Wed, 31 Dec 2014 06:09:35 +0100
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 /**
8 File Name: 15.1.2.3-2.js
9 ECMA Section: 15.1.2.3 Function properties of the global object:
10 parseFloat( string )
12 Description: The parseFloat function produces a number value dictated
13 by the interpretation of the contents of the string
14 argument defined as a decimal literal.
16 When the parseFloat function is called, the following
17 steps are taken:
19 1. Call ToString( string ).
20 2. Remove leading whitespace Result(1).
21 3. If neither Result(2) nor any prefix of Result(2)
22 satisfies the syntax of a StrDecimalLiteral,
23 return NaN.
24 4. Compute the longest prefix of Result(2) which might
25 be Resusult(2) itself, that satisfies the syntax of
26 a StrDecimalLiteral
27 5. Return the number value for the MV of Result(4).
29 Note that parseFloate may interpret only a leading
30 portion of the string as a number value; it ignores any
31 characters that cannot be interpreted as part of the
32 notation of a decimal literal, and no indication is given
33 that such characters were ignored.
35 StrDecimalLiteral::
36 Infinity
37 DecimalDigits.DecimalDigits opt ExponentPart opt
38 .DecimalDigits ExponentPart opt
39 DecimalDigits ExponentPart opt
41 Author: christine@netscape.com
42 Date: 28 october 1997
44 */
45 var SECTION = "15.1.2.3-2";
46 var VERSION = "ECMA_1";
47 startTest();
49 var BUGNUMBER="none";
51 new TestCase( SECTION, "parseFloat(true)", Number.NaN, parseFloat(true) );
52 new TestCase( SECTION, "parseFloat(false)", Number.NaN, parseFloat(false) );
53 new TestCase( SECTION, "parseFloat('string')", Number.NaN, parseFloat("string") );
55 new TestCase( SECTION, "parseFloat(' Infinity')", Number.POSITIVE_INFINITY, parseFloat("Infinity") );
56 // new TestCase( SECTION, "parseFloat(Infinity)", Number.POSITIVE_INFINITY, parseFloat(Infinity) );
58 new TestCase( SECTION, "parseFloat(' 0')", 0, parseFloat(" 0") );
59 new TestCase( SECTION, "parseFloat(' -0')", -0, parseFloat(" -0") );
60 new TestCase( SECTION, "parseFloat(' +0')", 0, parseFloat(" +0") );
62 new TestCase( SECTION, "parseFloat(' 1')", 1, parseFloat(" 1") );
63 new TestCase( SECTION, "parseFloat(' -1')", -1, parseFloat(" -1") );
64 new TestCase( SECTION, "parseFloat(' +1')", 1, parseFloat(" +1") );
66 new TestCase( SECTION, "parseFloat(' 2')", 2, parseFloat(" 2") );
67 new TestCase( SECTION, "parseFloat(' -2')", -2, parseFloat(" -2") );
68 new TestCase( SECTION, "parseFloat(' +2')", 2, parseFloat(" +2") );
70 new TestCase( SECTION, "parseFloat(' 3')", 3, parseFloat(" 3") );
71 new TestCase( SECTION, "parseFloat(' -3')", -3, parseFloat(" -3") );
72 new TestCase( SECTION, "parseFloat(' +3')", 3, parseFloat(" +3") );
74 new TestCase( SECTION, "parseFloat(' 4')", 4, parseFloat(" 4") );
