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Diffstat (limited to 'js/src/tests/non262/AsyncIterator/prototype/lazy-methods-throw-on-reentry.js')
-rw-r--r-- | js/src/tests/non262/AsyncIterator/prototype/lazy-methods-throw-on-reentry.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/tests/non262/AsyncIterator/prototype/lazy-methods-throw-on-reentry.js b/js/src/tests/non262/AsyncIterator/prototype/lazy-methods-throw-on-reentry.js new file mode 100644 index 0000000000..d7a582c6c1 --- /dev/null +++ b/js/src/tests/non262/AsyncIterator/prototype/lazy-methods-throw-on-reentry.js @@ -0,0 +1,18 @@ +// |reftest| skip-if(!this.hasOwnProperty('AsyncIterator')) + +async function* gen(x) { yield x; } + +const methods = ['map', 'filter', 'flatMap']; + +for (const method of methods) { + const iter = gen('value'); + const iterHelper = iter[method](x => iterHelper.next()); + iterHelper.next().then( + _ => assertEq(true, false, 'Expected reject.'), + err => assertEq(err instanceof TypeError, true), + ); +} + +if (typeof reportCompare == 'function') + reportCompare(0, 0); + |