diff options
Diffstat (limited to 'js/src/jit-test/tests/basic/testTypedArrayMaybeUndefined.js')
-rw-r--r-- | js/src/jit-test/tests/basic/testTypedArrayMaybeUndefined.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testTypedArrayMaybeUndefined.js b/js/src/jit-test/tests/basic/testTypedArrayMaybeUndefined.js new file mode 100644 index 000000000..e2dc94192 --- /dev/null +++ b/js/src/jit-test/tests/basic/testTypedArrayMaybeUndefined.js @@ -0,0 +1,46 @@ +// Testing GETELEM and SETELEM on a typed array where the +// type set of the object may include undefined or other +// primitive types. + +// Argument x has type {void, double, Uint16Array}. +function testSet(x) { + var y = 0; + for (var i=0; i<40; i++) { + x[i] = 3; + } + return x[10]; +} + +// Argument x has type {void, int32, Uint16Array}. +function testGet(x) { + var y = 0; + for (var i=0; i<40; i++) { + y += x[i]; + } + return y; +} + +var arr = new Uint16Array(40); +assertEq(testSet(arr), 3); +try { + testSet(undefined); +} catch(e) { + assertEq(e instanceof TypeError, true); +} +try { + testSet(4.5); +} catch(e) { + assertEq(e instanceof TypeError, true); +} + +assertEq(testGet(arr), 120); +try { + testGet(undefined); +} catch(e) { + assertEq(e instanceof TypeError, true); +} +try { + testGet(12345); +} catch(e) { + assertEq(e instanceof TypeError, true); +} |