public function FeedsFileHTTPTestCase::testRefetchWhenCachedFileIsRemoved in Feeds 7.2

Tests if the source is refetched when the cached file is manually removed.

A call to feeds_http_request() should always get us data.

File

tests/feeds_fetcher_http.test, line 205

Contains FeedsFileHTTPTestCase.

Class

FeedsFileHTTPTestCase

HTTP fetcher test class.

Code

public function testRefetchWhenCachedFileIsRemoved() {

  // Include http request functions.
  feeds_include_library('http_request.inc', 'http_request');

  // First request.
  $url = url('testing/feeds/nodes.csv', array(
    'absolute' => TRUE,
  ));
  $result1 = feeds_http_request($url);

  // Assert that the first request was successful and was not retrieved from
  // cache.
  $this
    ->assertEqual(200, $result1->code, 'Request status code is 200.');
  $this
    ->assertTrue(empty($result1->from_cache), 'Request was not retrieved from cache.');

  // Reset feeds_http_request() static cache.
  drupal_static_reset('feeds_http_request');

  // Write some garbage to the cached file to ensure that the cache is
  // retrieved from that file.
  $file_url = 'private://feeds/cache/' . hash('sha256', $url);
  $garbage = static::randomString(100);
  file_put_contents($file_url, $garbage);

  // Second request.
  $result2 = feeds_http_request($url);

  // Assert that the second request was successful and was retrieved from
  // cache.
  $this
    ->assertEqual(200, $result2->code, 'Request status code is 200.');
  $this
    ->assertTrue(!empty($result2->from_cache), 'Request was retrieved from cache.');
  $this
    ->assertEqual($garbage, $result2->data, 'The cache came from the file cache.');

  // Now remove the cached file.
  drupal_unlink($file_url);
  $this
    ->assertFalse(file_exists($file_url), format_string('The file @file_url no longer exists.', array(
    '@file_url' => $file_url,
  )));

  // Third request.
  $result3 = feeds_http_request($url);

  // Assert that the data is refetched, even though the source hasn't changed.
  $this
    ->assertEqual(200, $result3->code, 'Request status code is 200.');
  $this
    ->assertTrue(empty($result3->from_cache), 'Request was not retrieved from cache.');
  $this
    ->assertEqual($result1->data, $result3->data, 'Data is available on the response.');
}