1// Copyright 2008 the V8 project authors. All rights reserved.
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3// modification, are permitted provided that the following conditions are
4// met:
5//
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15//
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20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Test that we can parse dates in all the different formats that we
29// have to support.
30//
31// These formats are all supported by KJS but a lot of them are not
32// supported by Spidermonkey.
33
34function testDateParse(string) {
35  var d = Date.parse(string);
36  assertEquals(946713600000, d, "parse: " + string);
37};
38
39
40// For local time we just test that parsing returns non-NaN positive
41// number of milliseconds to make it timezone independent.
42function testDateParseLocalTime(string) {
43  var d = Date.parse("parse-local-time:" + string);
44  assertTrue(!isNaN(d), "parse-local-time: " + string + " is NaN.");
45  assertTrue(d > 0, "parse-local-time: " + string + " <= 0.");
46};
47
48
49function testDateParseMisc(array) {
50  assertEquals(2, array.length, "array [" + array + "] length != 2.");
51  var string = array[0];
52  var expected = array[1];
53  var d = Date.parse(string);
54  assertEquals(expected, d, "parse-misc: " + string);
55}
56
57
58//
59// Test all the formats in UT timezone.
60//
61var testCasesUT = [
62    'Sat, 01-Jan-2000 08:00:00 UT',
63    'Sat, 01 Jan 2000 08:00:00 UT',
64    'Jan 01 2000 08:00:00 UT',
65    'Jan 01 08:00:00 UT 2000',
66    'Saturday, 01-Jan-00 08:00:00 UT',
67    '01 Jan 00 08:00 +0000',
68    // Ignore weekdays.
69    'Mon, 01 Jan 2000 08:00:00 UT',
70    'Tue, 01 Jan 2000 08:00:00 UT',
71    // Ignore prefix that is not part of a date.
72    '[Saturday] Jan 01 08:00:00 UT 2000',
73    'Ignore all of this stuff because it is annoying 01 Jan 2000 08:00:00 UT',
74    '[Saturday] Jan 01 2000 08:00:00 UT',
75    'All of this stuff is really annnoying, so it will be ignored Jan 01 2000 08:00:00 UT',
76    // If the three first letters of the month is a
77    // month name we are happy - ignore the rest.
78    'Sat, 01-Janisamonth-2000 08:00:00 UT',
79    'Sat, 01 Janisamonth 2000 08:00:00 UT',
80    'Janisamonth 01 2000 08:00:00 UT',
81    'Janisamonth 01 08:00:00 UT 2000',
82    'Saturday, 01-Janisamonth-00 08:00:00 UT',
83    '01 Janisamonth 00 08:00 +0000',
84    // Allow missing space between month and day.
85    'Janisamonthandtherestisignored01 2000 08:00:00 UT',
86    'Jan01 2000 08:00:00 UT',
87    // Allow year/month/day format.
88    'Sat, 2000/01/01 08:00:00 UT',
89    // Allow month/day/year format.
90    'Sat, 01/01/2000 08:00:00 UT',
91    // Allow month/day year format.
92    'Sat, 01/01 2000 08:00:00 UT',
93    // Allow comma instead of space after day, month and year.
94    'Sat, 01,Jan,2000,08:00:00 UT',
95    // Seconds are optional.
96    'Sat, 01-Jan-2000 08:00 UT',
97    'Sat, 01 Jan 2000 08:00 UT',
98    'Jan 01 2000 08:00 UT',
99    'Jan 01 08:00 UT 2000',
100    'Saturday, 01-Jan-00 08:00 UT',
101    '01 Jan 00 08:00 +0000',
102    // Allow AM/PM after the time.
103    'Sat, 01-Jan-2000 08:00 AM UT',
104    'Sat, 01 Jan 2000 08:00 AM UT',
105    'Jan 01 2000 08:00 AM UT',
106    'Jan 01 08:00 AM UT 2000',
107    'Saturday, 01-Jan-00 08:00 AM UT',
108    '01 Jan 00 08:00 AM +0000',
109    // White space and stuff in parenthesis is
110    // apparently allowed in most places where white
111    // space is allowed.
