Fix jest tests

Author: billyvg

package.json

@@ -38,11 +38,13 @@
     "winston": "^2.3.1"
   },
   "devDependencies": {
+    "@types/jest": "^20.0.1",
     "@types/lodash": "^4.14.66",
     "@types/lodash.defaults": "^4.2.2",
     "@types/lodash.omit": "^4.5.2",
     "@types/node": "^6.0.34",
     "@types/traverse": "^0.6.29",
+    "@types/which": "^1.0.28",
     "@types/winston": "^2.3.3",
     "babel-core": "^6.25.0",
     "eslint": "^3.19.0",
@@ -55,7 +57,7 @@
     "nodemon": "^1.3.7",
     "prettier": "^1.4.2",
     "typescript": "^2.0.0",
-    "which": "^1.1.1"
+    "which": "^1.2.14"
   },
   "scripts": {
     "test": "jest --runInBand",
@@ -73,9 +75,22 @@
     ]
   },
   "jest": {
+    "moduleFileExtensions": [
+      "ts",
+      "tsx",
+      "js"
+    ],
+    "transform": {
+      "^.+\\.(ts|tsx)$": "<rootDir>/preprocessor.js"
+    },
+    "testMatch": [
+      "**/__tests__/**/*.(j|t)s?(x)",
+      "**/?(*.)(spec|test).(t|j)s?(x)"
+    ],
     "coverageDirectory": "./coverage/",
     "testPathIgnorePatterns": [
       "node_modules",
+      "lib",
       "scripts",
       "__tests__/integration/rplugin"
     ]

preprocessor.js

@@ -0,0 +1,13 @@
+// Copyright 2004-present Facebook. All Rights Reserved.
+
+const tsc = require('typescript');
+const tsConfig = require('./tsconfig.json');
+
+module.exports = {
+  process(src, path) {
+    if (path.endsWith('.ts') || path.endsWith('.tsx')) {
+      return tsc.transpile(src, tsConfig.compilerOptions, path, []);
+    }
+    return src;
+  },
+};

src/api/Tabpage.test.js renamed to src/api/Tabpage.test.ts

@@ -1,8 +1,8 @@
 /* eslint-env jest */
-const cp = require('child_process');
-// eslint-disable-next-line import/no-extraneous-dependencies
-const which = require('which');
-const attach = require('../attach');
+import * as child_process from 'child_process';
+// // eslint-disable-next-line import/no-extraneous-dependencies
+import * as which from 'which';
+import { attach } from '../attach';
 
 try {
   which.sync('nvim');
@@ -20,7 +20,7 @@ describe('Tabpage API', () => {
   let nvim;
 
   beforeAll(async done => {
-    proc = cp.spawn(
+    proc = child_process.spawn(
       'nvim',
       ['-u', 'NONE', '-N', '--embed', '-c', 'set noswapfile', 'test.js'],
       {

src/attach/attach.test.js renamed to src/attach/attach.test.ts

@@ -1,8 +1,8 @@
 /* eslint-env jest */
-const cp = require('child_process');
-// eslint-disable-next-line import/no-extraneous-dependencies
-const which = require('which');
-const attach = require('./attach');
+import * as cp from 'child_process';
+// // eslint-disable-next-line import/no-extraneous-dependencies
+import * as which from 'which';
+import { attach } from './attach';
 
 try {
   which.sync('nvim');
@@ -22,6 +22,7 @@ describe('Nvim Promise API', () => {
   let notifications;
 
   beforeAll(async done => {
+    try {
     proc = cp.spawn(
       'nvim',
       ['-u', 'NONE', '-N', '--embed', '-c', 'set noswapfile'],
@@ -30,6 +31,7 @@ describe('Nvim Promise API', () => {
       }
     );
 
+
     nvim = await attach({ proc });
     nvim.on('request', (method, args, resp) => {
       requests.push({ method, args });
@@ -40,6 +42,7 @@ describe('Nvim Promise API', () => {
     });
 
     done();
+    } catch (err) { console.log(err); }
   });
 
   afterAll(() => {

tsconfig.json

@@ -18,6 +18,8 @@
     "src/**/*.ts"
   ],
   "exclude": [
-    "node_modules"
+    "node_modules",
+    "examples",
+    "lib"
   ]
-}
+}

yarn.lock

@@ -2,10 +2,44 @@
 # yarn lockfile v1
 
 
-"@types/node@^6.0.34":
+"@types/jest@^20.0.1":
+  version "20.0.1"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-20.0.1.tgz#8643a195d925a00f7bdee5257d12c3aac743f3b4"
+
+"@types/lodash.defaults@^4.2.2":
+  version "4.2.2"
+  resolved "https://registry.yarnpkg.com/@types/lodash.defaults/-/lodash.defaults-4.2.2.tgz#16a173eb7905ca2f3ad5306fae7fcf62ff166ee2"
+  dependencies:
+    "@types/lodash" "*"
+
+"@types/lodash.omit@^4.5.2":
+  version "4.5.2"
+  resolved "https://registry.yarnpkg.com/@types/lodash.omit/-/lodash.omit-4.5.2.tgz#f2dde22e380908e13447265f42df59b74b8eb73a"
+  dependencies:
+    "@types/lodash" "*"
+
+"@types/lodash@*", "@types/lodash@^4.14.66":
+  version "4.14.66"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.66.tgz#3dbb83477becf130611f8fac82a8fdb199805981"
+
+"@types/node@*", "@types/node@^6.0.34":
   version "6.0.78"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-6.0.78.tgz#5d4a3f579c1524e01ee21bf474e6fba09198f470"
 
+"@types/traverse@^0.6.29":
+  version "0.6.29"
+  resolved "https://registry.yarnpkg.com/@types/traverse/-/traverse-0.6.29.tgz#2e9d1f18bfb009ab26e1cbb130376d1fc2726341"
+
+"@types/which@^1.0.28":
+  version "1.0.28"
+  resolved "https://registry.yarnpkg.com/@types/which/-/which-1.0.28.tgz#016e387629b8817bed653fe32eab5d11279c8df6"
+
+"@types/winston@^2.3.3":
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/@types/winston/-/winston-2.3.3.tgz#f3eeea27c02f08aaeb60e535804b235f8378eff4"
+  dependencies:
+    "@types/node" "*"
+
 abab@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.3.tgz#b81de5f7274ec4e756d797cd834f303642724e5d"
@@ -3352,7 +3386,7 @@ which-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-1.0.0.tgz#bba63ca861948994ff307736089e3b96026c2a4f"
 
-which@^1.1.1, which@^1.2.10, which@^1.2.12, which@^1.2.9:
+which@^1.2.10, which@^1.2.12, which@^1.2.14, which@^1.2.9:
   version "1.2.14"
   resolved "https://registry.yarnpkg.com/which/-/which-1.2.14.tgz#9a87c4378f03e827cecaf1acdf56c736c01c14e5"
   dependencies: