Tests: Isolate script tests to prevent jest errors locally (#84881)

* test(jest): isolate script tests to prevent jest errors in grafana-server/tmp tests

* chore(codeowners): update so generate-transformations matches in docs and tests directory

.github/CODEOWNERS

@@ -535,7 +535,7 @@ playwright.config.ts @grafana/plugins-platform-frontend
 /scripts/generate-icon-bundle.js @grafana/plugins-platform-frontend @grafana/grafana-frontend-platform
 /scripts/levitate-parse-json-report.js @grafana/plugins-platform-frontend
 
-/scripts/docs/generate-transformations* @grafana/dataviz-squad
+/scripts/**/generate-transformations* @grafana/dataviz-squad
 /scripts/webpack/ @grafana/frontend-ops
 /scripts/generate-a11y-report.sh @grafana/grafana-frontend-platform
 .pa11yci.conf.js @grafana/grafana-frontend-platform

jest.config.js

@@ -30,7 +30,7 @@ module.exports = {
     `/node_modules/(?!${esModules})`, // exclude es modules to prevent TS complaining
   ],
   moduleDirectories: ['public', 'node_modules'],
-  roots: ['<rootDir>/public/app', '<rootDir>/public/test', '<rootDir>/packages', '<rootDir>/scripts'],
+  roots: ['<rootDir>/public/app', '<rootDir>/public/test', '<rootDir>/packages', '<rootDir>/scripts/tests'],
   testRegex: '(\\.|/)(test)\\.(jsx?|tsx?)$',
   moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json'],
   setupFiles: ['jest-canvas-mock', './public/test/jest-setup.ts'],

scripts/tests/generate-transformations.test.ts

@@ -1,4 +1,4 @@
-import { getMarkdownContent, getJavaScriptContent } from './generate-transformations.ts';
+import { getMarkdownContent, getJavaScriptContent } from '../docs/generate-transformations.ts';
 
 describe('makefile script tests', () => {
   // If these tests fail, refer to `./docs/README.md` "Content guidelines" for more information