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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 |
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7 /** |
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8 File Name: 15.9.1.1-2.js |
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9 ECMA Section: 15.9.1.1 Time Range |
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10 Description: |
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11 - leap seconds are ignored |
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12 - assume 86400000 ms / day |
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13 - numbers range fom +/- 9,007,199,254,740,991 |
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14 - ms precision for any instant that is within |
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15 approximately +/-285,616 years from 1 jan 1970 |
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16 UTC |
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17 - range of times supported is -100,000,000 days |
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18 to 100,000,000 days from 1 jan 1970 12:00 am |
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19 - time supported is 8.64e5*10e8 milliseconds from |
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20 1 jan 1970 UTC (+/-273972.6027397 years) |
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21 Author: christine@netscape.com |
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22 Date: 9 july 1997 |
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23 */ |
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24 |
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25 // every one hundred years contains: |
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26 // 24 years with 366 days |
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27 // |
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28 // every four hundred years contains: |
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29 // 97 years with 366 days |
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30 // 303 years with 365 days |
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31 // |
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32 // 86400000*366*97 = 3067372800000 |
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33 // +86400000*365*303 = + 9555408000000 |
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34 // = 1.26227808e+13 |
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35 |
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36 var FOUR_HUNDRED_YEARS = 1.26227808e+13; |
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37 var SECTION = "15.9.1.1-2"; |
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38 |
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39 writeHeaderToLog("15.9.1.1 Time Range"); |
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40 |
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41 var M_SECS; |
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42 var CURRENT_YEAR; |
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43 |
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44 for ( M_SECS = 0, CURRENT_YEAR = 1970; |
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45 M_SECS > -8640000000000000; |
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46 M_SECS -= FOUR_HUNDRED_YEARS, CURRENT_YEAR -= 400 ) { |
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47 |
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48 new TestCase( SECTION, |
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49 "new Date("+M_SECS+")", |
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50 CURRENT_YEAR, |
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51 (new Date( M_SECS )).getUTCFullYear() ); |
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52 |
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53 } |
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54 |
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55 test(); |
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56 |