|
} else { |
|
this.isDefaultPrevented = functionThatReturnsFalse; |
|
} |
|
|
|
this.isPropagationStopped = functionThatReturnsFalse; |
|
return this; |
|
} |
|
|
|
assign(SyntheticBaseEvent.prototype, { |
|
preventDefault: function () { |
|
this.defaultPrevented = true; |
|
var event = this.nativeEvent; |
|
|
|
if (!event) { |
|
return; |
|
} |
|
|
|
if (event.preventDefault) { |
|
event.preventDefault(); // $FlowFixMe - flow is not aware of `unknown` in IE |
|
} else if (typeof event.returnValue !== 'unknown') { |
|
event.returnValue = false; |
|
} |
|
|
|
this.isDefaultPrevented = functionThatReturnsTrue; |
|
}, |
|
stopPropagation: function () { |
|
var event = this.nativeEvent; |
|
|
|
if (!event) { |
|
return; |
|
} |
|
|
|
if (event.stopPropagation) { |
|
event.stopPropagation(); // $FlowFixMe - flow is not aware of `unknown` in IE |
|
} else if (typeof event.cancelBubble !== 'unknown') { |
|
// The ChangeEventPlugin registers a "propertychange" event for |
|
// IE. This event does not support bubbling or cancelling, and |
|
// any references to cancelBubble throw "Member not found". A |
|
// typeof check of "unknown" circumvents this issue (and is also |
|
// IE specific). |
|
event.cancelBubble = true; |
|
} |
|
|
|
this.isPropagationStopped = functionThatReturnsTrue; |
|
}, |
|
|
|
/** |
|
* We release all dispatched `SyntheticEvent`s after each event loop, adding |
|
* them back into the pool. This allows a way to hold onto a reference that |
|
* won't be added back into the pool. |
|
*/ |
|
persist: function () {// Modern event system doesn't use pooling. |
|
}, |
|
|
|
/** |
|
* Checks if this event should be released back into the pool. |
|
* |
|
* @return {boolean} True if this should not be released, false otherwise. |
|
*/ |
|
isPersistent: functionThatReturnsTrue |
|
}); |
|
return SyntheticBaseEvent; |
|
} |
|
/** |
|
* @interface Event |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/ |
|
*/ |
|
|
|
|
|
var EventInterface = { |
|
eventPhase: 0, |
|
bubbles: 0, |
|
cancelable: 0, |
|
timeStamp: function (event) { |
|
return event.timeStamp || Date.now(); |
|
}, |
|
defaultPrevented: 0, |
|
isTrusted: 0 |
|
}; |
|
var SyntheticEvent = createSyntheticEvent(EventInterface); |
|
|
|
var UIEventInterface = assign({}, EventInterface, { |
|
view: 0, |
|
detail: 0 |
|
}); |
|
|
|
var SyntheticUIEvent = createSyntheticEvent(UIEventInterface); |
|
var lastMovementX; |
|
var lastMovementY; |
|
var lastMouseEvent; |
|
|
|
function updateMouseMovementPolyfillState(event) { |
|
if (event !== lastMouseEvent) { |
|
if (lastMouseEvent && event.type === 'mousemove') { |
|
lastMovementX = event.screenX - lastMouseEvent.screenX; |
|
lastMovementY = event.screenY - lastMouseEvent.screenY; |
|
} else { |
|
lastMovementX = 0; |
|
lastMovementY = 0; |
|
} |
|
|
|
lastMouseEvent = event; |
|
} |
|
} |
|
/** |
|
* @interface MouseEvent |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/ |
|
*/ |
|
|
|
|
|
var MouseEventInterface = assign({}, UIEventInterface, { |
|
screenX: 0, |
|
screenY: 0, |
|
clientX: 0, |
|
clientY: 0, |
|
pageX: 0, |
|
pageY: 0, |
|
ctrlKey: 0, |
|
shiftKey: 0, |
|
altKey: 0, |
|
metaKey: 0, |
|
getModifierState: getEventModifierState, |
|
button: 0, |
|
buttons: 0, |
|
relatedTarget: function (event) { |
|
if (event.relatedTarget === undefined) return event.fromElement === event.srcElement ? event.toElement : event.fromElement; |
|
return event.relatedTarget; |
|
}, |
|
movementX: function (event) { |
|
if ('movementX' in event) { |
|
return event.movementX; |
|
} |
|
|
|
updateMouseMovementPolyfillState(event); |
|
return lastMovementX; |
|
}, |
|
movementY: function (event) { |
|
if ('movementY' in event) { |
|
return event.movementY; |
|
} // Don't need to call updateMouseMovementPolyfillState() here |
|
// because it's guaranteed to have already run when movementX |
|
// was copied. |
|
|
|
|
|
return lastMovementY; |
|
} |
|
}); |
|
|
|
var SyntheticMouseEvent = createSyntheticEvent(MouseEventInterface); |
|
/** |
|
* @interface DragEvent |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/ |
|
*/ |
|
|
|
var DragEventInterface = assign({}, MouseEventInterface, { |
|
dataTransfer: 0 |
|
}); |
|
|
|
var SyntheticDragEvent = createSyntheticEvent(DragEventInterface); |
|
/** |
|
* @interface FocusEvent |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/ |
|
*/ |
|
|
|
var FocusEventInterface = assign({}, UIEventInterface, { |
|
relatedTarget: 0 |
|
}); |
|
|
|
var SyntheticFocusEvent = createSyntheticEvent(FocusEventInterface); |
|
/** |
|
* @interface Event |
|
* @see http://www.w3.org/TR/css3-animations/#AnimationEvent-interface |
|
* @see https://developer.mozilla.org/en-US/docs/Web/API/AnimationEvent |
|
*/ |
|
|
|
var AnimationEventInterface = assign({}, EventInterface, { |
|
animationName: 0, |
|
elapsedTime: 0, |
|
pseudoElement: 0 |
|
}); |
|
|
|
var SyntheticAnimationEvent = createSyntheticEvent(AnimationEventInterface); |
|
/** |
|
* @interface Event |
|
* @see http://www.w3.org/TR/clipboard-apis/ |
|
*/ |
|
|
|
var ClipboardEventInterface = assign({}, EventInterface, { |
|
clipboardData: function (event) { |
|
return 'clipboardData' in event ? event.clipboardData : window.clipboardData; |
|
} |
|
}); |
|
|
|
var SyntheticClipboardEvent = createSyntheticEvent(ClipboardEventInterface); |
|
/** |
|
* @interface Event |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/#events-compositionevents |
|
*/ |
|
|
|
var CompositionEventInterface = assign({}, EventInterface, { |
|
data: 0 |
|
}); |
|
|
|
var SyntheticCompositionEvent = createSyntheticEvent(CompositionEventInterface); |
|
/** |
|
