Add variation for the tests used to safeguard that the sniff does not incorrectly ignore class methods/constants with the same name as WordPress global functions/constants when used in file_get_contents()

Author: rodrigoprimo

WordPress/Tests/WP/AlternativeFunctionsUnitTest.inc

@@ -177,8 +177,8 @@ file_get_contents(namespace\ABSPATH . 'wp-admin/css/some-file.css');
  * name as WordPress global functions/constants when used in file_get_contents().
  */
 file_get_contents(MyClass::wp_upload_dir() . 'subdir/file.inc');
-file_get_contents($this->wp_upload_dir() . 'subdir/file.inc');
-file_get_contents($this?->wp_upload_dir() . 'subdir/file.inc');
+file_get_contents($this->GET_HOME_PATH() . 'subdir/file.inc');
+file_get_contents($this?->plugin_dir_path() . 'subdir/file.inc');
 file_get_contents(MyClass::ABSPATH . 'subdir/file.inc');
-file_get_contents($this->ABSPATH . 'subdir/file.inc');
-file_get_contents($this?->ABSPATH . 'subdir/file.inc');
+file_get_contents($this->WPMU_PLUGIN_DIR . 'subdir/file.inc');
+file_get_contents($this?->TEMPLATEPATH . 'subdir/file.inc');