These tests fail when Xdebug is loaded

Author: sebastianbergmann

tests/end-to-end/phar-extension-suppressed.phpt

@@ -1,5 +1,10 @@
 --TEST--
 phpunit --configuration tests/_files/phpunit-example-extension --no-extensions
+--SKIPIF--
+<?php declare(strict_types=1);
+if (extension_loaded('xdebug')) {
+    print 'skip: Extension xdebug must not be loaded.';
+}
 --FILE--
 <?php declare(strict_types=1);
 $_SERVER['argv'][1] = '--configuration';

tests/end-to-end/phpt-env.phpt

@@ -1,5 +1,10 @@
 --TEST--
 PHPT runner should support ENV section
+--SKIPIF--
+<?php declare(strict_types=1);
+if (extension_loaded('xdebug')) {
+    print 'skip: Extension xdebug must not be loaded.';
+}
 --ENV--
 FOO=bar
 --FILE--

tests/end-to-end/phpt/parse-ini-env-section.phpt

@@ -1,5 +1,10 @@
 --TEST--
 Can parse --INI-- and --ENV-- sections
+--SKIPIF--
+<?php declare(strict_types=1);
+if (extension_loaded('xdebug')) {
+    print 'skip: Extension xdebug must not be loaded.';
+}
 --INI--
 date.default_latitude=1.337
 dummy.key