1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/logical-not/symbol-logical-not-evaluation.js b/js/src/tests/test262/language/expressions/logical-not/symbol-logical-not-evaluation.js
new file mode 100644
index 0000000000..4b13fb5fe0
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/logical-not/symbol-logical-not-evaluation.js
@@ -0,0 +1,22 @@
+// Copyright (C) 2013 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 12.5.12.1
+description: >
+    "Logical Not" coercion operation on Symbols
+features: [Symbol]
+---*/
+var sym = Symbol();
+
+assert.sameValue(!sym, false, "`!sym` is `false`");
+assert.sameValue(!!sym, true, "`!!sym` is `true`");
+
+if (!sym) {
+  throw new Test262Error("ToBoolean(Symbol) always returns `true`");
+} else if (sym) {
+  assert(true, "`sym` evaluates to `true`");
+} else {
+  throw new Test262Error("ToBoolean(Symbol) always returns `true`");
+}
+
+reportCompare(0, 0);