Add dependencies

package.json

@@ -65,12 +65,15 @@
     "doctoc": "^1.4.0",
     "husky": "^0.14.3",
     "isomorphic-fetch": "^2.2.1",
+    "jest": "^24.8.0",
     "jest-dom": "^3.1.3",
     "lint-staged": "^7.2.0",
     "nock": "^10.0.6",
     "prettier": "^1.16.4",
     "react-dom": "^16.8.5",
-    "react-testing-library": "^6.0.0",
+    "react-hooks-testing-library": "^0.5.0",
+    "react-test-renderer": "^16.8.6",
+    "react-testing-library": "^7.0.0",
     "request": "^2.88.0",
     "rollup": "^0.67.3",
     "rollup-plugin-typescript2": "^0.20.1",
@@ -83,6 +86,7 @@
   "dependencies": {
     "case": "^1.6.1",
     "commander": "^2.19.0",
+    "ibm-openapi-validator": "^0.3.1",
     "inquirer": "^6.2.2",
     "lodash": "^4.17.11",
     "openapi3-ts": "^0.12.0",