chore: implement custom mocha interface for the runner (#8929)

Instead of checking skipped tests in mocha-utils this PR
implements a custom mocha interface for better flexibility
when skipping tests. That should allow skipping tests without
running before and after hooks.

test/src/CDPSession.spec.ts

@@ -22,7 +22,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import {isErrorLike} from '../../lib/cjs/puppeteer/util/ErrorLike.js';
-import {it} from './mocha-utils.js';
 
 describe('Target.createCDPSession', function () {
   setupTestBrowserHooks();

test/src/EventEmitter.spec.ts

@@ -17,7 +17,6 @@
 import {EventEmitter} from '../../lib/cjs/puppeteer/common/EventEmitter.js';
 import sinon from 'sinon';
 import expect from 'expect';
-import {it} from './mocha-utils.js';
 
 describe('EventEmitter', () => {
   let emitter: EventEmitter;

test/src/NetworkManager.spec.ts

@@ -23,7 +23,6 @@ import {HTTPRequest} from '../../lib/cjs/puppeteer/common/HTTPRequest.js';
 import {EventEmitter} from '../../lib/cjs/puppeteer/common/EventEmitter.js';
 import {Frame} from '../../lib/cjs/puppeteer/common/Frame.js';
 import {HTTPResponse} from '../../lib/cjs/puppeteer/common/HTTPResponse.js';
-import {it} from './mocha-utils.js';
 
 class MockCDPSession extends EventEmitter {
   async send(): Promise<any> {}

test/src/TargetManager.spec.ts

@@ -16,7 +16,6 @@
 
 import {getTestState} from './mocha-utils'; // eslint-disable-line import/extensions
 import utils from './utils.js';
-import {it} from './mocha-utils.js';
 
 import expect from 'expect';
 

test/src/accessibility.spec.ts

@@ -22,7 +22,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Accessibility', function () {
   setupTestBrowserHooks();

test/src/ariaqueryhandler.spec.ts

@@ -24,7 +24,6 @@ import {
 import {ElementHandle} from '../../lib/cjs/puppeteer/common/ElementHandle.js';
 import utils from './utils.js';
 import assert from 'assert';
-import {it} from './mocha-utils.js';
 
 describe('AriaQueryHandler', () => {
   setupTestBrowserHooks();

test/src/browser.spec.ts

@@ -16,7 +16,6 @@
 
 import expect from 'expect';
 import {getTestState, setupTestBrowserHooks} from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Browser specs', function () {
   setupTestBrowserHooks();

test/src/browsercontext.spec.ts

@@ -17,7 +17,6 @@
 import expect from 'expect';
 import {getTestState, setupTestBrowserHooks} from './mocha-utils.js';
 import {waitEvent} from './utils.js';
-import {it} from './mocha-utils.js';
 
 describe('BrowserContext', function () {
   setupTestBrowserHooks();

test/src/chromiumonly.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Chromium-Specific Launcher tests', function () {
   describe('Puppeteer.launch |browserURL| option', function () {

test/src/click.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestBrowserHooks,
 } from './mocha-utils.js';
 import utils from './utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Page.click', function () {
   setupTestBrowserHooks();
@@ -419,7 +418,7 @@ describe('Page.click', function () {
     ).toBe('Clicked');
   });
   // @see https://github.com/puppeteer/puppeteer/issues/4110
-  xit('should click the button with fixed position inside an iframe', async () => {
+  it.skip('should click the button with fixed position inside an iframe', async () => {
     const {page, server} = getTestState();
 
     await page.goto(server.EMPTY_PAGE);

test/src/cookies.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Cookie specs', () => {
   setupTestBrowserHooks();

test/src/coverage.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestPageAndContextHooks,
   setupTestBrowserHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Coverage specs', function () {
   describe('JSCoverage', function () {
@@ -134,7 +133,7 @@ describe('Coverage specs', function () {
       ).toBeGolden('jscoverage-involved.txt');
     });
     // @see https://crbug.com/990945
-    xit('should not hang when there is a debugger statement', async () => {
+    it.skip('should not hang when there is a debugger statement', async () => {
       const {page, server} = getTestState();
 
       await page.coverage.startJSCoverage();
@@ -190,7 +189,7 @@ describe('Coverage specs', function () {
       });
     });
     // @see https://crbug.com/990945
-    xit('should not hang when there is a debugger statement', async () => {
+    it.skip('should not hang when there is a debugger statement', async () => {
       const {page, server} = getTestState();
 
       await page.coverage.startJSCoverage();

test/src/defaultbrowsercontext.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('DefaultBrowserContext', function () {
   setupTestBrowserHooks();

test/src/dialog.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestPageAndContextHooks,
   setupTestBrowserHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Page.Events.Dialog', function () {
   setupTestBrowserHooks();

test/src/drag-and-drop.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestPageAndContextHooks,
   setupTestBrowserHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Input.drag', function () {
   setupTestBrowserHooks();

test/src/elementhandle.spec.ts

@@ -22,7 +22,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 import utils from './utils.js';
 

test/src/emulation.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Emulation', () => {
   setupTestBrowserHooks();

test/src/evaluation.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 const bigint = typeof BigInt !== 'undefined';
 
@@ -38,7 +37,7 @@ describe('Evaluation specs', function () {
       });
       expect(result).toBe(21);
     });
-    (bigint ? it : xit)('should transfer BigInt', async () => {
+    (bigint ? it : it.skip)('should transfer BigInt', async () => {
       const {page} = getTestState();
 
       const result = await page.evaluate((a: bigint) => {
@@ -259,7 +258,7 @@ describe('Evaluation specs', function () {
       expect(result).not.toBe(object);
       expect(result).toEqual(object);
     });
-    (bigint ? it : xit)('should return BigInt', async () => {
+    (bigint ? it : it.skip)('should return BigInt', async () => {
       const {page} = getTestState();
 
       const result = await page.evaluate(() => {

test/src/fixtures.spec.ts

@@ -20,7 +20,6 @@ import expect from 'expect';
 import {getTestState} from './mocha-utils.js';
 
 import path from 'path';
-import {it} from './mocha-utils.js';
 
 describe('Fixtures', function () {
   it('dumpio option should work with pipe option', async () => {

test/src/frame.spec.ts

@@ -23,7 +23,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import utils, {dumpFrames} from './utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Frame specs', function () {
   setupTestBrowserHooks();

test/src/headful.spec.ts

@@ -25,7 +25,6 @@ import {
   PuppeteerNode,
 } from '../../lib/cjs/puppeteer/node/Puppeteer.js';
 import {getTestState} from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 const rmAsync = promisify(rimraf);
 const mkdtempAsync = promisify(fs.mkdtemp);
@@ -244,7 +243,7 @@ describe('headful tests', function () {
       expect(cookie).toBe('foo=true');
     });
     // TODO: Support OOOPIF. @see https://github.com/puppeteer/puppeteer/issues/2548
-    xit('OOPIF: should report google.com frame', async () => {
+    it.skip('OOPIF: should report google.com frame', async () => {
       const {server, puppeteer} = getTestState();
 
       // https://google.com is isolated by default in Chromium embedder.

test/src/idle_override.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Emulate idle state', () => {
   setupTestBrowserHooks();

test/src/ignorehttpserrors.spec.ts

@@ -23,7 +23,6 @@ import {
 import {Page} from '../../lib/cjs/puppeteer/common/Page.js';
 import {HTTPResponse} from '../../lib/cjs/puppeteer/common/HTTPResponse.js';
 import {getTestState} from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('ignoreHTTPSErrors', function () {
   /* Note that this test creates its own browser rather than use

test/src/input.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 const FILE_TO_UPLOAD = path.join(__dirname, '/../assets/file-to-upload.txt');
 

test/src/jshandle.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestPageAndContextHooks,
   shortWaitForArrayToHaveAtLeastNElements,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('JSHandle', function () {
   setupTestBrowserHooks();

test/src/keyboard.spec.ts

@@ -23,7 +23,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import {KeyInput} from '../../lib/cjs/puppeteer/common/USKeyboardLayout.js';
-import {it} from './mocha-utils.js';
 
 describe('Keyboard', function () {
   setupTestBrowserHooks();

test/src/launcher.spec.ts

@@ -26,7 +26,6 @@ import {Page} from '../../lib/cjs/puppeteer/common/Page.js';
 import {Product} from '../../lib/cjs/puppeteer/common/Product.js';
 import {getTestState, itOnlyRegularInstall} from './mocha-utils.js';
 import utils from './utils.js';
-import {it} from './mocha-utils.js';
 
 const mkdtempAsync = promisify(fs.mkdtemp);
 const readFileAsync = promisify(fs.readFile);

test/src/mocha-utils.ts

@@ -34,7 +34,6 @@ import puppeteer from '../../lib/cjs/puppeteer/puppeteer.js';
 import {TestServer} from '../../utils/testserver/lib/index.js';
 import {extendExpectWithToBeGolden} from './utils.js';
 import * as Mocha from 'mocha';
-import {getTestId} from '../../utils/mochaRunner/lib/utils.js';
 
 const setupServer = async () => {
   const assetsPath = path.join(__dirname, '../assets');
@@ -162,7 +161,7 @@ export const itOnlyRegularInstall = (
   body: Mocha.AsyncFunc
 ): Mocha.Test => {
   if (alternativeInstall || process.env['BINARY']) {
-    return xit(description, body);
+    return it.skip(description, body);
   } else {
     return it(description, body);
   }
@@ -297,34 +296,3 @@ export const shortWaitForArrayToHaveAtLeastNElements = async (
     });
   }
 };
-
-type SyncFn = (this: Mocha.Context) => void;
-
-const skippedTests: string[] = process.env['PUPPETEER_SKIPPED_TEST_CONFIG']
-  ? JSON.parse(process.env['PUPPETEER_SKIPPED_TEST_CONFIG'])
-  : [];
-
-function skipTestIfNeeded(test: Mocha.Test): void {
-  const testId = getTestId(test.file!, test.fullTitle());
-  if (
-    skippedTests.find(skippedTest => {
-      return testId.startsWith(skippedTest);
-    })
-  ) {
-    try {
-      test.skip();
-    } catch {}
-  }
-}
-
-export function it(title: string, fn?: Mocha.AsyncFunc | SyncFn): Mocha.Test {
-  const test = Mocha.it.call(null, title, fn as any);
-  skipTestIfNeeded(test);
-  return test;
-}
-
-it.only = function (title: string, fn?: Mocha.AsyncFunc | SyncFn): Mocha.Test {
-  const test = Mocha.it.only.call(null, title, fn as any);
-  skipTestIfNeeded(test);
-  return test;
-};

test/src/mouse.spec.ts

@@ -21,7 +21,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import {KeyInput} from '../../lib/cjs/puppeteer/common/USKeyboardLayout.js';
-import {it} from './mocha-utils.js';
 
 interface Dimensions {
   x: number;

test/src/navigation.spec.ts

@@ -24,7 +24,6 @@ import {
 import os from 'os';
 import {ServerResponse} from 'http';
 import {HTTPRequest} from '../../lib/cjs/puppeteer/common/HTTPRequest.js';
-import {it} from './mocha-utils.js';
 
 describe('navigation', function () {
   setupTestBrowserHooks();

test/src/network.spec.ts

@@ -26,7 +26,6 @@ import {
 import {HTTPRequest} from '../../lib/cjs/puppeteer/common/HTTPRequest.js';
 import {HTTPResponse} from '../../lib/cjs/puppeteer/common/HTTPResponse.js';
 import {ServerResponse} from 'http';
-import {it} from './mocha-utils.js';
 
 describe('network', function () {
   setupTestBrowserHooks();

test/src/oopif.spec.ts

@@ -22,7 +22,6 @@ import {
   BrowserContext,
 } from '../../lib/cjs/puppeteer/common/Browser.js';
 import {Page} from '../../lib/cjs/puppeteer/common/Page.js';
-import {it} from './mocha-utils.js';
 
 describe('OOPIF', function () {
   /* We use a special browser for this test as we need the --site-per-process flag */

test/src/page.spec.ts

@@ -27,7 +27,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import utils, {attachFrame, waitEvent} from './utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Page', function () {
   setupTestBrowserHooks();
@@ -1758,7 +1757,7 @@ describe('Page', function () {
     });
 
