use SKIPIF to check if opcache is enabled

Author: mvorisek

Zend/tests/repeated_include/anonymous_class_in_closure.phpt

@@ -1,12 +1,15 @@
 --TEST--
 Repeated include must not increase memory - anonymous class
---EXTENSIONS--
-opcache
---FILE--
+--SKIPIF--
 <?php
-
 // TODO test should pass even without opcache, but fixes are needed
 // related bug tracker https://bugs.php.net/bug.php?id=76982
+if (!extension_loaded('Zend OPcache') || !ini_get('opcache.enable') || !ini_get('opcache.enable_cli')) {
+    die('Enabled opcache is required');
+}
+?>
+--FILE--
+<?php
 
 // also, new anonymous class included multiple times always get a new class name,
 // this test accounts for that and tests if anonymous class declared in a closure,

Zend/tests/repeated_include/anonymous_function.phpt

@@ -1,12 +1,15 @@
 --TEST--
 Repeated include must not increase memory - anonymous function
---EXTENSIONS--
-opcache
---FILE--
+--SKIPIF--
 <?php
-
 // TODO test should pass even without opcache, but fixes are needed
 // related bug tracker https://bugs.php.net/bug.php?id=76982
+if (!extension_loaded('Zend OPcache') || !ini_get('opcache.enable') || !ini_get('opcache.enable_cli')) {
+    die('Enabled opcache is required');
+}
+?>
+--FILE--
+<?php
 
 $m = -1;
 $mDiff = -1;

Zend/tests/repeated_include/class_declaration_in_if.phpt

@@ -1,12 +1,15 @@
 --TEST--
 Repeated include must not increase memory - class in if condition
---EXTENSIONS--
-opcache
---FILE--
+--SKIPIF--
 <?php
-
 // TODO test should pass even without opcache, but fixes are needed
 // related bug tracker https://bugs.php.net/bug.php?id=76982
+if (!extension_loaded('Zend OPcache') || !ini_get('opcache.enable') || !ini_get('opcache.enable_cli')) {
+    die('Enabled opcache is required');
+}
+?>
+--FILE--
+<?php
 
 $m = -1;
 $mDiff = -1;

Zend/tests/repeated_include/function_declaration_in_if.phpt

@@ -1,12 +1,15 @@
 --TEST--
 Repeated include must not increase memory - function in if condition
---EXTENSIONS--
-opcache
---FILE--
+--SKIPIF--
 <?php
-
 // TODO test should pass even without opcache, but fixes are needed
 // related bug tracker https://bugs.php.net/bug.php?id=76982
+if (!extension_loaded('Zend OPcache') || !ini_get('opcache.enable') || !ini_get('opcache.enable_cli')) {
+    die('Enabled opcache is required');
+}
+?>
+--FILE--
+<?php
 
 $m = -1;
 $mDiff = -1;