backport zend_test changes (zend_test_override_libxml_global_state)

Author: remicollet

ext/dom/tests/libxml_global_state_entity_loader_bypass.phpt

@@ -5,6 +5,7 @@ GHSA-3qrf-m4j2-pcrr (libxml global state entity loader bypass)
 if (!extension_loaded('libxml')) die('skip libxml extension not available');
 if (!extension_loaded('dom')) die('skip dom extension not available');
 if (!extension_loaded('zend-test')) die('skip zend-test extension not available');
+if (!function_exists('zend_test_override_libxml_global_state')) die('skip not for Windows');
 ?>
 --FILE--
 <?php

ext/simplexml/tests/libxml_global_state_entity_loader_bypass.phpt

@@ -5,6 +5,7 @@ GHSA-3qrf-m4j2-pcrr (libxml global state entity loader bypass)
 if (!extension_loaded('libxml')) die('skip libxml extension not available');
 if (!extension_loaded('simplexml')) die('skip simplexml extension not available');
 if (!extension_loaded('zend-test')) die('skip zend-test extension not available');
+if (!function_exists('zend_test_override_libxml_global_state')) die('skip not for Windows');
 ?>
 --FILE--
 <?php

ext/xmlreader/tests/libxml_global_state_entity_loader_bypass.phpt

@@ -5,6 +5,7 @@ GHSA-3qrf-m4j2-pcrr (libxml global state entity loader bypass)
 if (!extension_loaded('libxml')) die('skip libxml extension not available');
 if (!extension_loaded('xmlreader')) die('skip xmlreader extension not available');
 if (!extension_loaded('zend-test')) die('skip zend-test extension not available');
+if (!function_exists('zend_test_override_libxml_global_state')) die('skip not for Windows');
 ?>
 --FILE--
 <?php
@@ -15,11 +16,11 @@ libxml_use_internal_errors(true);
 zend_test_override_libxml_global_state();
 
 echo "--- String test ---\n";
-$reader = XMLReader::xml($xml);
+$reader = @XMLReader::xml($xml);
 $reader->read();
 echo "--- File test ---\n";
 file_put_contents("libxml_global_state_entity_loader_bypass.tmp", $xml);
-$reader = XMLReader::open("libxml_global_state_entity_loader_bypass.tmp");
+$reader = @XMLReader::open("libxml_global_state_entity_loader_bypass.tmp");
 $reader->read();
 
 echo "Done\n";

ext/zend_test/test.c

@@ -25,6 +25,11 @@
 #include "ext/standard/info.h"
 #include "php_test.h"
 
+#if defined(HAVE_LIBXML) && !defined(PHP_WIN32)
+# include <libxml/globals.h>
+# include <libxml/parser.h>
+#endif
+
 static zend_class_entry *zend_test_interface;
 static zend_class_entry *zend_test_class;
 static zend_class_entry *zend_test_child_class;
@@ -48,6 +53,20 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_zend_leak_variable, 0, 0, 1)
 	ZEND_ARG_INFO(0, variable)
 ZEND_END_ARG_INFO()
 
+#if defined(HAVE_LIBXML) && !defined(PHP_WIN32)
+static ZEND_FUNCTION(zend_test_override_libxml_global_state)
+{
+	ZEND_PARSE_PARAMETERS_NONE();
+
+	xmlLoadExtDtdDefaultValue = 1;
+	xmlDoValidityCheckingDefaultValue = 1;
+	(void) xmlPedanticParserDefault(1);
+	(void) xmlSubstituteEntitiesDefault(1);
+	(void) xmlLineNumbersDefault(1);
+	(void) xmlKeepBlanksDefault(0);
+}
+#endif
+
 ZEND_FUNCTION(zend_test_func)
 {
 	/* dummy */
@@ -297,6 +316,9 @@ static const zend_function_entry zend_test_functions[] = {
 	ZEND_FE(zend_terminate_string, arginfo_zend_terminate_string)
 	ZEND_FE(zend_leak_bytes, NULL)
 	ZEND_FE(zend_leak_variable, arginfo_zend_leak_variable)
+#if defined(HAVE_LIBXML) && !defined(PHP_WIN32)
+	ZEND_FE(zend_test_override_libxml_global_state, NULL)
+#endif
 	ZEND_FE_END
 };