Provide simple mock for resize observer

Author: maxpatiiuk

specifyweb/frontend/js_src/lib/localization/common.ts

@@ -231,13 +231,6 @@ export const commonText = createDictionary({
     'fr-fr': 'Mettre à jour',
     'uk-ua': 'Оновити',
   },
-  listTruncated: {
-    'en-us': '(list truncated)',
-    'ru-ru': '(список усечен)',
-    'es-es': '(lista truncada)',
-    'fr-fr': '(liste tronquée)',
-    'uk-ua': '(список скорочено)',
-  },
   fullDate: {
     'en-us': 'Full Date',
     'ru-ru': 'Полная дата',

specifyweb/frontend/js_src/lib/tests/__mocks__/ResizeObserver.ts

@@ -0,0 +1,15 @@
+Object.defineProperty(globalThis, 'ResizeObserver', {
+  /**
+   * Can't use an arrow function or method shorthand here because Response
+   * should be invokable with "new" (as in "new ResizeObserver()")
+   */
+  // eslint-disable-next-line object-shorthand
+  value: function () {
+    return {
+      observe: (): void => {},
+      disconnect: (): void => {},
+    };
+  },
+});
+
+export {};

specifyweb/frontend/js_src/lib/tests/setup.ts

@@ -6,6 +6,7 @@ import '@testing-library/jest-dom';
 import './__mocks__/CSS';
 import './__mocks__/Response';
 import './__mocks__/matchMedia';
+import './__mocks__/ResizeObserver';
 
 import { configure } from '@testing-library/react';
 import failOnConsole from 'jest-fail-on-console';