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Comparing jsr166/src/test/tck/TimeUnitTest.java (file contents):
Revision 1.9 by dl, Thu Dec 30 13:04:50 2004 UTC vs.
Revision 1.31 by jsr166, Sat May 13 23:50:00 2017 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
5	<	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	<	* Pat Fisher, Mike Judd.
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9	+	import static java.util.concurrent.TimeUnit.DAYS;
10	+	import static java.util.concurrent.TimeUnit.HOURS;
11	+	import static java.util.concurrent.TimeUnit.MICROSECONDS;
12	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
13	+	import static java.util.concurrent.TimeUnit.MINUTES;
14	+	import static java.util.concurrent.TimeUnit.NANOSECONDS;
15	+	import static java.util.concurrent.TimeUnit.SECONDS;
16
17	<	import junit.framework.*;
18	<	import java.util.concurrent.*;
19	<	import java.io.*;
17	>	import java.util.concurrent.CountDownLatch;
18	>	import java.util.concurrent.TimeUnit;
19	>
20	>	import junit.framework.Test;
21	>	import junit.framework.TestSuite;
22
23		public class TimeUnitTest extends JSR166TestCase {
24		public static void main(String[] args) {
25	<	junit.textui.TestRunner.run(suite());
25	>	main(suite(), args);
26		}
27	<
27	>
28		public static Test suite() {
29	<	return new TestSuite(TimeUnitTest.class);
29	>	return new TestSuite(TimeUnitTest.class);
30		}
31
32		// (loops to 88888 check increments at all time divisions.)
#	Line 27 | Line 36 | public class TimeUnitTest extends JSR166
36		*/
37		public void testConvert() {
38		for (long t = 0; t < 88888; ++t) {
39	<	assertEquals(t*60*60*24,
40	<	TimeUnit.SECONDS.convert(t,
41	<	TimeUnit.DAYS));
42	<	assertEquals(t*60*60,
43	<	TimeUnit.SECONDS.convert(t,
44	<	TimeUnit.HOURS));
45	<	assertEquals(t*60,
46	<	TimeUnit.SECONDS.convert(t,
47	<	TimeUnit.MINUTES));
48	<	assertEquals(t,
49	<	TimeUnit.SECONDS.convert(t,
50	<	TimeUnit.SECONDS));
51	<	assertEquals(t,
52	<	TimeUnit.SECONDS.convert(1000L*t,
53	<	TimeUnit.MILLISECONDS));
54	<	assertEquals(t,
55	<	TimeUnit.SECONDS.convert(1000000L*t,
56	<	TimeUnit.MICROSECONDS));
57	<	assertEquals(t,
58	<	TimeUnit.SECONDS.convert(1000000000L*t,
59	<	TimeUnit.NANOSECONDS));
60	<
61	<
62	<	assertEquals(1000L*t*60*60*24,
63	<	TimeUnit.MILLISECONDS.convert(t,
64	<	TimeUnit.DAYS));
65	<	assertEquals(1000L*t*60*60,
66	<	TimeUnit.MILLISECONDS.convert(t,
67	<	TimeUnit.HOURS));
68	<	assertEquals(1000L*t*60,
69	<	TimeUnit.MILLISECONDS.convert(t,
70	<	TimeUnit.MINUTES));
71	<	assertEquals(1000L*t,
72	<	TimeUnit.MILLISECONDS.convert(t,
73	<	TimeUnit.SECONDS));
74	<	assertEquals(t,
75	<	TimeUnit.MILLISECONDS.convert(t,
76	<	TimeUnit.MILLISECONDS));
77	<	assertEquals(t,
78	<	TimeUnit.MILLISECONDS.convert(1000L*t,
79	<	TimeUnit.MICROSECONDS));
80	<	assertEquals(t,
81	<	TimeUnit.MILLISECONDS.convert(1000000L*t,
82	<	TimeUnit.NANOSECONDS));
83	<
84	<	assertEquals(1000000L*t*60*60*24,
85	<	TimeUnit.MICROSECONDS.convert(t,
86	<	TimeUnit.DAYS));
87	<	assertEquals(1000000L*t*60*60,
