test: add tests

packages/astro/test/content-intellisense.test.js

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+import assert from 'node:assert/strict';
+import { before, describe, it } from 'node:test';
+import { loadFixture } from './test-utils.js';
+
+describe('Content Intellisense', () => {
+	/** @type {import("./test-utils.js").Fixture} */
+	let fixture;
+
+	/** @type {string[]} */
+	let collectionsDir = [];
+
+	/** @type {{collections: {hasSchema: boolean, name: string}[], entries: Record<string, string>}} */
+	let manifest = undefined;
+
+	before(async () => {
+		fixture = await loadFixture({ root: './fixtures/content-Intellisense/' });
+		await fixture.build();
+
+		collectionsDir = await fixture.readdir('../.astro/collections');
+		manifest = JSON.parse(await fixture.readFile('../.astro/collections/collections.json'));
+	});
+
+	it('generate JSON schemas for content collections', async () => {
+		assert.deepEqual(collectionsDir.includes('blog-cc.schema.json'), true);
+	});
+
+	it('generate JSON schemas for content layer', async () => {
+		assert.deepEqual(collectionsDir.includes('blog-cl.schema.json'), true);
+	});
+
+	it('manifest exists', async () => {
+		assert.notEqual(manifest, undefined);
+	});
+
+	it('manifest has content collections', async () => {
+		const manifestCollections = manifest.collections.map((collection) => collection.name);
+		assert.equal(
+			manifestCollections.includes('blog-cc'),
+			true,
+			"Expected 'blog-cc' collection in manifest",
+		);
+	});
+
+	it('manifest has content layer', async () => {
+		const manifestCollections = manifest.collections.map((collection) => collection.name);
+		assert.equal(
+			manifestCollections.includes('blog-cl'),
+			true,
+			"Expected 'blog-cl' collection in manifest",
+		);
+	});
+
+	it('has entries for content collections', async () => {
+		const collectionEntries = Object.entries(manifest.entries).filter((entry) =>
+			entry[0].includes(
+				'/astro/packages/astro/test/fixtures/content-intellisense/src/content/blog-cc/',
+			),
+		);
+		assert.equal(collectionEntries.length, 3, "Expected 3 entries for 'blog-cc' collection");
+		assert.equal(
+			collectionEntries.every((entry) => entry[1] === 'blog-cc'),
+			true,
+			"Expected 3 entries for 'blog-cc' collection to have 'blog-cc' as collection",
+		);
+	});
+
+	it('has entries for content layer', async () => {
+		const collectionEntries = Object.entries(manifest.entries).filter((entry) =>
+			entry[0].includes(
+				'/astro/packages/astro/test/fixtures/content-intellisense/src/content/blog-cl/',
+			),
+		);
+		assert.equal(collectionEntries.length, 3, "Expected 3 entries for 'blog-cl' collection");
+		assert.equal(
+			collectionEntries.every((entry) => entry[1] === 'blog-cl'),
+			true,
+			"Expected 3 entries for 'blog-cl' collection to have 'blog-cl' as collection name",
+		);
+	});
+});

packages/astro/test/fixtures/content-intellisense/astro.config.mjs

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+import markdoc from "@astrojs/markdoc";
+import mdx from '@astrojs/mdx';
+import { defineConfig } from 'astro/config';
+
+// https://astro.build/config
+export default defineConfig({
+	integrations: [mdx(), markdoc()],
+	experimental: {
+		contentLayer: true,
+		contentIntellisense: true
+	}
+});

packages/astro/test/fixtures/content-intellisense/package.json

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+{
+  "name": "@test/content-intellisense",
+  "version": "0.0.0",
+  "private": true,
+  "dependencies": {
+    "astro": "workspace:*",
+    "@astrojs/mdx": "workspace:*",
+    "@astrojs/markdoc": "workspace:*"
+  }
+}

packages/astro/test/fixtures/content-intellisense/src/blog-cl/entry.md

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+---
+title: "Markdown"
+---

packages/astro/test/fixtures/content-intellisense/src/blog-cl/entry2.mdx

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+---
+title: "MDX"
+---

packages/astro/test/fixtures/content-intellisense/src/blog-cl/entry3.mdoc

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+---
+title: "Markdoc"
+---

packages/astro/test/fixtures/content-intellisense/src/content/blog-cc/entry.md

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+---
+title: "Markdown"
+---

packages/astro/test/fixtures/content-intellisense/src/content/blog-cc/entry2.mdx

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+---
+title: "MDX"
+---

packages/astro/test/fixtures/content-intellisense/src/content/blog-cc/entry3.mdoc

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+---
+title: "Markdoc"
+---

packages/astro/test/fixtures/content-intellisense/src/content/config.ts

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+import { glob } from 'astro/loaders';
+import { defineCollection, z } from 'astro:content';
+
+const blogCC = defineCollection({
+	type: 'content',
+	schema: z.object({
+		title: z.string(),
+		description: z.string().optional(),
+	}),
+});
+
+const blogCL = defineCollection({
+  // By default the ID is a slug, generated from the path of the file relative to `base`
+  loader: glob({ pattern: "**/*", base: "./src/blog-cl" }),
+  schema: z.object({
+    title: z.string(),
+    description: z.string().optional(),
+  }),
+});
+
+export const collections = {
+	"blog-cc": blogCC,
+	"blog-cl": blogCL,
+};

packages/astro/test/fixtures/content-intellisense/src/utils.js

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+export function stripRenderFn(entryWithRender) {
+	const { render, ...entry } = entryWithRender;
+	return entry;
+}
+
+export function stripAllRenderFn(collection = []) {
+	return collection.map(stripRenderFn);
+}