From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../statements/async-function/unscopables-with.js | 74 ++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 js/src/tests/test262/language/statements/async-function/unscopables-with.js (limited to 'js/src/tests/test262/language/statements/async-function/unscopables-with.js') diff --git a/js/src/tests/test262/language/statements/async-function/unscopables-with.js b/js/src/tests/test262/language/statements/async-function/unscopables-with.js new file mode 100644 index 0000000000..ecdf135c5f --- /dev/null +++ b/js/src/tests/test262/language/statements/async-function/unscopables-with.js @@ -0,0 +1,74 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/function-forms/unscopables-with.case +// - src/function-forms/default/async-func-decl.template +/*--- +description: Symbol.unscopables behavior across scope boundaries (async function declaration) +esid: sec-async-function-definitions +features: [globalThis, Symbol.unscopables, async-functions] +flags: [generated, noStrict, async] +info: | + 14.6 Async Function Definitions + + AsyncFunctionDeclaration : + async function BindingIdentifier ( FormalParameters ) { AsyncFunctionBody } + + + ... + Let envRec be lex's EnvironmentRecord. + Let exists be ? envRec.HasBinding(name). + + HasBinding + + ... + If the withEnvironment flag of envRec is false, return true. + Let unscopables be ? Get(bindings, @@unscopables). + If Type(unscopables) is Object, then + Let blocked be ToBoolean(? Get(unscopables, N)). + If blocked is true, return false. + + (The `with` Statement) Runtime Semantics: Evaluation + + ... + Set the withEnvironment flag of newEnv’s EnvironmentRecord to true. + ... + +---*/ +let count = 0; +var v = 1; +globalThis[Symbol.unscopables] = { + v: true, +}; + +{ + count++; + + +var callCount = 0; + +// Stores a reference `ref` for case evaluation +async function ref(x) { + count++; + with (globalThis) { + count++; + assert.sameValue(v, undefined, 'The value of `v` is expected to equal `undefined`'); + } + count++; + var v = x; + with (globalThis) { + count++; + assert.sameValue(v, 10, 'The value of `v` is 10'); + v = 20; + } + assert.sameValue(v, 20, 'The value of `v` is 20'); + assert.sameValue(globalThis.v, 1, 'The value of globalThis.v is 1'); + callCount = callCount + 1; +} + +ref(10).then(() => { + assert.sameValue(callCount, 1, 'function invoked exactly once'); +}).then($DONE, $DONE); + + count++; +} +assert.sameValue(count, 6, 'The value of `count` is 6'); -- cgit v1.2.3