import { describe, it, expect, vi } from 'vitest';
import { DockerManager } from '../src/docker.js';
// Mock dockerode
vi.mock('dockerode', () => {
    return {
        default: class MockDocker {
            getContainer = vi.fn((id) => ({
                exec: vi.fn(async (opts) => {
                    const cmd = opts.Cmd.join(' ');
                    const isUsesWarning = cmd.includes('Action step');
                    const stdoutText = isUsesWarning
                        ? '[CISandbox] Action step: actions/checkout@v4\nNote: \'uses\' actions are not yet supported in CISandbox. Convert to \'run\' or modify the step to debug.'
                        : 'hello';
                    return {
                        start: vi.fn(async () => {
                            const { EventEmitter } = await import('events');
                            const ee = new EventEmitter();
                            process.nextTick(() => {
                                const buf = Buffer.alloc(8 + stdoutText.length);
                                buf[0] = 1;
                                buf.write(stdoutText, 8);
                                ee.emit('data', buf);
                                ee.emit('end');
                            });
                            return ee;
                        }),
                        inspect: vi.fn(async () => ({ ExitCode: 0 })),
                    };
                }),
                stop: vi.fn(async () => { }),
            }));
            getImage = vi.fn(() => ({
                inspect: vi.fn(async () => ({})),
            }));
            createContainer = vi.fn(async () => ({ id: 'abc123', start: vi.fn(async () => { }) }));
            pull = vi.fn(async () => {
                const { EventEmitter } = await import('events');
                const ee = new EventEmitter();
                process.nextTick(() => ee.emit('end'));
                return ee;
            });
            modem = { followProgress: vi.fn((_, cb) => cb()) };
        },
    };
});
describe('DockerManager', () => {
    it('checks image existence', async () => {
        const dm = new DockerManager();
        const exists = await dm.imageExists('node:20-slim');
        expect(exists).toBe(true);
    });
    it('creates a container', async () => {
        const dm = new DockerManager();
        const id = await dm.createContainer('node:20-slim', {
            workspace: '/tmp',
            env: { FOO: 'bar' },
        });
        expect(id).toBe('abc123');
    });
    it('executes a step', async () => {
        const dm = new DockerManager();
        const result = await dm.execInContainer('abc123', { run: 'echo hello' });
        expect(result.exitCode).toBe(0);
        expect(result.stdout).toContain('hello');
    });
    it('handles uses steps with warning', async () => {
        const dm = new DockerManager();
        const result = await dm.execInContainer('abc123', { uses: 'actions/checkout@v4' });
        expect(result.exitCode).toBe(0);
        expect(result.stdout).toContain('not yet supported');
    });
});
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