diff -r fc37699ddc0e -r 9f236e3c5088 test/script/basic/NASHORN-377-payload.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/script/basic/NASHORN-377-payload.js Mon Nov 17 14:36:15 2014 +0100 @@ -0,0 +1,226 @@ +/* + * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * NASHORN-377: Typed arrays. Payload for litte and big endian platforms. + * + * @subtest + * @run + */ + +var types = [Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array]; + +//--------------------------------------------------------------------------- +// utility functions +//--------------------------------------------------------------------------- +function tohex(d, w) { + var hex = Number(d).toString(16); + var pad = (w ? w : 8) - hex.length; + hex = "00000000".substr(0, pad) + hex; + return hex; +} + +function arrstr(a, n, w) { + var s = ""; + if (typeof n == "undefined") n = a.length; + if (typeof w == "undefined") w = a.constructor.BYTES_PER_ELEMENT * 2; + for (var i = 0; i < n; i++) { + s += tohex(a[i], w); + } + return s; +} +function bufstr(b) { + if (b.buffer !== undefined) { + b = b.buffer; + } + return arrstr(new Uint8Array(b)); +} + +function assertFail(f) { + try { + f(); + } catch (e) { + //print(e); + return; + } + throw "assertion failed: expected exception"; +} + +function assertTrue(f) { + if (f() !== true) throw "assertion failed: " + f; +} + +function isUndefined(x) { + return typeof x === "undefined"; +} + +function fillArray(a, start) { + if (typeof start == "undefined") start = 1; + for (var i = 0; i < a.length; i++) { + a[i] = i + start; + } + return a; +} + +//--------------------------------------------------------------------------- +// tests +//--------------------------------------------------------------------------- +(function() { + var b = new ArrayBuffer(8); + var i8 = new Int8Array(b); + print(i8.buffer.byteLength, b.byteLength, i8.buffer === b, b.length); + print(b, i8.buffer, i8); +})(); + +(function test_attributes() { + var b = new ArrayBuffer(8); + for (var i in types) { + var x = new types[i](b); + print(x.byteOffset, x.byteLength, x.length, x.constructor.BYTES_PER_ELEMENT); + assertTrue(function(){ return x.constructor === types[i] }); + } +})(); + +(function() { + var b = new ArrayBuffer(8); + var i8 = new Int8Array(b); + fillArray(i8, 0x70); + + var i8_2 = new Int8Array(b, 2); + var i8_2_4 = new Uint8Array(b, 2, 4); + + i8_2_4[3] = 0x80; + + print(arrstr(i8, 8, 2) + " " + bufstr(i8)); + print(arrstr(i8_2, 6) + " " + i8_2.byteOffset + " " + i8_2.byteLength); + print(arrstr(i8_2_4, 4) + " " + i8_2_4.byteOffset + " " + i8_2_4.byteLength); + + var i8_1_5 = i8.subarray(1, 5); + i8_2_4.subarray(1, 5); + print(arrstr(i8_1_5, 4) + " " + i8_1_5.byteOffset + " " + i8_1_5.byteLength); + + print(bufstr(b.slice(1,7))); +})(); + +(function() { + var b = new ArrayBuffer(8); + fillArray(new Int8Array(b), 0x70); + new Int8Array(b)[5] = 0x80; + + var i32 = new Int32Array(b); + var u32 = new Uint32Array(b); + print(arrstr(i32), i32[0], i32[1]); + i32[1] = 0xfefdfcfb; + print(arrstr(i32), i32[0], i32[1]); + print(arrstr(u32), u32[0], u32[1]); + + var pi = 3.1415926; + var f32 = new Float32Array(b); + var f64 = new Float64Array(b); + f32[0] = pi; + print(bufstr(b), f32.length); + f64[0] = pi; + print(bufstr(b), f64.length); + print(arrstr(u32), u32[0], u32[1]); + + var