75 new TestCase( SECTION, "parseFloat(' -4')", -4, parseFloat(" -4") );
76 new TestCase( SECTION, "parseFloat(' +4')", 4, parseFloat(" +4") );
78 new TestCase( SECTION, "parseFloat(' 5')", 5, parseFloat(" 5") );
79 new TestCase( SECTION, "parseFloat(' -5')", -5, parseFloat(" -5") );
80 new TestCase( SECTION, "parseFloat(' +5')", 5, parseFloat(" +5") );
82 new TestCase( SECTION, "parseFloat(' 6')", 6, parseFloat(" 6") );
83 new TestCase( SECTION, "parseFloat(' -6')", -6, parseFloat(" -6") );
84 new TestCase( SECTION, "parseFloat(' +6')", 6, parseFloat(" +6") );
86 new TestCase( SECTION, "parseFloat(' 7')", 7, parseFloat(" 7") );
87 new TestCase( SECTION, "parseFloat(' -7')", -7, parseFloat(" -7") );
88 new TestCase( SECTION, "parseFloat(' +7')", 7, parseFloat(" +7") );
90 new TestCase( SECTION, "parseFloat(' 8')", 8, parseFloat(" 8") );
91 new TestCase( SECTION, "parseFloat(' -8')", -8, parseFloat(" -8") );
92 new TestCase( SECTION, "parseFloat(' +8')", 8, parseFloat(" +8") );
94 new TestCase( SECTION, "parseFloat(' 9')", 9, parseFloat(" 9") );
95 new TestCase( SECTION, "parseFloat(' -9')", -9, parseFloat(" -9") );
96 new TestCase( SECTION, "parseFloat(' +9')", 9, parseFloat(" +9") );
98 new TestCase( SECTION, "parseFloat(' 3.14159')", 3.14159, parseFloat(" 3.14159") );
99 new TestCase( SECTION, "parseFloat(' -3.14159')", -3.14159, parseFloat(" -3.14159") );
100 new TestCase( SECTION, "parseFloat(' +3.14159')", 3.14159, parseFloat(" +3.14159") );
102 new TestCase( SECTION, "parseFloat(' 3.')", 3, parseFloat(" 3.") );
103 new TestCase( SECTION, "parseFloat(' -3.')", -3, parseFloat(" -3.") );
104 new TestCase( SECTION, "parseFloat(' +3.')", 3, parseFloat(" +3.") );
106 new TestCase( SECTION, "parseFloat(' 3.e1')", 30, parseFloat(" 3.e1") );
107 new TestCase( SECTION, "parseFloat(' -3.e1')", -30, parseFloat(" -3.e1") );
108 new TestCase( SECTION, "parseFloat(' +3.e1')", 30, parseFloat(" +3.e1") );
110 new TestCase( SECTION, "parseFloat(' 3.e+1')", 30, parseFloat(" 3.e+1") );
111 new TestCase( SECTION, "parseFloat(' -3.e+1')", -30, parseFloat(" -3.e+1") );
112 new TestCase( SECTION, "parseFloat(' +3.e+1')", 30, parseFloat(" +3.e+1") );
114 new TestCase( SECTION, "parseFloat(' 3.e-1')", .30, parseFloat(" 3.e-1") );
115 new TestCase( SECTION, "parseFloat(' -3.e-1')", -.30, parseFloat(" -3.e-1") );
116 new TestCase( SECTION, "parseFloat(' +3.e-1')", .30, parseFloat(" +3.e-1") );
118 // StrDecimalLiteral::: .DecimalDigits ExponentPart opt
120 new TestCase( SECTION, "parseFloat(' .00001')", 0.00001, parseFloat(" .00001") );
121 new TestCase( SECTION, "parseFloat(' +.00001')", 0.00001, parseFloat(" +.00001") );
122 new TestCase( SECTION, "parseFloat(' -0.0001')", -0.00001, parseFloat(" -.00001") );
124 new TestCase( SECTION, "parseFloat(' .01e2')", 1, parseFloat(" .01e2") );
