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import { afterEach, describe, expect, test } from "bun:test"
import { uuid } from "./uuid"
const cryptoDescriptor = Object.getOwnPropertyDescriptor(globalThis, "crypto")
const secureDescriptor = Object.getOwnPropertyDescriptor(globalThis, "isSecureContext")
const randomDescriptor = Object.getOwnPropertyDescriptor(Math, "random")
const setCrypto = (value: Partial<Crypto>) => {
Object.defineProperty(globalThis, "crypto", {
configurable: true,
value: value as Crypto,
})
}
const setSecure = (value: boolean) => {
Object.defineProperty(globalThis, "isSecureContext", {
configurable: true,
value,
})
}
const setRandom = (value: () => number) => {
Object.defineProperty(Math, "random", {
configurable: true,
value,
})
}
afterEach(() => {
if (cryptoDescriptor) {
Object.defineProperty(globalThis, "crypto", cryptoDescriptor)
}
if (secureDescriptor) {
Object.defineProperty(globalThis, "isSecureContext", secureDescriptor)
}
if (!secureDescriptor) {
delete (globalThis as { isSecureContext?: boolean }).isSecureContext
}
if (randomDescriptor) {
Object.defineProperty(Math, "random", randomDescriptor)
}
})
describe("uuid", () => {
test("uses randomUUID in secure contexts", () => {
setCrypto({ randomUUID: () => "00000000-0000-0000-0000-000000000000" })
setSecure(true)
expect(uuid()).toBe("00000000-0000-0000-0000-000000000000")
})
test("falls back in insecure contexts", () => {
setCrypto({ randomUUID: () => "00000000-0000-0000-0000-000000000000" })
setSecure(false)
setRandom(() => 0.5)
expect(uuid()).toBe("8")
})
test("falls back when randomUUID throws", () => {
setCrypto({
randomUUID: () => {
throw new DOMException("Failed", "OperationError")
},
})
setSecure(true)
setRandom(() => 0.5)
expect(uuid()).toBe("8")
})
test("falls back when randomUUID is unavailable", () => {
setCrypto({})
setSecure(true)
setRandom(() => 0.5)
expect(uuid()).toBe("8")
})
})
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