diff options
Diffstat (limited to 'js/src/tests/non262/DataView/get-set-index-range.js')
-rw-r--r-- | js/src/tests/non262/DataView/get-set-index-range.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/non262/DataView/get-set-index-range.js b/js/src/tests/non262/DataView/get-set-index-range.js new file mode 100644 index 0000000000..4391591b67 --- /dev/null +++ b/js/src/tests/non262/DataView/get-set-index-range.js @@ -0,0 +1,36 @@ +var buffer = new ArrayBuffer(2); +var view = new DataView(buffer); + +function check(view) { + for (let fun of ['getInt8', 'setInt8', 'getInt16', 'setInt16']) { + assertThrowsInstanceOf(() => view[fun](-10), RangeError); + assertThrowsInstanceOf(() => view[fun](-Infinity), RangeError); + assertThrowsInstanceOf(() => view[fun](Infinity), RangeError); + + assertThrowsInstanceOf(() => view[fun](Math.pow(2, 53)), RangeError); + assertThrowsInstanceOf(() => view[fun](Math.pow(2, 54)), RangeError); + } +} + +check(view); + +for (let fun of ['getInt8', 'getInt16']) { + assertEq(view[fun](0), 0); + assertEq(view[fun](undefined), 0); + assertEq(view[fun](NaN), 0); +} + +if ('detachArrayBuffer' in this) { + // ToIndex is called before detachment check, so we can tell the difference + // between a ToIndex failure and a real out of bounds failure. + detachArrayBuffer(buffer); + + check(view); + + assertThrowsInstanceOf(() => view.getInt8(0), TypeError); + assertThrowsInstanceOf(() => view.setInt8(0, 0), TypeError); + assertThrowsInstanceOf(() => view.getInt8(Math.pow(2, 53) - 1), TypeError); + assertThrowsInstanceOf(() => view.setInt8(Math.pow(2, 53) - 1, 0), TypeError); +} + +reportCompare(0, 0, 'OK'); |