diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/class/async-gen-method/yield-spread-arr-single.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/async-gen-method/yield-spread-arr-single.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/async-gen-method/yield-spread-arr-single.js b/js/src/tests/test262/language/statements/class/async-gen-method/yield-spread-arr-single.js new file mode 100644 index 0000000000..55b7f0855a --- /dev/null +++ b/js/src/tests/test262/language/statements/class/async-gen-method/yield-spread-arr-single.js @@ -0,0 +1,56 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/async-generators/yield-spread-arr-single.case +// - src/async-generators/default/async-class-decl-method.template +/*--- +description: Use yield value in a array spread position (Async Generator method as a ClassDeclaration element) +esid: prod-AsyncGeneratorMethod +features: [async-iteration] +flags: [generated, async] +info: | + ClassElement : + MethodDefinition + + MethodDefinition : + AsyncGeneratorMethod + + Async Generator Function Definitions + + AsyncGeneratorMethod : + async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } + + + Array Initializer + + SpreadElement[Yield, Await]: + ...AssignmentExpression[+In, ?Yield, ?Await] + +---*/ +var arr = ['a', 'b', 'c']; + + +var callCount = 0; + +class C { async *gen() { + callCount += 1; + yield [...yield]; +}} + +var gen = C.prototype.gen; + +var iter = gen(); + +iter.next(false); +var item = iter.next(arr); + +item.then(({ done, 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(done, false); +}).then($DONE, $DONE); + +assert.sameValue(callCount, 1); |