Add filter console test util (#9607)

test/components/structures/auth/ForgotPassword-test.tsx

@@ -22,7 +22,7 @@ import { MatrixClient, createClient } from "matrix-js-sdk/src/matrix";
 
 import ForgotPassword from "../../../../src/components/structures/auth/ForgotPassword";
 import { ValidatedServerConfig } from "../../../../src/utils/ValidatedServerConfig";
-import { flushPromisesWithFakeTimers, stubClient } from "../../../test-utils";
+import { filterConsole, flushPromisesWithFakeTimers, stubClient } from "../../../test-utils";
 import Modal from "../../../../src/Modal";
 import AutoDiscoveryUtils from "../../../../src/utils/AutoDiscoveryUtils";
 
@@ -39,6 +39,7 @@ describe("<ForgotPassword>", () => {
     let serverConfig: ValidatedServerConfig;
     let onComplete: () => void;
     let renderResult: RenderResult;
+    let restoreConsole: () => void;
 
     const typeIntoField = async (label: string, value: string): Promise<void> => {
         await act(async () => {
@@ -55,6 +56,13 @@ describe("<ForgotPassword>", () => {
     };
 
     beforeEach(() => {
+        restoreConsole = filterConsole(
+            // not implemented by js-dom https://github.com/jsdom/jsdom/issues/1937
+            "Not implemented: HTMLFormElement.prototype.requestSubmit",
+            // not of interested for this test
+            "Starting load of AsyncWrapper for modal",
+        );
+
         client = stubClient();
         mocked(createClient).mockReturnValue(client);
 
@@ -70,6 +78,7 @@ describe("<ForgotPassword>", () => {
     afterEach(() => {
         // clean up modals
         Modal.closeCurrentModal("force");
+        restoreConsole?.();
     });
 
     beforeAll(() => {

test/test-utils/console.ts

@@ -0,0 +1,51 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+type FilteredConsole = Pick<Console, "log" | "error" | "info" | "debug" | "warn">;
+
+const originalFunctions: FilteredConsole = {
+    log: console.log,
+    error: console.error,
+    info: console.info,
+    debug: console.debug,
+    warn: console.warn,
+};
+
+/**
+ * Allows to filter out specific messages in console.*.
+ *
+ * @param ignoreList Messages to be filtered
+ * @returns function to restore the console
+ */
+export const filterConsole = (...ignoreList: string[]): () => void => {
+    for (const [key, originalFunction] of Object.entries(originalFunctions)) {
+        window.console[key as keyof FilteredConsole] = (...data: any[]) => {
+            const message = data?.[0]?.message || data?.[0];
+
+            if (typeof message === "string" && ignoreList.some(i => message.includes(i))) {
+                return;
+            }
+
+            originalFunction(data);
+        };
+    }
+
+    return () => {
+        for (const [key, originalFunction] of Object.entries(originalFunctions)) {
+            window.console[key as keyof FilteredConsole] = originalFunction;
+        }
+    };
+};

test/test-utils/index.ts

@@ -26,3 +26,4 @@ export * from './wrappers';
 export * from './utilities';
 export * from './date';
 export * from './relations';
+export * from './console';