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-rw-r--r--js/src/tests/non262/class/newTargetArrow.js24
1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/newTargetArrow.js b/js/src/tests/non262/class/newTargetArrow.js
new file mode 100644
index 0000000000..548f750475
--- /dev/null
+++ b/js/src/tests/non262/class/newTargetArrow.js
@@ -0,0 +1,24 @@
+// new.target is valid in any arrow function not in a global context.
+new Function('(() => new.target)()');
+
+// It's also good inside eval, but not global eval
+assertThrowsInstanceOf(() => eval('() => new.target'), SyntaxError);
+
+function assertNewTarget(expected) {
+ assertEq((()=>new.target)(), expected);
+ assertEq(eval('()=>new.target')(), expected);
+
+ // Make sure that arrow functions can escape their original context and
+ // still get the right answer.
+ return (() => new.target);
+}
+
+const ITERATIONS = 550;
+for (let i = 0; i < ITERATIONS; i++)
+ assertEq(assertNewTarget(undefined)(), undefined);
+
+for (let i = 0; i < ITERATIONS; i++)
+ assertEq(new assertNewTarget(assertNewTarget)(), assertNewTarget);
+
+if (typeof reportCompare === 'function')
+ reportCompare(0,0,"OK");