tests: finish removing mocha (#7429)

Author: brendankenny

clients/test/extension/extension-test.js

@@ -5,7 +5,7 @@
  */
 'use strict';
 
-/* eslint-env mocha */
+/* eslint-env jest */
 
 const path = require('path');
 const assert = require('assert');
@@ -49,10 +49,7 @@ describe('Lighthouse chrome extension', function() {
       });
   }
 
-  before(async function() {
-    // eslint-disable-next-line
-    this.timeout(90 * 1000);
-
+  beforeAll(async function() {
     // read original manifest
     originalManifest = fs.readFileSync(manifestLocation);
 
@@ -108,9 +105,9 @@ describe('Lighthouse chrome extension', function() {
     extensionPage = (await browser.pages()).find(page =>
       page.url().includes('blob:chrome-extension://')
     );
-  });
+  }, 90 * 1000);
 
-  after(async () => {
+  afterAll(async () => {
     // put the default manifest back
     fs.writeFileSync(manifestLocation, originalManifest);
 

clients/test/extension/popup-test.js

@@ -5,7 +5,7 @@
  */
 'use strict';
 
-/* eslint-env mocha */
+/* eslint-env jest */
 
 const path = require('path');
 const assert = require('assert');
@@ -36,10 +36,7 @@ describe('Lighthouse chrome popup', function() {
   let page;
   const pageErrors = [];
 
-  before(async function() {
-    // eslint-disable-next-line
-    this.timeout(90 * 1000);
-
+  beforeAll(async function() {
     // start puppeteer
     browser = await puppeteer.launch({
       headless: false,
@@ -81,9 +78,9 @@ describe('Lighthouse chrome popup', function() {
     });
 
     await page.goto('file://' + path.join(lighthouseExtensionPath, 'popup.html'), {waitUntil: 'networkidle2'});
-  });
+  }, 90 * 1000);
 
-  after(async () => {
+  afterAll(async () => {
     if (browser) {
       await browser.close();
     }

clients/test/lightrider-entry-test.js

@@ -6,12 +6,11 @@
 'use strict';
 
 const assert = require('assert');
-const jest = require('jest-mock');
 const lhBackground = require('../lightrider-entry.js');
 const Runner = require('../../lighthouse-core/runner.js');
 const LHError = require('../../lighthouse-core/lib/lh-error.js');
 
-/* eslint-env mocha */
+/* eslint-env jest */
 
 describe('lightrider-entry', () => {
   describe('#runLighthouseInLR', () => {

jest.config.js

@@ -19,5 +19,8 @@ module.exports = {
   testMatch: [
     '**/lighthouse-core/**/*-test.js',
     '**/lighthouse-cli/**/*-test.js',
+    '**/lighthouse-viewer/**/*-test.js',
+    '**/lighthouse-viewer/**/*-test-pptr.js',
+    '**/clients/test/**/*-test.js',
   ],
 };

lighthouse-core/test/config/config-test.js

@@ -186,7 +186,7 @@ describe('Config', () => {
   it('loads an audit from node_modules/', () => {
     return assert.throws(_ => new Config({
       // Use a lighthouse dep as a stand in for a module.
-      audits: ['mocha'],
+      audits: ['lighthouse-logger'],
     }), function(err) {
       // Should throw an audit validation error, but *not* an audit not found error.
       return !/locate audit/.test(err) && /audit\(\) method/.test(err);
@@ -1046,7 +1046,7 @@ describe('Config', () => {
 
     it('loads a gatherer from node_modules/', () => {
       // Use a lighthouse dep as a stand in for a module.
-      assert.throws(_ => loadGatherer('mocha'), function(err) {
+      assert.throws(_ => loadGatherer('lighthouse-logger'), function(err) {
         // Should throw a gatherer validation error, but *not* a gatherer not found error.
         return !/locate gatherer/.test(err) && /beforePass\(\) method/.test(err);
       });

lighthouse-viewer/test/viewer-test-pptr.js

@@ -5,7 +5,7 @@
  */
 'use strict';
 
