const { join } = require("path");

const { run } = require("../utils/test-utils");

describe("basic usage", () => {

it("should work", async () => {

const { exitCode, stdout, stderr } = await run(__dirname, ["version"]);

expect(exitCode).toBe(0);

expect(stderr).toBeFalsy();

expect(stdout).toContain("System:");

expect(stdout).toContain("Node");

expect(stdout).toContain("npm");

expect(stdout).toContain("Yarn");

});

it("should work with v alias", async () => {

const { exitCode, stdout, stderr } = await run(__dirname, ["v"]);

expect(exitCode).toBe(0);

expect(stderr).toBeFalsy();

expect(stdout).toContain("System:");

expect(stdout).toContain("Node");

expect(stdout).toContain("npm");

expect(stdout).toContain("Yarn");

});

it("should work with --version", async () => {

const { exitCode, stdout, stderr } = await run(__dirname, ["--version"]);

expect(exitCode).toBe(0);

expect(stderr).toBeFalsy();

expect(stdout).toContain("System:");

expect(stdout).toContain("Node");

expect(stdout).toContain("npm");

expect(stdout).toContain("Yarn");

});

it("should work with -v alias", async () => {

const { exitCode, stdout, stderr } = await run(__dirname, ["-v"]);

expect(exitCode).toBe(0);

expect(stderr).toBeFalsy();

expect(stdout).toContain("System:");

expect(stdout).toContain("Node");

expect(stdout).toContain("npm");

expect(stdout).toContain("Yarn");

});

it("should work and gets more info in project root", async () => {

const { exitCode, stderr, stdout } = await run(join(__dirname, "../../"), ["version"]);

expect(exitCode).toBe(0);

expect(stderr).toBeFalsy();

expect(stdout).toContain("System:");

expect(stdout).toContain("Monorepos:");

expect(stdout).toContain("Packages:");

expect(stdout).toContain("Node");

expect(stdout).toContain("npm");

expect(stdout).toContain("Yarn");

});

it("shows an appropriate warning on supplying unknown args", async () => {

const { exitCode, stderr, stdout } = await run(__dirname, ["version", "--unknown"]);

expect(exitCode).toBe(2);

expect(stderr).toContain("Error: Unknown option '--unknown'");

expect(stdout).toBeFalsy();

});

});