Add some (WIP) tests

jest.config.js

@@ -2,11 +2,15 @@
 module.exports = {
 	preset: "ts-jest",
 	testEnvironment: "node",
-	setupFiles: ["<rootDir>/test/setup-tests.ts"],
+	setupFiles: ["<rootDir>/src/test/setup-tests.ts"],
 	// TODO: update to app dir
 	moduleNameMapper: {
 		"@lib/(.*)": "<rootDir>/src/lib/$1",
-		"@routes/(.*)": "<rootDir>/src/routes/$1"
+		"@components/(.*)": "<rootDir>/src/app/components/$1",
+		"\\.(css)$": "identity-obj-proxy"
 	},
-	testPathIgnorePatterns: ["<rootDir>/node_modules/", "<rootDir>/dist/"]
+	testPathIgnorePatterns: ["/node_modules/", "/.next/"],
+	transform: {
+		"^.+\\.(js|jsx|ts|tsx)$": "ts-jest"
+	}
 }

package.json

@@ -22,7 +22,6 @@
 		"@radix-ui/react-tabs": "^1.0.2",
 		"@radix-ui/react-tooltip": "^1.0.4",
 		"@vercel/og": "^0.0.27",
-		"@wcj/markdown-to-html": "^2.2.1",
 		"client-only": "^0.0.1",
 		"client-zip": "2.3.0",
 		"cmdk": "^0.1.22",
@@ -42,12 +41,15 @@
 		"swr": "^2.0.4",
 		"textarea-markdown-editor": "1.0.4",
 		"ts-jest": "^29.0.5",
-		"uuid": "^9.0.0"
+		"uuid": "^9.0.0",
+		"zlib": "^1.0.5"
 	},
 	"devDependencies": {
 		"@next/bundle-analyzer": "13.1.7-canary.26",
 		"@total-typescript/ts-reset": "^0.3.7",
 		"@types/bcrypt": "^5.0.0",
+		"@types/git-http-backend": "^1.0.1",
+		"@types/jest": "^29.4.0",
 		"@types/lodash.debounce": "^4.0.7",
 		"@types/node": "18.11.18",
 		"@types/react": "18.0.27",
@@ -56,11 +58,14 @@
 		"@types/uuid": "^9.0.1",
 		"@typescript-eslint/eslint-plugin": "^5.53.0",
 		"@typescript-eslint/parser": "^5.53.0",
+		"@wcj/markdown-to-html": "^2.2.1",
 		"clsx": "^1.2.1",
 		"cross-env": "7.0.3",
 		"csstype": "^3.1.1",
+		"dotenv": "^16.0.3",
 		"eslint": "8.33.0",
 		"eslint-config-next": "13.1.7-canary.26",
+		"jest-mock-extended": "^3.0.2",
 		"next-unused": "0.0.6",
 		"postcss-flexbugs-fixes": "^5.0.2",
 		"postcss-hover-media-feature": "^1.0.2",

src/app/components/cmdk/pages/posts.tsx

@@ -7,7 +7,9 @@ import { File } from "react-feather"
 import { fetchWithUser } from "src/app/lib/fetch-with-user"
 import Item from "../item"
 
-export default function PostsPage({ setOpen }: {
+export default function PostsPage({
+	setOpen
+}: {
 	setOpen: (open: boolean) => void
 }) {
 	const { session } = useSessionSWR()
@@ -32,7 +34,14 @@ export default function PostsPage({ setOpen }: {
 	return (
 		<>
 			{isLoading && (
-				<div style={{ display: "flex", justifyContent: "center", alignItems: "center", height: 100 }}>
+				<div
+					style={{
+						display: "flex",
+						justifyContent: "center",
+						alignItems: "center",
+						height: 100
+					}}
+				>
 					<Spinner />
 				</div>
 			)}

src/lib/__tests__/byte-to-mb.test.ts

@@ -0,0 +1,27 @@
+import byteToMB from "@lib/byte-to-mb"
+
+describe("byteToMB", () => {
+	it("converts 0 bytes to 0 MB", () => {
+		expect(byteToMB(0)).toEqual(0)
+	})
+
+	it("converts 1024 bytes to 0.001 MB", () => {
+		expect(byteToMB(1024)).toBeCloseTo(0.001)
+	})
+
+	it("converts 1048576 bytes to 1 MB", () => {
+		expect(byteToMB(1048576)).toEqual(1)
+	})
+
+	it("converts 3145728 bytes to 3 MB", () => {
+		expect(byteToMB(3145728)).toEqual(3)
+	})
+
+	it("returns NaN when given a negative number", () => {
+		expect(byteToMB(-1)).toBeNaN()
+	})
+
+	it("returns NaN when given a non-numeric value", () => {
+		expect(byteToMB("test" as any)).toBeNaN()
+	})
+})

src/lib/byte-to-mb.ts

@@ -1,4 +1,9 @@
-const byteToMB = (bytes: number) =>
+const byteToMB = (bytes: number) => {
-	Math.round((bytes / 1024 / 1024) * 100) / 100
+	if (bytes < 0) {
+		return NaN
+	}
+
+	return Math.round((bytes / 1024 / 1024) * 100) / 100
+}
 