112    '   Sat,   01-Jan-2000   08:00:00   UT  ',
113    '  Sat,   01   Jan   2000   08:00:00   UT  ',
114    '  Saturday,   01-Jan-00   08:00:00   UT  ',
115    '  01    Jan   00    08:00   +0000   ',
116    ' ()(Sat, 01-Jan-2000)  Sat,   01-Jan-2000   08:00:00   UT  ',
117    '  Sat()(Sat, 01-Jan-2000)01   Jan   2000   08:00:00   UT  ',
118    '  Sat,(02)01   Jan   2000   08:00:00   UT  ',
119    '  Sat,  01(02)Jan   2000   08:00:00   UT  ',
120    '  Sat,  01  Jan  2000 (2001)08:00:00   UT  ',
121    '  Sat,  01  Jan  2000 (01)08:00:00   UT  ',
122    '  Sat,  01  Jan  2000 (01:00:00)08:00:00   UT  ',
123    '  Sat,  01  Jan  2000  08:00:00 (CDT)UT  ',
124    '  Sat,  01  Jan  2000  08:00:00  UT((((CDT))))',
125    '  Saturday,   01-Jan-00 ()(((asfd)))(Sat, 01-Jan-2000)08:00:00   UT  ',
126    '  01    Jan   00    08:00 ()(((asdf)))(Sat, 01-Jan-2000)+0000   ',
127    '  01    Jan   00    08:00   +0000()((asfd)(Sat, 01-Jan-2000)) '];
128
129//
130// Test that we do the right correction for different time zones.
131// I'll assume that we can handle the same formats as for UT and only
132// test a few formats for each of the timezones.
133//
134
135// GMT = UT
136var testCasesGMT = [
137    'Sat, 01-Jan-2000 08:00:00 GMT',
138    'Sat, 01-Jan-2000 08:00:00 GMT+0',
139    'Sat, 01-Jan-2000 08:00:00 GMT+00',
140    'Sat, 01-Jan-2000 08:00:00 GMT+000',
141    'Sat, 01-Jan-2000 08:00:00 GMT+0000',
142    'Sat, 01-Jan-2000 08:00:00 GMT+00:00', // Interestingly, KJS cannot handle this.
143    'Sat, 01 Jan 2000 08:00:00 GMT',
144    'Saturday, 01-Jan-00 08:00:00 GMT',
145    '01 Jan 00 08:00 -0000',
146    '01 Jan 00 08:00 +0000'];
147
148// EST = UT minus 5 hours.
149var testCasesEST = [
150    'Sat, 01-Jan-2000 03:00:00 UTC-0500',
151    'Sat, 01-Jan-2000 03:00:00 UTC-05:00', // Interestingly, KJS cannot handle this.
152    'Sat, 01-Jan-2000 03:00:00 EST',
153    'Sat, 01 Jan 2000 03:00:00 EST',
154    'Saturday, 01-Jan-00 03:00:00 EST',
155    '01 Jan 00 03:00 -0500'];
156
157// EDT = UT minus 4 hours.
158var testCasesEDT = [
159    'Sat, 01-Jan-2000 04:00:00 EDT',
160    'Sat, 01 Jan 2000 04:00:00 EDT',
161    'Saturday, 01-Jan-00 04:00:00 EDT',
162    '01 Jan 00 04:00 -0400'];
163
164// CST = UT minus 6 hours.
165var testCasesCST = [
166    'Sat, 01-Jan-2000 02:00:00 CST',
167    'Sat, 01 Jan 2000 02:00:00 CST',
168    'Saturday, 01-Jan-00 02:00:00 CST',
169    '01 Jan 00 02:00 -0600'];
170
171// CDT = UT minus 5 hours.
172var testCasesCDT = [
173    'Sat, 01-Jan-2000 03:00:00 CDT',
174    'Sat, 01 Jan 2000 03:00:00 CDT',
175    'Saturday, 01-Jan-00 03:00:00 CDT',
176    '01 Jan 00 03:00 -0500'];
177
178// MST = UT minus 7 hours.
179var testCasesMST = [
180    'Sat, 01-Jan-2000 01:00:00 MST',
181    'Sat, 01 Jan 2000 01:00:00 MST',
182    'Saturday, 01-Jan-00 01:00:00 MST',
183    '01 Jan 00 01:00 -0700'];
184
185// MDT = UT minus 6 hours.
186var testCasesMDT = [
187    'Sat, 01-Jan-2000 02:00:00 MDT',
188    'Sat, 01 Jan 2000 02:00:00 MDT',
189    'Saturday, 01-Jan-00 02:00:00 MDT',
190    '01 Jan 00 02:00 -0600'];
191
192// PST = UT minus 8 hours.
193var testCasesPST = [
194    'Sat, 01-Jan-2000 00:00:00 PST',
195    'Sat, 01 Jan 2000 00:00:00 PST',
196    'Saturday, 01-Jan-00 00:00:00 PST',
197    '01 Jan 00 00:00 -0800',
198    // Allow missing time.
199    'Sat, 01-Jan-2000 PST'];
200
201// PDT = UT minus 7 hours.
