1 /*
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13  * accompanied this code).
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23 
24 /*
25  * @test
26  * @bug 4143459
27  * @summary test Date
28  * @library /java/text/testlib
29  */
30 package test.java.util.Date;
31 
32 import java.util.*;
33 
34 import org.testng.Assert;
35 import org.testng.annotations.Test;
36 
37 public class DateTest {
38 
39     /**
40      * Verify that the Date(String) constructor works.
41      */
42     @Test
testParseOfGMT()43     public void testParseOfGMT()
44     {
45         Date OUT;
46 
47         /* Input values */
48         String stringVal = "Jan 01 00:00:00 GMT 1900";
49         long expectedVal = -2208988800000L;
50 
51         OUT = new Date( stringVal );
52 
53         Assert.assertEquals(OUT.getTime( ), expectedVal );
54     }
55 
56     // Check out Date's behavior with large negative year values; bug 664
57     // As of the fix to bug 4056585, Date should work correctly with
58     // large negative years.
59     @Test
testDateNegativeYears()60     public void testDateNegativeYears()
61     {
62         Date d1= new Date(80,-1,2);
63         d1= new Date(-80,-1,2);
64         try {
65             d1= new Date(-800000,-1,2);
66         }
67         catch (IllegalArgumentException ex) {
68             Assert.fail();
69         }
70     }
71 
72     // Verify the behavior of Date
73     @Test
testDate480()74     public void testDate480()
75     {
76         TimeZone save = TimeZone.getDefault();
77         try {
78             TimeZone.setDefault(TimeZone.getTimeZone("PST"));
79             Date d1=new java.util.Date(97,8,13,10,8,13);
80             Date d2=new java.util.Date(97,8,13,30,8,13); // 20 hours later
81 
82             double delta = (d2.getTime() - d1.getTime()) / 3600000;
83 
84 
85             Assert.assertEquals(delta, 20.0);
86 
87             Calendar cal = Calendar.getInstance();
88             cal.clear();
89             cal.set(1997,8,13,10,8,13);
90             Date t1 = cal.getTime();
91             cal.clear();
92             cal.set(1997,8,13,30,8,13); // 20 hours later
93             Date t2 = cal.getTime();
94 
95             double delta2 = (t2.getTime() - t1.getTime()) / 3600000;
96 
97             Assert.assertEquals(delta2, 20.0);
98         }
99         finally {
100             TimeZone.setDefault(save);
101         }
102     }
103 }