v8/test/mjsunit/compiler/literals.js
2010-11-18 13:50:21 +00:00

91 lines
3.4 KiB
JavaScript

// Copyright 2009 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Test simple literals.
assertEquals(8, eval("8"));
assertEquals(null, eval("null"));
assertEquals("abc", eval("'abc'"));
assertEquals(8, eval("6;'abc';8"));
// Characters just outside the ranges of hex-escapes.
// "/" comes just before "0".
assertEquals("x1/", "\x1/");
assertEquals("u111/", "\u111/");
assertEquals("\\x1/", RegExp("\\x1/").source);
assertEquals("\\u111/", RegExp("\\u111/").source);
// ":" comes just after "9".
assertEquals("x1:", "\x1:");
assertEquals("u111:", "\u111:");
assertEquals("\\x1:", /\x1:/.source);
assertEquals("\\u111:", /\u111:/.source);
// "`" comes just before "a".
assertEquals("x1`", "\x1`");
assertEquals("u111`", "\u111`");
assertEquals("\\x1`", /\x1`/.source);
assertEquals("\\u111`", /\u111`/.source);
// "g" comes just before "f".
assertEquals("x1g", "\x1g");
assertEquals("u111g", "\u111g");
assertEquals("\\x1g", /\x1g/.source);
assertEquals("\\u111g", /\u111g/.source);
// "@" comes just before "A".
assertEquals("x1@", "\x1@");
assertEquals("u111@", "\u111@");
assertEquals("\\x1@", /\x1@/.source);
assertEquals("\\u111@", /\u111@/.source);
// "G" comes just after "F".
assertEquals("x1G", "\x1G");
assertEquals("u111G", "\u111G");
assertEquals("\\x1G", /\x1G/.source);
assertEquals("\\u111G", /\u111G/.source);
// Test some materialized array literals.
assertEquals([1,2,3,4], eval('[1,2,3,4]'));
assertEquals([[1,2],3,4], eval('[[1,2],3,4]'));
assertEquals([1,[2,3,4]], eval('[1,[2,3,4]]'));
assertEquals([1,2,3,4], eval('var a=1, b=2; [a,b,3,4]'))
assertEquals([1,2,3,4], eval('var a=1, b=2, c = [a,b,3,4]; c'));
function double(x) { return x + x; }
var s = 'var a = 1, b = 2; [double(a), double(b), double(3), double(4)]';
assertEquals([2,4,6,8], eval(s));
// Test array literals in effect context.
assertEquals(17, eval('[1,2,3,4]; 17'));
assertEquals(19, eval('var a=1, b=2; [a,b,3,4]; 19'));
assertEquals(23, eval('var a=1, b=2; c=23; [a,b,3,4]; c'));