setup-vp/src/auth.test.ts at f14ab3ccd9c486d0be661ef41701cb30e980fc42 · voidzero-dev/setup-vp · GitHub

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import { describe, it, expect, beforeEach, afterEach, vi } from "vite-plus/test";
import { join } from "node:path";
import { existsSync, readFileSync, writeFileSync } from "node:fs";
import { EOL } from "node:os";
import { configAuthentication } from "./auth.js";
import { exportVariable } from "@actions/core";

vi.mock("@actions/core", () => ({
  debug: vi.fn(),
  exportVariable: vi.fn(),
}));

vi.mock("node:fs", async () => {
  const actual = await vi.importActual<typeof import("node:fs")>("node:fs");
  return {
    ...actual,
    existsSync: vi.fn(),
    readFileSync: vi.fn(),
    writeFileSync: vi.fn(),
  };
});

describe("configAuthentication", () => {
  const runnerTemp = "/tmp/runner";

  beforeEach(() => {
    vi.stubEnv("RUNNER_TEMP", runnerTemp);
    vi.mocked(existsSync).mockReturnValue(false);
  });

  afterEach(() => {
    vi.unstubAllEnvs();
    vi.resetAllMocks();
  });

  it("should write .npmrc with registry and auth token", () => {
    configAuthentication("https://registry.npmjs.org/");

    const expectedPath = join(runnerTemp, ".npmrc");
    expect(writeFileSync).toHaveBeenCalledWith(
      expectedPath,
      expect.stringContaining("//registry.npmjs.org/:_authToken=${NODE_AUTH_TOKEN}"),
    );
    expect(writeFileSync).toHaveBeenCalledWith(
      expectedPath,
      expect.stringContaining("registry=https://registry.npmjs.org/"),
    );
  });

  it("should append trailing slash if missing", () => {
    configAuthentication("https://registry.npmjs.org");

    expect(writeFileSync).toHaveBeenCalledWith(
      expect.any(String),
      expect.stringContaining("registry=https://registry.npmjs.org/"),
    );
  });

  it("should auto-detect scope for GitHub Packages registry", () => {
    vi.stubEnv("GITHUB_REPOSITORY_OWNER", "voidzero-dev");

    configAuthentication("https://npm.pkg.github.com");

    expect(writeFileSync).toHaveBeenCalledWith(
      expect.any(String),
      expect.stringContaining("@voidzero-dev:registry=https://npm.pkg.github.com/"),
    );
  });

  it("should use explicit scope", () => {
    configAuthentication("https://npm.pkg.github.com", "@myorg");

    expect(writeFileSync).toHaveBeenCalledWith(
      expect.any(String),
      expect.stringContaining("@myorg:registry=https://npm.pkg.github.com/"),
    );
  });

  it("should prepend @ to scope if missing", () => {
    configAuthentication("https://npm.pkg.github.com", "myorg");

    expect(writeFileSync).toHaveBeenCalledWith(
      expect.any(String),
      expect.stringContaining("@myorg:registry=https://npm.pkg.github.com/"),
    );
  });

  it("should lowercase scope", () => {
    configAuthentication("https://npm.pkg.github.com", "@MyOrg");

    expect(writeFileSync).toHaveBeenCalledWith(
      expect.any(String),
      expect.stringContaining("@myorg:registry=https://npm.pkg.github.com/"),
    );
  });

  it("should preserve existing .npmrc content except registry lines", () => {
    vi.mocked(existsSync).mockReturnValue(true);
    vi.mocked(readFileSync).mockReturnValue(
      `always-auth=true${EOL}registry=https://old.reg/${EOL}`,
    );

    configAuthentication("https://registry.npmjs.org/");

    const written = vi.mocked(writeFileSync).mock.calls[0]![1] as string;
    expect(written).toContain("always-auth=true");
    expect(written).not.toContain("https://old.reg/");
    expect(written).toContain("registry=https://registry.npmjs.org/");
  });

  it("should export NPM_CONFIG_USERCONFIG", () => {
    configAuthentication("https://registry.npmjs.org/");

    expect(exportVariable).toHaveBeenCalledWith(
      "NPM_CONFIG_USERCONFIG",
      join(runnerTemp, ".npmrc"),
    );
  });

  it("should export NODE_AUTH_TOKEN placeholder when not set", () => {
    configAuthentication("https://registry.npmjs.org/");

    expect(exportVariable).toHaveBeenCalledWith("NODE_AUTH_TOKEN", "XXXXX-XXXXX-XXXXX-XXXXX");
  });

  it("should preserve existing NODE_AUTH_TOKEN", () => {
    vi.stubEnv("NODE_AUTH_TOKEN", "my-real-token");

    configAuthentication("https://registry.npmjs.org/");

    expect(exportVariable).toHaveBeenCalledWith("NODE_AUTH_TOKEN", "my-real-token");
  });
});