1 // Copyright 2008 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 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 date construction from other dates. 29 var date0 = new Date(1111); 30 var date1 = new Date(date0); 31 assertEquals(1111, date0.getTime()); 32 assertEquals(date0.getTime(), date1.getTime()); 33 var date2 = new Date(date0.toString()); 34 assertEquals(1000, date2.getTime()); 35 36 // Test that dates may contain commas. 37 var date0 = Date.parse("Dec 25 1995 1:30"); 38 var date1 = Date.parse("Dec 25, 1995 1:30"); 39 var date2 = Date.parse("Dec 25 1995, 1:30"); 40 var date3 = Date.parse("Dec 25, 1995, 1:30"); 41 assertEquals(date0, date1); 42 assertEquals(date1, date2); 43 assertEquals(date2, date3); 44 45 // Test limits (+/-1e8 days from epoch) 46 47 var dMax = new Date(8.64e15); 48 assertEquals(8.64e15, dMax.getTime()); 49 assertEquals(275760, dMax.getFullYear()); 50 assertEquals(8, dMax.getMonth()); 51 assertEquals(13, dMax.getUTCDate()); 52 53 var dOverflow = new Date(8.64e15+1); 54 assertTrue(isNaN(dOverflow.getTime())); 55 56 var dMin = new Date(-8.64e15); 57 assertEquals(-8.64e15, dMin.getTime()); 58 assertEquals(-271821, dMin.getFullYear()); 59 assertEquals(3, dMin.getMonth()); 60 assertEquals(20, dMin.getUTCDate()); 61 62 var dUnderflow = new Date(-8.64e15-1); 63 assertTrue(isNaN(dUnderflow.getTime())); 64 65 66 // Tests inspired by js1_5/Date/regress-346363.js 67 68 // Year 69 var a = new Date(); 70 a.setFullYear(); 71 a.setFullYear(2006); 72 assertEquals(2006, a.getFullYear()); 73 74 var b = new Date(); 75 b.setUTCFullYear(); 76 b.setUTCFullYear(2006); 77 assertEquals(2006, b.getUTCFullYear()); 78 79 // Month 80 var c = new Date(); 81 c.setMonth(); 82 c.setMonth(2); 83 assertTrue(isNaN(c.getMonth())); 84 85 var d = new Date(); 86 d.setUTCMonth(); 87 d.setUTCMonth(2); 88 assertTrue(isNaN(d.getUTCMonth())); 89 90 // Date 91 var e = new Date(); 92 e.setDate(); 93 e.setDate(2); 94 assertTrue(isNaN(e.getDate())); 95 96 var f = new Date(); 97 f.setUTCDate(); 98 f.setUTCDate(2); 99 assertTrue(isNaN(f.getUTCDate())); 100 101 // Hours 102 var g = new Date(); 103 g.setHours(); 104 g.setHours(2); 105 assertTrue(isNaN(g.getHours())); 106 107 var h = new Date(); 108 h.setUTCHours(); 109 h.setUTCHours(2); 110 assertTrue(isNaN(h.getUTCHours())); 111 112 // Minutes 113 var g = new Date(); 114 g.setMinutes(); 115 g.setMinutes(2); 116 assertTrue(isNaN(g.getMinutes())); 117 118 var h = new Date(); 119 h.setUTCHours(); 120 h.setUTCHours(2); 121 assertTrue(isNaN(h.getUTCHours())); 122 123 124 // Seconds 125 var i = new Date(); 126 i.setSeconds(); 127 i.setSeconds(2); 128 assertTrue(isNaN(i.getSeconds())); 129 130 var j = new Date(); 131 j.setUTCSeconds(); 132 j.setUTCSeconds(2); 133 assertTrue(isNaN(j.getUTCSeconds())); 134 135 136 // Milliseconds 137 var k = new Date(); 138 k.setMilliseconds(); 139 k.setMilliseconds(2); 140 assertTrue(isNaN(k.getMilliseconds())); 141 142 var l = new Date(); 143 l.setUTCMilliseconds(); 144 l.setUTCMilliseconds(2); 145 assertTrue(isNaN(l.getUTCMilliseconds())); 146 147 // Test that toLocaleTimeString only returns the time portion of the 148 // date without the timezone information. 149 function testToLocaleTimeString() { 150 var d = new Date(); 151 var s = d.toLocaleTimeString(); 152 assertEquals(8, s.length); 153 } 154 155 testToLocaleTimeString(); 156 157 // Test that -0 is treated correctly in MakeDay. 158 var d = new Date(); 159 assertDoesNotThrow("d.setDate(-0)"); 160 assertDoesNotThrow("new Date(-0, -0, -0, -0, -0, -0. -0)"); 161 assertDoesNotThrow("new Date(0x40000000, 0x40000000, 0x40000000," + 162 "0x40000000, 0x40000000, 0x40000000, 0x40000000)") 163 assertDoesNotThrow("new Date(-0x40000001, -0x40000001, -0x40000001," + 164 "-0x40000001, -0x40000001, -0x40000001, -0x40000001)") 165 166 167 // Modified test from WebKit 168 // LayoutTests/fast/js/script-tests/date-utc-timeclip.js: 169 170 assertEquals(8639999999999999, Date.UTC(275760, 8, 12, 23, 59, 59, 999)); 171 assertEquals(8640000000000000, Date.UTC(275760, 8, 13)); 172 assertTrue(isNaN(Date.UTC(275760, 8, 13, 0, 0, 0, 1))); 173 assertTrue(isNaN(Date.UTC(275760, 8, 14))); 174 175 assertEquals(Date.UTC(-271821, 3, 20, 0, 0, 0, 1), -8639999999999999); 176 assertEquals(Date.UTC(-271821, 3, 20), -8640000000000000); 177 assertTrue(isNaN(Date.UTC(-271821, 3, 19, 23, 59, 59, 999))); 178 assertTrue(isNaN(Date.UTC(-271821, 3, 19))); 179 180 181 // Test creation of large date values. 182 d = new Date(1969, 12, 1, 99999999999); 183 assertTrue(isNaN(d.getTime())); 184 d = new Date(1969, 12, 1, -99999999999); 185 assertTrue(isNaN(d.getTime())); 186 d = new Date(1969, 12, 1, Infinity); 187 assertTrue(isNaN(d.getTime())); 188 d = new Date(1969, 12, 1, -Infinity); 189 assertTrue(isNaN(d.getTime())); 190