-/* eslint-env mocha */
+/* eslint-env jest */
 
 const path = require('path');
 const assert = require('assert');
@@ -49,7 +49,7 @@ describe('Lighthouse Viewer', function() {
       });
   }
 
-  before(async function() {
+  beforeAll(async function() {
     server.listen(portNumber, 'localhost');
 
     // start puppeteer
@@ -65,7 +65,7 @@ describe('Lighthouse Viewer', function() {
     await viewerPage.waitForSelector('.lh-container', {timeout: 30000});
   });
 
-  after(async function() {
+  afterAll(async function() {
     // Log any page load errors encountered in case before() failed.
     // eslint-disable-next-line no-console
     console.error(pageErrors);

package.json

@@ -24,14 +24,14 @@
     "debug": "node --inspect-brk ./lighthouse-cli/index.js",
     "start": "node ./lighthouse-cli/index.js",
     "test": "yarn diff:sample-json && yarn lint --quiet && yarn unit && yarn type-check",
-    "test-clients": "mocha \"clients/test/**/*-test.js\"",
-    "test-viewer": "yarn unit-viewer && mocha lighthouse-viewer/test/viewer-test-pptr.js",
+    "test-clients": "jest \"clients/\"",
+    "test-viewer": "yarn unit-viewer && jest lighthouse-viewer/test/viewer-test-pptr.js",
     "test-lantern": "bash lighthouse-core/scripts/test-lantern.sh",
     "unit-core": "jest \"lighthouse-core/\"",
     "unit-core:ci": "jest --runInBand --coverage --ci \"lighthouse-core/\"",
     "unit-cli": "jest  --runInBand \"lighthouse-cli/\"",
     "unit-cli:ci": "jest --runInBand --coverage --ci \"lighthouse-cli/\"",
-    "unit-viewer": "mocha --reporter dot \"lighthouse-viewer/test/**/*-test.js\"",
+    "unit-viewer": "jest \"lighthouse-viewer/\"",
     "unit": "yarn unit-core && yarn unit-cli && yarn unit-viewer",
     "unit:ci": "yarn unit-core:ci && yarn unit-cli:ci && yarn unit-viewer",
     "core-unit": "yarn unit-core",
@@ -50,7 +50,6 @@
     "fast": "yarn start --disable-device-emulation --throttlingMethod=provided",
     "deploy-viewer": "yarn build-viewer --deploy",
     "bundlesize": "bundlesize",
-    "plots-smoke": "bash plots/test/smoke.sh",
     "timing-trace": "node lighthouse-core/scripts/generate-timing-trace.js",
     "changelog": "conventional-changelog --config ./build/changelog-generator/index.js --infile changelog.md --same-file",
     "type-check": "tsc -p . && tsc -p lighthouse-viewer/",
@@ -111,14 +110,14 @@
     "devtools-protocol": "0.0.588129",
     "eslint": "^4.19.1",
     "eslint-config-google": "^0.9.1",
+    "esprima": "^4.0.1",
     "gh-pages": "^2.0.1",
     "glob": "^7.1.3",
     "idb-keyval": "2.2.0",
     "intl": "^1.2.5",
     "jest": "^24.3.0",
     "jsdom": "^12.2.0",
     "make-dir": "^1.3.0",
-    "mocha": "^3.2.0",
     "npm-run-posix-or-windows": "^2.0.2",
     "nyc": "^11.6.0",
     "package-json-versionify": "^1.0.4",
@@ -138,12 +137,10 @@
     "configstore": "^3.1.1",
     "cssstyle": "1.2.1",
     "details-element-polyfill": "2.2.0",
-    "esprima": "^4.0.1",
     "http-link-header": "^0.8.0",
     "inquirer": "^3.3.0",
     "intl-messageformat": "^2.2.0",
     "intl-messageformat-parser": "^1.4.0",
-    "jest-mock": "^24.3.0",
     "jpeg-js": "0.1.2",
     "js-library-detector": "^5.1.0",
     "lighthouse-logger": "^1.2.0",