test: convert integration tests to use jest

Author: dpopp07

.eslintrc.js

@@ -1,7 +1,6 @@
 module.exports = {
   "env": {
-    "node": true,
-    "jest": true,
+    "node": true
   },
   "plugins": [
     "node",

package.json

@@ -61,13 +61,10 @@
     "jest": "^23.6.0",
     "jsdoc": "~3.5.5",
     "lint-staged": "~7.2.0",
-    "mocha": "~4.1.0",
     "nock": "~9.3.3",
-    "nyc": "~12.0.2",
     "object.assign": "~4.1.0",
     "prettier": "~1.13.5",
     "semantic-release": "^15.9.3",
-    "sinon": "~6.0.1",
     "tslint": "~5.10.0",
     "tslint-config-prettier": "~1.13.0",
     "tslint-eslint-rules": "~5.3.1",
@@ -116,12 +113,11 @@
     "doc": "jsdoc -c scripts/jsdoc/config.json",
     "minify": "uglifyjs --compress --mangle --output dist/watson.min.js --preamble \"// Watson Developer Cloud\n// JavaScript SDK$npm_package_version\n// Generated at `date`\n// Copyright IBM ($npm_package_license)\n// $npm_package_homepage\" -- dist/watson.js",
     "prepublishOnly": "npm run build",
-    "test-integration": "mocha test/integration",
-    "test-unit": "jest test/unit/",
-    "test-unit-travis": "jest --silent --runInBand test/unit/ && codecov",
-    "test": "npm run test-unit && npm run test-integration && nyc report --reporter=html",
-    "test-travis": "npm run test-unit-travis && nyc mocha test/integration/ --grep @slow --invert && nyc report --reporter=html",
-    "report-coverage": "nyc report --reporter=text-lcov > coverage.lcov && codecov",
+    "test-integration": "jest --silent --verbose test/integration",
+    "test-unit": "jest --silent --verbose test/unit/",
+    "test": "npm run test-unit && npm run test-integration",
+    "test-travis": "jest --silent --runInBand --testNamePattern='^((?!@slow).)*$' test/",
+    "report-coverage": "codecov",
     "watch-doc": "nodemon --watch ./ --ext js,tmpl,json --ignore dist/ --ignore doc/ --ignore test/ --ignore examples/ --exec npm run doc",
     "watch": "npm run test-unit -- --watch",
     "watchify": "watchify index.js --standalone Watson --outfile dist/watson.js --debug --verbose"

test/.eslintrc.js

@@ -1,10 +1,9 @@
 module.exports = {
   env: {
     node: true,
-    mocha: true,
+    jest: true,
   },
   rules: {
-    'no-invalid-this': 'off', // This is part of mocha's api, but eslint's mocha env apparently doesn't get it
     'require-jsdoc': 'off',
     'valid-jsdoc': 'off',
   },