sync jest dir

jest/__atom_tests__/builtin-modules-test.js

@@ -0,0 +1,18 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+test('pass', () => {
+  const atom = require('atom');
+  const electron = require('electron');
+
+  expect(atom).toBeDefined();
+  expect(electron).toBeDefined();
+});

jest/__atom_tests__/fake_timers-test.js

@@ -0,0 +1,16 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+test('fake timers are not available yet', () => {
+  expect(() => {
+    jest.useFakeTimers();
+  }).toThrow('fakeTimers are not supproted in atom environment');
+});

jest/__atom_tests__/sample-1-test.js

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+test('atom', () => {
+  expect(1).toBe(1);
+});

jest/__atom_tests__/sample-2-test.js

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+test('atom', () => {
+  expect(2).toBe(2);
+});

jest/__mocks__/emptyObject.js

@@ -0,0 +1,13 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+// eslint-disable-next-line nuclide-internal/no-commonjs
+module.exports = {};

jest/__mocks__/log4js.js

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+const logger: log4js$Logger = {
+  debug: jest.fn(),
+  error: jest.fn(),
+  fatal: jest.fn(),
+  info: jest.fn(),
+  isLevelEnabled: jest.fn(),
+  // $FlowFixMe
+  level: jest.fn(),
+  log: jest.fn(),
+  mark: jest.fn(),
+  removeLevel: jest.fn(),
+  setLevel: jest.fn(),
+  trace: jest.fn(),
+  warn: jest.fn(),
+};
+
+export const getLogger = (name: string): log4js$Logger => logger;
+
+const log4js = {
+  getLogger,
+  // $FlowFixMe
+  configure: jest.fn(),
+};
+
+export default log4js;

jest/__mocks__/nuclide-commons/analytics.js

@@ -0,0 +1,35 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow
+ * @format
+ */
+
+export function trackTiming<T>(
+  eventName: string,
+  operation: () => T,
+  values?: {[key: string]: any} = {},
+): T {
+  return operation();
+}
+
+export const track: any = jest.fn();
+
+export const startTracking = () => {
+  const timingTracker: any = {
+    onError: jest.fn(),
+    onSuccess: jest.fn(),
+  };
+
+  return timingTracker;
+};
+
+export const trackImmediate: any = jest.fn();
+
+export const setRawAnalyticsService: any = jest.fn();
+
+export const trackTimingSampled: any = jest.fn((event, fn) => fn());

jest/__tests__/waits_for-test.js

@@ -0,0 +1,28 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+import waitsFor from '../waits_for';
+
+it('waits', async () => {
+  let condition = false;
+  Promise.resolve().then(() => (condition = true));
+  await waitsFor(() => condition);
+});
+
+it("can't wait anymore", async () => {
+  await expect(waitsFor(() => false, undefined, 1)).rejects.toThrow(
+    'but it never did',
+  );
+});
+
+it('gives a message', async () => {
+  await expect(waitsFor(() => false, 'lol', 1)).rejects.toThrow('lol');
+});

jest/build_atom_jest_runner.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# Copyright (c) 2015-present, Facebook, Inc.
+# All rights reserved.
+#
+# This source code is licensed under the license found in the LICENSE file in
+# the root directory of this source tree.
+
+THIS_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+FBSOURCE_ROOT=$(realpath "$THIS_DIR""/../../..")
+
+
+cd "$FBSOURCE_ROOT""/xplat/nuclide/modules/jest-atom-runner" || exit
+
+./node_modules/.bin/babel src --out-dir build

jest/jest.config.atom.js

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @noflow
+ */
+'use strict';
+
+/* eslint
+  comma-dangle: [1, always-multiline],
+  prefer-object-spread/prefer-object-spread: 0,
+  nuclide-internal/no-commonjs: 0,
+  */
+
+const path = require('path');
+
+module.exports = {
+  displayName: 'atom',
+  rootDir: path.resolve(__dirname, '../../..'),
+  roots: ['<rootDir>/xplat/nuclide'],
+  testMatch: ['**/__atom_tests__/**/*.js?(x)'],
+  transform: {
+    '\\.js$': '<rootDir>/xplat/nuclide/modules/nuclide-jest/jestTransformer.js',
+  },
+  setupTestFrameworkScriptFile: '<rootDir>/xplat/nuclide/jest/setupTestFrameworkScriptFile.atom.js',
+  testPathIgnorePatterns: ['/node_modules/'],
+  runner: path.resolve(__dirname, '../modules/jest-atom-runner/build/index.js'),
+  moduleNameMapper: {
+    oniguruma: path.resolve(__dirname, './__mocks__/emptyObject.js'),
+  },
+  testEnvironment:
+    '<rootDir>/xplat/nuclide/modules/jest-atom-runner/build/environment.js',
+};

jest/jest.config.node.js

@@ -0,0 +1,31 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @noflow
+ */
+'use strict';
+
+/* eslint
+  comma-dangle: [1, always-multiline],
+  prefer-object-spread/prefer-object-spread: 0,
+  nuclide-internal/no-commonjs: 0,
+  */
+
+const path = require('path');
+
+module.exports = {
+  displayName: 'node',
+  rootDir: path.resolve(__dirname, '../../../'),
+  roots: ['<rootDir>/xplat/nuclide'],
+  testMatch: ['**/__tests__/**/*.js?(x)'],
+  transform: {
+    '\\.js$': '<rootDir>/xplat/nuclide/modules/nuclide-jest/jestTransformer.js',
+  },
+  setupTestFrameworkScriptFile: '<rootDir>/xplat/nuclide/jest/setupTestFrameworkScriptFile.node.js',
+  setupFiles: ['<rootDir>/xplat/nuclide/jest/setup.js'],
+  testPathIgnorePatterns: ['/node_modules/'],
+};

jest/setup.js

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+jest.mock('nuclide-commons/analytics');
+jest.mock('log4js');
+
+global.NUCLIDE_DO_NOT_LOG = true;

jest/setupTestFrameworkScriptFile.atom.js

@@ -0,0 +1,17 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+beforeEach(async () => {
+  await global.atom.reset();
+});
+
+// Disable prompt to download react devtools in atom tests
+window.__REACT_DEVTOOLS_GLOBAL_HOOK__ = {isDisabled: true};

jest/setupTestFrameworkScriptFile.node.js

@@ -0,0 +1,12 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+jest.setTimeout(10000);

jest/waits_for.js

@@ -0,0 +1,33 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ *
+ * @flow strict
+ * @format
+ */
+
+/*
+ * Async implementation of Jasmine's waitsFor()
+ */
+export default (async function waitsFor(
+  fn: () => boolean,
+  message?: string,
+  timeout: number = 4500,
+) {
+  const error = new Error(
+    message != null
+      ? message
+      : 'Expected the function to start returning "true" but it never did',
+  );
+  const startTime = Date.now();
+  while (!Boolean(fn())) {
+    if (Date.now() - startTime > timeout) {
+      throw error;
+    }
+    // eslint-disable-next-line no-await-in-loop
+    await new Promise(resolve => setTimeout(resolve, 50));
+  }
+});

scripts/sync-nuclide.sh

@@ -7,6 +7,7 @@ SYNC_PATHS=(
   'flow-libs'
   'flow-typed'
   'modules'
+  'jest'
   ':!modules/big-dig*'
   ':!modules/nuclide-debugger-cli'
   ':!modules/nuclide-debugger-vsps'