Astro integration test

.github/workflows/ci.yml

@@ -92,3 +92,30 @@ jobs:
       - name: Verify the package contents
         # Catches an `exports`/`files` mistake before it reaches a release.
         run: pnpm pack --pack-destination "${RUNNER_TEMP}"
+
+  integration:
+    name: Astro integration
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+
+      - name: Set up pnpm and Node.js
+        uses: pnpm/setup@84cb39b217b10273981911c288cd62326dc7c6d2 # v2.0.2
+        with:
+          runtime: node@24
+          cache: true
+          install: false
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Astro integration test
+        # Deliberately its own job on a single Node version, not part of the
+        # `test` matrix. This boots a real Astro build to prove the plugin works
+        # through `markdown.processor` — it exercises Astro's wiring, not this
+        # package's Node compatibility, so running it three times proves
+        # nothing extra. Keeping it out of `test:coverage` also keeps an Astro
+        # or Rolldown hiccup off the release path, since `prepublishOnly` runs
+        # that script.
+        run: pnpm test:integration

.gitignore

@@ -4,4 +4,11 @@ coverage/
 .cache/
 *.log
 .DS_Store
-.pnpm-store/
+.pnpm-store/
+# Byproducts of the Astro integration build (test/integration/astro.test.ts).
+# `.astro/` comes from `sync`, which build() always runs; `node_modules/` is
+# Vite's cache dir, which Astro derives from the project root, not `cacheDir`.
+test/fixtures/astro/.astro/
+test/fixtures/astro/.cache/
+test/fixtures/astro/.output/
+test/fixtures/astro/node_modules/

package.json

@@ -1,7 +1,7 @@
 {
   "name": "hast-plugin-external-title",
   "version": "1.0.1",
-  "description": "Sätteri hast plugin that fetches the page title of external links and sets it as the `title` attribute, with pluggable caching.",
+  "description": "S\u00e4tteri hast plugin that fetches the page title of external links and sets it as the `title` attribute, with pluggable caching.",
   "license": "MIT",
   "author": {
     "name": "Ari Palo",
@@ -45,6 +45,7 @@
     "typecheck": "tsc --noEmit -p tsconfig.json && tsc -p tsconfig.test.json",
     "test": "vitest run",
     "test:coverage": "vitest run --coverage",
+    "test:integration": "vitest run --config vitest.integration.config.ts",
     "test:watch": "vitest watch",
     "prepack": "pnpm build",
     "prepublishOnly": "pnpm typecheck && pnpm test:coverage"
@@ -59,6 +60,7 @@
     "satteri": "^0.10.0"
   },
   "devDependencies": {
+    "@astrojs/markdown-satteri": "^0.3.7",
     "@semantic-release/changelog": "^7.0.0",
     "@semantic-release/commit-analyzer": "^13.0.1",
     "@semantic-release/git": "^11.0.1",
@@ -67,7 +69,9 @@
     "@semantic-release/release-notes-generator": "^14.1.1",
     "@types/node": "^22.20.1",
     "@vitest/coverage-v8": "4.1.11",
+    "astro": "^7.2.4",
     "conventional-changelog-conventionalcommits": "^9.3.1",
+    "msw": "^2.15.0",
     "npm": "^11.19.0",
     "satteri": "^0.10.5",
     "semantic-release": "^25.0.9",