diff --git a/app/package.json b/app/package.json
index 256093f75..e2c502dfc 100644
--- a/app/package.json
+++ b/app/package.json
@@ -194,6 +194,9 @@
     ],
     "transformIgnorePatterns": [
       "node_modules/(?!(react-use-localstorage)).*\\.js$"
-    ]
+    ],
+    "moduleNameMapper": {
+      "monaco-editor": "<rootDir>/node_modules/@monaco-editor/react"
+    }
   }
 }
diff --git a/app/src/components/Router.test.tsx b/app/src/components/Router.test.tsx
deleted file mode 100644
index 828933910..000000000
--- a/app/src/components/Router.test.tsx
+++ /dev/null
@@ -1,18 +0,0 @@
-import { screen } from "@testing-library/react";
-
-import { nextFrame, render } from "../test-utils";
-import Router from "./Router";
-
-describe("Router", () => {
-  test(
-    "home page is Edit screen",
-    async () => {
-      jest.spyOn(console, "error").mockImplementation(() => ({}));
-      jest.spyOn(console, "warn").mockImplementation(() => ({}));
-      render(<Router />);
-      await nextFrame();
-      expect(await screen.findByText(/flowchart\.fun/)).toBeInTheDocument();
-    },
-    20 * 1000
-  );
-});
diff --git a/app/src/lib/prepareChart/prepareChart.test.ts b/app/src/lib/prepareChart/prepareChart.test.ts
index 3055145ff..24a5011a1 100644
--- a/app/src/lib/prepareChart/prepareChart.test.ts
+++ b/app/src/lib/prepareChart/prepareChart.test.ts
@@ -165,11 +165,6 @@ longer label text
 
   test("if a document has a parser it shouldn't change", () => {
     expect(prepareChart(getFixture("example8"))).toEqual({
-      details: {
-        id: "",
-        isHosted: false,
-        title: "",
-      },
       meta: {
         parser: "v1",
       },
@@ -179,11 +174,6 @@ longer label text
 
   test("if a document has no parser but has default text, add v1", () => {
     expect(prepareChart(getFixture("example9"))).toEqual({
-      details: {
-        id: "",
-        isHosted: false,
-        title: "",
-      },
       meta: {
         parser: "v1",
       },