1 files changed, 47 insertions, 0 deletions
diff --git a/ext/standard/tests/class_object/get_declared_interfaces_basic_001.phpt b/ext/standard/tests/class_object/get_declared_interfaces_basic_001.phpt
new file mode 100644
index 0000000..a0ec715
--- /dev/null
+++ b/ext/standard/tests/class_object/get_declared_interfaces_basic_001.phpt
@@ -0,0 +1,47 @@
+--TEST--
+Test get_declared_interfaces() function : basic functionality 
+--FILE--
+<?php
+/* Prototype  : proto array get_declared_interfaces()
+ * Description: Returns an array of all declared interfaces. 
+ * Source code: Zend/zend_builtin_functions.c
+ * Alias to functions: 
+ */
+
+
+echo "*** Testing get_declared_interfaces() : basic functionality ***\n";
+
+// Zero arguments
+echo "\n-- Testing get_declared_interfaces() function with Zero arguments --\n";
+var_dump(get_declared_interfaces());
+
+foreach (get_declared_interfaces() as $interface) {
+	if (!interface_exists($interface)) {
+		echo "Error: $interface is not a valid interface.\n"; 
+	}
+}
+
+echo "\n-- Ensure userspace classes are not listed --\n";
+Class C {}
+var_dump(in_array('C', get_declared_interfaces()));
+
+echo "\n-- Ensure userspace interfaces are listed --\n";
+Interface I {}
+var_dump(in_array('I', get_declared_interfaces()));
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing get_declared_interfaces() : basic functionality ***
+
+-- Testing get_declared_interfaces() function with Zero arguments --
+array(%d) {
+%a
+}
+
+-- Ensure userspace classes are not listed --
+bool(false)
+
+-- Ensure userspace interfaces are listed --
+bool(true)
+Done
+\ No newline at end of file