Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/expressions/logical-not/bigint.js b/js/src/tests/test262/language/expressions/logical-not/bigint.js
new file mode 100644
index 0000000000..b67471f85f
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/logical-not/bigint.js
@@ -0,0 +1,25 @@
+// Copyright (C) 2017 Robin Templeton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Conversion of BigInt values to booleans
+esid: sec-logical-not-operator-runtime-semantics-evaluation
+info: |
+  UnaryExpression: ! UnaryExpression
+
+  1. Let expr be the result of evaluating UnaryExpression.
+  2. Let oldValue be ToBoolean(? GetValue(expr)).
+  3. If oldValue is true, return false.
+  4. Return true.
+
+  ToBoolean ( argument )
+
+  BigInt: Return false if argument is 0n; otherwise return true.
+features: [BigInt]
+---*/
+
+assert.sameValue(!0n, true, "!0n");
+assert.sameValue(!1n, false, "!1n");
+assert.sameValue(!-1n, false, "!-1n");
+
+reportCompare(0, 0);