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13  * accompanied this code).
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23 
24 /*
25  * @test
26  * @bug 8000986 8062588 8210406
27  * @summary CalendarNameProvider tests
28  * @library providersrc/foobarutils
29  *          providersrc/barprovider
30  * @build com.foobar.Utils
31  *        com.bar.*
32  * @run main/othervm -Djava.locale.providers=JRE,SPI CalendarNameProviderTest
33  */
34 
35 import java.util.Calendar;
36 import java.util.HashMap;
37 import java.util.Locale;
38 import java.util.Map;
39 
40 import com.bar.CalendarNameProviderImpl;
41 
42 import static java.util.Calendar.ALL_STYLES;
43 import static java.util.Calendar.DAY_OF_MONTH;
44 import static java.util.Calendar.DAY_OF_WEEK;
45 import static java.util.Calendar.DECEMBER;
46 import static java.util.Calendar.HOUR_OF_DAY;
47 import static java.util.Calendar.JANUARY;
48 import static java.util.Calendar.LONG_STANDALONE;
49 import static java.util.Calendar.MONTH;
50 import static java.util.Calendar.SATURDAY;
51 import static java.util.Calendar.SHORT_STANDALONE;
52 import static java.util.Calendar.SUNDAY;
53 
54 /**
55  * Test case for CalendarNameProvider.
56  *
57  * Test strategy:
58  * com.bar.CalendarNameProviderImpl supports only ja_JP_kids locale. It returns
59  * month names only in full-width digits, followed by "gatsu" in Hiragana if
60  * it's a long style. The standalone styles are used because DateFormatSymbols
61  * has precedence for the format styles.
62  *
63  * Calendar.getDisplayName(s) should be called with kids to get the month
64  * names provided by com.bar.CalendarNameProviderImpl. Other display names
65  * should be the same as what a Calendar constructed with ja_JP returns.
66  */
67 public class CalendarNameProviderTest {
68 
main(String[] s)69     public static void main(String[] s) {
70         new CalendarNameProviderTest().test();
71     }
72 
test()73     void test() {
74         Locale kids = new Locale("ja", "JP", "kids"); // test provider's supported locale
75         Calendar kcal = Calendar.getInstance(kids);
76         Calendar jcal = Calendar.getInstance(Locale.JAPAN);
77 
78         // check month names and week day names
79         Map<String, Integer> mapAllStyles = new HashMap<>();
80         for (int style : new int[] { SHORT_STANDALONE, LONG_STANDALONE }) {
81             // Check month names provided by com.bar.CalendarNameProviderImpl
82             Map<String, Integer> map = new HashMap<>();
83             for (int month = JANUARY; month <= DECEMBER; month++) {
84                 kcal.set(DAY_OF_MONTH, 1);
85                 kcal.set(MONTH, month);
86                 kcal.set(HOUR_OF_DAY, 12); // avoid any standard-daylight transitions...
87                 kcal.getTimeInMillis();
88                 String name = kcal.getDisplayName(MONTH, style, kids);
89                 checkResult("Month name",
90                             name,
91                             CalendarNameProviderImpl.toMonthName(kcal.get(MONTH) + 1, style));
92 
93                 // Builds the map with name to its integer value.
94                 map.put(name, kcal.get(MONTH));
95             }
96             checkResult((style == SHORT_STANDALONE ? "Short" : "Long") + " month names map",
97                         kcal.getDisplayNames(MONTH, style, kids), map);
98             mapAllStyles.putAll(map);
99             if (style == LONG_STANDALONE) {
100                 checkResult("Short and long month names map",
101                             kcal.getDisplayNames(MONTH, ALL_STYLES, kids), mapAllStyles);
102             }
103 
104             // Check week names: kcal and jcal should return the same names and maps.
105             for (int dow = SUNDAY; dow <= SATURDAY; dow++) {
106                 kcal.set(DAY_OF_WEEK, dow);
107                 jcal.setTimeInMillis(kcal.getTimeInMillis());
108                 String name = kcal.getDisplayName(DAY_OF_WEEK, style, kids);
109                 checkResult("Day of week name", name,
110                                                 jcal.getDisplayName(DAY_OF_WEEK, style, Locale.JAPAN));
111             }
112             checkResult("Short day of week names", kcal.getDisplayNames(DAY_OF_WEEK, style, kids),
113                                                    jcal.getDisplayNames(DAY_OF_WEEK, style, Locale.JAPAN));
114         }
115 
116     }
117 
checkResult(String msg, T got, T expected)118     private <T> void checkResult(String msg, T got, T expected) {
119         if (!expected.equals(got)) {
120             String s = String.format("%s: got='%s', expected='%s'", msg, got, expected);
121             throw new RuntimeException(s);
122         }
123     }
124 }