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Diffstat (limited to 'js/src/tests/test262/built-ins/Iterator/prototype/flatMap/next-method-returns-non-object.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Iterator/prototype/flatMap/next-method-returns-non-object.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Iterator/prototype/flatMap/next-method-returns-non-object.js b/js/src/tests/test262/built-ins/Iterator/prototype/flatMap/next-method-returns-non-object.js new file mode 100644 index 0000000000..2f32c1c21a --- /dev/null +++ b/js/src/tests/test262/built-ins/Iterator/prototype/flatMap/next-method-returns-non-object.js @@ -0,0 +1,26 @@ +// |reftest| shell-option(--enable-iterator-helpers) skip-if(!this.hasOwnProperty('Iterator')||!xulRuntime.shell) -- iterator-helpers is not enabled unconditionally, requires shell-options +// Copyright (C) 2023 Michael Ficarra. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-iteratorprototype.flatMap +description: > + Underlying iterator next returns non-object +info: | + %Iterator.prototype%.flatMap ( mapper ) + +features: [iterator-helpers] +flags: [] +---*/ +class NonObjectIterator extends Iterator { + next() { + return null; + } +} + +let iterator = new NonObjectIterator().flatMap(x => [x]); + +assert.throws(TypeError, function () { + iterator.next(); +}); + +reportCompare(0, 0); |