* Normalization of deprecated HTML5 `key` values |
|
* @see https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent#Key_names |
|
*/ |
|
|
|
var normalizeKey = { |
|
Esc: 'Escape', |
|
Spacebar: ' ', |
|
Left: 'ArrowLeft', |
|
Up: 'ArrowUp', |
|
Right: 'ArrowRight', |
|
Down: 'ArrowDown', |
|
Del: 'Delete', |
|
Win: 'OS', |
|
Menu: 'ContextMenu', |
|
Apps: 'ContextMenu', |
|
Scroll: 'ScrollLock', |
|
MozPrintableKey: 'Unidentified' |
|
}; |
|
/** |
|
* Translation from legacy `keyCode` to HTML5 `key` |
|
* Only special keys supported, all others depend on keyboard layout or browser |
|
* @see https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent#Key_names |
|
*/ |
|
|
|
var translateToKey = { |
|
'8': 'Backspace', |
|
'9': 'Tab', |
|
'12': 'Clear', |
|
'13': 'Enter', |
|
'16': 'Shift', |
|
'17': 'Control', |
|
'18': 'Alt', |
|
'19': 'Pause', |
|
'20': 'CapsLock', |
|
'27': 'Escape', |
|
'32': ' ', |
|
'33': 'PageUp', |
|
'34': 'PageDown', |
|
'35': 'End', |
|
'36': 'Home', |
|
'37': 'ArrowLeft', |
|
'38': 'ArrowUp', |
|
'39': 'ArrowRight', |
|
'40': 'ArrowDown', |
|
'45': 'Insert', |
|
'46': 'Delete', |
|
'112': 'F1', |
|
'113': 'F2', |
|
'114': 'F3', |
|
'115': 'F4', |
|
'116': 'F5', |
|
'117': 'F6', |
|
'118': 'F7', |
|
'119': 'F8', |
|
'120': 'F9', |
|
'121': 'F10', |
|
'122': 'F11', |
|
'123': 'F12', |
|
'144': 'NumLock', |
|
'145': 'ScrollLock', |
|
'224': 'Meta' |
|
}; |
|
/** |
|
* @param {object} nativeEvent Native browser event. |
|
* @return {string} Normalized `key` property. |
|
*/ |
|
|
|
function getEventKey(nativeEvent) { |
|
if (nativeEvent.key) { |
|
// Normalize inconsistent values reported by browsers due to |
|
// implementations of a working draft specification. |
|
// FireFox implements `key` but returns `MozPrintableKey` for all |
|
// printable characters (normalized to `Unidentified`), ignore it. |
|
var key = normalizeKey[nativeEvent.key] || nativeEvent.key; |
|
|
|
if (key !== 'Unidentified') { |
|
return key; |
|
} |
|
} // Browser does not implement `key`, polyfill as much of it as we can. |
|
|
|
|
|
if (nativeEvent.type === 'keypress') { |
|
var charCode = getEventCharCode(nativeEvent); // The enter-key is technically both printable and non-printable and can |
|
// thus be captured by `keypress`, no other non-printable key should. |
|
|
|
return charCode === 13 ? 'Enter' : String.fromCharCode(charCode); |
|
} |
|
|
|
if (nativeEvent.type === 'keydown' || nativeEvent.type === 'keyup') { |
|
// While user keyboard layout determines the actual meaning of each |
|
// `keyCode` value, almost all function keys have a universal value. |
|
return translateToKey[nativeEvent.keyCode] || 'Unidentified'; |
|
} |
|
|
|
return ''; |
|
} |
|
/** |
|
* Translation from modifier key to the associated property in the event. |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/#keys-Modifiers |
|
*/ |
|
|
|
|
|
var modifierKeyToProp = { |
|
Alt: 'altKey', |
|
Control: 'ctrlKey', |
|
Meta: 'metaKey', |
|
Shift: 'shiftKey' |
|
}; // Older browsers (Safari <= 10, iOS Safari <= 10.2) do not support |
|
// getModifierState. If getModifierState is not supported, we map it to a set of |
|
// modifier keys exposed by the event. In this case, Lock-keys are not supported. |
|
|
|
function modifierStateGetter(keyArg) { |
|
var syntheticEvent = this; |
|
var nativeEvent = syntheticEvent.nativeEvent; |
|
|
|
if (nativeEvent.getModifierState) { |
|
return nativeEvent.getModifierState(keyArg); |
|
} |
|
|
|
var keyProp = modifierKeyToProp[keyArg]; |
|
return keyProp ? !!nativeEvent[keyProp] : false; |
|
} |
|
|
|
function getEventModifierState(nativeEvent) { |
|
return modifierStateGetter; |
|
} |
|
/** |
|
* @interface KeyboardEvent |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/ |
|
*/ |
|
|
|
|
|
var KeyboardEventInterface = assign({}, UIEventInterface, { |
|
key: getEventKey, |
|
code: 0, |
|
location: 0, |
|
ctrlKey: 0, |
|
shiftKey: 0, |
|
altKey: 0, |
|
metaKey: 0, |
|
repeat: 0, |
|
locale: 0, |
|
getModifierState: getEventModifierState, |
|
// Legacy Interface |
|
charCode: function (event) { |
|
// `charCode` is the result of a KeyPress event and represents the value of |
|
// the actual printable character. |
|
// KeyPress is deprecated, but its replacement is not yet final and not |
|
// implemented in any major browser. Only KeyPress has charCode. |
|
if (event.type === 'keypress') { |
|
return getEventCharCode(event); |
|
} |
|
|
|
return 0; |
|
}, |
|
keyCode: function (event) { |
|
// `keyCode` is the result of a KeyDown/Up event and represents the value of |
|
// physical keyboard key. |
|
// The actual meaning of the value depends on the users' keyboard layout |
|
// which cannot be detected. Assuming that it is a US keyboard layout |
|
// provides a surprisingly accurate mapping for US and European users. |
|
// Due to this, it is left to the user to implement at this time. |
|
if (event.type === 'keydown' || event.type === 'keyup') { |
|
return event.keyCode; |
|
} |
|
|
|
return 0; |
|
}, |
|
which: function (event) { |
|
// `which` is an alias for either `keyCode` or `charCode` depending on the |
|
// type of the event. |
|
if (event.type === 'keypress') { |
|
return getEventCharCode(event); |
|
} |
|
|
|
if (event.type === 'keydown' || event.type === 'keyup') { |
|
return event.keyCode; |
|
} |
|
|
|
return 0; |
|
} |
|
}); |
|
|
|
var SyntheticKeyboardEvent = createSyntheticEvent(KeyboardEventInterface); |
|
/** |
|
* @interface PointerEvent |
|
* @see http://www.w3.org/TR/pointerevents/ |
|
*/ |
|
|
|
var PointerEventInterface = assign({}, MouseEventInterface, { |
|
pointerId: 0, |
|
width: 0, |
|
