1 files changed, 92 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/left-shift/bigint-and-number.js b/js/src/tests/test262/language/expressions/left-shift/bigint-and-number.js
new file mode 100644
index 0000000000..d47cd779b6
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/left-shift/bigint-and-number.js
@@ -0,0 +1,92 @@
+// Copyright (C) 2018 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-left-shift-operator-runtime-semantics-evaluation
+description: Mixing BigInt and Number produces a TypeError for left-shift operator
+features: [BigInt]
+info: |
+  Let lnum be ? ToNumeric(leftValue).
+  Let rnum be ? ToNumeric(rightValue).
+  If Type(lnum) does not equal Type(rnum), throw a TypeError exception.
+---*/
+assert.throws(TypeError, function() {
+  1n << 1;
+}, '1n << 1 throws TypeError');
+
+assert.throws(TypeError, function() {
+  1 << 1n;
+}, '1 << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  Object(1n) << 1;
+}, 'Object(1n) << 1 throws TypeError');
+
+assert.throws(TypeError, function() {
+  1 << Object(1n);
+}, '1 << Object(1n) throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << Object(1);
+}, '1n << Object(1) throws TypeError');
+
+assert.throws(TypeError, function() {
+  Object(1) << 1n;
+}, 'Object(1) << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  Object(1n) << Object(1);
+}, 'Object(1n) << Object(1) throws TypeError');
+
+assert.throws(TypeError, function() {
+  Object(1) << Object(1n);
+}, 'Object(1) << Object(1n) throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << NaN;
+}, '1n << NaN throws TypeError');
+
+assert.throws(TypeError, function() {
+  NaN << 1n;
+}, 'NaN << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << Infinity;
+}, '1n << Infinity throws TypeError');
+
+assert.throws(TypeError, function() {
+  Infinity << 1n;
+}, 'Infinity << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << true;
+}, '1n << true throws TypeError');
+
+assert.throws(TypeError, function() {
+  true << 1n;
+}, 'true << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << '1';
+}, '1n << "1" throws TypeError');
+
+assert.throws(TypeError, function() {
+  '1' << 1n;
+}, '"1" << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << null;
+}, '1n << null throws TypeError');
+
+assert.throws(TypeError, function() {
+  null << 1n;
+}, 'null << 1n throws TypeError');
+
+assert.throws(TypeError, function() {
+  1n << undefined;
+}, '1n << undefined throws TypeError');
+
+assert.throws(TypeError, function() {
+  undefined << 1n;
+}, 'undefined << 1n throws TypeError');
+
+reportCompare(0, 0);