fix: netrify image validation

.changeset/easy-dingos-retire.md

@@ -0,0 +1,6 @@
+---
+'astro': patch
+'@astrojs/netlify': patch
+---
+
+Fixes a bug where remote image dimensions were not validated during static builds on Netlify.

packages/astro/src/assets/internal.ts

@@ -22,6 +22,7 @@ import { isESMImportedImage, isRemoteImage, resolveSrc } from './utils/imageKind
 import { inferRemoteSize } from './utils/remoteProbe.js';
 import { createPlaceholderURL, stringifyPlaceholderURL } from './utils/url.js';
 
+export { verifyOptions } from './services/service.js';
 export const cssFitValues = ['fill', 'contain', 'cover', 'scale-down'];
 
 export async function getConfiguredImageService(): Promise<ImageService> {

packages/integrations/netlify/src/image-service.ts

@@ -1,5 +1,6 @@
 import type { ExternalImageService } from 'astro';
 import { baseService } from 'astro/assets';
+import { verifyOptions } from '../../../astro/dist/assets/internal.js';
 import { isESMImportedImage } from 'astro/assets/utils';
 import { AstroError } from 'astro/errors';
 
@@ -51,6 +52,8 @@ const service: ExternalImageService = {
 	getHTMLAttributes: baseService.getHTMLAttributes,
 	getSrcSet: baseService.getSrcSet,
 	validateOptions(options) {
+		verifyOptions(options);
+
 		if (options.format && !SUPPORTED_FORMATS.includes(options.format)) {
 			throw new AstroError(
 				`Unsupported image format "${options.format}"`,

packages/integrations/netlify/test/static/fixtures/image-missing-dimension/astro.config.mjs

@@ -0,0 +1,12 @@
+import { defineConfig } from 'astro/config';
+import netlify from '@astrojs/netlify';
+
+export default defineConfig({
+  adapter: netlify(),
+  output: 'static',
+  image: {
+    service: {
+      entrypoint: 'astro/assets/services/sharp'
+    }
+  }
+});

packages/integrations/netlify/test/static/fixtures/image-missing-dimension/package.json

@@ -0,0 +1,9 @@
+{
+  "name": "image-missing-dimention",
+  "type": "module",
+  "private": true,
+  "dependencies": {
+    "astro": "workspace:*",
+    "@astrojs/netlify": "workspace:*"
+  }
+}

packages/integrations/netlify/test/static/fixtures/image-missing-dimension/src/pages/index.astro

@@ -0,0 +1,8 @@
+---
+import { Image } from 'astro:assets';
+---
+
+<Image
+	src="https://images.unsplash.com/photo-1567674867291-b2595ac53ab4"
+	alt="Astro"
+/>

packages/integrations/netlify/test/static/image-missing-dimension.test.js

@@ -0,0 +1,23 @@
+import * as assert from 'node:assert/strict';
+import { describe, it } from 'node:test';
+import { loadFixture } from '../../../../astro/test/test-utils.js';
+
+describe('Image validation when is not size specification in netlify.', () => {
+	it('throw on missing dimension in static build', async () => {
+		const fixture = await loadFixture({
+			root: new URL('./fixtures/image-missing-dimension/', import.meta.url)
+		});
+
+		try{
+			await fixture.build();
+			assert.fail();
+		} catch (e) {
+			// check the error image about missing image dimension
+			assert.match(
+				e.name,
+				/MissingImageDimension/,
+				`Build failed but not with the expected "MissingImageDimension"`
+			)
+		}
+	})
+})