height: 0, |
|
pressure: 0, |
|
tangentialPressure: 0, |
|
tiltX: 0, |
|
tiltY: 0, |
|
twist: 0, |
|
pointerType: 0, |
|
isPrimary: 0 |
|
}); |
|
|
|
var SyntheticPointerEvent = createSyntheticEvent(PointerEventInterface); |
|
/** |
|
* @interface TouchEvent |
|
* @see http://www.w3.org/TR/touch-events/ |
|
*/ |
|
|
|
var TouchEventInterface = assign({}, UIEventInterface, { |
|
touches: 0, |
|
targetTouches: 0, |
|
changedTouches: 0, |
|
altKey: 0, |
|
metaKey: 0, |
|
ctrlKey: 0, |
|
shiftKey: 0, |
|
getModifierState: getEventModifierState |
|
}); |
|
|
|
var SyntheticTouchEvent = createSyntheticEvent(TouchEventInterface); |
|
/** |
|
* @interface Event |
|
* @see http://www.w3.org/TR/2009/WD-css3-transitions-20090320/#transition-events- |
|
* @see https://developer.mozilla.org/en-US/docs/Web/API/TransitionEvent |
|
*/ |
|
|
|
var TransitionEventInterface = assign({}, EventInterface, { |
|
propertyName: 0, |
|
elapsedTime: 0, |
|
pseudoElement: 0 |
|
}); |
|
|
|
var SyntheticTransitionEvent = createSyntheticEvent(TransitionEventInterface); |
|
/** |
|
* @interface WheelEvent |
|
* @see http://www.w3.org/TR/DOM-Level-3-Events/ |
|
*/ |
|
|
|
var WheelEventInterface = assign({}, MouseEventInterface, { |
|
deltaX: function (event) { |
|
return 'deltaX' in event ? event.deltaX : // Fallback to `wheelDeltaX` for Webkit and normalize (right is positive). |
|
'wheelDeltaX' in event ? -event.wheelDeltaX : 0; |
|
}, |
|
deltaY: function (event) { |
|
return 'deltaY' in event ? event.deltaY : // Fallback to `wheelDeltaY` for Webkit and normalize (down is positive). |
|
'wheelDeltaY' in event ? -event.wheelDeltaY : // Fallback to `wheelDelta` for IE<9 and normalize (down is positive). |
|
'wheelDelta' in event ? -event.wheelDelta : 0; |
|
}, |
|
deltaZ: 0, |
|
// Browsers without "deltaMode" is reporting in raw wheel delta where one |
|
// notch on the scroll is always +/- 120, roughly equivalent to pixels. |
|
// A good approximation of DOM_DELTA_LINE (1) is 5% of viewport size or |
|
// ~40 pixels, for DOM_DELTA_SCREEN (2) it is 87.5% of viewport size. |
|
deltaMode: 0 |
|
}); |
|
|
|
var SyntheticWheelEvent = createSyntheticEvent(WheelEventInterface); |
|
|
|
/** |
|
* HTML nodeType values that represent the type of the node |
|
*/ |
|
var ELEMENT_NODE = 1; |
|
|
|
function invokeGuardedCallbackProd(name, func, context, a, b, c, d, e, f) { |
|
var funcArgs = Array.prototype.slice.call(arguments, 3); |
|
|
|
try { |
|
func.apply(context, funcArgs); |
|
} catch (error) { |
|
this.onError(error); |
|
} |
|
} |
|
|
|
var invokeGuardedCallbackImpl = invokeGuardedCallbackProd; |
|
|
|
{ |
|
// In DEV mode, we swap out invokeGuardedCallback for a special version |
|
// that plays more nicely with the browser's DevTools. The idea is to preserve |
|
// "Pause on exceptions" behavior. Because React wraps all user-provided |
|
// functions in invokeGuardedCallback, and the production version of |
|
// invokeGuardedCallback uses a try-catch, all user exceptions are treated |
|
// like caught exceptions, and the DevTools won't pause unless the developer |
|
// takes the extra step of enabling pause on caught exceptions. This is |
|
// unintuitive, though, because even though React has caught the error, from |
|
// the developer's perspective, the error is uncaught. |
|
// |
|
// To preserve the expected "Pause on exceptions" behavior, we don't use a |
|
// try-catch in DEV. Instead, we synchronously dispatch a fake event to a fake |
|
// DOM node, and call the user-provided callback from inside an event handler |
|
// for that fake event. If the callback throws, the error is "captured" using |
|
// a global event handler. But because the error happens in a different |
|
// event loop context, it does not interrupt the normal program flow. |
|
// Effectively, this gives us try-catch behavior without actually using |
|
// try-catch. Neat! |
|
// Check that the browser supports the APIs we need to implement our special |
|
// DEV version of invokeGuardedCallback |
|
if (typeof window !== 'undefined' && typeof window.dispatchEvent === 'function' && typeof document !== 'undefined' && typeof document.createEvent === 'function') { |
|
var fakeNode = document.createElement('react'); |
|
|
|
invokeGuardedCallbackImpl = function invokeGuardedCallbackDev(name, func, context, a, b, c, d, e, f) { |
|
// If document doesn't exist we know for sure we will crash in this method |
|
// when we call document.createEvent(). However this can cause confusing |
|
// errors: https://github.com/facebook/create-react-app/issues/3482 |
|
// So we preemptively throw with a better message instead. |
|
if (typeof document === 'undefined' || document === null) { |
|
throw new Error('The `document` global was defined when React was initialized, but is not ' + 'defined anymore. This can happen in a test environment if a component ' + 'schedules an update from an asynchronous callback, but the test has already ' + 'finished running. To solve this, you can either unmount the component at ' + 'the end of your test (and ensure that any asynchronous operations get ' + 'canceled in `componentWillUnmount`), or you can change the test itself ' + 'to be asynchronous.'); |
|
} |
|
|
|
var evt = document.createEvent('Event'); |
|
var didCall = false; // Keeps track of whether the user-provided callback threw an error. We |
|
// set this to true at the beginning, then set it to false right after |
|
// calling the function. If the function errors, `didError` will never be |
|
// set to false. This strategy works even if the browser is flaky and |
|
// fails to call our global error handler, because it doesn't rely on |