88	<	TimeUnit.MICROSECONDS.convert(t,
89	<	TimeUnit.HOURS));
90	<	assertEquals(1000000L*t*60,
91	<	TimeUnit.MICROSECONDS.convert(t,
92	<	TimeUnit.MINUTES));
93	<	assertEquals(1000000L*t,
94	<	TimeUnit.MICROSECONDS.convert(t,
95	<	TimeUnit.SECONDS));
96	<	assertEquals(1000L*t,
97	<	TimeUnit.MICROSECONDS.convert(t,
98	<	TimeUnit.MILLISECONDS));
99	<	assertEquals(t,
100	<	TimeUnit.MICROSECONDS.convert(t,
101	<	TimeUnit.MICROSECONDS));
102	<	assertEquals(t,
103	<	TimeUnit.MICROSECONDS.convert(1000L*t,
104	<	TimeUnit.NANOSECONDS));
105	<
106	<	assertEquals(1000000000L*t*60*60*24,
98	<	TimeUnit.NANOSECONDS.convert(t,
99	<	TimeUnit.DAYS));
100	<	assertEquals(1000000000L*t*60*60,
101	<	TimeUnit.NANOSECONDS.convert(t,
102	<	TimeUnit.HOURS));
103	<	assertEquals(1000000000L*t*60,
104	<	TimeUnit.NANOSECONDS.convert(t,
105	<	TimeUnit.MINUTES));
106	<	assertEquals(1000000000L*t,
107	<	TimeUnit.NANOSECONDS.convert(t,
108	<	TimeUnit.SECONDS));
109	<	assertEquals(1000000L*t,
110	<	TimeUnit.NANOSECONDS.convert(t,
111	<	TimeUnit.MILLISECONDS));
112	<	assertEquals(1000L*t,
113	<	TimeUnit.NANOSECONDS.convert(t,
114	<	TimeUnit.MICROSECONDS));
115	<	assertEquals(t,
116	<	TimeUnit.NANOSECONDS.convert(t,
117	<	TimeUnit.NANOSECONDS));
39	>	assertEquals(t*60*60*24,
40	>	SECONDS.convert(t, DAYS));
41	>	assertEquals(t*60*60,
42	>	SECONDS.convert(t, HOURS));
43	>	assertEquals(t*60,
44	>	SECONDS.convert(t, MINUTES));
45	>	assertEquals(t,
46	>	SECONDS.convert(t, SECONDS));
47	>	assertEquals(t,
48	>	SECONDS.convert(1000L*t, MILLISECONDS));
49	>	assertEquals(t,
50	>	SECONDS.convert(1000000L*t, MICROSECONDS));
51	>	assertEquals(t,
52	>	SECONDS.convert(1000000000L*t, NANOSECONDS));
53	>
54	>	assertEquals(1000L*t*60*60*24,
55	>	MILLISECONDS.convert(t, DAYS));
56	>	assertEquals(1000L*t*60*60,
57	>	MILLISECONDS.convert(t, HOURS));
58	>	assertEquals(1000L*t*60,
59	>	MILLISECONDS.convert(t, MINUTES));
60	>	assertEquals(1000L*t,
61	>	MILLISECONDS.convert(t, SECONDS));
62	>	assertEquals(t,
63	>	MILLISECONDS.convert(t, MILLISECONDS));
64	>	assertEquals(t,
65	>	MILLISECONDS.convert(1000L*t, MICROSECONDS));
66	>	assertEquals(t,
67	>	MILLISECONDS.convert(1000000L*t, NANOSECONDS));
68	>
69	>	assertEquals(1000000L*t*60*60*24,
70	>	MICROSECONDS.convert(t, DAYS));
71	>	assertEquals(1000000L*t*60*60,
72	>	MICROSECONDS.convert(t, HOURS));
73	>	assertEquals(1000000L*t*60,
74	>	MICROSECONDS.convert(t, MINUTES));
75	>	assertEquals(1000000L*t,
76	>	MICROSECONDS.convert(t, SECONDS));
77	>	assertEquals(1000L*t,
78	>	MICROSECONDS.convert(t, MILLISECONDS));
79	>	assertEquals(t,
80	>	MICROSECONDS.convert(t, MICROSECONDS));
81	>	assertEquals(t,
82	>	MICROSECONDS.convert(1000L*t, NANOSECONDS));
83	>
84	>	assertEquals(1000000000L*t*60*60*24,
85	>	NANOSECONDS.convert(t, DAYS));
86	>	assertEquals(1000000000L*t*60*60,
87	>	NANOSECONDS.convert(t, HOURS));
88	>	assertEquals(1000000000L*t*60,
89	>	NANOSECONDS.convert(t, MINUTES));
90	>	assertEquals(1000000000L*t,
91	>	NANOSECONDS.convert(t, SECONDS));
92	>	assertEquals(1000000L*t,
93	>	NANOSECONDS.convert(t, MILLISECONDS));
