Add copyWithin and slice function to TypedArray (#2984)
The algorithm's are based on ECMA-262 v6, 22.2.3.5 and 22.2.3.23 Co-authored-by: Tibor Dusnoki tdusnoki@inf.u-szeged.hu JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
This commit is contained in:
Szilagyi Adam
committed by
Dániel Bátyai
Dániel Bátyai
parent
1c4cfe3e20
commit
24196b69da
@@ -0,0 +1,74 @@
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/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var typedarrays = [
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new Uint8ClampedArray ([0, 1, 2, 3, 4, 5]),
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new Uint8Array([0, 1, 2, 3, 4, 5]),
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new Uint16Array([0, 1, 2, 3, 4, 5]),
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new Uint32Array([0, 1, 2, 3, 4, 5]),
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new Float32Array([0, 1, 2, 3, 4, 5]),
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new Float64Array([0, 1, 2, 3, 4, 5]),
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new Int8Array([0, 1, 2, 3, 4, 5]),
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new Int16Array([0, 1, 2, 3, 4, 5]),
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new Int32Array([0, 1, 2, 3, 4, 5])
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];
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typedarrays.forEach(function(e){
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try {
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e.prototype.copyWithin.call (undefined);
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assert (false);
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} catch (err) {
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assert (err instanceof TypeError);
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}
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// Test with normal inputs
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assert(e.copyWithin(2, 1 ,4).toString() === '0,1,1,2,3,5');
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assert(e.copyWithin(3, 4, 6).toString() === '0,1,1,3,5,5');
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assert(e.copyWithin(4, 1, 3).toString() === '0,1,1,3,1,1');
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e.set([5, 2, 1, 3, 4, 4]);
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// Test with negative inputs
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assert(e.copyWithin(2, -10, 3).toString() === '5,2,5,2,1,4');
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assert(e.copyWithin(-3, 1, 6).toString() === '5,2,5,2,5,2');
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assert(e.copyWithin(2, 0, -3).toString() === '5,2,5,2,5,2');
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e.set([9, 3, 4, 5, 1, 7]);
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// Test with default inputs
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assert(e.copyWithin().toString() === '9,3,4,5,1,7');
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assert(e.copyWithin(3).toString() === '9,3,4,9,3,4');
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assert(e.copyWithin(1, 5).toString() === '9,4,4,9,3,4');
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e.set([12, 3, 1, 43, 2, 9]);
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// Test with too big inputs
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assert(e.copyWithin(2, 12, 21).toString() === '12,3,1,43,2,9');
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assert(e.copyWithin(4, 5, 13).toString() === '12,3,1,43,9,9');
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e.set([1, 2, 3, 1, 2, 1]);
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// Test with undefined inputs
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assert(e.copyWithin(undefined, 2, 4).toString() === '3,1,3,1,2,1');
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assert(e.copyWithin(undefined, undefined, 2).toString() === '3,1,3,1,2,1');
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assert(e.copyWithin(3, undefined, 5).toString() === '3,1,3,3,1,3');
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e.set([0, 2, 4, 2, 1, 5]);
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// Test with NaN/+-Infinity
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assert(e.copyWithin(NaN, 3, 5).toString() === '2,1,4,2,1,5');
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assert(e.copyWithin(3, Infinity, 5).toString() === '2,1,4,2,1,5');
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assert(e.copyWithin(1, 3, -Infinity).toString() === '2,1,4,2,1,5');
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});
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@@ -0,0 +1,63 @@
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/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var typedarrays = [
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new Uint8ClampedArray([0, 1, 2, 3, 4, 5]),
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new Uint8Array([0, 1, 2, 3, 4, 5]),
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new Uint16Array([0, 1, 2, 3, 4, 5]),
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new Uint32Array([0, 1, 2, 3, 4, 5]),
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new Float32Array([0, 1, 2, 3, 4, 5]),
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new Float64Array([0, 1, 2, 3, 4, 5]),
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new Int8Array([0, 1, 2, 3, 4, 5]),
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new Int16Array([0, 1, 2, 3, 4, 5]),
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new Int32Array([0, 1, 2, 3, 4, 5])
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];
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typedarrays.forEach(function(e){
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try {
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e.prototype.slice.call (undefined);
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assert (false);
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} catch (err) {
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assert (err instanceof TypeError);
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}
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// Test with normal inputs
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assert(e.slice(1, 3).toString() === "1,2");
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assert(e.slice(2, 5).toString() === "2,3,4");
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assert(e.slice(0, 6).toString() === "0,1,2,3,4,5");
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// Test witn negative inputs
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assert(e.slice(-2, 5).toString() === "4");
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assert(e.slice(0, -3).toString() === "0,1,2");
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assert(e.slice(-1, -4).toString() === "");
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// Test with bigger inputs then length
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assert(e.slice(7, 1).toString() === "");
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assert(e.slice(2, 9).toString() === "2,3,4,5");
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// Test with undefined
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assert(e.slice(undefined, 4).toString() === "0,1,2,3");
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assert(e.slice(0, undefined).toString() === "0,1,2,3,4,5");
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assert(e.slice(undefined, undefined).toString() === "0,1,2,3,4,5");
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// Test with NaN and +/-Infinity
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assert(e.slice(NaN, 3).toString() === "0,1,2");
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assert(e.slice(2, Infinity).toString() === "2,3,4,5");
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assert(e.slice(-Infinity, Infinity).toString() === "0,1,2,3,4,5");
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// Test with default inputs
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assert(e.slice().toString() === "0,1,2,3,4,5");
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assert(e.slice(4).toString() === "4,5");
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});
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