|
// the error event at all. |
|
|
|
var didError = true; // Keeps track of the value of window.event so that we can reset it |
|
// during the callback to let user code access window.event in the |
|
// browsers that support it. |
|
|
|
var windowEvent = window.event; // Keeps track of the descriptor of window.event to restore it after event |
|
// dispatching: https://github.com/facebook/react/issues/13688 |
|
|
|
var windowEventDescriptor = Object.getOwnPropertyDescriptor(window, 'event'); |
|
|
|
function restoreAfterDispatch() { |
|
// We immediately remove the callback from event listeners so that |
|
// nested `invokeGuardedCallback` calls do not clash. Otherwise, a |
|
// nested call would trigger the fake event handlers of any call higher |
|
// in the stack. |
|
fakeNode.removeEventListener(evtType, callCallback, false); // We check for window.hasOwnProperty('event') to prevent the |
|
// window.event assignment in both IE <= 10 as they throw an error |
|
// "Member not found" in strict mode, and in Firefox which does not |
|
// support window.event. |
|
|
|
if (typeof window.event !== 'undefined' && window.hasOwnProperty('event')) { |
|
window.event = windowEvent; |
|
} |
|
} // Create an event handler for our fake event. We will synchronously |
|
// dispatch our fake event using `dispatchEvent`. Inside the handler, we |
|
// call the user-provided callback. |
|
|
|
|
|
var funcArgs = Array.prototype.slice.call(arguments, 3); |
|
|
|
function callCallback() { |
|
didCall = true; |
|
restoreAfterDispatch(); |
|
func.apply(context, funcArgs); |
|
didError = false; |
|
} // Create a global error event handler. We use this to capture the value |
|
// that was thrown. It's possible that this error handler will fire more |
|
// than once; for example, if non-React code also calls `dispatchEvent` |
|
// and a handler for that event throws. We should be resilient to most of |
|
// those cases. Even if our error event handler fires more than once, the |
|
// last error event is always used. If the callback actually does error, |
|
// we know that the last error event is the correct one, because it's not |
|
// possible for anything else to have happened in between our callback |
|
// erroring and the code that follows the `dispatchEvent` call below. If |
|
// the callback doesn't error, but the error event was fired, we know to |
|
// ignore it because `didError` will be false, as described above. |
|
|
|
|
|
var error; // Use this to track whether the error event is ever called. |
|
|
|
var didSetError = false; |
|
var isCrossOriginError = false; |
|
|
|
function handleWindowError(event) { |
|
error = event.error; |
|
didSetError = true; |
|
|
|
if (error === null && event.colno === 0 && event.lineno === 0) { |
|
isCrossOriginError = true; |
|
} |
|
|
|
if (event.defaultPrevented) { |
|
// Some other error handler has prevented default. |
|
// Browsers silence the error report if this happens. |
|
// We'll remember this to later decide whether to log it or not. |
|
if (error != null && typeof error === 'object') { |
|
try { |
|
error._suppressLogging = true; |
|
} catch (inner) {// Ignore. |
|
} |
|
} |
|
} |
|
} // Create a fake event type. |
|
|
|
|
|
var evtType = "react-" + (name ? name : 'invokeguardedcallback'); // Attach our event handlers |
|
|
|
window.addEventListener('error', handleWindowError); |
|
fakeNode.addEventListener(evtType, callCallback, false); // Synchronously dispatch our fake event. If the user-provided function |
|
// errors, it will trigger our global error handler. |
|
|
|
evt.initEvent(evtType, false, false); |
|
fakeNode.dispatchEvent(evt); |
|
|
|
if (windowEventDescriptor) { |
|
Object.defineProperty(window, 'event', windowEventDescriptor); |
|
} |
|
|
|
if (didCall && didError) { |
|
if (!didSetError) { |
|
// The callback errored, but the error event never fired. |
|
// eslint-disable-next-line react-internal/prod-error-codes |
|
error = new Error('An error was thrown inside one of your components, but React ' + "doesn't know what it was. This is likely due to browser " + 'flakiness. React does its best to preserve the "Pause on ' + 'exceptions" behavior of the DevTools, which requires some ' + "DEV-mode only tricks. It's possible that these don't work in " + 'your browser. Try triggering the error in production mode, ' + 'or switching to a modern browser. If you suspect that this is ' + 'actually an issue with React, please file an issue.'); |
|
} else if (isCrossOriginError) { |
|
// eslint-disable-next-line react-internal/prod-error-codes |
|
error = new Error("A cross-origin error was thrown. React doesn't have access to " + 'the actual error object in development. ' + 'See https://reactjs.org/link/crossorigin-error for more information.'); |
|
} |
|
|
|
this.onError(error); |
|
} // Remove our event listeners |
|
|
|
|
|
window.removeEventListener('error', handleWindowError); |
|
|
|
if (!didCall) { |
|
// Something went really wrong, and our event was not dispatched. |
|
// https://github.com/facebook/react/issues/16734 |
|
// https://github.com/facebook/react/issues/16585 |
|
// Fall back to the production implementation. |
|
restoreAfterDispatch(); |
|
return invokeGuardedCallbackProd.apply(this, arguments); |
|
} |
|
}; |
|
} |
|
} |
|
|
|
var invokeGuardedCallbackImpl$1 = invokeGuardedCallbackImpl; |
|
|
|
var hasError = false; |
|
var caughtError = null; // Used by event system to capture/rethrow the first error. |
|
|
|
var hasRethrowError = false; |
|
var rethrowError = null; |
|
var reporter = { |
|
onError: function (error) { |
|
hasError = true; |
|
caughtError = error; |
|
