Replace jest config with vitest config

config/jest/cssTransform.js

@@ -1,12 +0,0 @@
-// This is a custom Jest transformer turning style imports into empty objects.
-// http://facebook.github.io/jest/docs/en/webpack.html
-
-module.exports = {
-  process() {
-    return { code: 'module.exports = {};' };
-  },
-  getCacheKey() {
-    // The output is always the same.
-    return 'cssTransform';
-  },
-};

config/jest/fileTransform.js

@@ -1,31 +0,0 @@
-
-const path = require('path');
-
-// This is a custom Jest transformer turning file imports into filenames.
-// http://facebook.github.io/jest/docs/en/webpack.html
-
-module.exports = {
-  process(src, filename) {
-    const assetFilename = JSON.stringify(path.basename(filename));
-
-    if (filename.match(/\.svg$/)) {
-      return `module.exports = {
-        __esModule: true,
-        default: ${assetFilename},
-        ReactComponent: (props) => ({
-          $$typeof: Symbol.for('react.element'),
-          type: 'svg',
-          ref: null,
-          key: null,
-          props: Object.assign({}, props, {
-            children: ${assetFilename}
-          })
-        }),
-      };`;
-    }
-
-    return {
-      code: `module.exports = ${assetFilename};`
-    };
-  },
-};

config/jest/setupTests.ts

@@ -1,12 +0,0 @@
-import '@testing-library/jest-dom';
-import 'jest-canvas-mock';
-import 'chart.js/auto';
-import ResizeObserver from 'resize-observer-polyfill';
-import { setAutoFreeze } from 'immer';
-
-(global as any).ResizeObserver = ResizeObserver;
-(global as any).scrollTo = () => {};
-(global as any).prompt = () => {};
-(global as any).matchMedia = (media: string) => ({ matches: false, media });
-
-setAutoFreeze(false); // TODO Bypassing a bug on jest

config/test/setupTests.ts

@@ -0,0 +1,22 @@
+import 'vitest-canvas-mock';
+import 'chart.js/auto';
+import matchers from '@testing-library/jest-dom/matchers';
+import { cleanup } from '@testing-library/react';
+import { setAutoFreeze } from 'immer';
+import ResizeObserver from 'resize-observer-polyfill';
+import { afterEach, expect } from 'vitest';
+
+// extends Vitest's expect method with methods from react-testing-library
+expect.extend(matchers);
+
+// runs a cleanup after each test case (e.g. clearing jsdom)
+afterEach(() => {
+  cleanup();
+});
+
+(global as any).ResizeObserver = ResizeObserver;
+(global as any).scrollTo = () => {};
+(global as any).prompt = () => {};
+(global as any).matchMedia = (media: string) => ({ matches: false, media });
+
+setAutoFreeze(false); // TODO Bypassing a bug on jest