1 files changed, 45 insertions, 0 deletions
diff --git a/ext/libxml/tests/libxml_set_external_entity_loader_variation2.phpt b/ext/libxml/tests/libxml_set_external_entity_loader_variation2.phpt
new file mode 100644
index 0000000..b6251be
--- /dev/null
+++ b/ext/libxml/tests/libxml_set_external_entity_loader_variation2.phpt
@@ -0,0 +1,45 @@
+--TEST--
+libxml_set_external_entity_loader() variation: restore original handler; returning NULL
+--SKIPIF--
+<?php if (!extension_loaded('dom')) die('skip'); ?>
+--CLEAN--
+<?php
+@unlink(__DIR__ . "/foobar.dtd");
+--FILE--
+<?php
+chdir(__DIR__);
+$xml = <<<XML
+<!DOCTYPE foo PUBLIC "-//FOO/BAR" "foobar.dtd">
+<foo>bar</foo>
+XML;
+
+$dtd = <<<DTD
+<!ELEMENT foo (#PCDATA)>
+DTD;
+
+
+libxml_set_external_entity_loader(
+	function ($public, $system, $context) {
+		var_dump($public,$system);
+		return null;
+	}
+);
+
+$dd = new DOMDocument;
+$r = $dd->loadXML($xml);
+var_dump($dd->validate());
+
+libxml_set_external_entity_loader(NULL);
+file_put_contents(__DIR__ . "/foobar.dtd", $dtd);
+var_dump($dd->validate());
+
+echo "Done.\n";
+
+--EXPECTF--
+string(10) "-//FOO/BAR"
+string(%d) "%sfoobar.dtd"
+
+Warning: DOMDocument::validate(): Could not load the external subset "foobar.dtd" in %s on line %d
+bool(false)
+bool(true)
+Done.