chore: add tests (#160)

.github/workflows/main.yml

@@ -24,3 +24,5 @@ jobs:
       run: npm run lint
     - name: build
       run: npm run build
+    - name: test
+      run: npm run test

package.json

@@ -13,7 +13,8 @@
     "build": "tsc --build tsconfig.json",
     "watch": "tsc --build tsconfig.json --watch",
     "prepare": "npm run build",
-    "prepublishOnly": "rm tsconfig.tsbuildinfo && rm -rf out && npm run build"
+    "prepublishOnly": "rm tsconfig.tsbuildinfo && rm -rf out && npm run build",
+    "test": "folio test/"
   },
   "repository": "github:Microsoft/playwright-test",
   "description": "A test runner for running tests with Playwright.",

test/contextOptions.spec.ts

@@ -0,0 +1,32 @@
+/**
+ * Copyright Microsoft Corporation. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { folio, expect } from '../out';
+
+const { it: it1 } = folio;
+it1('no options by default', async ({ page }) => {
+  expect(page.viewportSize()).toEqual({ width: 1280, height: 720 });
+});
+
+const fixtures = folio.extend();
+fixtures.contextOptions.override(async ({contextOptions}, run) => {
+  await run({ ...contextOptions, viewport: { width: 500, height: 600} });
+});
+const { it: it2 } = fixtures.build();
+
+it2('overridden contextOptions', async ({ page }) => {
+  expect(page.viewportSize()).toEqual({ width: 500, height: 600 });
+});