1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/non262/strict/8.12.7.js b/js/src/tests/non262/strict/8.12.7.js
new file mode 100644
index 0000000000..518adc799d
--- /dev/null
+++ b/js/src/tests/non262/strict/8.12.7.js
@@ -0,0 +1,32 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+function setup() {
+  var o = {all: 1, nowrite: 1, noconfig: 1, noble: 1};
+  Object.defineProperty(o, 'nowrite', {writable: false});
+  Object.defineProperty(o, 'noconfig', {configurable: false});
+  Object.defineProperty(o, 'noble', {writable: false, configurable: false});
+  return o;
+}
+
+assertEq(testLenientAndStrict('var o = setup(); delete o.all',
+                              returns(true), returns(true)),
+         true);
+
+assertEq(testLenientAndStrict('var o = setup(); delete o.nowrite',
+                              returns(true), returns(true)),
+         true);
+
+assertEq(testLenientAndStrict('var o = setup(); delete o.noconfig',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+assertEq(testLenientAndStrict('var o = setup(); delete o.noble',
+                              returns(false), raisesException(TypeError)),
+         true);
+
+reportCompare(true, true);