} |
|
}; |
|
/** |
|
* Call a function while guarding against errors that happens within it. |
|
* Returns an error if it throws, otherwise null. |
|
* |
|
* In production, this is implemented using a try-catch. The reason we don't |
|
* use a try-catch directly is so that we can swap out a different |
|
* implementation in DEV mode. |
|
* |
|
* @param {String} name of the guard to use for logging or debugging |
|
* @param {Function} func The function to invoke |
|
* @param {*} context The context to use when calling the function |
|
* @param {...*} args Arguments for function |
|
*/ |
|
|
|
function invokeGuardedCallback(name, func, context, a, b, c, d, e, f) { |
|
hasError = false; |
|
caughtError = null; |
|
invokeGuardedCallbackImpl$1.apply(reporter, arguments); |
|
} |
|
/** |
|
* Same as invokeGuardedCallback, but instead of returning an error, it stores |
|
* it in a global so it can be rethrown by `rethrowCaughtError` later. |
|
* TODO: See if caughtError and rethrowError can be unified. |
|
* |
|
* @param {String} name of the guard to use for logging or debugging |
|
* @param {Function} func The function to invoke |
|
* @param {*} context The context to use when calling the function |
|
* @param {...*} args Arguments for function |
|
*/ |
|
|
|
function invokeGuardedCallbackAndCatchFirstError(name, func, context, a, b, c, d, e, f) { |
|
invokeGuardedCallback.apply(this, arguments); |
|
|
|
if (hasError) { |
|
var error = clearCaughtError(); |
|
|
|
if (!hasRethrowError) { |
|
hasRethrowError = true; |
|
rethrowError = error; |
|
} |
|
} |
|
} |
|
/** |
|
* During execution of guarded functions we will capture the first error which |
|
* we will rethrow to be handled by the top level error handler. |
|
*/ |
|
|
|
function rethrowCaughtError() { |
|
if (hasRethrowError) { |
|
var error = rethrowError; |
|
hasRethrowError = false; |
|
rethrowError = null; |
|
throw error; |
|
} |
|
} |
|
function clearCaughtError() { |
|
if (hasError) { |
|
var error = caughtError; |
|
hasError = false; |
|
caughtError = null; |
|
return error; |
|
} else { |
|
throw new Error('clearCaughtError was called but no error was captured. This error ' + 'is likely caused by a bug in React. Please file an issue.'); |
|
} |
|
} |
|
|
|
var isArrayImpl = Array.isArray; // eslint-disable-next-line no-redeclare |
|
|
|
function isArray(a) { |
|
return isArrayImpl(a); |
|
} |
|
|
|
var SecretInternals = ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED; |
|
var EventInternals = SecretInternals.Events; |
|
var getInstanceFromNode = EventInternals[0]; |
|
var getNodeFromInstance = EventInternals[1]; |
|
var getFiberCurrentPropsFromNode = EventInternals[2]; |
|
var enqueueStateRestore = EventInternals[3]; |
|
var restoreStateIfNeeded = EventInternals[4]; |
|
var act = React.unstable_act; |
|
|
|
function Event(suffix) {} |
|
|
|
var hasWarnedAboutDeprecatedMockComponent = false; |
|
/** |
|
* @class ReactTestUtils |
|
*/ |
|
|
|
function findAllInRenderedFiberTreeInternal(fiber, test) { |
|
if (!fiber) { |
|
return []; |
|
} |
|
|
|
var currentParent = findCurrentFiberUsingSlowPath(fiber); |
|
|
|
if (!currentParent) { |
|
return []; |
|
} |
|
|
|
var node = currentParent; |
|
var ret = []; |
|
|
|
while (true) { |
|
if (node.tag === HostComponent || node.tag === HostText || node.tag === ClassComponent || node.tag === FunctionComponent) { |
|
var publicInst = node.stateNode; |
|
|
|
if (test(publicInst)) { |
|
ret.push(publicInst); |
|
} |
|
} |
|
|
|
if (node.child) { |
|
node.child.return = node; |
|
node = node.child; |
|
continue; |
|
} |
|
|
|
if (node === currentParent) { |
|
return ret; |
|
} |
|
|
|
while (!node.sibling) { |
|
if (!node.return || node.return === currentParent) { |
|
return ret; |
|
} |
|
|
|
node = node.return; |
|
} |
|
|
|
node.sibling.return = node.return; |
|
node = node.sibling; |
|
} |
|
} |
|
|
|
function validateClassInstance(inst, methodName) { |
|
if (!inst) { |
|
// This is probably too relaxed but it's existing behavior. |
|
return; |
|
} |
|
|
|
if (get(inst)) { |
|
// This is a public instance indeed. |
|
return; |
|
} |
|
|
|
var received; |
|
var stringified = String(inst); |
|
|
|
if (isArray(inst)) { |
|
received = 'an array'; |
|
} else if (inst && inst.nodeType === ELEMENT_NODE && inst.tagName) { |
|
received = 'a DOM node'; |
|
} else if (stringified === '[object Object]') { |
|
received = 'object with keys {' + Object.keys(inst).join(', ') + '}'; |
|
} else { |
|
received = stringified; |
|
} |
|
|
|
throw new Error(methodName + "(...): the first argument must be a React class instance. " + ("Instead received: " + received + ".")); |
|
} |
|
/** |
|
* Utilities for making it easy to test React components. |
|
* |
|
* See https://reactjs.org/docs/test-utils.html |
|
* |
|
* Todo: Support the entire DOM.scry query syntax. For now, these simple |
|
* utilities will suffice for testing purposes. |
|
* @lends ReactTestUtils |
|
*/ |
|
|
|
|
|
function renderIntoDocument(element) { |
|
var div = document.createElement('div'); // None of our tests actually require attaching the container to the |
|
// DOM, and doing so creates a mess that we rely on test isolation to |
|
// clean up, so we're going to stop honoring the name of this method |
|
// (and probably rename it eventually) if no problems arise. |
|
// document.documentElement.appendChild(div); |
|
|
|
return ReactDOM.render(element, div); |
|
} |
|
|
|
function isElement(element) { |
|
return React.isValidElement(element); |
|
} |
|
|
|
function isElementOfType(inst, convenienceConstructor) { |
|
return React.isValidElement(inst) && inst.type === convenienceConstructor; |
