<?php
namespace Xxx\Tests\Pages;

use PHPUnit\Framework\Attributes\DataProvider;
use Xxx\Tests\Support\PageTestCase;

// publish/addeditor.php
class AddEditorTest extends PageTestCase {
  private string $token;

  protected function setUp(): void {
    parent::setUp();
    $this->setTables(array('editors' => array(array('username' => 'ed', 'password' => 'x', 'email' => ''))));
    $this->token = $this->loginAs();
  }

  private function add(array $fields = array()): array {
    return $this->post('/publish/addeditor', $fields + array('adduser' => '1', 'username' => 'newbie', 'password' => 'a long pass phrase',
                                                                 'email' => 'new@example.org', 'csrf_token' => $this->token));
  }

  public function testVisitorsAreSentToTheLogin(): void {
    $this->cookies = array();
    $this->assertRedirect('/publish/login', $this->get('/publish/addeditor'));
    $this->assertRedirect('/publish/login', $this->add(array('csrf_token' => '')));
    $this->assertCount(1, $this->tables()['editors']);
  }

  public function testPlainHttpIsSentToHttps(): void {
    $this->assertRedirect('https://site.test/publish/addeditor', $this->get('/publish/addeditor', array('X-Test-Plain' => '1')));
  }

  public function testTheFormHasTheToken(): void {
    $this->assertSame($this->token, $this->csrfToken($this->get('/publish/addeditor')['body']));
  }

  public function testAnEditorIsAddedWithAPasswordHash(): void {
    $answer = $this->add();
    $this->assertStringContainsString('<p>Added editor newbie</p>', $answer['body']);
    $row = $this->tables()['editors'][1];
    $this->assertSame(array('newbie', 'new@example.org'), array($row['username'], $row['email']));
    $this->assertTrue(password_verify('a long pass phrase', $row['password']));
  }

  public function testTheTokenIsChecked(): void {
    $answer = $this->add(array('csrf_token' => 'wrong'));
    $this->assertStringContainsString('Your session has expired. Please try again.', $answer['body']);
    $this->assertCount(1, $this->tables()['editors']);
  }

  public function testAnExistingUsernameIsRefused(): void {
    $answer = $this->add(array('username' => 'ed'));
    $this->assertStringContainsString('An editor with that username already exists.', $answer['body']);
    $this->assertSame('x', $this->tables()['editors'][0]['password']);
  }

  public function testAHashThatDoesNotFitIsNotKept(): void {
    $this->setTables(array('editors' => array(array('username' => 'ed', 'password' => 'x', 'email' => ''))), 40);
    $answer = $this->add();
    $this->assertStringContainsString('the editors.password column is too short', $answer['body']);
    $this->assertSame(array('ed'), array_column($this->tables()['editors'], 'username'));
    $this->assertCount(1, $this->queries('/^DELETE FROM persistent_sessions WHERE username = \?$/'));
  }

  public static function badAccounts(): array {
    return array(
      'no username'        => array(array('username' => ''), 'Please enter a username.'),
      'a blank username'   => array(array('username' => '   '), 'Please enter a username.'),
      'an array username'  => array(array('username' => array('x')), 'Please enter a username.'),
      'spaces at the ends' => array(array('username' => ' newbie'), 'no spaces at the ends'),
      'a bar'              => array(array('username' => 'new|bie'), 'no spaces at the ends'),
      'a long username'    => array(array('username' => str_repeat('n', 65)), 'at most 64 characters'),
      'no password'        => array(array('password' => ''), 'A password needs at least 12 characters.'),
      'a short password'   => array(array('password' => 'eleven char'), 'A password needs at least 12 characters.'),
      'an array password'  => array(array('password' => array('a long pass phrase')), 'A password needs at least 12 characters.'),
      'a huge password'    => array(array('password' => str_repeat('p', 1025)), 'A password has at most 1024 characters.'),
      'the username'       => array(array('username' => 'newbie-editor', 'password' => 'NEWBIE-EDITOR'), 'The password cannot be the username.'),
    );
  }

  #[DataProvider('badAccounts')]
  public function testABadAccountIsRefused(array $fields, string $message): void {
    $answer = $this->add($fields);
    $this->assertSame(200, $answer['status']);
    $this->assertStringContainsString(htmlspecialchars($message, ENT_QUOTES), $answer['body']);
    $this->assertStringNotContainsString('Added editor', $answer['body']);
    $this->assertCount(1, $this->tables()['editors']);
    $this->assertCount(0, $this->queries('/^INSERT INTO editors/'));
  }

  public function testTwelveCharactersAreEnough(): void {
    $this->assertStringContainsString('Added editor newbie', $this->add(array('password' => 'twelve chars'))['body']);
  }

  public function testTheUsernameIsEscaped(): void {
    $body = $this->add(array('username' => '<b>x</b>'))['body'];
    $this->assertStringContainsString('Added editor &lt;b&gt;x&lt;/b&gt;', $body);
  }
}