     // @see https://github.com/puppeteer/puppeteer/issues/4840
-    xit('should throw when added with content to the CSP page', async () => {
+    it.skip('should throw when added with content to the CSP page', async () => {
       const {page, server} = getTestState();
 
       await page.goto(server.PREFIX + '/csp.html');

test/src/proxy.spec.ts

@@ -22,7 +22,6 @@ import type {Server, IncomingMessage, ServerResponse} from 'http';
 import type {Browser} from '../../lib/cjs/puppeteer/common/Browser.js';
 import type {AddressInfo} from 'net';
 import {TestServer} from '../../utils/testserver/lib/index.js';
-import {it} from './mocha-utils.js';
 
 let HOSTNAME = os.hostname();
 

test/src/queryhandler.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Query handler tests', function () {
   setupTestBrowserHooks();

test/src/queryselector.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('querySelector', function () {
   setupTestBrowserHooks();

test/src/requestinterception-experimental.spec.ts

@@ -29,7 +29,6 @@ import {
   HTTPRequest,
   InterceptResolutionAction,
 } from '../../lib/cjs/puppeteer/common/HTTPRequest.js';
-import {it} from './mocha-utils.js';
 
 describe('request interception', function () {
   setupTestBrowserHooks();

test/src/requestinterception.spec.ts

@@ -25,7 +25,6 @@ import {
 } from './mocha-utils.js';
 import {HTTPRequest} from '../../lib/cjs/puppeteer/common/HTTPRequest.js';
 import {ConsoleMessage} from '../../lib/cjs/puppeteer/common/ConsoleMessage.js';
-import {it} from './mocha-utils.js';
 
 describe('request interception', function () {
   setupTestBrowserHooks();

test/src/screenshot.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Screenshots', function () {
   setupTestBrowserHooks();

test/src/target.spec.ts

@@ -24,7 +24,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import utils from './utils.js';
-import {it} from './mocha-utils.js';
 
 const {waitEvent} = utils;
 

test/src/touchscreen.spec.ts

@@ -20,7 +20,6 @@ import {
   setupTestBrowserHooks,
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Touchscreen', function () {
   setupTestBrowserHooks();

test/src/tracing.spec.ts

@@ -20,7 +20,6 @@ import expect from 'expect';
 import {getTestState} from './mocha-utils.js';
 import {Browser} from '../../lib/cjs/puppeteer/common/Browser.js';
 import {Page} from '../../lib/cjs/puppeteer/common/Page.js';
-import {it} from './mocha-utils.js';
 
 describe('Tracing', function () {
   let outputFile!: string;

test/src/waittask.spec.ts

@@ -22,7 +22,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import {attachFrame, detachFrame} from './utils.js';
-import {it} from './mocha-utils.js';
 
 describe('waittask specs', function () {
   setupTestBrowserHooks();

test/src/worker.spec.ts

@@ -23,7 +23,6 @@ import {
   setupTestPageAndContextHooks,
 } from './mocha-utils.js';
 import {waitEvent} from './utils.js';
-import {it} from './mocha-utils.js';
 
 describe('Workers', function () {
   setupTestBrowserHooks();

utils/mochaRunner/src/interface.ts

@@ -0,0 +1,119 @@
+/**
+ * Copyright 2022 Google Inc. 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
+ *
+ *     https://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 Mocha from 'mocha';
+import commonInterface from 'mocha/lib/interfaces/common';
+import {getTestId} from './utils.js';
+
+type SuiteFunction = ((this: Mocha.Suite) => void) | undefined;
+type ExclusiveSuiteFunction = (this: Mocha.Suite) => void;
+
+const skippedTests: Array<{testIdPattern: string; skip: true}> = process.env[
+  'PUPPETEER_SKIPPED_TEST_CONFIG'
+]
+  ? JSON.parse(process.env['PUPPETEER_SKIPPED_TEST_CONFIG'])
+  : [];
+
+skippedTests.reverse();
+
+function shouldSkipTest(test: Mocha.Test): boolean {
+  const testId = getTestId(test.file!, test.fullTitle());
+  // TODO: more efficient lookup.
+  const defintion = skippedTests.find(skippedTest => {
+    return testId.startsWith(skippedTest.testIdPattern);
+  });
+  if (defintion && defintion.skip) {
+    return true;
+  }
+  return false;
+}
+
+function customBDDInterface(suite: Mocha.Suite) {
+  const suites = [suite];
+
+  suite.on(
+    Mocha.Suite.constants.EVENT_FILE_PRE_REQUIRE,
+    function (context, file, mocha) {
+      const common = commonInterface(suites, context, mocha);
+
+      context['before'] = common.before;
+      context['after'] = common.after;
+      context['beforeEach'] = common.beforeEach;
+      context['afterEach'] = common.afterEach;
+      if (mocha.options.delay) {
+        context['run'] = common.runWithSuite(suite);
+      }
+      function describe(title: string, fn: SuiteFunction) {
+        return common.suite.create({
+          title: title,
+          file: file,
+          fn: fn,
+        });
+      }
+      describe.only = function (title: string, fn: ExclusiveSuiteFunction) {
+        return common.suite.only({
+          title: title,
+          file: file,
+          fn: fn,
+        });
+      };
+
+      describe.skip = function (title: string, fn: SuiteFunction) {
+        return common.suite.skip({
+          title: title,
+          file: file,
+          fn: fn,
+        });
+      };
+
+      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+      // @ts-ignore
+      context['describe'] = describe;
+
+      function it(title: string, fn: Mocha.TestFunction) {
+        const suite = suites[0]!;
+        const test = new Mocha.Test(title, suite.isPending() ? undefined : fn);
+        test.file = file;
+        test.parent = suite;
+        if (shouldSkipTest(test)) {
+          const test = new Mocha.Test(title);
+          test.file = file;
+          suite.addTest(test);
+          return test;
+        } else {
+          suite.addTest(test);
+          return test;
+        }
+      }
+
+      it.only = function (title: string, fn: Mocha.TestFunction) {
+        return common.test.only(mocha, context['it'](title, fn));
+      };
+
+      it.skip = function (title: string) {
+        return context['it'](title);
+      };
+
+      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+      // @ts-ignore
+      context.it = it;
+    }
+  );
+}
+
+customBDDInterface.description = 'Custom BDD';
+
+module.exports = customBDDInterface;

