Fix url to find page with "index" at the end file name (#722) (#736)

Co-authored-by: Neverage <vl>

.changeset/funny-beers-knock.md

@@ -0,0 +1,5 @@
+---
+'astro': minor
+---
+
+Fix url to find page with "index" at the end file name

packages/astro/src/build/page.ts

@@ -91,7 +91,7 @@ export async function buildCollectionPage({ astroConfig, filepath, runtime, site
 /** Build static page */
 export async function buildStaticPage({ astroConfig, buildState, filepath, runtime }: PageBuildOptions): Promise<void> {
   const { pages: pagesRoot } = astroConfig;
-  const url = filepath.pathname.replace(pagesRoot.pathname, '/').replace(/(index)?\.(astro|md)$/, '');
+  const url = filepath.pathname.replace(pagesRoot.pathname, '/').replace(/.(astro|md)$/, '').replace(/\/index$/, '/');
   const result = await runtime.load(url);
   if (result.statusCode !== 200) {
     let err = (result as any).error;

packages/astro/test/astro-pages.test.js

@@ -0,0 +1,24 @@
+import { suite } from 'uvu';
+import * as assert from 'uvu/assert';
+import { doc } from './test-utils.js';
+import { setup, setupBuild } from './helpers.js';
+
+const Pages = suite('Pages tests');
+
+setup(Pages, './fixtures/astro-pages');
+setupBuild(Pages, './fixtures/astro-pages');
+
+Pages('Can find page with "index" at the end file name', async ({ build, runtime }) => {
+  await build().catch((err) => {
+    assert.ok(!err, 'Error during the build');
+  });
+  
+  const result = await runtime.load('posts/name-with-index');
+  if (result.error) throw new Error(result.error);
+
+  const $ = doc(result.contents);
+
+  assert.equal($('h1').text(), 'Name with index');
+});
+
+Pages.run();

packages/astro/test/fixtures/astro-pages/snowpack.config.json

@@ -0,0 +1,3 @@
+{
+  "workspaceRoot": "../../../../../"
+}

packages/astro/test/fixtures/astro-pages/src/pages/posts/name-with-index.md

@@ -0,0 +1,5 @@
+---
+title: 'Name with index'
+---
+
+# Name with index