diff options
Diffstat (limited to 'js/src/jit-test/tests/warp/typedarray-element-exists.js')
-rw-r--r-- | js/src/jit-test/tests/warp/typedarray-element-exists.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/warp/typedarray-element-exists.js b/js/src/jit-test/tests/warp/typedarray-element-exists.js new file mode 100644 index 0000000000..623ad672cb --- /dev/null +++ b/js/src/jit-test/tests/warp/typedarray-element-exists.js @@ -0,0 +1,46 @@ +function inBounds() { + var ta = new Int32Array(10); + + for (var i = 0; i < 100; ++i) { + var index = i & 7; + assertEq(index in ta, true); + } +} +inBounds(); + +function outOfBounds() { + var ta = new Int32Array(10); + + for (var i = 0; i < 100; ++i) { + var index = 10 + (i & 7); + assertEq(index in ta, false); + + var largeIndex = 2147483647 - (i & 1); + assertEq(largeIndex in ta, false); + } +} +outOfBounds(); + +function negativeIndex() { + var ta = new Int32Array(10); + + for (var i = 0; i < 100; ++i) { + var index = -(1 + (i & 7)); + assertEq(index in ta, false); + + var largeIndex = -2147483647 - (i & 1); + assertEq(largeIndex in ta, false); + } +} +negativeIndex(); + +function emptyArray() { + var ta = new Int32Array(0); + + for (var i = 0; i < 100; ++i) { + var index = i & 7; + assertEq(index in ta, false); + assertEq(-index in ta, false); + } +} +emptyArray(); |