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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/jit-test/tests/TypedObject/aggregate-set-neutered.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/TypedObject/aggregate-set-neutered.js')
-rw-r--r-- | js/src/jit-test/tests/TypedObject/aggregate-set-neutered.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/TypedObject/aggregate-set-neutered.js b/js/src/jit-test/tests/TypedObject/aggregate-set-neutered.js new file mode 100644 index 000000000..e9e98965a --- /dev/null +++ b/js/src/jit-test/tests/TypedObject/aggregate-set-neutered.js @@ -0,0 +1,27 @@ +// Bug 991981. Check for various quirks when setting a field of a typed object +// during which set operation the underlying buffer is detached. + +if (typeof TypedObject === "undefined") + quit(); + +load(libdir + "asserts.js") + +var StructType = TypedObject.StructType; +var uint32 = TypedObject.uint32; + +function main() +{ + var Point = new StructType({ x: uint32, y: uint32 }); + var Line = new StructType({ from: Point, to: Point }); + + var buf = new ArrayBuffer(16); + var line = new Line(buf); + + assertThrowsInstanceOf(function() + { + line.to = { x: 22, + get y() { detachArrayBuffer(buf); return 44; } }; + }, TypeError, "setting into a detached buffer is bad mojo"); +} + +main(); |