94	>	assertEquals(1000L*t,
95	>	NANOSECONDS.convert(t, MICROSECONDS));
96	>	assertEquals(t,
97	>	NANOSECONDS.convert(t, NANOSECONDS));
98	>	}
99	>
100	>	for (TimeUnit x : TimeUnit.values()) {
101	>	long[] zs = {
102	>	0, 1, -1,
103	>	Integer.MAX_VALUE, Integer.MIN_VALUE,
104	>	Long.MAX_VALUE, Long.MIN_VALUE,
105	>	};
106	>	for (long z : zs) assertEquals(z, x.convert(z, x));
107		}
108		}
109
#	Line 124 | Line 113 | public class TimeUnitTest extends JSR166
113		*/
114		public void testToNanos() {
115		for (long t = 0; t < 88888; ++t) {
116	<	assertEquals(t*1000000000L*60*60*24,
117	<	TimeUnit.DAYS.toNanos(t));
118	<	assertEquals(t*1000000000L*60*60,
119	<	TimeUnit.HOURS.toNanos(t));
120	<	assertEquals(t*1000000000L*60,
121	<	TimeUnit.MINUTES.toNanos(t));
122	<	assertEquals(1000000000L*t,
123	<	TimeUnit.SECONDS.toNanos(t));
124	<	assertEquals(1000000L*t,
125	<	TimeUnit.MILLISECONDS.toNanos(t));
126	<	assertEquals(1000L*t,
127	<	TimeUnit.MICROSECONDS.toNanos(t));
128	<	assertEquals(t,
129	<	TimeUnit.NANOSECONDS.toNanos(t));
116	>	assertEquals(t*1000000000L*60*60*24,
117	>	DAYS.toNanos(t));
118	>	assertEquals(t*1000000000L*60*60,
119	>	HOURS.toNanos(t));
120	>	assertEquals(t*1000000000L*60,
121	>	MINUTES.toNanos(t));
122	>	assertEquals(1000000000L*t,
123	>	SECONDS.toNanos(t));
124	>	assertEquals(1000000L*t,
125	>	MILLISECONDS.toNanos(t));
126	>	assertEquals(1000L*t,
127	>	MICROSECONDS.toNanos(t));
128	>	assertEquals(t,
129	>	NANOSECONDS.toNanos(t));
130		}
131		}
132
#	Line 147 | Line 136 | public class TimeUnitTest extends JSR166
136		*/
137		public void testToMicros() {
138		for (long t = 0; t < 88888; ++t) {
139	<	assertEquals(t*1000000L*60*60*24,
140	<	TimeUnit.DAYS.toMicros(t));
141	<	assertEquals(t*1000000L*60*60,
142	<	TimeUnit.HOURS.toMicros(t));
143	<	assertEquals(t*1000000L*60,
144	<	TimeUnit.MINUTES.toMicros(t));
145	<	assertEquals(1000000L*t,
146	<	TimeUnit.SECONDS.toMicros(t));
147	<	assertEquals(1000L*t,
148	<	TimeUnit.MILLISECONDS.toMicros(t));
149	<	assertEquals(t,
150	<	TimeUnit.MICROSECONDS.toMicros(t));
151	<	assertEquals(t,
152	<	TimeUnit.NANOSECONDS.toMicros(t*1000L));
139	>	assertEquals(t*1000000L*60*60*24,
140	>	DAYS.toMicros(t));
141	>	assertEquals(t*1000000L*60*60,
142	>	HOURS.toMicros(t));
143	>	assertEquals(t*1000000L*60,
144	>	MINUTES.toMicros(t));
145	>	assertEquals(1000000L*t,
146	>	SECONDS.toMicros(t));
147	>	assertEquals(1000L*t,
148	>	MILLISECONDS.toMicros(t));
149	>	assertEquals(t,
150	>	MICROSECONDS.toMicros(t));
151	>	assertEquals(t,
152	>	NANOSECONDS.toMicros(t*1000L));
153		}
154		}
155
#	Line 170 | Line 159 | public class TimeUnitTest extends JSR166
159		*/
160		public void testToMillis() {
161		for (long t = 0; t < 88888; ++t) {
162	<	assertEquals(t*1000L*60*60*24,
163	<	TimeUnit.DAYS.toMillis(t));
164	<	assertEquals(t*1000L*60*60,
165	<	TimeUnit.HOURS.toMillis(t));
166	<	assertEquals(t*1000L*60,
167	<	TimeUnit.MINUTES.toMillis(t));
168	<	assertEquals(1000L*t,
169	<	TimeUnit.SECONDS.toMillis(t));
170	<	assertEquals(t,
171	<	TimeUnit.MILLISECONDS.toMillis(t));
