diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/generators/yield-spread-arr-single.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/generators/yield-spread-arr-single.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/generators/yield-spread-arr-single.js b/js/src/tests/test262/language/expressions/generators/yield-spread-arr-single.js new file mode 100644 index 0000000000..41bcc723ec --- /dev/null +++ b/js/src/tests/test262/language/expressions/generators/yield-spread-arr-single.js @@ -0,0 +1,46 @@ +// This file was procedurally generated from the following sources: +// - src/generators/yield-spread-arr-single.case +// - src/generators/default/expression.template +/*--- +description: Use yield value in a array spread position (Unnamed generator expression) +esid: prod-GeneratorExpression +features: [generators] +flags: [generated] +info: | + 14.4 Generator Function Definitions + + GeneratorExpression: + function * BindingIdentifier opt ( FormalParameters ) { GeneratorBody } + + + Array Initializer + + SpreadElement[Yield, Await]: + ...AssignmentExpression[+In, ?Yield, ?Await] +---*/ +var arr = ['a', 'b', 'c']; + +var callCount = 0; + +var gen = function *() { + callCount += 1; + yield [...yield]; +}; + +var iter = gen(); + +iter.next(false); +var item = iter.next(arr); +var value = item.value; + +assert.notSameValue(value, arr, 'value is a new array'); +assert(Array.isArray(value), 'value is an Array exotic object'); +assert.sameValue(value.length, 3) +assert.sameValue(value[0], 'a'); +assert.sameValue(value[1], 'b'); +assert.sameValue(value[2], 'c'); +assert.sameValue(item.done, false); + +assert.sameValue(callCount, 1); + +reportCompare(0, 0); |