 export default byteToMB

src/lib/server/__tests__/verify-api-user.test.ts

@@ -0,0 +1,54 @@
+import { verifyApiUser } from "../verify-api-user"
+import { prismaMock } from "src/test/prisma.mock"
+import "src/test/react.mock"
+import { User } from "@prisma/client"
+
+describe("verifyApiUser", () => {
+	const mockReq = {} as any
+	const mockRes = {} as any
+
+	beforeEach(() => {
+		jest.clearAllMocks()
+	})
+
+	it("returns null if there is no userId param or auth token", async () => {
+		mockReq.query = {}
+		mockReq.headers = {}
+		const result = await verifyApiUser(mockReq, mockRes)
+		expect(result).toBeNull()
+	})
+
+	it("returns the user id if there is a userId param and it matches the authenticated user id", async () => {
+		mockReq.query = { userId: "123" }
+		const mockUser = { id: "123" }
+		const mockGetCurrentUser = prismaMock.user.findUnique.mockResolvedValue(
+			mockUser as User
+		)
+		const result = await verifyApiUser(mockReq, mockRes)
+		expect(mockGetCurrentUser).toHaveBeenCalled()
+		expect(result).toEqual("123")
+	})
+
+	it("returns null if there is a userId param but it doesn't match the authenticated user id", async () => {
+		mockReq.query = { userId: "123" }
+		const mockUser = { id: "456" }
+		const mockGetCurrentUser = jest.fn().mockResolvedValue(mockUser)
+		const result = await verifyApiUser(mockReq, mockRes)
+		expect(mockGetCurrentUser).toHaveBeenCalled()
+		expect(result).toBeNull()
+	})
+
+	it("returns the user id if there is an auth token and it is valid", async () => {
+		mockReq.query = {}
+		mockReq.headers.authorization = "Bearer mytoken"
+		const mockUser = { userId: "123", expiresAt: new Date(Date.now() + 10000) }
+		const mockFindUnique = jest.fn().mockResolvedValue(mockUser)
+		const mockPrisma = { apiToken: { findUnique: mockFindUnique } } as any
+		const result = await verifyApiUser(mockReq, mockRes)
+		expect(mockFindUnique).toHaveBeenCalledWith({
+			where: { token: "mytoken" },
+			select: { userId: true, expiresAt: true }
+		})
+		expect(result).toEqual("123")
+	})
+})

src/pages/api/admin/index.ts

@@ -3,7 +3,7 @@ import { parseQueryParam } from "@lib/server/parse-query-param"
 import { getCurrentUser } from "@lib/server/session"
 import { NextApiRequest, NextApiResponse } from "next"
 import { prisma } from "src/lib/server/prisma"
-import { deleteUser } from "../user/[id]"
+import { deleteUser } from "../user/[userId]"
 
 const actions = [
 	"user",

src/test/.env.test

@@ -0,0 +1,29 @@
+DATABASE_URL=postgresql://user:password@localhost:5432/dbname
+
+# Optional if you use Vercel (defaults to VERCEL_URL).
+# Necessary in development unless you use the vercel CLI (`vc dev`)
+DRIFT_URL=http://localhost:3000
+
+# Optional: The first user becomes an admin. Defaults to false
+ENABLE_ADMIN=false
+
+# Required: Next auth secret is a required valid JWT secret. You can generate one with `openssl rand -hex 32`
+NEXTAUTH_SECRET=7f8b8b5c5e5f5e5f5e5f5e5f5e5f5e5f5e5f5e5f5e5f5e5f5e5f5e5f5e5f5f5
+
+# Required: but unnecessary if you use a supported host like Vercel
+NEXTAUTH_URL=http://localhost:3000
+
+# Optional: for locking your instance
+REGISTRATION_PASSWORD=
+
+# Optional: for if you want GitHub oauth. Currently incompatible with the registration password
+GITHUB_CLIENT_ID=
+GITHUB_CLIENT_SECRET=
+
+# Optional: if you want to support credential auth (username/password, supports registration password)
+# Defaults to true
+CREDENTIAL_AUTH=true
+
+# Optional:
+WELCOME_CONTENT=
+WELCOME_TITLE=

src/test/prisma.mock.ts

@@ -0,0 +1,16 @@
+import { PrismaClient } from "@prisma/client"
+
+import { mockDeep, mockReset, DeepMockProxy } from "jest-mock-extended"
+
+import { prisma } from "@lib/server/prisma"
+
+jest.mock("@lib/server/prisma", () => ({
+	__esModule: true,
+	default: mockDeep<PrismaClient>()
+}))
+
+beforeEach(() => {
+	mockReset(prismaMock)
+})
+
+export const prismaMock = prisma as unknown as DeepMockProxy<PrismaClient>

src/test/react.mock.ts

@@ -0,0 +1,12 @@
+jest.mock("react", () => {
+	const ActualReact = jest.requireActual("react")
+
+	return {
+		...ActualReact,
+		cache: jest.fn((fn) => {
+			return fn()
+		})
+	}
+})
+
+export {}

src/test/setup-tests.ts

@@ -0,0 +1,4 @@
+import * as dotenv from "dotenv"
+import * as path from "path"
+
+dotenv.config({ path: path.resolve(__dirname, "./.env.test") })

tsconfig.json

@@ -9,7 +9,11 @@
       }
     ],
     "target": "es2020",
-		"lib": ["dom", "dom.iterable", "esnext"],
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
     "allowJs": true,
     "skipLibCheck": true,
     "strict": true,
@@ -34,11 +38,24 @@
     "incremental": true,
     "baseUrl": ".",
     "paths": {
-			"@components/*": ["src/app/components/*"],
+      "@components/*": [
-			"@lib/*": ["src/lib/*"],
+        "src/app/components/*"
-			"@styles/*": ["src/app/styles/*"]
+      ],
+      "@lib/*": [
+        "src/lib/*"
+      ],
+      "@styles/*": [
+        "src/app/styles/*"
+      ]
     }
   },
-	"include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
+  "include": [
-	"exclude": ["node_modules"]
+    "next-env.d.ts",
+    "**/*.ts",
+    "**/*.tsx",
+    ".next/types/**/*.ts"
+  ],
+  "exclude": [
+    "node_modules"
+  ]
 }