Integration test (#11)

* Integration test draft.

* CI job.

* Format.

* Install in the test.

* Universal approach for manifest import.

* Only use Node for the test.

.github/workflows/ci.yml

@@ -39,5 +39,48 @@ jobs:
         continue-on-error: true
         with:
           github-token: ${{ secrets.github_token }}
+
+  integrationTest:
+    needs: unitTest
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version:
+          - 18.18.0
+          - 18.x
+          - 20.9.0
+          - 20.x
+          - 22.0.0
+          - 22.x
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install bun
+        uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+      - name: Get bun cache dir and hash
+        id: bunCache
+        run: |
+          echo "dir=$(bun pm cache)" >> $GITHUB_OUTPUT
+          echo "hash=$(bun pm hash)" >> $GITHUB_OUTPUT
+      - name: Cache node modules
+        uses: actions/cache@v4
+        with:
+          path: ${{ steps.bunCache.outputs.dir }}
+          key: ${{ runner.os }}-build-cache-bun-${{ steps.bunCache.outputs.hash }}
+      - name: Install dependencies
+        run: bun install
       - name: Build
         run: bun run build
+      - name: Install Node.js ${{ matrix.node-version }}
+        id: setup-node
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Install the test dependencies
+        working-directory: integration-test
+        run: yarn
+      - name: Test
+        working-directory: integration-test
+        run: yarn eslint sample.ts --debug

.gitignore

@@ -3,3 +3,4 @@ dist
 .DS_Store
 node_modules
 coverage
+integration-test/yarn.lock

integration-test/eslint.config.js

@@ -0,0 +1,27 @@
+import { readFileSync } from "node:fs";
+import jsPlugin from "@eslint/js";
+import allowedDepsPlugin from "eslint-plugin-allowed-dependencies";
+import tsPlugin from "typescript-eslint";
+
+export default [
+  {
+    plugins: {
+      allowed: allowedDepsPlugin,
+    },
+  },
+  jsPlugin.configs.recommended,
+  ...tsPlugin.configs.recommended,
+  // For the sources:
+  {
+    files: ["*.ts"], // implies that "src" only contains the sources
+    rules: {
+      "allowed/dependencies": [
+        "error",
+        {
+          manifest: JSON.parse(readFileSync("package.json", "utf8")),
+          typeOnly: ["typescript"],
+        },
+      ],
+    },
+  },
+];

integration-test/package.json

@@ -0,0 +1,12 @@
+{
+  "name": "integration-test",
+  "private": true,
+  "version": "0.0.1",
+  "type": "module",
+  "devDependencies": {
+    "eslint": "^9",
+    "typescript-eslint": "^8",
+    "typescript": "^5",
+    "eslint-plugin-allowed-dependencies": "link:.."
+  }
+}

integration-test/sample.ts

@@ -0,0 +1,3 @@
+import type { factory } from "typescript";
+
+export type Test = typeof factory;