feat: add basic smoke tests (#10)

* feat: add basic smoke tests

* style: prettier

* style: pretty

* fix: add chrome dependencies

* bump: node-version

* testing

* cleanup

.github/workflows/main.yml

@@ -10,9 +10,17 @@ jobs:
     runs-on: ubuntu-latest
     container: node:${{ matrix.node-version }}
     steps:
+      - uses: actions/checkout@v1
+      - run: apt-get update && apt-get install -y wget gnupg
+      - run: >-
+          wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - &&
+          sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list' &&
+          apt-get update && apt-get install -y google-chrome-stable --no-install-recommends
       - uses: actions/checkout@v4
       - run: node --version
       - run: npm install
       - run: npm install --only=dev
       - run: npm run lint
       - run: npm test
+        env:
+          PUPPETEER_SKIP_DOWNLOAD: true

test/puppeteer.js

@@ -0,0 +1,43 @@
+const assert = require("assert");
+const puppeteer = require("../lib/engines/puppeteer");
+
+describe("PUPPETEER", function() {
+    this.timeout(5000);
+
+    it("should render a pdf", async () => {
+        const engine = new puppeteer.Puppeteer();
+        await engine.init();
+
+        const req = {
+            query: {
+                url: "https://example.com/",
+                format: "pdf"
+            },
+            body: {}
+        };
+        const res = {
+            send: function(data) {
+                this.data = data;
+            },
+            type: function(file) {
+                this.file = file;
+            }
+        };
+        await engine.render(req, res);
+        assert.ok(res.data);
+        assert.strictEqual(res.file, "pdf");
+
+        await engine.destroy();
+    });
+
+    it("should open new page", async () => {
+        const engine = new puppeteer.Puppeteer();
+        await engine.init();
+
+        await engine._newPage();
+        const pages = await engine.instance.pages();
+        assert.strictEqual(2, pages.length);
+
+        await engine.destroy();
+    });
+});