public function FileStorageReadOnlyTest::testReadOnly in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/Tests/Component/PhpStorage/FileStorageReadOnlyTest.php \Drupal\Tests\Component\PhpStorage\FileStorageReadOnlyTest::testReadOnly()

Tests writing with one class and reading with another.

File

core/tests/Drupal/Tests/Component/PhpStorage/FileStorageReadOnlyTest.php, line 51

Class

FileStorageReadOnlyTest

@coversDefaultClass \Drupal\Component\PhpStorage\FileReadOnlyStorage

Namespace

Drupal\Tests\Component\PhpStorage

Code

public function testReadOnly() {

  // Random generator.
  $random = new Random();
  $php = new FileStorage($this->standardSettings);
  $name = $random
    ->name(8, TRUE) . '/' . $random
    ->name(8, TRUE) . '.php';

  // Find a global that doesn't exist.
  do {
    $random = mt_rand(10000, 100000);
  } while (isset($GLOBALS[$random]));

  // Write out a PHP file and ensure it's successfully loaded.
  $code = "<?php\n\$GLOBALS[{$random}] = TRUE;";
  $success = $php
    ->save($name, $code);
  $this
    ->assertSame(TRUE, $success);
  $php_read = new FileReadOnlyStorage($this->readonlyStorage);
  $php_read
    ->load($name);
  $this
    ->assertTrue($GLOBALS[$random]);

  // If the file was successfully loaded, it must also exist, but ensure the
  // exists() method returns that correctly.
  $this
    ->assertSame(TRUE, $php_read
    ->exists($name));

  // Saving and deleting should always fail.
  $this
    ->assertFalse($php_read
    ->save($name, $code));
  $this
    ->assertFalse($php_read
    ->delete($name));
  unset($GLOBALS[$random]);
}