172	<	assertEquals(t,
173	<	TimeUnit.MICROSECONDS.toMillis(t*1000L));
174	<	assertEquals(t,
175	<	TimeUnit.NANOSECONDS.toMillis(t*1000000L));
162	>	assertEquals(t*1000L*60*60*24,
163	>	DAYS.toMillis(t));
164	>	assertEquals(t*1000L*60*60,
165	>	HOURS.toMillis(t));
166	>	assertEquals(t*1000L*60,
167	>	MINUTES.toMillis(t));
168	>	assertEquals(1000L*t,
169	>	SECONDS.toMillis(t));
170	>	assertEquals(t,
171	>	MILLISECONDS.toMillis(t));
172	>	assertEquals(t,
173	>	MICROSECONDS.toMillis(t*1000L));
174	>	assertEquals(t,
175	>	NANOSECONDS.toMillis(t*1000000L));
176		}
177		}
178
#	Line 193 | Line 182 | public class TimeUnitTest extends JSR166
182		*/
183		public void testToSeconds() {
184		for (long t = 0; t < 88888; ++t) {
185	<	assertEquals(t*60*60*24,
186	<	TimeUnit.DAYS.toSeconds(t));
187	<	assertEquals(t*60*60,
188	<	TimeUnit.HOURS.toSeconds(t));
189	<	assertEquals(t*60,
190	<	TimeUnit.MINUTES.toSeconds(t));
191	<	assertEquals(t,
192	<	TimeUnit.SECONDS.toSeconds(t));
193	<	assertEquals(t,
194	<	TimeUnit.MILLISECONDS.toSeconds(t*1000L));
195	<	assertEquals(t,
196	<	TimeUnit.MICROSECONDS.toSeconds(t*1000000L));
197	<	assertEquals(t,
198	<	TimeUnit.NANOSECONDS.toSeconds(t*1000000000L));
185	>	assertEquals(t*60*60*24,
186	>	DAYS.toSeconds(t));
187	>	assertEquals(t*60*60,
188	>	HOURS.toSeconds(t));
189	>	assertEquals(t*60,
190	>	MINUTES.toSeconds(t));
191	>	assertEquals(t,
192	>	SECONDS.toSeconds(t));
193	>	assertEquals(t,
194	>	MILLISECONDS.toSeconds(t*1000L));
195	>	assertEquals(t,
196	>	MICROSECONDS.toSeconds(t*1000000L));
197	>	assertEquals(t,
198	>	NANOSECONDS.toSeconds(t*1000000000L));
199		}
200		}
201
#	Line 216 | Line 205 | public class TimeUnitTest extends JSR166
205		*/
206		public void testToMinutes() {
207		for (long t = 0; t < 88888; ++t) {
208	<	assertEquals(t*60*24,
209	<	TimeUnit.DAYS.toMinutes(t));
210	<	assertEquals(t*60,
211	<	TimeUnit.HOURS.toMinutes(t));
212	<	assertEquals(t,
213	<	TimeUnit.MINUTES.toMinutes(t));
214	<	assertEquals(t,
215	<	TimeUnit.SECONDS.toMinutes(t*60));
216	<	assertEquals(t,
217	<	TimeUnit.MILLISECONDS.toMinutes(t*1000L*60));
218	<	assertEquals(t,
219	<	TimeUnit.MICROSECONDS.toMinutes(t*1000000L*60));
220	<	assertEquals(t,
221	<	TimeUnit.NANOSECONDS.toMinutes(t*1000000000L*60));
208	>	assertEquals(t*60*24,
209	>	DAYS.toMinutes(t));
210	>	assertEquals(t*60,
211	>	HOURS.toMinutes(t));
212	>	assertEquals(t,
213	>	MINUTES.toMinutes(t));
214	>	assertEquals(t,
215	>	SECONDS.toMinutes(t*60));
216	>	assertEquals(t,
217	>	MILLISECONDS.toMinutes(t*1000L*60));
218	>	assertEquals(t,
219	>	MICROSECONDS.toMinutes(t*1000000L*60));
220	>	assertEquals(t,
221	>	NANOSECONDS.toMinutes(t*1000000000L*60));
222		}
223		}
224
#	Line 239 | Line 228 | public class TimeUnitTest extends JSR166
228		*/
229		public void testToHours() {
230		for (long t = 0; t < 88888; ++t) {
231	<	assertEquals(t*24,
232	<	TimeUnit.DAYS.toHours(t));
233	<	assertEquals(t,
234	<	TimeUnit.HOURS.toHours(t));
235	<	assertEquals(t,
236	<	TimeUnit.MINUTES.toHours(t*60));
237	<	assertEquals(t,