|
} |
|
|
|
function isDOMComponent(inst) { |
|
return !!(inst && inst.nodeType === ELEMENT_NODE && inst.tagName); |
|
} |
|
|
|
function isDOMComponentElement(inst) { |
|
return !!(inst && React.isValidElement(inst) && !!inst.tagName); |
|
} |
|
|
|
function isCompositeComponent(inst) { |
|
if (isDOMComponent(inst)) { |
|
// Accessing inst.setState warns; just return false as that'll be what |
|
// this returns when we have DOM nodes as refs directly |
|
return false; |
|
} |
|
|
|
return inst != null && typeof inst.render === 'function' && typeof inst.setState === 'function'; |
|
} |
|
|
|
function isCompositeComponentWithType(inst, type) { |
|
if (!isCompositeComponent(inst)) { |
|
return false; |
|
} |
|
|
|
var internalInstance = get(inst); |
|
var constructor = internalInstance.type; |
|
return constructor === type; |
|
} |
|
|
|
function findAllInRenderedTree(inst, test) { |
|
validateClassInstance(inst, 'findAllInRenderedTree'); |
|
|
|
if (!inst) { |
|
return []; |
|
} |
|
|
|
var internalInstance = get(inst); |
|
return findAllInRenderedFiberTreeInternal(internalInstance, test); |
|
} |
|
/** |
|
* Finds all instances of components in the rendered tree that are DOM |
|
* components with the class name matching `className`. |
|
* @return {array} an array of all the matches. |
|
*/ |
|
|
|
|
|
function scryRenderedDOMComponentsWithClass(root, classNames) { |
|
validateClassInstance(root, 'scryRenderedDOMComponentsWithClass'); |
|
return findAllInRenderedTree(root, function (inst) { |
|
if (isDOMComponent(inst)) { |
|
var className = inst.className; |
|
|
|
if (typeof className !== 'string') { |
|
// SVG, probably. |
|
className = inst.getAttribute('class') || ''; |
|
} |
|
|
|
var classList = className.split(/\s+/); |
|
|
|
if (!isArray(classNames)) { |
|
if (classNames === undefined) { |
|
throw new Error('TestUtils.scryRenderedDOMComponentsWithClass expects a ' + 'className as a second argument.'); |
|
} |
|
|
|
classNames = classNames.split(/\s+/); |
|
} |
|
|
|
return classNames.every(function (name) { |
|
return classList.indexOf(name) !== -1; |
|
}); |
|
} |
|
|
|
return false; |
|
}); |
|
} |
|
/** |
|
* Like scryRenderedDOMComponentsWithClass but expects there to be one result, |
|
* and returns that one result, or throws exception if there is any other |
|
* number of matches besides one. |
|
* @return {!ReactDOMComponent} The one match. |
|
*/ |
|
|
|
|
|
function findRenderedDOMComponentWithClass(root, className) { |
|
validateClassInstance(root, 'findRenderedDOMComponentWithClass'); |
|
var all = scryRenderedDOMComponentsWithClass(root, className); |
|
|
|
if (all.length !== 1) { |
|
throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for class:' + className); |
|
} |
|
|
|
return all[0]; |
|
} |
|
/** |
|
* Finds all instances of components in the rendered tree that are DOM |
|
* components with the tag name matching `tagName`. |
|
* @return {array} an array of all the matches. |
|
*/ |
|
|
|
|
|
function scryRenderedDOMComponentsWithTag(root, tagName) { |
|
validateClassInstance(root, 'scryRenderedDOMComponentsWithTag'); |
|
return findAllInRenderedTree(root, function (inst) { |
|
return isDOMComponent(inst) && inst.tagName.toUpperCase() === tagName.toUpperCase(); |
|
}); |
|
} |
|
/** |
|
* Like scryRenderedDOMComponentsWithTag but expects there to be one result, |
|
* and returns that one result, or throws exception if there is any other |
|
* number of matches besides one. |
|
* @return {!ReactDOMComponent} The one match. |
|
*/ |
|
|
|
|
|
function findRenderedDOMComponentWithTag(root, tagName) { |
|
validateClassInstance(root, 'findRenderedDOMComponentWithTag'); |
|
var all = scryRenderedDOMComponentsWithTag(root, tagName); |
|
|
|
if (all.length !== 1) { |
|
throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for tag:' + tagName); |
|
} |
|
|
|
return all[0]; |
|
} |
|
/** |
|
* Finds all instances of components with type equal to `componentType`. |
|
* @return {array} an array of all the matches. |
|
*/ |
|
|
|
|
|
function scryRenderedComponentsWithType(root, componentType) { |
|
validateClassInstance(root, 'scryRenderedComponentsWithType'); |
|
return findAllInRenderedTree(root, function (inst) { |
|
return isCompositeComponentWithType(inst, componentType); |
|
}); |
|
} |
|
/** |
|
* Same as `scryRenderedComponentsWithType` but expects there to be one result |
|
* and returns that one result, or throws exception if there is any other |
|
* number of matches besides one. |
|
* @return {!ReactComponent} The one match. |
|
*/ |
|
|
|
|
|
function findRenderedComponentWithType(root, componentType) { |
|
validateClassInstance(root, 'findRenderedComponentWithType'); |
|
var all = scryRenderedComponentsWithType(root, componentType); |
|
|
|
if (all.length !== 1) { |
|
throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for componentType:' + componentType); |
|
} |
|
|
|
return all[0]; |
|
} |
|
/** |
|
* Pass a mocked component module to this method to augment it with |
|
* useful methods that allow it to be used as a dummy React component. |
|
* Instead of rendering as usual, the component will become a simple |
|
* <div> containing any provided children. |
|
* |
|
* @param {object} module the mock function object exported from a |
|
* module that defines the component to be mocked |
|
* @param {?string} mockTagName optional dummy root tag name to return |
|
* from render method (overrides |
|
* module.mockTagName if provided) |
|
* @return {object} the ReactTestUtils object (for chaining) |
|
*/ |
|
|
|
|
|
function mockComponent(module, mockTagName) { |
|
{ |
|
if (!hasWarnedAboutDeprecatedMockComponent) { |
