chore: fix travis config

.travis.yml

@@ -3,9 +3,9 @@ services: xvfb
 
 jobs:
   include:
-    - os: "osx"
+    - os: 'osx'
       name: 'Unit tests: macOS/Chromium'
-      node_js: "10.19.0"
+      node_js: '10.19.0'
       osx_image: xcode11.4
       env:
         - CHROMIUM=true
@@ -14,11 +14,11 @@ jobs:
       script:
         - ls .local-chromium .local-firefox
         - npm run tsc
-        - travis_retry npm run unit
+        - npm run unit
 
-    - os: "windows"
+    - os: 'windows'
       name: 'Unit tests: Windows/Chromium'
-      node_js: "10.19.0"
+      node_js: '10.19.0'
       env:
         - CHROMIUM=true
       before_install:
@@ -29,7 +29,7 @@ jobs:
         - travis_retry npm run unit
 
     # Runs unit tests on Linux + Chromium
-    - node_js: "10.19.0"
+    - node_js: '10.19.0'
       name: 'Unit tests [with coverage]: Linux/Chromium'
       env:
         - CHROMIUM=true
@@ -39,35 +39,35 @@ jobs:
         - travis_retry npm run unit-with-coverage
         - npm run assert-unit-coverage
 
-    - node_js: "12.16.3"
+    - node_js: '12.16.3'
       name: 'Unit tests [Node 12]: Linux/Chromium'
       env:
         - CHROMIUM=true
       before_install:
         - PUPPETEER_PRODUCT=firefox npm install
       script:
-        - travis_retry npm run unit
+        - npm run unit
 
-    - node_js: "14.2.0"
+    - node_js: '14.2.0'
       name: 'Unit tests [Node 14]: Linux/Chromium'
       env:
         - CHROMIUM=true
       before_install:
         - PUPPETEER_PRODUCT=firefox npm install
       script:
-        - travis_retry npm run unit
+        - npm run unit
 
-    - node_js: "12.16.3"
+    - node_js: '12.16.3'
       name: 'Browser tests: Linux/Chromium'
       addons:
         chrome: stable
       env:
         - CHROMIUM=true
       script:
-        - travis_retry npm run test-browser
+        - npm run test-browser
 
     # This bot runs all the extra checks that aren't the main Puppeteer unit tests
-    - node_js: "10.19.0"
+    - node_js: '10.19.0'
       name: 'Extra tests: Linux/Chromium'
       env:
         - CHROMIUM=true
@@ -79,22 +79,22 @@ jobs:
 
     # This bot runs separately as it changes package.json to test puppeteer-core
     # and we don't want that leaking into other bots and causing issues.
-    - node_js: "10.19.0"
+    - node_js: '10.19.0'
       name: 'Test bundling and install of packages'
       env:
         - CHROMIUM=true
       script:
         - npm run test-install
 
     # Runs unit tests on Linux + Firefox
-    - node_js: "10.19.0"
+    - node_js: '10.19.0'
       name: 'Unit tests: Linux/Firefox'
       env:
         - FIREFOX=true
       before_install:
         - PUPPETEER_PRODUCT=firefox npm install
       script:
-        - travis_retry npm run funit
+        - npm run funit
 
 notifications:
   email: false

mocha-config/puppeteer-unit-tests.js

@@ -21,8 +21,10 @@ module.exports = {
   require: ['./test/mocha-ts-require', './test/mocha-utils.ts'],
   spec: 'test/*.spec.ts',
   extension: ['js', 'ts'],
-  parallel: process.env.CI && !process.env.COVERAGE,
+  // parallel: process.env.CI && !process.env.COVERAGE,
   // retry twice more, so we run each test up to 3 times if needed.
-  retries: process.env.CI ? 2 : 0,
+  // retries: process.env.CI ? 2 : 0,
+  retries: 0,
   timeout: 25 * 1000,
+  reporter: 'list',
 };