d = new Int32Array(3); + d.set(i32,1); + print(bufstr(d)); + + var s = new Int16Array(b); + var t = new Uint16Array(b); + print(arrstr(s), arrstr(t)); + s[0] = -1; s[1] = 0x80; + print(arrstr(s), arrstr(t)); +})(); + +(function enumerate_properties() { + var i8 = new Int8Array(new ArrayBuffer(8)); + var s = ""; for (var i in i8) { s += i + " "; } print(s.trim()); +})(); + +// check that ScriptObject fallback is still working +// DISABLED because correct behavior is unclear +(function() { + // NB: firefox will never set any out-of-bounds or non-array values although it does get both from prototype. + var z = new Uint8Array(4); + z["asdf"] = "asdf"; print(z["asdf"]); + z[0x100000000] = "asdf"; print(z[0x100000000]); + z[-1] = "asdf"; print(z[-1]); + + // v8 and nashorn disagree on out-of-bounds uint32 indices: v8 won't go to the prototype. + z[0xf0000000] = "asdf"; print(z[0xf0000000]); + z[0xffffffff] = "asdf"; print(z[0xffffffff]); + z[0x70000000] = "asdf"; print(z[0x70000000]); + + // this will work in firefox and nashorn (not in v8). + Uint8Array.prototype[4] = "asdf"; print(z[4]); +}); + +(function test_exceptions() { + assertFail(function() { new Int32Array(new ArrayBuffer(7)); }); + assertFail(function() { new Int32Array(new ArrayBuffer(8), 0, 4); }); + assertFail(function() { new Int32Array(new ArrayBuffer(8),-1, 2); }); + assertFail(function() { new Int32Array(new ArrayBuffer(8), 0,-1); }); +})(); + +(function test_subarray() { + var x = fillArray(new Int8Array(8)); + print(arrstr(x)); + print("subarray(2,4)=" + arrstr(x.subarray(2, 4)), "subarray(-6,-4)=" + arrstr(x.subarray(-6, -4))); // negative index refers from the end of the array + print(arrstr(x.subarray(-10, -2))); // negative index clamped to 0 + assertTrue(function(){ return arrstr(x.subarray(6, 4)) === ""; }); // negative length clamped to 0 + print(arrstr(x.subarray(1,-1).subarray(1,-1)), arrstr(x.subarray(1,-1).subarray(1,-1).subarray(1,-1))); // subarray of subarray +})(); + +(function test_slice() { + var b = new ArrayBuffer(16); + fillArray(new Int8Array(b)); + print(bufstr(b)); + print("slice(4,8)=" + bufstr(b.slice(4, 8)), "slice(-8,-4)=" + bufstr(b.slice(-8, -4))); // negative index refers from the end of the array + print(bufstr(b.slice(-20, -4))); // negative index clamped to 0 + assertTrue(function(){ return bufstr(b.slice(8, 4)) === ""; }); // negative length clamped to 0 + print(arrstr(new Int16Array(b.slice(1,-1).slice(2,-1).slice(1,-2).slice(1,-1)))); // slice of slice +})(); + +(function test_clamped() { + var a = new Uint8ClampedArray(10); + a[0] = -17; // clamped to 0 + a[1] = 4711; // clamped to 255 + a[2] = 17.5; // clamped to 18 + a[3] = 16.5; // clamped to 16 + a[4] = 255.9; // clamped to 255 + a[5] = Infinity; // clamped to 255 + a[6] = -Infinity; // clamped to 0 + a[7] = NaN; // 0 + assertTrue(function(){ return a[0] === 0 && a[1] === 255 && a[2] === 18 && a[3] === 16 && a[4] === 255 && a[5] === 255 && a[6] === 0 && a[7] === 0; }); +})(); + +(function test_out_of_bounds() { + var a = new Int32Array(10); + a[10] = 10; + a[100] = 100; + a[1000] = 1000; + assertTrue(function(){ return isUndefined(a[10]) && isUndefined(a[11]) && isUndefined(a[100]) && isUndefined(a[123]) && isUndefined(a[1000]); }); +})(); +