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214 lines
8.2 KiB
214 lines
8.2 KiB
// 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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function toNumber(val) {
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return Number(val);
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}
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function repeat(s, num) {
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var result = '';
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while (num > 0) {
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if ((num & 1) != 0) result += s;
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s += s;
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num >>= 1;
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}
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return result;
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}
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assertEquals('0000000000', repeat('0', 10));
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// assertEquals(, toNumber());
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assertEquals(123, toNumber(" 123"));
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assertEquals(123, toNumber("\n123"));
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assertEquals(123, toNumber("\r123"));
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assertEquals(123, toNumber("\t123"));
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assertEquals(123, toNumber("\f123"));
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assertEquals(123, toNumber("123 "));
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assertEquals(123, toNumber("123\n"));
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assertEquals(123, toNumber("123\r"));
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assertEquals(123, toNumber("123\t"));
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assertEquals(123, toNumber("123\f"));
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assertEquals(123, toNumber(" 123 "));
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assertEquals(123, toNumber("\n123\n"));
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assertEquals(123, toNumber("\r123\r"));
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assertEquals(123, toNumber("\t123\t"));
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assertEquals(123, toNumber("\f123\f"));
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assertEquals(16, toNumber(" 0x10 "));
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assertEquals(NaN, toNumber("0x"));
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assertEquals(NaN, toNumber("0x "));
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assertTrue(isNaN(toNumber(" NaN ")));
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assertEquals(Infinity, toNumber(" Infinity ") ," Infinity");
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assertEquals(-Infinity, toNumber(" -Infinity "));
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assertEquals(Infinity, toNumber(" +Infinity "), " +Infinity");
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assertEquals(Infinity, toNumber("Infinity ") ,"Infinity");
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assertEquals(-Infinity, toNumber("-Infinity "));
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assertEquals(Infinity, toNumber("+Infinity "), "+Infinity");
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assertEquals(0, toNumber("0"));
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assertEquals(0, toNumber("+0"));
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assertEquals(-0, toNumber("-0"));
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assertEquals(-Infinity, 1 / toNumber("-0"));
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assertEquals(1, toNumber("1"));
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assertEquals(1, toNumber("+1"));
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assertEquals(-1, toNumber("-1"));
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assertEquals(2, toNumber("2"));
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assertEquals(2, toNumber("+2"));
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assertEquals(-2, toNumber("-2"));
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assertEquals(3.1415926, toNumber("3.1415926"));
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assertEquals(3.1415926, toNumber("+3.1415926"));
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assertEquals(-3.1415926, toNumber("-3.1415926"));
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assertEquals(5, toNumber("5."));
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assertEquals(5, toNumber("+5."));
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assertEquals(-5, toNumber("-5."));
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assertEquals(500, toNumber("5e2"));
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assertEquals(500, toNumber("+5e2"));
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assertEquals(-500, toNumber("-5e2"));
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assertEquals(500, toNumber("5e+2"));
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assertEquals(500, toNumber("+5e+2"));
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assertEquals(-500, toNumber("-5e+2"));
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assertEquals(0.05, toNumber("5e-2"));
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assertEquals(0.05, toNumber("+5e-2"));
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assertEquals(-0.05, toNumber("-5e-2"));
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assertEquals(0.00001, toNumber(".00001"));
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assertEquals(0.00001, toNumber("+.00001"));
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assertEquals(-0.00001, toNumber("-.00001"));
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assertEquals(1, toNumber(".00001e5"));
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assertEquals(1, toNumber("+.00001e5"));
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assertEquals(-1, toNumber("-.00001e5"));
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assertEquals(1, toNumber(".00001e+5"));
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assertEquals(1, toNumber("+.00001e+5"));
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assertEquals(-1, toNumber("-.00001e+5"));
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assertEquals(0.00001, toNumber(".001e-2"));
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assertEquals(0.00001, toNumber("+.001e-2"));
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assertEquals(-0.00001, toNumber("-.001e-2"));
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assertEquals(12340000, toNumber("1234e4"));
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assertEquals(12340000, toNumber("+1234e4"));
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assertEquals(-12340000, toNumber("-1234e4"));
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assertEquals(12340000, toNumber("1234e+4"));
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assertEquals(12340000, toNumber("+1234e+4"));
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assertEquals(-12340000, toNumber("-1234e+4"));
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assertEquals(0.1234, toNumber("1234e-4"));