|
hasWarnedAboutDeprecatedMockComponent = true; |
|
|
|
warn('ReactTestUtils.mockComponent() is deprecated. ' + 'Use shallow rendering or jest.mock() instead.\n\n' + 'See https://reactjs.org/link/test-utils-mock-component for more information.'); |
|
} |
|
} |
|
|
|
mockTagName = mockTagName || module.mockTagName || 'div'; |
|
module.prototype.render.mockImplementation(function () { |
|
return React.createElement(mockTagName, null, this.props.children); |
|
}); |
|
return this; |
|
} |
|
|
|
function nativeTouchData(x, y) { |
|
return { |
|
touches: [{ |
|
pageX: x, |
|
pageY: y |
|
}] |
|
}; |
|
} // Start of inline: the below functions were inlined from |
|
// EventPropagator.js, as they deviated from ReactDOM's newer |
|
// implementations. |
|
|
|
/** |
|
* Dispatch the event to the listener. |
|
* @param {SyntheticEvent} event SyntheticEvent to handle |
|
* @param {function} listener Application-level callback |
|
* @param {*} inst Internal component instance |
|
*/ |
|
|
|
|
|
function executeDispatch(event, listener, inst) { |
|
var type = event.type || 'unknown-event'; |
|
event.currentTarget = getNodeFromInstance(inst); |
|
invokeGuardedCallbackAndCatchFirstError(type, listener, undefined, event); |
|
event.currentTarget = null; |
|
} |
|
/** |
|
* Standard/simple iteration through an event's collected dispatches. |
|
*/ |
|
|
|
|
|
function executeDispatchesInOrder(event) { |
|
var dispatchListeners = event._dispatchListeners; |
|
var dispatchInstances = event._dispatchInstances; |
|
|
|
if (isArray(dispatchListeners)) { |
|
for (var i = 0; i < dispatchListeners.length; i++) { |
|
if (event.isPropagationStopped()) { |
|
break; |
|
} // Listeners and Instances are two parallel arrays that are always in sync. |
|
|
|
|
|
executeDispatch(event, dispatchListeners[i], dispatchInstances[i]); |
|
} |
|
} else if (dispatchListeners) { |
|
executeDispatch(event, dispatchListeners, dispatchInstances); |
|
} |
|
|
|
event._dispatchListeners = null; |
|
event._dispatchInstances = null; |
|
} |
|
/** |
|
* Dispatches an event and releases it back into the pool, unless persistent. |
|
* |
|
* @param {?object} event Synthetic event to be dispatched. |
|
* @private |
|
*/ |
|
|
|
|
|
var executeDispatchesAndRelease = function (event) { |
|
if (event) { |
|
executeDispatchesInOrder(event); |
|
|
|
if (!event.isPersistent()) { |
|
event.constructor.release(event); |
|
} |
|
} |
|
}; |
|
|
|
function isInteractive(tag) { |
|
return tag === 'button' || tag === 'input' || tag === 'select' || tag === 'textarea'; |
|
} |
|
|
|
function getParent(inst) { |
|
do { |
|
inst = inst.return; // TODO: If this is a HostRoot we might want to bail out. |
|
// That is depending on if we want nested subtrees (layers) to bubble |
|
// events to their parent. We could also go through parentNode on the |
|
// host node but that wouldn't work for React Native and doesn't let us |
|
// do the portal feature. |
|
} while (inst && inst.tag !== HostComponent); |
|
|
|
if (inst) { |
|
return inst; |
|
} |
|
|
|
return null; |
|
} |
|
/** |
|
* Simulates the traversal of a two-phase, capture/bubble event dispatch. |
|
*/ |
|
|
|
|
|
function traverseTwoPhase(inst, fn, arg) { |
|
var path = []; |
|
|
|
while (inst) { |
|
path.push(inst); |
|
inst = getParent(inst); |
|
} |
|
|
|
var i; |
|
|
|
for (i = path.length; i-- > 0;) { |
|
fn(path[i], 'captured', arg); |
|
} |
|
|
|
for (i = 0; i < path.length; i++) { |
|
fn(path[i], 'bubbled', arg); |
|
} |
|
} |
|
|
|
function shouldPreventMouseEvent(name, type, props) { |
|
switch (name) { |
|
case 'onClick': |
|
case 'onClickCapture': |
|
case 'onDoubleClick': |
|
case 'onDoubleClickCapture': |
|
case 'onMouseDown': |
|
case 'onMouseDownCapture': |
|
case 'onMouseMove': |
|
case 'onMouseMoveCapture': |
|
case 'onMouseUp': |
|
case 'onMouseUpCapture': |
|
case 'onMouseEnter': |
|
return !!(props.disabled && isInteractive(type)); |
|
|
|
default: |
|
return false; |
|
} |
|
} |
|
/** |
|
* @param {object} inst The instance, which is the source of events. |
|
* @param {string} registrationName Name of listener (e.g. `onClick`). |
|
* @return {?function} The stored callback. |
|
*/ |
|
|
|
|
|
function getListener(inst, registrationName) { |
|
// TODO: shouldPreventMouseEvent is DOM-specific and definitely should not |
|
// live here; needs to be moved to a better place soon |
|
var stateNode = inst.stateNode; |
|
|
|
if (!stateNode) { |
|
// Work in progress (ex: onload events in incremental mode). |
|
return null; |
|
} |
|
|
|
var props = getFiberCurrentPropsFromNode(stateNode); |
|
|
|
if (!props) { |
|
// Work in progress. |
|
return null; |
|
} |
|
|
|
var listener = props[registrationName]; |
|
|
|
if (shouldPreventMouseEvent(registrationName, inst.type, props)) { |
|
return null; |
|
} |
|
|
|
if (listener && typeof listener !== 'function') { |
|
throw new Error("Expected `" + registrationName + "` listener to be a function, instead got a value of `" + typeof listener + "` type."); |
|
} |
|
|
|
return listener; |
|
} |
|
|
|
function listenerAtPhase(inst, event, propagationPhase) { |
|
var registrationName = event._reactName; |
|
|
|
if (propagationPhase === 'captured') { |
|
registrationName += 'Capture'; |
|
} |
|
|
|
return getListener(inst, registrationName); |
|
} |
|
|
|
function accumulateDispatches(inst, ignoredDirection, event) { |
|
if (inst && event && event._reactName) { |
|
var registrationName = event._reactName; |
|
var listener = getListener(inst, registrationName); |
|
|
|
if (listener) { |
|
if (event._dispatchListeners == null) { |
|
event._dispatchListeners = []; |
|
} |
|
|
|
