Set up tests

package.json

@@ -1,7 +1,7 @@
 {
   "name": "noskop",
   "version": "0.1.0",
-  "description": "Tools for fluent microscopy",
+  "description": "Tools for expressive microscopy",
   "author": "Nate Dube <[email protected]>",
   "license": "GPL-3.0",
   "private": false,
@@ -37,16 +37,18 @@
     "@types/w3c-web-serial": "^1.0.3",
     "@types/zdog": "^1.1.2",
     "barrelsby": "^2.5.1",
+    "prettier": "^2.7.1",
     "react-is": ">=16.8.0",
-    "typescript": "^4.4.2"
+    "typescript": "^4.4.2",
+    "ts-jest": "^27.1.3"
   },
   "scripts": {
     "prestart": "yarn barrels",
     "start": "react-scripts start",
     "prebuild": "yarn barrels",
     "build": "react-scripts build",
     "lint": "eslint src",
-    "test": "react-scripts test",
+    "test": "jest --forceExit",
     "eject": "react-scripts eject",
     "barrels": "barrelsby --directory=src --delete --location=below --name='index.tsx' --exclude='.d.ts' --exclude='spec.ts$' --input-type=module"
   },
@@ -67,5 +69,24 @@
       "last 1 firefox version",
       "last 1 safari version"
     ]
-  }
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts",
+      "tsx"
+    ],
+    "rootDir": "src",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": [
+      "**/*.(t|j)s"
+    ],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node",
+    "preset": "ts-jest"
+  } 
 }

src/Controller.tsx

@@ -1,10 +1,10 @@
 import React from "react";
-import { Dualsense, WebHIDProvider } from "dualsense-ts";
+import { Dualsense, HIDProvider, WebHIDProvider } from "dualsense-ts";
+
+const isWebHID = (provider: HIDProvider): provider is WebHIDProvider => ('getRequest' in provider)
 
 export const controller = new Dualsense();
-export const requestPermission = (
-  controller.hid.provider as WebHIDProvider
-).getRequest();
+export const requestPermission = isWebHID(controller.hid.provider) ? controller.hid.provider.getRequest() : () => console.log('WebHID is unavailable');
 
 export const ControllerContext = React.createContext(controller);
 ControllerContext.displayName = "ControllerContext";

src/Noskop.spec.ts

@@ -0,0 +1,7 @@
+import "./Noskop"
+
+describe("noskop", () => {
+  it("should work", () => {
+    expect(true).toBeTruthy()
+  })
+})

yarn.lock

@@ -3059,6 +3059,13 @@ browserslist@^4.0.0, browserslist@^4.14.5, browserslist@^4.16.6, browserslist@^4
     node-releases "^2.0.6"
     update-browserslist-db "^1.0.9"
 
+[email protected]:
+  version "0.2.6"
+  resolved "https://registry.yarnpkg.com/bs-logger/-/bs-logger-0.2.6.tgz#eb7d365307a72cf974cc6cda76b68354ad336bd8"
+  integrity sha512-pd8DCoxmbgc7hyPKOvxtqNcjYoOsABPQdcCUjGp3d42VR2CX1ORhk2A87oqqu5R1kk+76nsxZupkmyd+MVtCog==
+  dependencies:
+    fast-json-stable-stringify "2.x"
+
 [email protected]:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/bser/-/bser-2.1.1.tgz#e6787da20ece9d07998533cfd9de6f5c38f4bc05"
@@ -4574,7 +4581,7 @@ fast-glob@^3.2.12, fast-glob@^3.2.9:
     merge2 "^1.3.0"
     micromatch "^4.0.4"
 
-fast-json-stable-stringify@^2.0.0, fast-json-stable-stringify@^2.1.0:
+fast-json-stable-stringify@2.x, fast-json-stable-stringify@^2.0.0, fast-json-stable-stringify@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
   integrity sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw==
@@ -5983,7 +5990,7 @@ jest-snapshot@^27.5.1:
     pretty-format "^27.5.1"
     semver "^7.3.2"
 
-jest-util@^27.5.1:
+jest-util@^27.0.0, jest-util@^27.5.1:
   version "27.5.1"
   resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-27.5.1.tgz#3ba9771e8e31a0b85da48fe0b0891fb86c01c2f9"
   integrity sha512-Kv2o/8jNvX1MQ0KGtw480E/w4fBCDOnH6+6DmeKi6LZUIlKA5kwY0YNdlzaWTiVgxqAqik11QyxDOKk543aKXw==
@@ -6205,6 +6212,11 @@ json-stable-stringify-without-jsonify@^1.0.1:
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
   integrity sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==
 
