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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/basic/testTypedArrayOutOfBounds.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/basic/testTypedArrayOutOfBounds.js')
-rw-r--r-- | js/src/jit-test/tests/basic/testTypedArrayOutOfBounds.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testTypedArrayOutOfBounds.js b/js/src/jit-test/tests/basic/testTypedArrayOutOfBounds.js new file mode 100644 index 000000000..8c2d85441 --- /dev/null +++ b/js/src/jit-test/tests/basic/testTypedArrayOutOfBounds.js @@ -0,0 +1,32 @@ +function f1() { + var a = new Int32Array(50); + for (var i=0; i<100; i++) { + var x = a[i]; + assertEq(typeof x, i < a.length ? "number" : "undefined"); + } + + var b = new Float32Array(50); + for (var i=0; i<100; i++) { + var x = b[i]; + assertEq(typeof x, i < b.length ? "number" : "undefined"); + } +} +f1(); + +function f2() { + // Test that values on the prototype are ignored, + // even for OOB accesses. This behavior is new + // with ECMA 6 (see bug 829896). + Object.prototype[50] = 4.4; + Object.prototype[55] = Math; + + var a = new Int16Array(50); + for (var i=0; i<100; i++) { + var x = a[i]; + if (i < a.length) + assertEq(x, 0); + else + assertEq(x, undefined); + } +} +f2(); |