import { describe, expect, test } from "bun:test"

import fs from "fs/promises"

import path from "path"

describe("BunProc registry configuration", () => {

test("should not contain hardcoded registry parameters", async () => {

// Read the bun/index.ts file

const bunIndexPath = path.join(__dirname, "../src/bun/index.ts")

const content = await fs.readFile(bunIndexPath, "utf-8")

// Verify that no hardcoded registry is present

expect(content).not.toContain("--registry=")

expect(content).not.toContain("hasNpmRcConfig")

expect(content).not.toContain("NpmRc")

})

test("should use Bun's default registry resolution", async () => {

// Read the bun/index.ts file

const bunIndexPath = path.join(__dirname, "../src/bun/index.ts")

const content = await fs.readFile(bunIndexPath, "utf-8")

// Verify that it uses Bun's default resolution

expect(content).toContain("Bun's default registry resolution")

expect(content).toContain("Bun will use them automatically")

expect(content).toContain("No need to pass --registry flag")

})

test("should have correct command structure without registry", async () => {

// Read the bun/index.ts file

const bunIndexPath = path.join(__dirname, "../src/bun/index.ts")

const content = await fs.readFile(bunIndexPath, "utf-8")

// Extract the install function

const installFunctionMatch = content.match(/export async function install[\s\S]*?^ }/m)

expect(installFunctionMatch).toBeTruthy()

if (installFunctionMatch) {

const installFunction = installFunctionMatch[0]

// Verify expected arguments are present

expect(installFunction).toContain('"add"')

expect(installFunction).toContain('"--force"')

expect(installFunction).toContain('"--exact"')

expect(installFunction).toContain('"--cwd"')

expect(installFunction).toContain("Global.Path.cache")

expect(installFunction).toContain('pkg + "@" + version')

// Verify no registry argument is added

expect(installFunction).not.toContain('"--registry"')

expect(installFunction).not.toContain('args.push("--registry')

}

})

})