+[email protected]:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/json5/-/json5-2.2.3.tgz#78cd6f1a19bdc12b73db5ad0c61efd66c1e29283"
+  integrity sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==
+
 json5@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/json5/-/json5-1.0.1.tgz#779fb0018604fa854eacbf6252180d83543e3dbe"
@@ -6366,7 +6378,7 @@ lodash.debounce@^4.0.8:
   resolved "https://registry.yarnpkg.com/lodash.debounce/-/lodash.debounce-4.0.8.tgz#82d79bff30a67c4005ffd5e2515300ad9ca4d7af"
   integrity sha512-FT1yDzDYEoYWhnSGnpE/4Kj1fLZkDFyqRb7fNt6FdYOSxlUWAtp42Eh6Wb0rGIv/m9Bgo7x4GhQbm5Ys4SG5ow==
 
-lodash.memoize@^4.1.2:
+lodash.memoize@4.x, lodash.memoize@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
   integrity sha512-t7j+NzmgnQzTAYXcsHYLgimltOV1MXHtlOWf6GjL9Kj8GK5FInw5JotxvbOs+IvV1/Dzo04/fCGfLVs7aXb4Ag==
@@ -6431,6 +6443,11 @@ make-dir@^3.0.0, make-dir@^3.0.2, make-dir@^3.1.0:
   dependencies:
     semver "^6.0.0"
 
+[email protected]:
+  version "1.3.6"
+  resolved "https://registry.yarnpkg.com/make-error/-/make-error-1.3.6.tgz#2eb2e37ea9b67c4891f684a1394799af484cf7a2"
+  integrity sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==
+
 [email protected]:
   version "1.0.12"
   resolved "https://registry.yarnpkg.com/makeerror/-/makeerror-1.0.12.tgz#3e5dd2079a82e812e983cc6610c4a2cb0eaa801a"
@@ -8325,6 +8342,13 @@ selfsigned@^2.1.1:
   dependencies:
     node-forge "^1"
 
+[email protected]:
+  version "7.5.4"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-7.5.4.tgz#483986ec4ed38e1c6c48c34894a9182dbff68a6e"
+  integrity sha512-1bCSESV6Pv+i21Hvpxp3Dx+pSD8lIPt8uVjRrxAUt/nbswYc+tK6Y2btiULjd4+fnq15PX+nqQDC7Oft7WkwcA==
+  dependencies:
+    lru-cache "^6.0.0"
+
 semver@^6.0.0, semver@^6.1.1, semver@^6.1.2, semver@^6.3.0:
   version "6.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
@@ -8987,6 +9011,20 @@ tryer@^1.0.1:
   resolved "https://registry.yarnpkg.com/tryer/-/tryer-1.0.1.tgz#f2c85406800b9b0f74c9f7465b81eaad241252f8"
   integrity sha512-c3zayb8/kWWpycWYg87P71E1S1ZL6b6IJxfb5fvsUgsf0S2MVGaDhDXXjDMpdCpfWXqptc+4mXwmiy1ypXqRAA==
 
+ts-jest@^27.1.3:
+  version "27.1.5"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-27.1.5.tgz#0ddf1b163fbaae3d5b7504a1e65c914a95cff297"
+  integrity sha512-Xv6jBQPoBEvBq/5i2TeSG9tt/nqkbpcurrEG1b+2yfBrcJelOZF9Ml6dmyMh7bcW9JyFbRYpR5rxROSlBLTZHA==
+  dependencies:
+    bs-logger "0.x"
+    fast-json-stable-stringify "2.x"
+    jest-util "^27.0.0"
+    json5 "2.x"
+    lodash.memoize "4.x"
+    make-error "1.x"
+    semver "7.x"
+    yargs-parser "20.x"
+
 tsconfig-paths@^3.14.1:
   version "3.14.1"
   resolved "https://registry.yarnpkg.com/tsconfig-paths/-/tsconfig-paths-3.14.1.tgz#ba0734599e8ea36c862798e920bcf163277b137a"
@@ -9726,7 +9764,7 @@ yaml@^1.10.0, yaml@^1.10.2, yaml@^1.7.2:
   resolved "https://registry.yarnpkg.com/yaml/-/yaml-1.10.2.tgz#2301c5ffbf12b467de8da2333a459e29e7920e4b"
   integrity sha512-r3vXyErRCYJ7wg28yvBY5VSoAF8ZvlcW9/BwUzEtUsjvX/DKs24dIkuwjtuprwJJHsbyUbLApepYTR1BN4uHrg==
 
-yargs-parser@^20.2.2:
+yargs-parser@20.x, yargs-parser@^20.2.2:
   version "20.2.9"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.9.tgz#2eb7dc3b0289718fc295f362753845c41a0c94ee"
   integrity sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==