add test

Author: Rich-Harris

packages/kit/test/prerendering/options/public/robots.txt

@@ -0,0 +1,3 @@
+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Disallow:

packages/kit/test/prerendering/options/svelte.config.js

@@ -12,6 +12,10 @@ const config = {
 			}
 		},
 
+		files: {
+			assets: 'public'
+		},
+
 		paths: {
 			base: '/path-base',
 			assets: 'https://cdn.example.com/stuff'

packages/kit/test/prerendering/options/test/test.js

@@ -27,4 +27,8 @@ test('adds CSP headers via meta tag', () => {
 	);
 });
 
+test('does not copy `public` into `_app`', () => {
+	assert.ok(!fs.existsSync(`${build}/_app/robots.txt`));
+});
+
 test.run();