/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { describe, it, expect, beforeEach, vi, afterEach } from 'vitest';
import * as fs from 'node:fs';
import * as path from 'node:path';
import { tmpdir } from 'node:os';
import { Config, DEFAULT_FILE_FILTERING_OPTIONS, } from 'sixth-cli-core';
import { http, HttpResponse } from 'msw';
import { setupServer } from 'msw/node';
export const server = setupServer();
// TODO(richieforeman): Consider moving this to test setup globally.
beforeAll(() => {
    server.listen({});
});
afterEach(() => {
    server.resetHandlers();
});
afterAll(() => {
    server.close();
});
const CLEARCUT_URL = 'https://play.googleapis.com/log';
// Mock file discovery service and tool registry
vi.mock('sixth-cli-core', async () => {
    const actual = await vi.importActual('sixth-cli-core');
    return {
        ...actual,
        FileDiscoveryService: vi.fn().mockImplementation(() => ({
            initialize: vi.fn(),
        })),
        createToolRegistry: vi.fn().mockResolvedValue({}),
    };
});
describe('Configuration Integration Tests', () => {
    let tempDir;
    beforeEach(() => {
        server.resetHandlers(http.post(CLEARCUT_URL, () => HttpResponse.text()));
        tempDir = fs.mkdtempSync(path.join(tmpdir(), 'gemini-cli-test-'));
        vi.stubEnv('GEMINI_API_KEY', 'test-api-key');
        vi.clearAllMocks();
    });
    afterEach(() => {
        vi.unstubAllEnvs();
        if (fs.existsSync(tempDir)) {
            fs.rmSync(tempDir, { recursive: true });
        }
    });
    describe('File Filtering Configuration', () => {
        it('should load default file filtering settings', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
            };
            const config = new Config(configParams);
            expect(config.getFileFilteringRespectGitIgnore()).toBe(DEFAULT_FILE_FILTERING_OPTIONS.respectGitIgnore);
        });
        it('should load custom file filtering settings from configuration', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                fileFiltering: {
                    respectGitIgnore: false,
                },
            };
            const config = new Config(configParams);
            expect(config.getFileFilteringRespectGitIgnore()).toBe(false);
        });
        it('should merge user and workspace file filtering settings', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                fileFiltering: {
                    respectGitIgnore: true,
                },
            };
            const config = new Config(configParams);
            expect(config.getFileFilteringRespectGitIgnore()).toBe(true);
        });
    });
    describe('Configuration Integration', () => {
        it('should handle partial configuration objects gracefully', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                fileFiltering: {
                    respectGitIgnore: false,
                },
            };
            const config = new Config(configParams);
            // Specified settings should be applied
            expect(config.getFileFilteringRespectGitIgnore()).toBe(false);
        });
        it('should handle empty configuration objects gracefully', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                fileFiltering: {},
            };
            const config = new Config(configParams);
            // All settings should use defaults
            expect(config.getFileFilteringRespectGitIgnore()).toBe(DEFAULT_FILE_FILTERING_OPTIONS.respectGitIgnore);
        });
        it('should handle missing configuration sections gracefully', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                // Missing fileFiltering configuration
            };
            const config = new Config(configParams);
            // All git-aware settings should use defaults
            expect(config.getFileFilteringRespectGitIgnore()).toBe(DEFAULT_FILE_FILTERING_OPTIONS.respectGitIgnore);
        });
    });
    describe('Real-world Configuration Scenarios', () => {
        it('should handle a security-focused configuration', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                fileFiltering: {
                    respectGitIgnore: true,
                },
            };
            const config = new Config(configParams);
            expect(config.getFileFilteringRespectGitIgnore()).toBe(true);
        });
        it('should handle a CI/CD environment configuration', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                fileFiltering: {
                    respectGitIgnore: false,
                }, // CI might need to see all files
            };
            const config = new Config(configParams);
            expect(config.getFileFilteringRespectGitIgnore()).toBe(false);
        });
    });
    describe('Checkpointing Configuration', () => {
        it('should enable checkpointing when the setting is true', async () => {
            const configParams = {
                sessionId: 'test-session',
                cwd: '/tmp',
                model: 'test-model',
                embeddingModel: 'test-embedding-model',
                sandbox: undefined,
                targetDir: tempDir,
