ci: added buildbot for basic testing (#17)

Author: mxschmitt

.github/workflows/tests.yml

@@ -0,0 +1,23 @@
+name: CI
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js
+      uses: actions/setup-node@v1
+      with:
+        node-version: 10.x
+    - name: Install dependencies
+      run: yarn install --frozen-lockfile
+    - name: Lint
+      run: yarn run lint
+    - name: Build project
+      run: yarn run build
+    - name: Test lambda function
+      run: bash buildbots/stub.sh

.gitignore

@@ -1,4 +1,6 @@
 node_modules
 coverage
 dist
-yarn-error.log
+yarn-error.log
+log.txt
+package-lock.json

.lintstagedrc

@@ -1,13 +1,5 @@
 {
-  "linters": {
-    "*.ts": [
+    "*.{md,js,ts,json}": [
       "prettier --write",
-      "git add"
-    ],
-    "*.{md,js,json}": [
-      "prettier --write",
-      "git add"
     ]
-  },
-  "ignore": []
 }

README.md

@@ -19,7 +19,6 @@ Lambda runtimes out of the box.
 const playwright = require('playwright-aws-lambda');
 
 exports.handler = async (event, context) => {
-  let result = null;
   let browser = null;
 
   try {
@@ -33,7 +32,7 @@ exports.handler = async (event, context) => {
   } catch (error) {
     throw error;
   } finally {
-    if (browser !== null) {
+    if (browser) {
       await browser.close();
     }
   }

buildbots/stub.sh

@@ -0,0 +1,11 @@
+#/bin/bash
+
+set -ex
+
+LOG_FILE="log.txt"
+
+echo "Running lambda function"
+docker run --rm -v "$PWD":/var/task:ro,delegated lambci/lambda:nodejs12.x examples/stub.handler '{"url": "https://google.com"}' &> "$LOG_FILE"
+grep -Fq "Google" "$LOG_FILE"
+echo "Sucessfully passed test"
+rm "$LOG_FILE"

examples/stub.js

@@ -0,0 +1,24 @@
+const playwright = require('../dist/src/');
+
+exports.handler = async (event, context) => {
+  let browser = null;
+
+  try {
+    const browser = await playwright.launchChromium();
+    const context = await browser.newContext();
+
+    const page = await context.newPage();
+    await page.goto(event.url || 'https://example.com');
+    const data = await page.screenshot();
+    if (data.length === 0) {
+      throw new Error(`Screenshot is empty`);
+    }
+    console.log('Page title: ', await page.title());
+  } catch (error) {
+    throw error;
+  } finally {
+    if (browser !== null) {
+      await browser.close();
+    }
+  }
+};

package.json

@@ -29,17 +29,17 @@
   },
   "devDependencies": {
     "@types/debug": "^4.1.5",
-    "@types/jest": "^24.0.18",
-    "@types/node": "~10",
-    "husky": "^3.0.5",
-    "jest": "^24.9.0",
-    "lint-staged": "8.2.1",
-    "nodemon": "^1.19.4",
-    "playwright-core": "^1.0.2",
-    "prettier": "^1.18.2",
-    "ts-jest": "^24.0.2",
-    "tslint": "^5.20.1",
+    "@types/jest": "^26.0.9",
+    "@types/node": "~14",
+    "husky": "^4.2.5",
+    "jest": "^26.3.0",
+    "lint-staged": "10.2.11",
+    "nodemon": "^2.0.4",
+    "playwright-core": "^1.3.0",
+    "prettier": "^2.0.5",
+    "ts-jest": "^26.2.0",
+    "tslint": "^6.1.3",
     "tslint-config-prettier": "^1.18.0",
-    "typescript": "^3.6.3"
+    "typescript": "^3.9.7"
   }
 }

tslint.json

@@ -4,7 +4,6 @@
     "interface-name": false,
     "object-literal-sort-keys": false,
     "ordered-imports": false,
-    "no-unused-variable": true,
     "quotemark": [true, "single", "avoid-escape"]
   }
 }