/**
 * @license
 * Copyright 2025 Vybestack LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
import { getUserStartupWarnings } from './userStartupWarnings.js';
import * as os from 'os';
import fs from 'fs/promises';
import path from 'path';
// Mock os.homedir to control the home directory in tests
vi.mock('os', async (importOriginal) => {
    const actualOs = await importOriginal();
    return {
        ...actualOs,
        homedir: vi.fn(),
    };
});
describe('getUserStartupWarnings', () => {
    let testRootDir;
    let homeDir;
    beforeEach(async () => {
        testRootDir = await fs.mkdtemp(path.join(os.tmpdir(), 'warnings-test-'));
        homeDir = path.join(testRootDir, 'home');
        await fs.mkdir(homeDir, { recursive: true });
        vi.mocked(os.homedir).mockReturnValue(homeDir);
    });
    afterEach(async () => {
        await fs.rm(testRootDir, { recursive: true, force: true });
        vi.clearAllMocks();
    });
    describe('home directory check', () => {
        it('should return a warning when running in home directory', async () => {
            const warnings = await getUserStartupWarnings(homeDir);
            expect(warnings).toContainEqual(expect.stringContaining('home directory'));
        });
        it('should not return a warning when running in a project directory', async () => {
            const projectDir = path.join(testRootDir, 'project');
            await fs.mkdir(projectDir);
            const warnings = await getUserStartupWarnings(projectDir);
            expect(warnings).not.toContainEqual(expect.stringContaining('home directory'));
        });
    });
    describe('root directory check', () => {
        it('should return a warning when running in a root directory', async () => {
            const rootDir = path.parse(testRootDir).root;
            const warnings = await getUserStartupWarnings(rootDir);
            expect(warnings).toContainEqual(expect.stringContaining('root directory'));
            expect(warnings).toContainEqual(expect.stringContaining('folder structure will be used'));
        });
        it('should not return a warning when running in a non-root directory', async () => {
            const projectDir = path.join(testRootDir, 'project');
            await fs.mkdir(projectDir);
            const warnings = await getUserStartupWarnings(projectDir);
            expect(warnings).not.toContainEqual(expect.stringContaining('root directory'));
        });
    });
    describe('error handling', () => {
        it('should handle errors when checking directory', async () => {
            const nonExistentPath = path.join(testRootDir, 'non-existent');
            const warnings = await getUserStartupWarnings(nonExistentPath);
            const expectedWarning = 'Could not verify the current directory due to a file system error.';
            expect(warnings).toEqual([expectedWarning, expectedWarning]);
        });
    });
});
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