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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /js/src/tests/ecma_6/Generators/iterator-next-non-object.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/tests/ecma_6/Generators/iterator-next-non-object.js')
-rw-r--r-- | js/src/tests/ecma_6/Generators/iterator-next-non-object.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Generators/iterator-next-non-object.js b/js/src/tests/ecma_6/Generators/iterator-next-non-object.js new file mode 100644 index 000000000..453f4cd87 --- /dev/null +++ b/js/src/tests/ecma_6/Generators/iterator-next-non-object.js @@ -0,0 +1,64 @@ +var BUGNUMBER = 1016936; +var summary = "IteratorNext should throw if the value returned by iterator.next() is not an object."; + +print(BUGNUMBER + ": " + summary); + +var nonobjs = [ + null, + undefined, + 1, + true, + "a", + Symbol.iterator, +]; + +function createIterable(v) { + var iterable = {}; + iterable[Symbol.iterator] = function () { + return { + next: function () { + return v; + } + }; + }; + return iterable; +} + +function f() { +} + +for (var nonobj of nonobjs) { + var iterable = createIterable(nonobj); + + assertThrowsInstanceOf(() => [...iterable], TypeError); + assertThrowsInstanceOf(() => f(...iterable), TypeError); + + assertThrowsInstanceOf(() => { for (var x of iterable) {} }, TypeError); + + assertThrowsInstanceOf(() => { + var [a] = iterable; + }, TypeError); + assertThrowsInstanceOf(() => { + var [...a] = iterable; + }, TypeError); + + assertThrowsInstanceOf(() => Array.from(iterable), TypeError); + assertThrowsInstanceOf(() => new Map(iterable), TypeError); + assertThrowsInstanceOf(() => new Set(iterable), TypeError); + assertThrowsInstanceOf(() => new WeakMap(iterable), TypeError); + assertThrowsInstanceOf(() => new WeakSet(iterable), TypeError); + // FIXME: bug 1232266 + // assertThrowsInstanceOf(() => new Int8Array(iterable), TypeError); + assertThrowsInstanceOf(() => Int8Array.from(iterable), TypeError); + + assertThrowsInstanceOf(() => { + var g = function*() { + yield* iterable; + }; + var v = g(); + v.next(); + }, TypeError); +} + +if (typeof reportCompare === "function") + reportCompare(true, true); |