https://api.drupal.org/api/drupal/modules%21simpletest%21simpletest.test/property/SimpleTestFunctionalTest%3A%3AchildTestResults/7.x
SimpleTestFunctionalTest::$childTestResults | Drupal API
drupalapi
https://api.drupal.org/api/drupal/modules%21simpletest%21simpletest.test/function/SimpleTestFunctionalTest%3A%3AasText/7.x
function SimpleTestFunctionalTest::asText | Drupal API
functiondrupalapi