125 new TestCase( SECTION, "parseFloat(' +.01e2')", 1, parseFloat(" +.01e2") );
126 new TestCase( SECTION, "parseFloat(' -.01e2')", -1, parseFloat(" -.01e2") );
128 new TestCase( SECTION, "parseFloat(' .01e+2')", 1, parseFloat(" .01e+2") );
129 new TestCase( SECTION, "parseFloat(' +.01e+2')", 1, parseFloat(" +.01e+2") );
130 new TestCase( SECTION, "parseFloat(' -.01e+2')", -1, parseFloat(" -.01e+2") );
132 new TestCase( SECTION, "parseFloat(' .01e-2')", 0.0001, parseFloat(" .01e-2") );
133 new TestCase( SECTION, "parseFloat(' +.01e-2')", 0.0001, parseFloat(" +.01e-2") );
134 new TestCase( SECTION, "parseFloat(' -.01e-2')", -0.0001, parseFloat(" -.01e-2") );
136 // StrDecimalLiteral::: DecimalDigits ExponentPart opt
138 new TestCase( SECTION, "parseFloat(' 1234e5')", 123400000, parseFloat(" 1234e5") );
139 new TestCase( SECTION, "parseFloat(' +1234e5')", 123400000, parseFloat(" +1234e5") );
140 new TestCase( SECTION, "parseFloat(' -1234e5')", -123400000, parseFloat(" -1234e5") );
142 new TestCase( SECTION, "parseFloat(' 1234e+5')", 123400000, parseFloat(" 1234e+5") );
143 new TestCase( SECTION, "parseFloat(' +1234e+5')", 123400000, parseFloat(" +1234e+5") );
144 new TestCase( SECTION, "parseFloat(' -1234e+5')", -123400000, parseFloat(" -1234e+5") );
146 new TestCase( SECTION, "parseFloat(' 1234e-5')", 0.01234, parseFloat(" 1234e-5") );
147 new TestCase( SECTION, "parseFloat(' +1234e-5')", 0.01234, parseFloat(" +1234e-5") );
148 new TestCase( SECTION, "parseFloat(' -1234e-5')", -0.01234, parseFloat(" -1234e-5") );
151 new TestCase( SECTION, "parseFloat(' .01E2')", 1, parseFloat(" .01E2") );
152 new TestCase( SECTION, "parseFloat(' +.01E2')", 1, parseFloat(" +.01E2") );
153 new TestCase( SECTION, "parseFloat(' -.01E2')", -1, parseFloat(" -.01E2") );
155 new TestCase( SECTION, "parseFloat(' .01E+2')", 1, parseFloat(" .01E+2") );
156 new TestCase( SECTION, "parseFloat(' +.01E+2')", 1, parseFloat(" +.01E+2") );
157 new TestCase( SECTION, "parseFloat(' -.01E+2')", -1, parseFloat(" -.01E+2") );
159 new TestCase( SECTION, "parseFloat(' .01E-2')", 0.0001, parseFloat(" .01E-2") );
160 new TestCase( SECTION, "parseFloat(' +.01E-2')", 0.0001, parseFloat(" +.01E-2") );
161 new TestCase( SECTION, "parseFloat(' -.01E-2')", -0.0001, parseFloat(" -.01E-2") );
163 // StrDecimalLiteral::: DecimalDigits ExponentPart opt
164 new TestCase( SECTION, "parseFloat(' 1234E5')", 123400000, parseFloat(" 1234E5") );
165 new TestCase( SECTION, "parseFloat(' +1234E5')", 123400000, parseFloat(" +1234E5") );
166 new TestCase( SECTION, "parseFloat(' -1234E5')", -123400000, parseFloat(" -1234E5") );
168 new TestCase( SECTION, "parseFloat(' 1234E+5')", 123400000, parseFloat(" 1234E+5") );
169 new TestCase( SECTION, "parseFloat(' +1234E+5')", 123400000, parseFloat(" +1234E+5") );
