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sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
126 lines
4.9 KiB
JavaScript
126 lines
4.9 KiB
JavaScript
// Copyright 2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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assertEquals(0, parseInt('0'));
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assertEquals(0, parseInt(' 0'));
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assertEquals(0, parseInt(' 0 '));
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assertEquals(77, parseInt('077'));
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assertEquals(77, parseInt(' 077'));
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assertEquals(77, parseInt(' 077 '));
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assertEquals(-77, parseInt(' -077'));
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assertEquals(3, parseInt('11', 2));
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assertEquals(4, parseInt('11', 3));
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assertEquals(4, parseInt('11', 3.8));
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assertEquals(0x12, parseInt('0x12'));
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assertEquals(0x12, parseInt('0x12', 16));
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assertEquals(0x12, parseInt('0x12', 16.1));
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assertEquals(0x12, parseInt('0x12', NaN));
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assertTrue(isNaN(parseInt('0x ')));
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assertTrue(isNaN(parseInt('0x')));
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assertTrue(isNaN(parseInt('0x ', 16)));
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assertTrue(isNaN(parseInt('0x', 16)));
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assertEquals(12, parseInt('12aaa'));
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assertEquals(0.1, parseFloat('0.1'));
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assertEquals(0.1, parseFloat('0.1aaa'));
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assertEquals(0, parseFloat('0aaa'));
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assertEquals(0, parseFloat('0x12'));
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assertEquals(77, parseFloat('077'));
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assertEquals(Infinity, parseInt('1000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '0000000000000'));
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assertEquals(Infinity, parseInt('0x10000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '000000000000000000000000000000000000000000000000000000000000000000000000'
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+ '0000000000000'));
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var i;
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var y = 10;
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for (i = 1; i < 21; i++) {
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var x = eval("1.2e" + i);
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assertEquals(Math.floor(x), parseInt(x));
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x = eval("1e" + i);
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assertEquals(x, y);
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y *= 10;
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assertEquals(Math.floor(x), parseInt(x));
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x = eval("-1e" + i);
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assertEquals(Math.ceil(x), parseInt(x));
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x = eval("-1.2e" + i);
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assertEquals(Math.ceil(x), parseInt(x));
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}
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for (i = 21; i < 53; i++) {
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var x = eval("1e" + i);
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assertEquals(1, parseInt(x));
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x = eval("-1e" + i);
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assertEquals(-1, parseInt(x));
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}
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assertTrue(isNaN(parseInt(0/0)));
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assertTrue(isNaN(parseInt(1/0)), "parseInt Infinity");
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assertTrue(isNaN(parseInt(-1/0)), "parseInt -Infinity");
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assertTrue(isNaN(parseFloat(0/0)));
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assertEquals(Infinity, parseFloat(1/0), "parseFloat Infinity");
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assertEquals(-Infinity, parseFloat(-1/0), "parseFloat -Infinity");
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var state;
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var throwingRadix = { valueOf: function() { state = "throwingRadix"; throw null; } };
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var throwingString = { toString: function() { state = "throwingString"; throw null; } };
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state = null;
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try { parseInt('123', throwingRadix); } catch (e) {}
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assertEquals(state, "throwingRadix");
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state = null;
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try { parseInt(throwingString, 10); } catch (e) {}
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assertEquals(state, "throwingString");
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state = null;
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try { parseInt(throwingString, throwingRadix); } catch (e) {}
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assertEquals(state, "throwingString");
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// And finally, check that the Harmony additions to the Number
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// constructor is available:
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assertTrue("parseInt" in Number);
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assertTrue("parseFloat" in Number);
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assertSame( Number.parseInt, parseInt);
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assertSame(Number.parseFloat, parseFloat);
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assertEquals(Number.parseFloat('0.1'), parseFloat('0.1'));
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assertEquals(Number.parseInt('0xea'), parseInt('0xEA'));
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