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Array testcase improvements
* Add bug testcase for svaaralaGH-2023. * Testcase coverage improvement for Object.defineProperty() and array part handling.
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‎tests/ecmascript/test-bi-array-proto-map-sparse.js‎

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/*===
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10000001
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10000001
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25
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call count: 1
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done
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===*/
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try {
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var callCount = 0;
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var a = []; a[1e7] = 5;
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print(a.length);
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var b = a.map(function (v) { callCount++; return v*v; });
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print(b.length);
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print(b[1e7]);
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print('call count: ' + callCount);
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} catch (e) {
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print(e.stack || e);
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}
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print('done');

‎tests/ecmascript/test-bi-object-defineproperty-arridx.js‎

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/*
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* Object.defineProperty() array part behavior coverage.
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*/
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/*===
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1000
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foo foo undefined undefined
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1000000001
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foo foo undefined bar
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1000
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foo foo undefined undefined
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1001
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foo foo bar undefined
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999
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foo undefined foo undefined undefined undefined
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done
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===*/
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function test() {
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var A;
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var i;
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// These maintain the array part.
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A = [];
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for (i = 0; i < 1000; i++) {
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Object.defineProperty(A, i, { value: 'foo', writable: true, enumerable: true, configurable: true });
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}
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print(A.length);
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print(A[0], A[999], A[1000], A[1e9]);
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//print(JSON.stringify(Duktape.info(A)));
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// This abandons it, array would become too sparse.
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Object.defineProperty(A, 1e9, { value: 'bar', writable: true, enumerable: true, configurable: true });
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print(A.length);
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print(A[0], A[999], A[1000], A[1e9]);
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//print(JSON.stringify(Duktape.info(A)));
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// These maintain the array part.
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A = [];
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for (i = 0; i < 1000; i++) {
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Object.defineProperty(A, i, { value: 'foo', writable: true, enumerable: true, configurable: true });
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}
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print(A.length);
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print(A[0], A[999], A[1000], A[1e9]);
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//print(JSON.stringify(Duktape.info(A)));
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// This abandons it, non-standard attributes.
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Object.defineProperty(A, 1000, { value: 'bar', writable: true, enumerable: false, configurable: true });
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print(A.length);
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print(A[0], A[999], A[1000], A[1e9]);
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//print(JSON.stringify(Duktape.info(A)));
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// These maintain the array part, despite there being gaps.
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A = [];
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for (i = 0; i < 1000; i += 2) {
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Object.defineProperty(A, i, { value: 'foo', writable: true, enumerable: true, configurable: true });
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}
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print(A.length);
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print(A[0], A[1], A[998], A[999], A[1000], A[1e9]);
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//print(JSON.stringify(Duktape.info(A)));
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}
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try {
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test();
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} catch (e) {
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print(e.stack || e);
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}
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print('done');

‎tests/ecmascript/test-bug-props-asize-gh2023-2.js‎

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/*
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* https://github.com/svaarala/duktape/issues/2023
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*
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* Modified variant.
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*/
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/*===
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done
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===*/
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var input = [];
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input[65536] = 0;
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var output = input.map(Math.cos);
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print('done');

‎tests/ecmascript/test-bug-props-asize-gh2023.js‎

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/*
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* https://github.com/svaarala/duktape/issues/2023
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*/
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/*===
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done
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===*/
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function mapchar ( v ) { }
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var input ;
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var round ;
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input = [ ] ;
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input[ 65536 ] = 0 ;
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input.map( mapchar ).join( '' );
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print('done');

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