86 lines
3.5 KiB
JavaScript
86 lines
3.5 KiB
JavaScript
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/**
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* Copyright 2016-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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'use strict';
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var _assign = require('object-assign');
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var _extends = _assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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var ReactComponentTreeHook = require('react/lib/ReactComponentTreeHook');
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function getRootDisplayNames() {
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return ReactComponentTreeHook.getRootIDs().map(ReactComponentTreeHook.getDisplayName);
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}
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function getRegisteredDisplayNames() {
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return ReactComponentTreeHook.getRegisteredIDs().map(ReactComponentTreeHook.getDisplayName);
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}
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function expectTree(rootID, expectedTree, parentPath) {
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var displayName = ReactComponentTreeHook.getDisplayName(rootID);
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var ownerID = ReactComponentTreeHook.getOwnerID(rootID);
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var parentID = ReactComponentTreeHook.getParentID(rootID);
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var childIDs = ReactComponentTreeHook.getChildIDs(rootID);
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var text = ReactComponentTreeHook.getText(rootID);
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var element = ReactComponentTreeHook.getElement(rootID);
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var path = parentPath ? parentPath + ' > ' + displayName : displayName;
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function expectEqual(actual, expected, name) {
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// Get Jasmine to print descriptive error messages.
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// We pass path so that we know where the mismatch occurred.
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expect(_defineProperty({
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path: path
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}, name, actual)).toEqual(_defineProperty({
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path: path
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}, name, expected));
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}
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if (expectedTree.parentDisplayName !== undefined) {
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expectEqual(ReactComponentTreeHook.getDisplayName(parentID), expectedTree.parentDisplayName, 'parentDisplayName');
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}
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if (expectedTree.ownerDisplayName !== undefined) {
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expectEqual(ReactComponentTreeHook.getDisplayName(ownerID), expectedTree.ownerDisplayName, 'ownerDisplayName');
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}
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if (expectedTree.parentID !== undefined) {
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expectEqual(parentID, expectedTree.parentID, 'parentID');
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}
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if (expectedTree.text !== undefined) {
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expectEqual(text, expectedTree.text, 'text');
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expectEqual('' + element, expectedTree.text, 'element.toString()');
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} else {
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expectEqual(text, null, 'text');
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}
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if (expectedTree.element !== undefined) {
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// TODO: Comparing elements makes tests run out of memory on errors.
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// For now, compare just types.
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expectEqual(element && element.type, expectedTree.element && expectedTree.element.type, 'element.type');
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} else if (text == null) {
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expectEqual(typeof element, 'object', 'typeof element');
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}
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if (expectedTree.children !== undefined) {
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expectEqual(childIDs.length, expectedTree.children.length, 'children.length');
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for (var i = 0; i < childIDs.length; i++) {
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expectTree(childIDs[i], _extends({ parentID: rootID }, expectedTree.children[i]), path);
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}
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} else {
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expectEqual(childIDs, [], 'childIDs');
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}
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}
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var ReactComponentTreeTestUtils = {
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expectTree: expectTree,
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getRootDisplayNames: getRootDisplayNames,
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getRegisteredDisplayNames: getRegisteredDisplayNames
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};
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module.exports = ReactComponentTreeTestUtils;
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