add test

Author: devnexen

ext/ldap/tests/gh21262.phpt

@@ -0,0 +1,50 @@
+--TEST--
+GH-21262 (ldap_modify() too strict controls argument validation)
+--EXTENSIONS--
+ldap
+--FILE--
+<?php
+/* We are assuming 3333 is not connectable */
+$ldap = ldap_connect('ldap://127.0.0.1:3333');
+$valid_dn = "cn=userA,something";
+
+$entry_with_empty_array = [
+	'attribute1' => 'value',
+	'attribute2' => [],
+];
+
+// ldap_add() should still reject empty arrays
+try {
+	ldap_add($ldap, $valid_dn, $entry_with_empty_array);
+} catch (ValueError $e) {
+	echo $e->getMessage(), PHP_EOL;
+}
+
+// ldap_mod_add() should still reject empty arrays
+try {
+	ldap_mod_add($ldap, $valid_dn, $entry_with_empty_array);
+} catch (ValueError $e) {
+	echo $e->getMessage(), PHP_EOL;
+}
+
+// ldap_modify() should accept empty arrays (delete attribute)
+try {
+	@ldap_modify($ldap, $valid_dn, $entry_with_empty_array);
+	echo "ldap_modify: no ValueError thrown", PHP_EOL;
+} catch (ValueError $e) {
+	echo "ldap_modify: UNEXPECTED ValueError: ", $e->getMessage(), PHP_EOL;
+}
+
+// ldap_mod_del() should accept empty arrays (delete attribute)
+try {
+	@ldap_mod_del($ldap, $valid_dn, $entry_with_empty_array);
+	echo "ldap_mod_del: no ValueError thrown", PHP_EOL;
+} catch (ValueError $e) {
+	echo "ldap_mod_del: UNEXPECTED ValueError: ", $e->getMessage(), PHP_EOL;
+}
+?>
+--EXPECT--
+ldap_add(): Argument #3 ($entry) attribute "attribute2" must be a non-empty list of attribute values
+ldap_mod_add(): Argument #3 ($entry) attribute "attribute2" must be a non-empty list of attribute values
+ldap_modify: no ValueError thrown
+ldap_mod_del: no ValueError thrown