diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/async-generator/dstr/dflt-ary-ptrn-rest-id-direct.js')
-rw-r--r-- | js/src/tests/test262/language/statements/async-generator/dstr/dflt-ary-ptrn-rest-id-direct.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/async-generator/dstr/dflt-ary-ptrn-rest-id-direct.js b/js/src/tests/test262/language/statements/async-generator/dstr/dflt-ary-ptrn-rest-id-direct.js new file mode 100644 index 0000000000..20ab4e6e64 --- /dev/null +++ b/js/src/tests/test262/language/statements/async-generator/dstr/dflt-ary-ptrn-rest-id-direct.js @@ -0,0 +1,44 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-direct.case +// - src/dstr-binding/default/async-gen-func-decl-dflt.template +/*--- +description: Lone rest element (direct binding) (async generator function declaration (default parameter)) +esid: sec-asyncgenerator-definitions-instantiatefunctionobject +features: [async-iteration] +flags: [generated, async] +includes: [compareArray.js] +info: | + AsyncGeneratorDeclaration : async [no LineTerminator here] function * BindingIdentifier + ( FormalParameters ) { AsyncGeneratorBody } + + [...] + 3. Let F be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, AsyncGeneratorBody, + scope, strict). + [...] + + + Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingIdentifier + + [...] + 2. Let A be ! ArrayCreate(0). + 3. Let n be 0. + 4. Repeat, + [...] + f. Perform ! CreateDataPropertyOrThrow(A, ! ToString(n), nextValue). + g. Set n to n + 1. + +---*/ + + +var callCount = 0; +async function* f([...x] = [1]) { + assert(Array.isArray(x)); + assert.compareArray(x, [1]); + callCount = callCount + 1; +}; +f().next().then(() => { + assert.sameValue(callCount, 1, 'invoked exactly once'); +}).then($DONE, $DONE); |