diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/array/spread-mult-obj-null.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/array/spread-mult-obj-null.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/array/spread-mult-obj-null.js b/js/src/tests/test262/language/expressions/array/spread-mult-obj-null.js new file mode 100644 index 0000000000..89b71fb411 --- /dev/null +++ b/js/src/tests/test262/language/expressions/array/spread-mult-obj-null.js @@ -0,0 +1,47 @@ +// This file was procedurally generated from the following sources: +// - src/spread/mult-obj-null.case +// - src/spread/default/array.template +/*--- +description: Object Spread operator following other arguments with null value (Array initializer) +esid: sec-runtime-semantics-arrayaccumulation +features: [object-spread] +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. + + Pending Runtime Semantics: PropertyDefinitionEvaluation + + PropertyDefinition:...AssignmentExpression + + 1. Let exprValue be the result of evaluating AssignmentExpression. + 2. Let fromValue be GetValue(exprValue). + 3. ReturnIfAbrupt(fromValue). + 4. Let excludedNames be a new empty List. + 5. Return CopyDataProperties(object, fromValue, excludedNames). + +---*/ + +var callCount = 0; + +(function(obj) { + assert.sameValue(obj.a, 1); + assert.sameValue(obj.b, 2); + assert.sameValue(Object.keys(obj).length, 2); + callCount += 1; +}.apply(null, [{a: 1, b: 2, ...null}])); + +assert.sameValue(callCount, 1); + +reportCompare(0, 0); |