170 new TestCase( SECTION, "parseFloat(' -1234E+5')", -123400000, parseFloat(" -1234E+5") );
172 new TestCase( SECTION, "parseFloat(' 1234E-5')", 0.01234, parseFloat(" 1234E-5") );
173 new TestCase( SECTION, "parseFloat(' +1234E-5')", 0.01234, parseFloat(" +1234E-5") );
174 new TestCase( SECTION, "parseFloat(' -1234E-5')", -0.01234, parseFloat(" -1234E-5") );
177 // hex cases should all return NaN
179 new TestCase( SECTION, "parseFloat(' 0x0')", 0, parseFloat(" 0x0"));
180 new TestCase( SECTION, "parseFloat(' 0x1')", 0, parseFloat(" 0x1"));
181 new TestCase( SECTION, "parseFloat(' 0x2')", 0, parseFloat(" 0x2"));
182 new TestCase( SECTION, "parseFloat(' 0x3')", 0, parseFloat(" 0x3"));
183 new TestCase( SECTION, "parseFloat(' 0x4')", 0, parseFloat(" 0x4"));
184 new TestCase( SECTION, "parseFloat(' 0x5')", 0, parseFloat(" 0x5"));
185 new TestCase( SECTION, "parseFloat(' 0x6')", 0, parseFloat(" 0x6"));
186 new TestCase( SECTION, "parseFloat(' 0x7')", 0, parseFloat(" 0x7"));
187 new TestCase( SECTION, "parseFloat(' 0x8')", 0, parseFloat(" 0x8"));
188 new TestCase( SECTION, "parseFloat(' 0x9')", 0, parseFloat(" 0x9"));
189 new TestCase( SECTION, "parseFloat(' 0xa')", 0, parseFloat(" 0xa"));
190 new TestCase( SECTION, "parseFloat(' 0xb')", 0, parseFloat(" 0xb"));
191 new TestCase( SECTION, "parseFloat(' 0xc')", 0, parseFloat(" 0xc"));
192 new TestCase( SECTION, "parseFloat(' 0xd')", 0, parseFloat(" 0xd"));
193 new TestCase( SECTION, "parseFloat(' 0xe')", 0, parseFloat(" 0xe"));
194 new TestCase( SECTION, "parseFloat(' 0xf')", 0, parseFloat(" 0xf"));
195 new TestCase( SECTION, "parseFloat(' 0xA')", 0, parseFloat(" 0xA"));
196 new TestCase( SECTION, "parseFloat(' 0xB')", 0, parseFloat(" 0xB"));
197 new TestCase( SECTION, "parseFloat(' 0xC')", 0, parseFloat(" 0xC"));
198 new TestCase( SECTION, "parseFloat(' 0xD')", 0, parseFloat(" 0xD"));
199 new TestCase( SECTION, "parseFloat(' 0xE')", 0, parseFloat(" 0xE"));
200 new TestCase( SECTION, "parseFloat(' 0xF')", 0, parseFloat(" 0xF"));
202 new TestCase( SECTION, "parseFloat(' 0X0')", 0, parseFloat(" 0X0"));
203 new TestCase( SECTION, "parseFloat(' 0X1')", 0, parseFloat(" 0X1"));
204 new TestCase( SECTION, "parseFloat(' 0X2')", 0, parseFloat(" 0X2"));
205 new TestCase( SECTION, "parseFloat(' 0X3')", 0, parseFloat(" 0X3"));
206 new TestCase( SECTION, "parseFloat(' 0X4')", 0, parseFloat(" 0X4"));
207 new TestCase( SECTION, "parseFloat(' 0X5')", 0, parseFloat(" 0X5"));
208 new TestCase( SECTION, "parseFloat(' 0X6')", 0, parseFloat(" 0X6"));
209 new TestCase( SECTION, "parseFloat(' 0X7')", 0, parseFloat(" 0X7"));
210 new TestCase( SECTION, "parseFloat(' 0X8')", 0, parseFloat(" 0X8"));
211 new TestCase( SECTION, "parseFloat(' 0X9')", 0, parseFloat(" 0X9"));
212 new TestCase( SECTION, "parseFloat(' 0Xa')", 0, parseFloat(" 0Xa"));
