1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/multiline/S15.10.7.4_A9.js b/js/src/tests/test262/built-ins/RegExp/prototype/multiline/S15.10.7.4_A9.js
new file mode 100644
index 0000000000..89a576a978
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExp/prototype/multiline/S15.10.7.4_A9.js
@@ -0,0 +1,20 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    The RegExp.prototype multiline property does not have the attribute
+    DontDelete
+es5id: 15.10.7.4_A9
+description: Checking if deleting the multiline property succeeds
+---*/
+
+var __re = RegExp.prototype;
+
+assert.sameValue(__re.hasOwnProperty('multiline'), true, '__re.hasOwnProperty(\'multiline\') must return true');
+assert.sameValue(delete __re.multiline, true, 'The value of `delete __re.multiline` is expected to be true');
+assert.sameValue(__re.hasOwnProperty('multiline'), false, '__re.hasOwnProperty(\'multiline\') must return false');
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);