1 files changed, 57 insertions, 0 deletions
diff --git a/ext/standard/tests/class_object/trait_exists_basic_001.phpt b/ext/standard/tests/class_object/trait_exists_basic_001.phpt
new file mode 100644
index 0000000..19616ab
--- /dev/null
+++ b/ext/standard/tests/class_object/trait_exists_basic_001.phpt
@@ -0,0 +1,57 @@
+--TEST--
+Test trait_exists() function : basic functionality 
+--FILE--
+<?php
+/* Prototype  : proto bool trait_exists(string traitname [, bool autoload])
+ * Description: Checks if the trait exists 
+ * Source code: Zend/zend_builtin_functions.c
+ * Alias to functions: 
+ */
+
+echo "*** Testing trait_exists() : basic functionality ***\n";
+
+function __autoload($traitName) {
+	echo "In __autoload($traitName)\n";
+}
+
+trait MyTrait {}
+
+echo "Calling trait_exists() on non-existent trait with autoload explicitly enabled:\n";
+var_dump( trait_exists('C', true) );
+echo "\nCalling trait_exists() on existing trait with autoload explicitly enabled:\n";
+var_dump( trait_exists('MyTrait', true) );
+
+echo "\nCalling trait_exists() on non-existent trait with autoload explicitly enabled:\n";
+var_dump( trait_exists('D', false) );
+echo "\nCalling trait_exists() on existing trait with autoload explicitly disabled:\n";
+var_dump( trait_exists('MyTrait', false) );
+
+echo "\nCalling trait_exists() on non-existent trait with autoload unspecified:\n";
+var_dump( trait_exists('E') );
+echo "\nCalling trait_exists() on existing trait with autoload unspecified:\n";
+var_dump( trait_exists('MyTrait') );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing trait_exists() : basic functionality ***
+Calling trait_exists() on non-existent trait with autoload explicitly enabled:
+In __autoload(C)
+bool(false)
+
+Calling trait_exists() on existing trait with autoload explicitly enabled:
+bool(true)
+
+Calling trait_exists() on non-existent trait with autoload explicitly enabled:
+bool(false)
+
+Calling trait_exists() on existing trait with autoload explicitly disabled:
+bool(true)
+
+Calling trait_exists() on non-existent trait with autoload unspecified:
+In __autoload(E)
+bool(false)
+
+Calling trait_exists() on existing trait with autoload unspecified:
+bool(true)
+Done
+\ No newline at end of file