b5a5148260
Due to failures in mjsunit/array-functions-prototype-misc TBR=verwaest@chromium.org Review URL: https://codereview.chromium.org/417953004 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22601 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
100 lines
2.8 KiB
JavaScript
100 lines
2.8 KiB
JavaScript
// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// TODO(jkummerow): There are many ways to improve these tests, e.g.:
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// - more variance in randomized inputs
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// - better time complexity management
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// - better code readability and documentation of intentions.
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var RUN_WITH_ALL_ARGUMENT_ENTRIES = false;
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var kOnManyArgumentsRemove = 5;
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function makeArguments() {
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var result = [ ];
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result.push(17);
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result.push(-31);
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result.push(new Array(100));
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result.push(new Array(100003));
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result.push(Number.MIN_VALUE);
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result.push("whoops");
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result.push("x");
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result.push({"x": 1, "y": 2});
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var slowCaseObj = {"a": 3, "b": 4, "c": 5};
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delete slowCaseObj.c;
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result.push(slowCaseObj);
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result.push(function () { return 8; });
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return result;
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}
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var kArgObjects = makeArguments().length;
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function makeFunction(name, argc) {
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var args = [];
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for (var i = 0; i < argc; i++)
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args.push("x" + i);
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var argsStr = args.join(", ");
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return new Function(argsStr,
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"return %" + name + "(" + argsStr + ");");
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}
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function testArgumentCount(name, argc) {
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for (var i = 0; i < 10; i++) {
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var func = null;
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try {
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func = makeFunction(name, i);
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} catch (e) {
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if (e != "SyntaxError: Illegal access") throw e;
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}
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if (func === null && i == argc) {
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throw "unexpected exception";
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}
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var args = [ ];
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for (var j = 0; j < i; j++)
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args.push(0);
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try {
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func.apply(void 0, args);
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} catch (e) {
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// we don't care what happens as long as we don't crash
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}
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}
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}
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function testArgumentTypes(name, argc) {
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var type = 0;
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var hasMore = true;
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var func = makeFunction(name, argc);
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while (hasMore) {
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var argPool = makeArguments();
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// When we have 5 or more arguments we lower the amount of tests cases
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// by randomly removing kOnManyArgumentsRemove entries
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var numArguments = RUN_WITH_ALL_ARGUMENT_ENTRIES ?
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kArgObjects : kArgObjects - kOnManyArgumentsRemove;
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if (kArgObjects >= 5 && !RUN_WITH_ALL_ARGUMENT_ENTRIES) {
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for (var i = 0; i < kOnManyArgumentsRemove; i++) {
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var rand = Math.floor(Math.random() * (kArgObjects - i));
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argPool.splice(rand, 1);
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}
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}
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var current = type;
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hasMore = false;
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var argList = [ ];
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for (var i = 0; i < argc; i++) {
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var index = current % numArguments;
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current = (current / numArguments) << 0;
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if (index != (numArguments - 1))
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hasMore = true;
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argList.push(argPool[index]);
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}
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try {
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func.apply(void 0, argList);
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} catch (e) {
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// we don't care what happens as long as we don't crash
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}
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type++;
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}
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}
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testArgumentCount(NAME, ARGC);
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testArgumentTypes(NAME, ARGC);
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