stock-manager/tests/unit/services/user.service.test.ts

import { describe, expect, it, vi } from "vitest"

vi.mock("@/lib/prisma", () => ({
  default: {},
}))

import {
  getUserById,
  getUserByEmail,
  getUserCredentialsByEmail,
} from "@/services/user.service"

describe("getUserById", () => {
  it("does not select passwordHash across the broad user lookup boundary", async () => {
    const findFirst = vi.fn().mockResolvedValue(null)
    const db = {
      user: {
        findFirst,
      },
    }

    await getUserById("user-1", db as never)

    expect(findFirst).toHaveBeenCalledWith({
      where: expect.objectContaining({
        id: "user-1",
      }),
      select: expect.not.objectContaining({
        passwordHash: true,
      }),
    })
  })
})

describe("getUserByEmail", () => {
  it("queries emailNormalized with a normalized email", async () => {
    const findFirst = vi.fn().mockResolvedValue(null)
    const db = {
      user: {
        findFirst,
      },
    }

    await getUserByEmail("  Admin@Example.Test  ", db as never)

    expect(findFirst).toHaveBeenCalledWith({
      where: expect.objectContaining({
        emailNormalized: "admin@example.test",
      }),
      select: expect.not.objectContaining({
        passwordHash: true,
      }),
    })
  })

  it("does not return passwordHash across the broad user lookup boundary", async () => {
    const findFirst = vi.fn().mockResolvedValue({
      id: "user-1",
      name: "Admin",
      email: "admin@example.test",
      role: "ADMIN",
      status: "ACTIVE",
      createdAt: new Date("2024-01-01T00:00:00.000Z"),
      updatedAt: new Date("2024-01-01T00:00:00.000Z"),
    })
    const db = {
      user: {
        findFirst,
      },
    }

    const user = await getUserByEmail("admin@example.test", db as never)

    expect(user).not.toHaveProperty("passwordHash")
  })
})

describe("getUserCredentialsByEmail", () => {
  it("selects passwordHash only for credential verification", async () => {
    const findFirst = vi.fn().mockResolvedValue(null)
    const db = {
      user: {
        findFirst,
      },
    }

    await getUserCredentialsByEmail("Admin@Example.Test", db as never)

    expect(findFirst).toHaveBeenCalledWith({
      where: expect.objectContaining({
        emailNormalized: "admin@example.test",
      }),
      select: expect.objectContaining({
        passwordHash: true,
      }),
    })
  })
})