213 new TestCase( SECTION, "parseFloat(' 0Xb')", 0, parseFloat(" 0Xb"));
214 new TestCase( SECTION, "parseFloat(' 0Xc')", 0, parseFloat(" 0Xc"));
215 new TestCase( SECTION, "parseFloat(' 0Xd')", 0, parseFloat(" 0Xd"));
216 new TestCase( SECTION, "parseFloat(' 0Xe')", 0, parseFloat(" 0Xe"));
217 new TestCase( SECTION, "parseFloat(' 0Xf')", 0, parseFloat(" 0Xf"));
218 new TestCase( SECTION, "parseFloat(' 0XA')", 0, parseFloat(" 0XA"));
219 new TestCase( SECTION, "parseFloat(' 0XB')", 0, parseFloat(" 0XB"));
220 new TestCase( SECTION, "parseFloat(' 0XC')", 0, parseFloat(" 0XC"));
221 new TestCase( SECTION, "parseFloat(' 0XD')", 0, parseFloat(" 0XD"));
222 new TestCase( SECTION, "parseFloat(' 0XE')", 0, parseFloat(" 0XE"));
223 new TestCase( SECTION, "parseFloat(' 0XF')", 0, parseFloat(" 0XF"));
225 // A StringNumericLiteral may not use octal notation
227 new TestCase( SECTION, "parseFloat(' 00')", 0, parseFloat(" 00"));
228 new TestCase( SECTION, "parseFloat(' 01')", 1, parseFloat(" 01"));
229 new TestCase( SECTION, "parseFloat(' 02')", 2, parseFloat(" 02"));
230 new TestCase( SECTION, "parseFloat(' 03')", 3, parseFloat(" 03"));
231 new TestCase( SECTION, "parseFloat(' 04')", 4, parseFloat(" 04"));
232 new TestCase( SECTION, "parseFloat(' 05')", 5, parseFloat(" 05"));
233 new TestCase( SECTION, "parseFloat(' 06')", 6, parseFloat(" 06"));
234 new TestCase( SECTION, "parseFloat(' 07')", 7, parseFloat(" 07"));
235 new TestCase( SECTION, "parseFloat(' 010')", 10, parseFloat(" 010"));
236 new TestCase( SECTION, "parseFloat(' 011')", 11, parseFloat(" 011"));
238 // A StringNumericLIteral may have any number of leading 0 digits
240 new TestCase( SECTION, "parseFloat(' 001')", 1, parseFloat(" 001"));
241 new TestCase( SECTION, "parseFloat(' 0001')", 1, parseFloat(" 0001"));
243 // A StringNumericLIteral may have any number of leading 0 digits
245 new TestCase( SECTION, "parseFloat(001)", 1, parseFloat(001));
246 new TestCase( SECTION, "parseFloat(0001)", 1, parseFloat(0001));
248 // make sure it' s reflexive
249 new TestCase( SECTION, "parseFloat( ' ' +Math.PI+' ')", Math.PI, parseFloat( ' ' +Math.PI+' '));
250 new TestCase( SECTION, "parseFloat( ' ' +Math.LN2+' ')", Math.LN2, parseFloat( ' ' +Math.LN2+' '));
251 new TestCase( SECTION, "parseFloat( ' ' +Math.LN10+' ')", Math.LN10, parseFloat( ' ' +Math.LN10+' '));
252 new TestCase( SECTION, "parseFloat( ' ' +Math.LOG2E+' ')", Math.LOG2E, parseFloat( ' ' +Math.LOG2E+' '));
253 new TestCase( SECTION, "parseFloat( ' ' +Math.LOG10E+' ')", Math.LOG10E, parseFloat( ' ' +Math.LOG10E+' '));
254 new TestCase( SECTION, "parseFloat( ' ' +Math.SQRT2+' ')", Math.SQRT2, parseFloat( ' ' +Math.SQRT2+' '));
255 new TestCase( SECTION, "parseFloat( ' ' +Math.SQRT1_2+' ')", Math.SQRT1_2, parseFloat( ' ' +Math.SQRT1_2+' '));
257 test();