private static function ExternalCommandRequirementsTrait::checkExternalCommandRequirements in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/BuildTests/Framework/ExternalCommandRequirementsTrait.php \Drupal\BuildTests\Framework\ExternalCommandRequirementsTrait::checkExternalCommandRequirements()

Checks missing external command requirements.

Parameters

string[] $annotations: A list of requires annotations from either a method or class annotation.

Throws

\PHPUnit\Framework\SkippedTestError Thrown when the requirements are not met, and this test should be skipped. Callers should not catch this exception.

2 calls to ExternalCommandRequirementsTrait::checkExternalCommandRequirements()

ExternalCommandRequirementsTrait::checkClassCommandRequirements in core/tests/Drupal/BuildTests/Framework/ExternalCommandRequirementsTrait.php

Checks whether required external commands are available per test class.

ExternalCommandRequirementsTrait::checkMethodCommandRequirements in core/tests/Drupal/BuildTests/Framework/ExternalCommandRequirementsTrait.php

Checks whether required external commands are available per method.

File

core/tests/Drupal/BuildTests/Framework/ExternalCommandRequirementsTrait.php, line 61

Class

ExternalCommandRequirementsTrait

Allows test classes to require external command line applications.

Namespace

Drupal\BuildTests\Framework

Code

private static function checkExternalCommandRequirements(array $annotations) {

  // Make a list of required commands.
  $required_commands = [];
  foreach ($annotations as $requirement) {
    if (strpos($requirement, 'externalCommand ') === 0) {
      $command = trim(str_replace('externalCommand ', '', $requirement));

      // Use named keys to avoid duplicates.
      $required_commands[$command] = $command;
    }
  }

  // Figure out which commands are not available.
  $unavailable = [];
  foreach ($required_commands as $required_command) {
    if (!in_array($required_command, self::$existingCommands)) {
      if (static::externalCommandIsAvailable($required_command)) {

        // Cache existing commands so we don't have to ask again.
        self::$existingCommands[] = $required_command;
      }
      else {
        $unavailable[] = $required_command;
      }
    }
  }

  // Skip the test if there were some we couldn't find.
  if (!empty($unavailable)) {
    throw new SkippedTestError('Required external commands: ' . implode(', ', $unavailable));
  }
}