summaryrefslogtreecommitdiffstats
path: root/js/src/tests/ecma_6/Class/newTargetEval.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/tests/ecma_6/Class/newTargetEval.js')
-rw-r--r--js/src/tests/ecma_6/Class/newTargetEval.js34
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Class/newTargetEval.js b/js/src/tests/ecma_6/Class/newTargetEval.js
new file mode 100644
index 000000000..e3940bbf9
--- /dev/null
+++ b/js/src/tests/ecma_6/Class/newTargetEval.js
@@ -0,0 +1,34 @@
+// Eval of new.target is invalid outside functions.
+try {
+ eval('new.target');
+ assertEq(false, true);
+} catch (e if e instanceof SyntaxError) { }
+
+// new.target is invalid inside eval inside top-level arrow functions
+assertThrowsInstanceOf(() => eval('new.target'), SyntaxError);
+
+// new.target is invalid inside indirect eval.
+let ieval = eval;
+try {
+ (function () ieval('new.target'))();
+ assertEq(false, true);
+} catch (e if e instanceof SyntaxError) { }
+
+function assertNewTarget(expected) {
+ assertEq(eval('new.target'), expected);
+ assertEq((()=>eval('new.target'))(), expected);
+
+ // Also test nestings "by induction"
+ assertEq(eval('eval("new.target")'), expected);
+ assertEq(eval("eval('eval(`new.target`)')"), expected);
+}
+
+const ITERATIONS = 550;
+for (let i = 0; i < ITERATIONS; i++)
+ assertNewTarget(undefined);
+
+for (let i = 0; i < ITERATIONS; i++)
+ new assertNewTarget(assertNewTarget);
+
+if (typeof reportCompare === "function")
+ reportCompare(0,0,"OK");