1 files changed, 47 insertions, 12 deletions
diff --git a/packages/integrations/web-vitals/test/basics.test.js b/packages/integrations/web-vitals/test/basics.test.js
index 937619b48..43814b56d 100644
--- a/packages/integrations/web-vitals/test/basics.test.js
+++ b/packages/integrations/web-vitals/test/basics.test.js
@@ -5,6 +5,12 @@ import { after, before, beforeEach, describe, it } from 'node:test';
 import { parseHTML } from 'linkedom';
 import { loadFixture } from './test-utils.js';
 
+function startOfHourISOString() {
+	const date = new Date();
+	date.setMinutes(0, 0, 0);
+	return date.toISOString();
+}
+
 /**
  * @template {Record<K, (...args: any[]) => void>} T
  * @template {keyof T} K
@@ -94,25 +100,54 @@ describe('Web Vitals integration basics', () => {
 		assert.equal(call.name, 'ZodError');
 	});
 
-	it('inserts data via the injected endpoint', async () => {
-		const res = await fixture.fetch('/_web-vitals', {
-			method: 'POST',
-			body: JSON.stringify([
+	describe('inserting data via the injected endpoint', () => {
+		/** @type {Response} */
+		let res;
+		before(async () => {
+			res = await fixture.fetch('/_web-vitals', {
+				method: 'POST',
+				body: JSON.stringify([
+					{
+						pathname: '/',
+						route: '/',
+						name: 'CLS',
+						id: 'v4-1711484350895-3748043125387',
+						value: 0,
+						rating: 'good',
+					},
+				]),
+			});
+		});
+
+		it('inserting data does not error', () => {
+			assert.equal(res.status, 200);
+			assert.equal(
+				consoleErrorMock.calls.length,
+				0,
+				'Endpoint logged errors:\n' + consoleErrorMock.calls[0]?.join(' ')
+			);
+		})
+
+		it('inserted data can be retrieved from the database', async () => {
+			const dbRows = await fixture.fetch('/rows.json', {}).then((r) => r.json());
+			assert.deepEqual(dbRows, [
 				{
 					pathname: '/',
 					route: '/',
 					name: 'CLS',
-					id: 'v3-1711484350895-3748043125387',
+					id: 'v4-17114843-3748043125387',
 					value: 0,
 					rating: 'good',
+					timestamp: startOfHourISOString(),
 				},
-			]),
+			]);
 		});
-		assert.equal(res.status, 200);
-		assert.equal(
-			consoleErrorMock.calls.length,
-			0,
-			'Endpoint logged errors:\n' + consoleErrorMock.calls[0]?.join(' ')
-		);
+	});
+
+	it('inserted data uses a truncated timestamp in the ID', async () => {
+		// The IDs generated by the `web-vitals` package include a high resolution timestamp as the second portion,
+		// e.g. 'v4-1711484350895-3748043125387'. We reduce this data to an hourly resolution to lessen privacy concerns.
+		const dbRows = await fixture.fetch('/rows.json', {}).then((r) => r.json());
+		assert.deepEqual(dbRows[0].id, 'v4-17114843-3748043125387');
 	});
 });