202var testCasesPDT = [
203    'Sat, 01-Jan-2000 01:00:00 PDT',
204    'Sat, 01 Jan 2000 01:00:00 PDT',
205    'Saturday, 01-Jan-00 01:00:00 PDT',
206    '01 Jan 00 01:00 -0700'];
207
208// Local time cases.
209var testCasesLocalTime = [
210    // Allow timezone ommision.
211    'Sat, 01-Jan-2000 08:00:00',
212    'Sat, 01 Jan 2000 08:00:00',
213    'Jan 01 2000 08:00:00',
214    'Jan 01 08:00:00 2000',
215    'Saturday, 01-Jan-00 08:00:00',
216    '01 Jan 00 08:00'];
217
218
219// Misc. test cases that result in a different time value.
220var testCasesMisc = [
221    // Special handling for years in the [0, 100) range.
222    ['Sat, 01 Jan 0 08:00:00 UT', 946713600000], // year 2000
223    ['Sat, 01 Jan 49 08:00:00 UT', 2493100800000], // year 2049
224    ['Sat, 01 Jan 50 08:00:00 UT', -631123200000], // year 1950
225    ['Sat, 01 Jan 99 08:00:00 UT', 915177600000], // year 1999
226    ['Sat, 01 Jan 100 08:00:00 UT', -59011430400000], // year 100
227    // Test PM after time.
228    ['Sat, 01-Jan-2000 08:00 PM UT', 946756800000],
229    ['Sat, 01 Jan 2000 08:00 PM UT', 946756800000],
230    ['Jan 01 2000 08:00 PM UT', 946756800000],
231    ['Jan 01 08:00 PM UT 2000', 946756800000],
232    ['Saturday, 01-Jan-00 08:00 PM UT', 946756800000],
233    ['01 Jan 00 08:00 PM +0000', 946756800000]];
234
235// Test different version of the ES5 date time string format.
236var testCasesES5Misc = [
237    ['2000-01-01T08:00:00.000Z', 946713600000],
238    ['2000-01-01T08:00:00Z', 946713600000],
239    ['2000-01-01T08:00Z', 946713600000],
240    ['2000-01T08:00:00.000Z', 946713600000],
241    ['2000T08:00:00.000Z', 946713600000],
242    ['2000T08:00Z', 946713600000],
243    ['2000-01T00:00:00.000-08:00', 946713600000],
244    ['2000-01T08:00:00.001Z', 946713600001],
245    ['2000-01T08:00:00.099Z', 946713600099],
246    ['2000-01T08:00:00.999Z', 946713600999],
247    ['2000-01T00:00:00.001-08:00', 946713600001]];
248
249var testCasesES5MiscNegative = [
250    '2000-01-01TZ',
251    '2000-01-01T60Z',
252    '2000-01-01T60:60Z',
253    '2000-01-0108:00Z',
254    '2000-01-01T08Z'];
255
256
257// Run all the tests.
258testCasesUT.forEach(testDateParse);
259testCasesGMT.forEach(testDateParse);
260testCasesEST.forEach(testDateParse);
261testCasesEDT.forEach(testDateParse);
262testCasesCST.forEach(testDateParse);
263testCasesCDT.forEach(testDateParse);
264testCasesMST.forEach(testDateParse);
265testCasesMDT.forEach(testDateParse);
266testCasesPST.forEach(testDateParse);
267testCasesPDT.forEach(testDateParse);
268testCasesLocalTime.forEach(testDateParseLocalTime);
269testCasesMisc.forEach(testDateParseMisc);
270
271// ES5 date time string format compliance.
272testCasesES5Misc.forEach(testDateParseMisc);
273testCasesES5MiscNegative.forEach(function (s) {
274    assertTrue(isNaN(Date.parse(s)), s + " is not NaN.");
275});
276
277
278// Test that we can parse our own date format.
279// (Dates from 1970 to ~2070 with 150h steps.)
280for (var i = 0; i < 24 * 365 * 100; i += 150) {
281  var ms = i * (3600 * 1000);
282  var s = (new Date(ms)).toString();
283  assertEquals(ms, Date.parse(s), "parse own: " + s);
284}
285
286// Negative tests.
287var testCasesNegative = [
288    'May 25 2008 1:30 (PM)) UTC',  // Bad unmatched ')' after number.
289    'May 25 2008 1:30( )AM (PM)',  //
290    'a1',                          // Issue 126448, 53209.
291    'nasfdjklsfjoaifg1',
292    'x_2',
293    'May 25 2008 AAA (GMT)'];      // Unknown word after number.
294
295testCasesNegative.forEach(function (s) {
296    assertTrue(isNaN(Date.parse(s)), s + " is not NaN.");
297});
298