fix: adding vitest and initial tagging function [TOL-909]

package.json

@@ -23,7 +23,9 @@
     "start": "vite build --watch",
     "build": "tsc && vite build",
     "lint": "eslint ./src --ext .js,.jsx,.ts,.tsx",
-    "test:ci": "true",
+    "test": "vitest",
+    "test:ci": "vitest run",
+    "coverage": "vitest run --coverage",
     "prepare": "husky install",
     "presemantic-release": "yarn build",
     "semantic-release": "semantic-release"
@@ -46,7 +48,8 @@
     "react-dom": "^18.2.0",
     "semantic-release": "^19.0.2",
     "typescript": "^4.9.3",
-    "vite": "^4.1.0"
+    "vite": "^4.1.0",
+    "vitest": "^0.28.5"
   },
   "peerDependencies": {
     "react": "^18.2.0",

src/features/tagging/getLivePreviewProps.spec.ts

@@ -0,0 +1,21 @@
+import { describe, it, expect } from 'vitest';
+import { getLivePreviewProps } from './getLivePreviewProps';
+
+describe('getLivePreviewProps', () => {
+  it('returns the expected props with a given entryId, fieldId and locale', () => {
+    const entryId = 'test-entry-id';
+    const fieldId = 'test-field-id';
+    const locale = 'test-locale';
+
+    const result = getLivePreviewProps({
+      entryId,
+      fieldId,
+      locale,
+    });
+    expect(result).toStrictEqual({
+      'data-contentful-field-id': fieldId,
+      'data-contentful-entry-id': entryId,
+      'data-contentful-locale': locale,
+    });
+  });
+});

src/features/tagging/getLivePreviewProps.ts

@@ -0,0 +1,13 @@
+export type LivePreviewProps = {
+  fieldId: string | null | undefined;
+  entryId: string | null | undefined;
+  locale: string | null | undefined;
+};
+
+export const getLivePreviewProps = ({ fieldId, entryId, locale }: LivePreviewProps) => {
+  return {
+    'data-contentful-field-id': fieldId,
+    'data-contentful-entry-id': entryId,
+    'data-contentful-locale': locale,
+  };
+};

src/features/tagging/index.tsx

@@ -0,0 +1,2 @@
+export type { LivePreviewProps } from './getLivePreviewProps';
+export { getLivePreviewProps } from './getLivePreviewProps';

src/index.tsx

@@ -1,3 +1 @@
-export const testFunction = () => {
-  console.log('live preview package works!');
-};
+export * from './features/tagging';