                debugMode: false,
                checkpointing: true,
            };
            const config = new Config(configParams);
            expect(config.getCheckpointingEnabled()).toBe(true);
        });
    });
    describe('Approval Mode Integration Tests', () => {
        let parseArguments;
        beforeEach(async () => {
            // Import the argument parsing function for integration testing
            const { parseArguments: parseArgs } = await import('./config.js');
            parseArguments = parseArgs;
        });
        it('should parse --approval-mode=auto_edit correctly through the full argument parsing flow', async () => {
            const originalArgv = process.argv;
            try {
                process.argv = [
                    'node',
                    'script.js',
                    '--approval-mode',
                    'auto_edit',
                    '-p',
                    'test',
                ];
                const argv = await parseArguments({});
                // Verify that the argument was parsed correctly
                expect(argv.approvalMode).toBe('auto_edit');
                expect(argv.prompt).toBe('test');
                expect(argv.yolo).toBe(false);
            }
            finally {
                process.argv = originalArgv;
            }
        });
        it('should parse --approval-mode=yolo correctly through the full argument parsing flow', async () => {
            const originalArgv = process.argv;
            try {
                process.argv = [
                    'node',
                    'script.js',
                    '--approval-mode',
                    'yolo',
                    '-p',
                    'test',
                ];
                const argv = await parseArguments({});
                expect(argv.approvalMode).toBe('yolo');
                expect(argv.prompt).toBe('test');
                expect(argv.yolo).toBe(false); // Should NOT be set when using --approval-mode
            }
            finally {
                process.argv = originalArgv;
            }
        });
        it('should parse --approval-mode=default correctly through the full argument parsing flow', async () => {
            const originalArgv = process.argv;
            try {
                process.argv = [
                    'node',
                    'script.js',
                    '--approval-mode',
                    'default',
                    '-p',
                    'test',
                ];
                const argv = await parseArguments({});
                expect(argv.approvalMode).toBe('default');
                expect(argv.prompt).toBe('test');
                expect(argv.yolo).toBe(false);
            }
            finally {
                process.argv = originalArgv;
            }
        });
        it('should parse legacy --yolo flag correctly', async () => {
            const originalArgv = process.argv;
            try {
                process.argv = ['node', 'script.js', '--yolo', '-p', 'test'];
                const argv = await parseArguments({});
                expect(argv.yolo).toBe(true);
                expect(argv.approvalMode).toBeUndefined(); // Should NOT be set when using --yolo
                expect(argv.prompt).toBe('test');
            }
            finally {
                process.argv = originalArgv;
            }
        });
        it('should reject invalid approval mode values during argument parsing', async () => {
            const originalArgv = process.argv;
            try {
                process.argv = ['node', 'script.js', '--approval-mode', 'invalid_mode'];
                // Should throw during argument parsing due to yargs validation
                await expect(parseArguments({})).rejects.toThrow();
            }
            finally {
                process.argv = originalArgv;
            }
        });
        it('should reject conflicting --yolo and --approval-mode flags', async () => {
            const originalArgv = process.argv;
            try {
                process.argv = [
                    'node',
                    'script.js',
                    '--yolo',
                    '--approval-mode',
                    'default',
                ];
                // Should throw during argument parsing due to conflict validation
                await expect(parseArguments({})).rejects.toThrow();
            }
            finally {
                process.argv = originalArgv;
            }
        });
        it('should handle backward compatibility with mixed scenarios', async () => {
            const originalArgv = process.argv;
            try {
                // Test that no approval mode arguments defaults to no flags set
                process.argv = ['node', 'script.js', '-p', 'test'];
                const argv = await parseArguments({});
                expect(argv.approvalMode).toBeUndefined();
                expect(argv.yolo).toBe(false);
                expect(argv.prompt).toBe('test');
            }
            finally {
                process.argv = originalArgv;
            }
        });
    });
});
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