utils/mochaRunner/src/main.ts

@@ -1,3 +1,19 @@
+/**
+ * Copyright 2022 Google Inc. 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
+ *
+ *     https://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 {
   TestExpectation,
   MochaResults,
@@ -19,7 +35,6 @@ import {
   readJSON,
   filterByParameters,
   getExpectationUpdates,
-  getSkippedTests,
 } from './utils.js';
 
 function getApplicableTestSuites(
@@ -80,16 +95,17 @@ async function main() {
         parameters
       );
 
-      const skippedTests = getSkippedTests(applicableExpectations);
-
       const env = extendProcessEnv([
         ...parameters.map(param => {
           return parsedSuitesFile.parameterDefinitons[param];
         }),
         {
           PUPPETEER_SKIPPED_TEST_CONFIG: JSON.stringify(
-            skippedTests.map(ex => {
-              return ex.testIdPattern;
+            applicableExpectations.map(ex => {
+              return {
+                testIdPattern: ex.testIdPattern,
+                skip: ex.expectations.includes('SKIP'),
+              };
             })
           ),
         },
@@ -102,7 +118,13 @@ async function main() {
       console.log('Running', JSON.stringify(parameters), tmpFilename);
       const handle = spawn(
         'npx mocha',
-        ['--reporter=json', '--reporter-option', 'output=' + tmpFilename],
+        [
+          '-u',
+          path.join(__dirname, 'interface.js'),
+          '--reporter=json',
+          '--reporter-option',
+          'output=' + tmpFilename,
+        ],
         {
           shell: true,
           cwd: process.cwd(),

utils/mochaRunner/src/test.ts

@@ -1,3 +1,19 @@
+/**
+ * Copyright 2022 Google Inc. 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
+ *
+ *     https://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 assert from 'assert/strict';
 import test from 'node:test';
 import {filterByParameters, getTestResultForFailure} from './utils.js';

utils/mochaRunner/src/types.ts

@@ -1,3 +1,19 @@
+/**
+ * Copyright 2022 Google Inc. 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
+ *
+ *     https://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 {z} from 'zod';
 
 export const zPlatform = z.enum(['win32', 'linux', 'darwin']);

utils/mochaRunner/src/utils.ts

@@ -1,3 +1,19 @@
+/**
+ * Copyright 2022 Google Inc. 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
+ *
+ *     https://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 {
   MochaTestResult,
   TestExpectation,
@@ -140,14 +156,6 @@ export function getTestResultForFailure(
   return test.err?.code === 'ERR_MOCHA_TIMEOUT' ? 'TIMEOUT' : 'FAIL';
 }
 
-export function getSkippedTests(
-  expectations: TestExpectation[]
-): TestExpectation[] {
-  return expectations.filter(ex => {
-    return ex.expectations.includes('SKIP');
-  });
-}
-
 export function getTestId(file: string, fullTitle: string): string {
   return `[${getFilename(file)}] ${fullTitle}`;
 }