fix(tests): stub focus-trap to fix webview tests

.depcheckrc

@@ -16,4 +16,5 @@ ignores:
  - ts-loader
  - mongodb-runner
  - tabbable # Mocha register testing workaround stub.
+ - focus-trap # Mocha register testing workaround stub.
  - ejson-shell-parser # Used by the connection-form.

src/test/setup-webview.ts

@@ -7,7 +7,7 @@ chai.use(sinonChai);
 import { JSDOM, VirtualConsole } from 'jsdom';
 
 /**
- * NB: tabbable requires special overrides to work in jsdom environments as per
+ * NB: focus-trap and tabbable require special overrides to work in jsdom environments as per
  * documentation
  *
  * @see {@link https://github.com/focus-trap/tabbable?tab=readme-ov-file#testing-in-jsdom}
@@ -28,6 +28,22 @@ Object.assign(tabbable, {
     origTabbable.isTabbable(node, { ...options, displayCheck: 'none' }),
 });
 
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const focusTrap = require('focus-trap');
+
+Object.assign(focusTrap, {
+  ...focusTrap,
+  createFocusTrap: () => {
+    const trap = {
+      activate: (): unknown => trap,
+      deactivate: (): unknown => trap,
+      pause: (): void => {},
+      unpause: (): void => {},
+    };
+    return trap;
+  },
+});
+
 const virtualConsole = new VirtualConsole();
 virtualConsole.sendTo(console, { omitJSDOMErrors: true });
 virtualConsole.on('jsdomError', (err) => {