chore: add "smoke-test/examples" workflow (#1825)

.github/workflows/smoke-test.yml

@@ -0,0 +1,37 @@
+name: smoke-test
+
+on:
+  # Always run smoke tests upon a successful
+  # "ci" job completion on "main".
+  workflow_run:
+    workflows: ['ci']
+    branches: [main]
+    types: [completed]
+  # Also allow on-demand smoke test runs.
+  # Useful when testing a particular branch
+  # for compatibility with the examples.
+  workflow_dispatch:
+
+jobs:
+  examples:
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    runs-on: macos-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      - name: Set up PNPM
+        uses: pnpm/action-setup@v2
+        with:
+          version: 7.12
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Test examples
+        run: ./config/scripts/smoke-test.sh

.gitignore

@@ -10,4 +10,8 @@ stats.html
 msw-*.tgz
 .husky/_
 .env
-**/test-results
+**/test-results
+
+# Smoke test temporary files.
+/package.json.copy
+/examples

config/scripts/smoke-test.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+set -e
+
+COMMIT_HASH=$(git rev-parse HEAD)
+MSW_VERSION="0.0.0-$COMMIT_HASH"
+echo "Latest commit: $COMMIT_HASH"
+echo "In-progress MSW version: $MSW_VERSION"
+
+PKG_JSON_COPY="package.json.copy"
+cp package.json $PKG_JSON_COPY
+
+pnpm version $MSW_VERSION --no-git-tag-version --allow-same-version
+
+echo ""
+echo "Packing MSW..."
+pnpm pack
+
+EXAMPLES_REPO=https://github.com/mswjs/examples.git
+EXAMPLES_DIR=./examples
+echo ""
+echo "Cloning the examples from "$EXAMPLES_REPO"..."
+
+if [[ -d "$EXAMPLES_DIR" ]]; then
+  echo "Examples already cloned, skipping..."
+else
+  git clone $EXAMPLES_REPO $EXAMPLES_DIR
+fi
+
+echo ""
+echo "Installing dependencies..."
+cd $EXAMPLES_DIR
+pnpm install 
+
+echo ""
+echo "Linking MSW..."
+pnpm add msw --filter="with-*" file:../../../msw-$MSW_VERSION.tgz
+pnpm ls msw
+
+echo ""
+echo "Running tests..."
+CI=1 pnpm test ; (cd ../ && mv $PKG_JSON_COPY ./package.json)