revert changes

src/Explorer/Controls/Settings/SettingsSubComponents/IndexingPolicyComponent.tsx

@@ -88,6 +88,7 @@ export class IndexingPolicyComponent extends React.Component<
   private async createIndexingPolicyEditor(): Promise<void> {
     const value: string = JSON.stringify(this.props.indexingPolicyContent, undefined, 4);
     const monaco = await loadMonaco();
+    if (monaco.editor) {
       this.indexingPolicyEditor = monaco.editor.create(this.indexingPolicyDiv.current, {
         value: value,
         language: "json",
@@ -100,6 +101,7 @@ export class IndexingPolicyComponent extends React.Component<
         this.props.logIndexingPolicySuccessMessage();
       }
     }
+  }
 
   private onEditorContentChange = (): void => {
     const indexingPolicyEditorModel = this.indexingPolicyEditor.getModel();

src/Explorer/Graph/GraphExplorerComponent/D3ForceGraph.test.ts

@@ -138,17 +138,19 @@ describe("D3ForceGraph", () => {
 
     it("should call onHighlightedNode callback when mouse hovering over node", () => {
       forceGraph.params.onGraphUpdated = () => {
+        if (document) {
           const mouseoverEvent = document.createEvent("Events");
           mouseoverEvent.initEvent("mouseover", true, false);
           $(rootNode).find(".node")[0].dispatchEvent(mouseoverEvent); // [0] is v1 vertex
-        expect($(rootNode).find(".node")[0]).toBe(1);
 
           // onHighlightedNode is always called once to clear the selection
           expect((forceGraph.params.onHighlightedNode as sinon.SinonSpy).calledTwice).toBe(true);
 
-        const onHighlightedNode = (forceGraph.params.onHighlightedNode as sinon.SinonSpy).args[1][0] as D3GraphNodeData;
+          const onHighlightedNode = (forceGraph.params.onHighlightedNode as sinon.SinonSpy)
+            .args[1][0] as D3GraphNodeData;
           expect(onHighlightedNode).not.toBe(null);
           expect(onHighlightedNode.id).toEqual(v1Id);
+        }
       };
 
       forceGraph.updateGraph(newGraph, forceGraph.igraphConfig);

src/Explorer/Graph/GraphExplorerComponent/GraphExplorer.tsx

@@ -1084,7 +1084,6 @@ export class GraphExplorer extends React.Component<GraphExplorerProps, GraphExpl
   public static reportToConsole(type: ConsoleDataType, msg: string, ...errorData: any[]): void | (() => void) {
     let errorDataStr: string = "";
     if (errorData && errorData.length > 0) {
-      console.error(msg, errorData);
       errorDataStr = ": " + JSON.stringify(errorData);
     }
 

src/Explorer/Graph/GraphExplorerComponent/MiddlePaneComponent.tsx

@@ -22,7 +22,7 @@ export class MiddlePaneComponent extends React.Component<MiddlePaneComponentProp
             onClick={this.props.toggleExpandGraph}
             role="button"
             aria-expanded={this.props.isTabsContentExpanded}
-            aria-name="View graph in full screen"
+            aria-label="View graph in full screen"
             tabIndex={0}
           >
             <img

src/Explorer/Notebook/NotebookManager.tsx

@@ -78,7 +78,7 @@ export default class NotebookManager {
     this.notebookContentProvider = new NotebookContentProvider(
       this.inMemoryContentProvider,
       this.gitHubContentProvider,
-      contents.JupyterContentProvider
+      contents?.JupyterContentProvider
     );
 
     this.notebookClient = new NotebookContainerClient(() =>

src/setupTests.ts

@@ -1,7 +1,7 @@
+import { initializeIcons } from "@fluentui/react";
 import { configure } from "enzyme";
 import Adapter from "enzyme-adapter-react-16";
 import "jest-canvas-mock";
-import { initializeIcons } from "@fluentui/react";
 import { TextDecoder, TextEncoder } from "util";
 configure({ adapter: new Adapter() });
 initializeIcons();
@@ -16,3 +16,12 @@ if (typeof window.URL.createObjectURL === "undefined") {
 require("jquery-ui-dist/jquery-ui");
 (<any>global).TextEncoder = TextEncoder;
 (<any>global).TextDecoder = TextDecoder;
+
+// In Node v7 unhandled promise rejections
+if (process.env.LISTENING_TO_UNHANDLED_REJECTION !== "true") {
+  process.on("unhandledRejection", (reason) => {
+    console.error("reason", reason);
+  });
+  // Avoid memory leak by adding too many listeners
+  process.env.LISTENING_TO_UNHANDLED_REJECTION = "true";
+}