1 files changed, 86 insertions, 0 deletions
diff --git a/node_modules/react-dom/lib/ReactComponentTreeTestUtils.js b/node_modules/react-dom/lib/ReactComponentTreeTestUtils.js
new file mode 100644
index 000000000..340811029
--- /dev/null
+++ b/node_modules/react-dom/lib/ReactComponentTreeTestUtils.js
@@ -0,0 +1,86 @@
+/**
+ * Copyright 2016-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+'use strict';
+
+var _assign = require('object-assign');
+
+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; };
+
+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; }
+
+var ReactComponentTreeHook = require('react/lib/ReactComponentTreeHook');
+
+function getRootDisplayNames() {
+  return ReactComponentTreeHook.getRootIDs().map(ReactComponentTreeHook.getDisplayName);
+}
+
+function getRegisteredDisplayNames() {
+  return ReactComponentTreeHook.getRegisteredIDs().map(ReactComponentTreeHook.getDisplayName);
+}
+
+function expectTree(rootID, expectedTree, parentPath) {
+  var displayName = ReactComponentTreeHook.getDisplayName(rootID);
+  var ownerID = ReactComponentTreeHook.getOwnerID(rootID);
+  var parentID = ReactComponentTreeHook.getParentID(rootID);
+  var childIDs = ReactComponentTreeHook.getChildIDs(rootID);
+  var text = ReactComponentTreeHook.getText(rootID);
+  var element = ReactComponentTreeHook.getElement(rootID);
+  var path = parentPath ? parentPath + ' > ' + displayName : displayName;
+
+  function expectEqual(actual, expected, name) {
+    // Get Jasmine to print descriptive error messages.
+    // We pass path so that we know where the mismatch occurred.
+    expect(_defineProperty({
+      path: path
+    }, name, actual)).toEqual(_defineProperty({
+      path: path
+    }, name, expected));
+  }
+
+  if (expectedTree.parentDisplayName !== undefined) {
+    expectEqual(ReactComponentTreeHook.getDisplayName(parentID), expectedTree.parentDisplayName, 'parentDisplayName');
+  }
+  if (expectedTree.ownerDisplayName !== undefined) {
+    expectEqual(ReactComponentTreeHook.getDisplayName(ownerID), expectedTree.ownerDisplayName, 'ownerDisplayName');
+  }
+  if (expectedTree.parentID !== undefined) {
+    expectEqual(parentID, expectedTree.parentID, 'parentID');
+  }
+  if (expectedTree.text !== undefined) {
+    expectEqual(text, expectedTree.text, 'text');
+    expectEqual('' + element, expectedTree.text, 'element.toString()');
+  } else {
+    expectEqual(text, null, 'text');
+  }
+  if (expectedTree.element !== undefined) {
+    // TODO: Comparing elements makes tests run out of memory on errors.
+    // For now, compare just types.
+    expectEqual(element && element.type, expectedTree.element && expectedTree.element.type, 'element.type');
+  } else if (text == null) {
+    expectEqual(typeof element, 'object', 'typeof element');
+  }
+  if (expectedTree.children !== undefined) {
+    expectEqual(childIDs.length, expectedTree.children.length, 'children.length');
+    for (var i = 0; i < childIDs.length; i++) {
+      expectTree(childIDs[i], _extends({ parentID: rootID }, expectedTree.children[i]), path);
+    }
+  } else {
+    expectEqual(childIDs, [], 'childIDs');
+  }
+}
+
+var ReactComponentTreeTestUtils = {
+  expectTree: expectTree,
+  getRootDisplayNames: getRootDisplayNames,
+  getRegisteredDisplayNames: getRegisteredDisplayNames
+};
+
+module.exports = ReactComponentTreeTestUtils;
+\ No newline at end of file