if (event._dispatchInstances == null) { |
|
event._dispatchInstances = []; |
|
} |
|
|
|
event._dispatchListeners.push(listener); |
|
|
|
event._dispatchInstances.push(inst); |
|
} |
|
} |
|
} |
|
|
|
function accumulateDirectionalDispatches(inst, phase, event) { |
|
{ |
|
if (!inst) { |
|
error('Dispatching inst must not be null'); |
|
} |
|
} |
|
|
|
var listener = listenerAtPhase(inst, event, phase); |
|
|
|
if (listener) { |
|
if (event._dispatchListeners == null) { |
|
event._dispatchListeners = []; |
|
} |
|
|
|
if (event._dispatchInstances == null) { |
|
event._dispatchInstances = []; |
|
} |
|
|
|
event._dispatchListeners.push(listener); |
|
|
|
event._dispatchInstances.push(inst); |
|
} |
|
} |
|
|
|
function accumulateDirectDispatchesSingle(event) { |
|
if (event && event._reactName) { |
|
accumulateDispatches(event._targetInst, null, event); |
|
} |
|
} |
|
|
|
function accumulateTwoPhaseDispatchesSingle(event) { |
|
if (event && event._reactName) { |
|
traverseTwoPhase(event._targetInst, accumulateDirectionalDispatches, event); |
|
} |
|
} // End of inline |
|
|
|
|
|
var Simulate = {}; |
|
var directDispatchEventTypes = new Set(['mouseEnter', 'mouseLeave', 'pointerEnter', 'pointerLeave']); |
|
/** |
|
* Exports: |
|
* |
|
* - `Simulate.click(Element)` |
|
* - `Simulate.mouseMove(Element)` |
|
* - `Simulate.change(Element)` |
|
* - ... (All keys from event plugin `eventTypes` objects) |
|
*/ |
|
|
|
function makeSimulator(eventType) { |
|
return function (domNode, eventData) { |
|
if (React.isValidElement(domNode)) { |
|
throw new Error('TestUtils.Simulate expected a DOM node as the first argument but received ' + 'a React element. Pass the DOM node you wish to simulate the event on instead. ' + 'Note that TestUtils.Simulate will not work if you are using shallow rendering.'); |
|
} |
|
|
|
if (isCompositeComponent(domNode)) { |
|
throw new Error('TestUtils.Simulate expected a DOM node as the first argument but received ' + 'a component instance. Pass the DOM node you wish to simulate the event on instead.'); |
|
} |
|
|
|
var reactName = 'on' + eventType[0].toUpperCase() + eventType.slice(1); |
|
var fakeNativeEvent = new Event(); |
|
fakeNativeEvent.target = domNode; |
|
fakeNativeEvent.type = eventType.toLowerCase(); |
|
var targetInst = getInstanceFromNode(domNode); |
|
var event = new SyntheticEvent(reactName, fakeNativeEvent.type, targetInst, fakeNativeEvent, domNode); // Since we aren't using pooling, always persist the event. This will make |
|
// sure it's marked and won't warn when setting additional properties. |
|
|
|
event.persist(); |
|
assign(event, eventData); |
|
|
|
if (directDispatchEventTypes.has(eventType)) { |
|
accumulateDirectDispatchesSingle(event); |
|
} else { |
|
accumulateTwoPhaseDispatchesSingle(event); |
|
} |
|
|
|
ReactDOM.unstable_batchedUpdates(function () { |
|
// Normally extractEvent enqueues a state restore, but we'll just always |
|
// do that since we're by-passing it here. |
|
enqueueStateRestore(domNode); |
|
executeDispatchesAndRelease(event); |
|
rethrowCaughtError(); |
|
}); |
|
restoreStateIfNeeded(); |
|
}; |
|
} // A one-time snapshot with no plans to update. We'll probably want to deprecate Simulate API. |
|
|
|
|
|
var simulatedEventTypes = ['blur', 'cancel', 'click', 'close', 'contextMenu', 'copy', 'cut', 'auxClick', 'doubleClick', 'dragEnd', 'dragStart', 'drop', 'focus', 'input', 'invalid', 'keyDown', 'keyPress', 'keyUp', 'mouseDown', 'mouseUp', 'paste', 'pause', 'play', 'pointerCancel', 'pointerDown', 'pointerUp', 'rateChange', 'reset', 'resize', 'seeked', 'submit', 'touchCancel', 'touchEnd', 'touchStart', 'volumeChange', 'drag', 'dragEnter', 'dragExit', 'dragLeave', 'dragOver', 'mouseMove', 'mouseOut', 'mouseOver', 'pointerMove', 'pointerOut', 'pointerOver', 'scroll', 'toggle', 'touchMove', 'wheel', 'abort', 'animationEnd', 'animationIteration', 'animationStart', 'canPlay', 'canPlayThrough', 'durationChange', 'emptied', 'encrypted', 'ended', 'error', 'gotPointerCapture', 'load', 'loadedData', 'loadedMetadata', 'loadStart', 'lostPointerCapture', 'playing', 'progress', 'seeking', 'stalled', 'suspend', 'timeUpdate', 'transitionEnd', 'waiting', 'mouseEnter', 'mouseLeave', 'pointerEnter', 'pointerLeave', 'change', 'select', 'beforeInput', 'compositionEnd', 'compositionStart', 'compositionUpdate']; |
|
|
|
function buildSimulators() { |
|
simulatedEventTypes.forEach(function (eventType) { |
|
Simulate[eventType] = makeSimulator(eventType); |
|
}); |
|
} |
|
|
|
buildSimulators(); |
|
|
|
exports.Simulate = Simulate; |
|
exports.act = act; |
|
exports.findAllInRenderedTree = findAllInRenderedTree; |
|
exports.findRenderedComponentWithType = findRenderedComponentWithType; |
|
exports.findRenderedDOMComponentWithClass = findRenderedDOMComponentWithClass; |
|
exports.findRenderedDOMComponentWithTag = findRenderedDOMComponentWithTag; |
|
exports.isCompositeComponent = isCompositeComponent; |
|
exports.isCompositeComponentWithType = isCompositeComponentWithType; |
|
exports.isDOMComponent = isDOMComponent; |
|
exports.isDOMComponentElement = isDOMComponentElement; |
|
exports.isElement = isElement; |
|
exports.isElementOfType = isElementOfType; |
|
exports.mockComponent = mockComponent; |
|
exports.nativeTouchData = nativeTouchData; |
|
exports.renderIntoDocument = renderIntoDocument; |
|
exports.scryRenderedComponentsWithType = scryRenderedComponentsWithType; |
|
exports.scryRenderedDOMComponentsWithClass = scryRenderedDOMComponentsWithClass; |
|
exports.scryRenderedDOMComponentsWithTag = scryRenderedDOMComponentsWithTag; |
|
exports.traverseTwoPhase = traverseTwoPhase; |
|
})(); |
|
}
|
|
|