parse-mdyhms.js 2.89 KB
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// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// Testing v8Parse method for date and time pattern.
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//
// Flags: --intl-extra
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var dtf = new Intl.DateTimeFormat(['en'],
                                  {year: 'numeric', month: 'numeric',
                                   day: 'numeric', hour: 'numeric',
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                                   minute: 'numeric', second: 'numeric',
                                   timeZone: 'UTC'});
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// Make sure we have pattern we expect (may change in the future).
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assertEquals('M/d/y, h:mm:ss a', dtf.resolved.pattern);
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var date = dtf.v8Parse('2/4/74 12:30:42 pm');
assertEquals(1974, date.getUTCFullYear());
assertEquals(1, date.getUTCMonth());
assertEquals(4, date.getUTCDate());
assertEquals(12, date.getUTCHours());
assertEquals(30, date.getUTCMinutes());
assertEquals(42, date.getUTCSeconds());
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// Can deal with '-' vs '/'.
date = dtf.v8Parse('2-4-74 12:30:42 am');
assertEquals(1974, date.getUTCFullYear());
assertEquals(1, date.getUTCMonth());
assertEquals(4, date.getUTCDate());
assertEquals(0, date.getUTCHours());
assertEquals(30, date.getUTCMinutes());
assertEquals(42, date.getUTCSeconds());

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// AM/PM were not specified.
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assertEquals(undefined, dtf.v8Parse('2/4/74 12:30:42'));
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// Time was not specified.
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assertEquals(undefined, dtf.v8Parse('2/4/74'));
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// Month is numeric, so it fails on "Feb".
assertEquals(undefined, dtf.v8Parse('Feb 4th 1974'));