<?php

declare(strict_types=1);

namespace MeshVault\Tests\Integration;

use PHPUnit\Framework\TestCase;

final class TaskRunnerTest extends TestCase
{
    public function testCommandsFromAnotherWorkingDirectory(): void
    {
        $root = dirname(__DIR__, 2);
        $temporary = sys_get_temp_dir() . '/meshvault-runner-' . bin2hex(random_bytes(6));
        mkdir($temporary);
        $windows = PHP_OS_FAMILY === 'Windows';
        $fake = $temporary . ($windows ? '/docker.cmd' : '/docker');
        file_put_contents($fake, $windows
            ? "@echo off\r\necho cwd=%CD%\r\necho %*\r\nexit /b 37\r\n"
            : "#!/bin/sh\nprintf 'cwd=%s\\n' \"\$PWD\"\nprintf '%s\\n' \"\$@\"\nexit 37\n");
        chmod($fake, 0755);
        $environment = getenv();
        $environment[$windows ? 'Path' : 'PATH'] = $temporary . PATH_SEPARATOR . getenv('PATH');
        $runner = $windows
            ? ['powershell.exe', '-NoProfile', '-ExecutionPolicy', 'Bypass', '-File', $root . '/dev.ps1']
            : ['sh', $root . '/dev.sh'];
        try {
            foreach (['up', 'down', 'test', 'lint', 'assets', 'watch'] as $command) {
                [$code, $output] = $this->invoke(
                    [...$runner, $command, '--probe', 'two words'],
                    $temporary,
                    $environment
                );
                self::assertSame(37, $code, $command . ': ' . $output);
                self::assertStringContainsString('compose', $output);
                self::assertStringContainsString('--probe', $output);
                self::assertStringContainsString('two words', $output);
                self::assertStringContainsString(str_replace('\\', '/', $root), str_replace('\\', '/', $output));
            }
            foreach (['migrate', 'seed'] as $command) {
                [$code, $output] = $this->invoke([...$runner, $command], $temporary, $environment);
                self::assertSame(37, $code, $command . ': ' . $output);
                self::assertStringContainsString('compose', $output);
                self::assertStringContainsString(str_replace('\\', '/', $root), str_replace('\\', '/', $output));
            }
            foreach (['unknown'] as $command) {
                [$code, $output] = $this->invoke([...$runner, $command], $temporary, $environment);
                self::assertNotSame(0, $code);
                self::assertStringNotContainsString('cwd=', $output);
            }
            foreach (['-v', '--volumes', '--volumes=true'] as $flag) {
                [$code, $output] = $this->invoke([...$runner, 'down', $flag], $temporary, $environment);
                self::assertNotSame(0, $code);
                self::assertStringNotContainsString('cwd=', $output);
            }
        } finally {
            unlink($fake);
            rmdir($temporary);
        }
    }

    private function invoke(array $command, string $cwd, array $environment): array
    {
        $process = proc_open($command, [1 => ['pipe', 'w'], 2 => ['pipe', 'w']], $pipes, $cwd, $environment);
        self::assertIsResource($process);
        $output = stream_get_contents($pipes[1]) . stream_get_contents($pipes[2]);
        fclose($pipes[1]);
        fclose($pipes[2]);
        return [proc_close($process), $output];
    }
}