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assertEquals(0.1234, toNumber("+1234e-4"));
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assertEquals(-0.1234, toNumber("-1234e-4"));
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assertEquals(0, toNumber("0x0"));
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assertEquals(1, toNumber("0x1"));
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assertEquals(2, toNumber("0x2"));
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assertEquals(9, toNumber("0x9"));
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assertEquals(10, toNumber("0xa"));
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assertEquals(11, toNumber("0xb"));
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assertEquals(15, toNumber("0xf"));
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assertEquals(10, toNumber("0xA"));
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assertEquals(11, toNumber("0xB"));
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assertEquals(15, toNumber("0xF"));
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assertEquals(0, toNumber("0X0"));
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assertEquals(9, toNumber("0X9"));
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assertEquals(10, toNumber("0Xa"));
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assertEquals(10, toNumber("0XA"));
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assertEquals(15, toNumber("0Xf"));
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assertEquals(15, toNumber("0XF"));
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assertEquals(0, toNumber("0x000"));
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assertEquals(0, toNumber("0x000" + repeat('0', 1000)));
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assertEquals(9, toNumber("0x009"));
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assertEquals(10, toNumber("0x00a"));
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assertEquals(10, toNumber("0x00A"));
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assertEquals(15, toNumber("0x00f"));
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assertEquals(15, toNumber("0x00F"));
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assertEquals(15, toNumber("0x00F "));
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assertEquals(Infinity, toNumber("0x" + repeat('0', 1000) + '1'
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+ repeat('0', 1000)));
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assertEquals(0x1000000 * 0x10000000, toNumber("0x10000000000000"));
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assertEquals(0x1000000 * 0x10000000 + 1, toNumber("0x10000000000001"));
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assertEquals(0x10 * 0x1000000 * 0x10000000, toNumber("0x100000000000000"));
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assertEquals(0x10 * 0x1000000 * 0x10000000, toNumber("0x100000000000001"));
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assertEquals(0x10 * 0x1000000 * 0x10000000, toNumber("0x100000000000007"));
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assertEquals(0x10 * 0x1000000 * 0x10000000, toNumber("0x100000000000008"));
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assertEquals(0x10 * (0x1000000 * 0x10000000 + 1),
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toNumber("0x100000000000009"));
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assertEquals(0x10 * (0x1000000 * 0x10000000 + 1),
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toNumber("0x10000000000000F"));
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assertEquals(0x10 * (0x1000000 * 0x10000000 + 1),
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toNumber("0x100000000000010"));
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assertEquals(0x100000000000 * 0x1000000 * 0x10000000,
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toNumber("0x1000000000000000000000000"));
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assertEquals(0x100000000000 * 0x1000000 * 0x10000000,
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toNumber("0x1000000000000080000000000"));
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assertEquals(0x100000000000 * (0x1000000 * 0x10000000 + 1),
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toNumber("0x1000000000000080000000001"));
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assertEquals(0x100000000000 * 0x1000000 * 0x10000000,
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toNumber(" 0x1000000000000000000000000 "));
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assertEquals(0, toNumber("00"));
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assertEquals(1, toNumber("01"));
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assertEquals(2, toNumber("02"));
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assertEquals(10, toNumber("010"));
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assertEquals(100, toNumber("0100"));
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assertEquals(100, toNumber("000100"));
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assertEquals(Infinity, toNumber("1e999"), "1e999");
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assertEquals(-Infinity, toNumber("-1e999"));
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assertEquals(0, toNumber("1e-999"));
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assertEquals(-0, toNumber("-1e-999"));
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assertEquals(Infinity, 1 / toNumber("1e-999"), "1e-999");
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assertEquals(-Infinity, 1 / toNumber("-1e-999"));
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assertTrue(isNaN(toNumber("junk")), "junk");
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assertTrue(isNaN(toNumber("100 junk")), "100 junk");
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assertTrue(isNaN(toNumber("0x100 junk")), "0x100 junk");
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assertTrue(isNaN(toNumber("100.0 junk")), "100.0 junk");
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assertTrue(isNaN(toNumber(".1e4 junk")), ".1e4 junk");
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assertTrue(isNaN(toNumber("Infinity junk")), "Infinity junk");
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assertTrue(isNaN(toNumber("1e")), "1e");
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assertTrue(isNaN(toNumber("1e ")), "1e_");
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assertTrue(isNaN(toNumber("1" + repeat('0', 1000) + 'junk')), "1e1000 junk");
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for (var i = 1; i < 12; i++) {
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assertEquals(toNumber('1' + repeat('0', i)), Math.pow(10.0, i));
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}
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assertTrue(isNaN(toNumber("+0x0")));
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assertTrue(isNaN(toNumber("+0xFF")));
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assertTrue(isNaN(toNumber("+0x012")));
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assertTrue(isNaN(toNumber("-0x0")));
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assertTrue(isNaN(toNumber("-0xFF")));
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assertTrue(isNaN(toNumber("-0x012")));
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