Add Astro full compile unit test (#5531)

packages/astro/test/units/vite-plugin-astro/compile.test.js

@@ -0,0 +1,77 @@
+import { expect } from 'chai';
+import { resolveConfig } from 'vite';
+import { cachedFullCompilation } from '../../../dist/vite-plugin-astro/compile.js';
+import { init, parse } from 'es-module-lexer';
+
+const viteConfig = await resolveConfig({ configFile: false }, 'serve');
+
+/**
+ * @param {string} source
+ * @param {string} id
+ */
+async function compile(source, id) {
+	return await cachedFullCompilation({
+		compileProps: {
+			astroConfig: { root: '/', base: '/' },
+			viteConfig,
+			filename: id,
+			source,
+		},
+		logging: {
+			level: 'info',
+		},
+		rawId: id,
+	});
+}
+
+describe('astro full compile', () => {
+	it('should compile a single file', async () => {
+		const result = await compile(`<h1>Hello World</h1>`, '/src/components/index.astro');
+		expect(result.code).to.be.ok;
+	});
+
+	it('should compile typescript', async () => {
+		const result = await compile(
+			`\
+---
+const name: string = 'world'
+---
+
+<h1>Hello {name}</h1>`,
+			'/src/components/index.astro'
+		);
+		expect(result.code).to.be.ok;
+	});
+
+	it('should error on invalid js', async () => {
+		let result;
+		try {
+			result = await compile(
+				`\
+---
+const name = 'world
+---
+
+<h1>Hello {name}</h1>`,
+				'/src/components/index.astro'
+			);
+		} catch (e) {
+			expect(e.message).to.include('Unterminated string literal');
+		}
+		expect(result).to.be.undefined;
+	});
+
+	it('injects hmr code', async () => {
+		const result = await compile(`<h1>Hello World</h1>`, '/src/components/index.astro');
+		expect(result.code).to.include('import.meta.hot');
+	});
+
+	it('has file and url exports for markdwon compat', async () => {
+		const result = await compile(`<h1>Hello World</h1>`, '/src/components/index.astro');
+		await init;
+		const [, exports] = parse(result.code);
+		expect(exports).to.include('default');
+		expect(exports).to.include('file');
+		expect(exports).to.include('url');
+	});
+});