function simpletest_generate_file in Drupal 7

Same name and namespace in other branches

1. 8 core/modules/simpletest/simpletest.module \simpletest_generate_file()

Generate test file.

1 call to simpletest_generate_file()

DrupalWebTestCase::drupalGetTestFiles in modules/simpletest/drupal_web_test_case.php

Get a list files that can be used in tests.

File

modules/simpletest/simpletest.module, line 517

Provides testing functionality.

Code

function simpletest_generate_file($filename, $width, $lines, $type = 'binary-text') {
  $text = '';
  for ($i = 0; $i < $lines; $i++) {

    // Generate $width - 1 characters to leave space for the "\n" character.
    for ($j = 0; $j < $width - 1; $j++) {
      switch ($type) {
        case 'text':
          $text .= chr(rand(32, 126));
          break;
        case 'binary':
          $text .= chr(rand(0, 31));
          break;
        case 'binary-text':
        default:
          $text .= rand(0, 1);
          break;
      }
    }
    $text .= "\n";
  }

  // Create filename.
  file_put_contents('public://' . $filename . '.txt', $text);
  return $filename;
}