summaryrefslogtreecommitdiffstats
path: root/js/src/tests/test262/language/statements/for-await-of/async-func-dstr-var-async-obj-ptrn-rest-skip-non-enumerable.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/tests/test262/language/statements/for-await-of/async-func-dstr-var-async-obj-ptrn-rest-skip-non-enumerable.js')
-rw-r--r--js/src/tests/test262/language/statements/for-await-of/async-func-dstr-var-async-obj-ptrn-rest-skip-non-enumerable.js74
1 files changed, 74 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-await-of/async-func-dstr-var-async-obj-ptrn-rest-skip-non-enumerable.js b/js/src/tests/test262/language/statements/for-await-of/async-func-dstr-var-async-obj-ptrn-rest-skip-non-enumerable.js
new file mode 100644
index 0000000000..b296c76684
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-await-of/async-func-dstr-var-async-obj-ptrn-rest-skip-non-enumerable.js
@@ -0,0 +1,74 @@
+// |reftest| async
+// This file was procedurally generated from the following sources:
+// - src/dstr-binding-for-await/obj-ptrn-rest-skip-non-enumerable.case
+// - src/dstr-binding-for-await/default/for-await-of-async-func-var-async.template
+/*---
+description: Rest object doesn't contain non-enumerable properties (for-await-of statement)
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [object-rest, destructuring-binding, async-iteration]
+flags: [generated, async]
+includes: [propertyHelper.js]
+info: |
+ IterationStatement :
+ for await ( ForDeclaration of AssignmentExpression ) Statement
+
+ [...]
+ 2. Return ? ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult,
+ lexicalBinding, labelSet, async).
+
+ 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
+
+ [...]
+ 4. Let destructuring be IsDestructuring of lhs.
+ [...]
+ 6. Repeat
+ [...]
+ j. If destructuring is false, then
+ [...]
+ k. Else
+ i. If lhsKind is assignment, then
+ [...]
+ ii. Else if lhsKind is varBinding, then
+ [...]
+ iii. Else,
+ 1. Assert: lhsKind is lexicalBinding.
+ 2. Assert: lhs is a ForDeclaration.
+ 3. Let status be the result of performing BindingInitialization
+ for lhs passing nextValue and iterationEnv as arguments.
+ [...]
+---*/
+var o = {a: 3, b: 4};
+Object.defineProperty(o, "x", { value: 4, enumerable: false });
+
+var iterCount = 0;
+var asyncIter = (async function*() {
+ yield* [o];
+})();
+
+async function fn() {
+ for await (var {...rest} of asyncIter) {
+ assert.sameValue(rest.a, 3);
+ assert.sameValue(rest.b, 4);
+ assert.sameValue(rest.x, undefined);
+
+ verifyProperty(rest, "a", {
+ enumerable: true,
+ writable: true,
+ configurable: true,
+ value: 3
+ });
+
+ verifyProperty(rest, "b", {
+ enumerable: true,
+ writable: true,
+ configurable: true,
+ value: 4
+ });
+
+ iterCount += 1;
+ }
+}
+
+fn()
+ .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+ .then($DONE, $DONE);