summaryrefslogtreecommitdiffstats
path: root/js/src/tests/test262/language/expressions/array/spread-err-sngl-err-itr-get-get.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/tests/test262/language/expressions/array/spread-err-sngl-err-itr-get-get.js')
-rw-r--r--js/src/tests/test262/language/expressions/array/spread-err-sngl-err-itr-get-get.js50
1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/array/spread-err-sngl-err-itr-get-get.js b/js/src/tests/test262/language/expressions/array/spread-err-sngl-err-itr-get-get.js
new file mode 100644
index 0000000000..82e463fe16
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/array/spread-err-sngl-err-itr-get-get.js
@@ -0,0 +1,50 @@
+// This file was procedurally generated from the following sources:
+// - src/spread/sngl-err-itr-get-get.case
+// - src/spread/error/array.template
+/*---
+description: Spread operator applied to the only argument when GetIterator fails (@@iterator property access) (Array initializer)
+esid: sec-runtime-semantics-arrayaccumulation
+features: [Symbol.iterator]
+flags: [generated]
+info: |
+ SpreadElement : ...AssignmentExpression
+
+ 1. Let spreadRef be the result of evaluating AssignmentExpression.
+ 2. Let spreadObj be ? GetValue(spreadRef).
+ 3. Let iterator be ? GetIterator(spreadObj).
+ 4. Repeat
+ a. Let next be ? IteratorStep(iterator).
+ b. If next is false, return nextIndex.
+ c. Let nextValue be ? IteratorValue(next).
+ d. Let status be CreateDataProperty(array, ToString(ToUint32(nextIndex)),
+ nextValue).
+ e. Assert: status is true.
+ f. Let nextIndex be nextIndex + 1.
+
+ 12.3.6.1 Runtime Semantics: ArgumentListEvaluation
+
+ ArgumentList : ... AssignmentExpression
+
+ 1. Let list be an empty List.
+ 2. Let spreadRef be the result of evaluating AssignmentExpression.
+ 3. Let spreadObj be GetValue(spreadRef).
+ 4. Let iterator be GetIterator(spreadObj).
+ 5. ReturnIfAbrupt(iterator).
+
+ 7.4.1 GetIterator ( obj, method )
+
+ 1. If method was not passed, then
+ a. Let method be ? GetMethod(obj, @@iterator).
+---*/
+var iter = {};
+Object.defineProperty(iter, Symbol.iterator, {
+ get: function() {
+ throw new Test262Error();
+ }
+});
+
+assert.throws(Test262Error, function() {
+ [...iter];
+});
+
+reportCompare(0, 0);