function UpdateScriptFunctionalTest::testRequirements in Drupal 7

Tests that requirements warnings and errors are correctly displayed.

File

modules/system/system.test, line 2502

Tests for system.module.

Class

UpdateScriptFunctionalTest

Tests for the update system functionality.

Code

function testRequirements() {
  $this
    ->drupalLogin($this->update_user);

  // If there are no requirements warnings or errors, we expect to be able to
  // go through the update process uninterrupted.
  $this
    ->drupalGet($this->update_url, array(
    'external' => TRUE,
  ));
  $this
    ->drupalPost(NULL, array(), t('Continue'));
  $this
    ->assertText(t('No pending updates.'), 'End of update process was reached.');

  // Confirm that all caches were cleared.
  $this
    ->assertText(t('hook_flush_caches() invoked for update_script_test.module.'), 'Caches were cleared when there were no requirements warnings or errors.');

  // If there is a requirements warning, we expect it to be initially
  // displayed, but clicking the link to proceed should allow us to go
  // through the rest of the update process uninterrupted.
  // First, run this test with pending updates to make sure they can be run
  // successfully.
  variable_set('update_script_test_requirement_type', REQUIREMENT_WARNING);
  drupal_set_installed_schema_version('update_script_test', drupal_get_installed_schema_version('update_script_test') - 1);
  $this
    ->drupalGet($this->update_url, array(
    'external' => TRUE,
  ));
  $this
    ->assertText('This is a requirements warning provided by the update_script_test module.');
  $this
    ->clickLink('try again');
  $this
    ->assertNoText('This is a requirements warning provided by the update_script_test module.');
  $this
    ->drupalPost(NULL, array(), t('Continue'));
  $this
    ->drupalPost(NULL, array(), t('Apply pending updates'));
  $this
    ->assertText(t('The update_script_test_update_7000() update was executed successfully.'), 'End of update process was reached.');

  // Confirm that all caches were cleared.
  $this
    ->assertText(t('hook_flush_caches() invoked for update_script_test.module.'), 'Caches were cleared after resolving a requirements warning and applying updates.');

  // Now try again without pending updates to make sure that works too.
  $this
    ->drupalGet($this->update_url, array(
    'external' => TRUE,
  ));
  $this
    ->assertText('This is a requirements warning provided by the update_script_test module.');
  $this
    ->clickLink('try again');
  $this
    ->assertNoText('This is a requirements warning provided by the update_script_test module.');
  $this
    ->drupalPost(NULL, array(), t('Continue'));
  $this
    ->assertText(t('No pending updates.'), 'End of update process was reached.');

  // Confirm that all caches were cleared.
  $this
    ->assertText(t('hook_flush_caches() invoked for update_script_test.module.'), 'Caches were cleared after applying updates and re-running the script.');

  // If there is a requirements error, it should be displayed even after
  // clicking the link to proceed (since the problem that triggered the error
  // has not been fixed).
  variable_set('update_script_test_requirement_type', REQUIREMENT_ERROR);
  $this
    ->drupalGet($this->update_url, array(
    'external' => TRUE,
  ));
  $this
    ->assertText('This is a requirements error provided by the update_script_test module.');
  $this
    ->clickLink('try again');
  $this
    ->assertText('This is a requirements error provided by the update_script_test module.');

  // Check if the optional 'value' key displays without a notice.
  variable_set('update_script_test_requirement_type', REQUIREMENT_INFO);
  $this
    ->drupalGet($this->update_url, array(
    'external' => TRUE,
  ));
  $this
    ->assertText('This is a requirements info provided by the update_script_test module.');
  $this
    ->assertNoText('Notice: Undefined index: value in theme_status_report()');
}