238	<	TimeUnit.SECONDS.toHours(t*60*60));
239	<	assertEquals(t,
240	<	TimeUnit.MILLISECONDS.toHours(t*1000L*60*60));
241	<	assertEquals(t,
242	<	TimeUnit.MICROSECONDS.toHours(t*1000000L*60*60));
243	<	assertEquals(t,
244	<	TimeUnit.NANOSECONDS.toHours(t*1000000000L*60*60));
231	>	assertEquals(t*24,
232	>	DAYS.toHours(t));
233	>	assertEquals(t,
234	>	HOURS.toHours(t));
235	>	assertEquals(t,
236	>	MINUTES.toHours(t*60));
237	>	assertEquals(t,
238	>	SECONDS.toHours(t*60*60));
239	>	assertEquals(t,
240	>	MILLISECONDS.toHours(t*1000L*60*60));
241	>	assertEquals(t,
242	>	MICROSECONDS.toHours(t*1000000L*60*60));
243	>	assertEquals(t,
244	>	NANOSECONDS.toHours(t*1000000000L*60*60));
245		}
246		}
247
#	Line 262 | Line 251 | public class TimeUnitTest extends JSR166
251		*/
252		public void testToDays() {
253		for (long t = 0; t < 88888; ++t) {
254	<	assertEquals(t,
255	<	TimeUnit.DAYS.toDays(t));
256	<	assertEquals(t,
257	<	TimeUnit.HOURS.toDays(t*24));
258	<	assertEquals(t,
259	<	TimeUnit.MINUTES.toDays(t*60*24));
260	<	assertEquals(t,
261	<	TimeUnit.SECONDS.toDays(t*60*60*24));
262	<	assertEquals(t,
263	<	TimeUnit.MILLISECONDS.toDays(t*1000L*60*60*24));
264	<	assertEquals(t,
265	<	TimeUnit.MICROSECONDS.toDays(t*1000000L*60*60*24));
266	<	assertEquals(t,
267	<	TimeUnit.NANOSECONDS.toDays(t*1000000000L*60*60*24));
254	>	assertEquals(t,
255	>	DAYS.toDays(t));
256	>	assertEquals(t,
257	>	HOURS.toDays(t*24));
258	>	assertEquals(t,
259	>	MINUTES.toDays(t*60*24));
260	>	assertEquals(t,
261	>	SECONDS.toDays(t*60*60*24));
262	>	assertEquals(t,
263	>	MILLISECONDS.toDays(t*1000L*60*60*24));
264	>	assertEquals(t,
265	>	MICROSECONDS.toDays(t*1000000L*60*60*24));
266	>	assertEquals(t,
267	>	NANOSECONDS.toDays(t*1000000000L*60*60*24));
268		}
269		}
270
282	–
271		/**
272	<	* convert saturates positive too-large values to Long.MAX_VALUE
272	>	* convert saturates positive too-large values to Long.MAX_VALUE
273		* and negative to LONG.MIN_VALUE
274		*/
275		public void testConvertSaturate() {
276		assertEquals(Long.MAX_VALUE,
277	<	TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2,
290	<	TimeUnit.SECONDS));
277	>	NANOSECONDS.convert(Long.MAX_VALUE / 2, SECONDS));
278		assertEquals(Long.MIN_VALUE,
279	<	TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4,
293	<	TimeUnit.SECONDS));
279	>	NANOSECONDS.convert(-Long.MAX_VALUE / 4, SECONDS));
280		assertEquals(Long.MAX_VALUE,
281	<	TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2,
296	<	TimeUnit.MINUTES));
281	>	NANOSECONDS.convert(Long.MAX_VALUE / 2, MINUTES));
282		assertEquals(Long.MIN_VALUE,
283	<	TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4,
299	<	TimeUnit.MINUTES));
283	>	NANOSECONDS.convert(-Long.MAX_VALUE / 4, MINUTES));
284		assertEquals(Long.MAX_VALUE,
285	<	TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2,
302	<	TimeUnit.HOURS));
285	>	NANOSECONDS.convert(Long.MAX_VALUE / 2, HOURS));
286		assertEquals(Long.MIN_VALUE,
287	<	TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4,
305	<	TimeUnit.HOURS));
287	>	NANOSECONDS.convert(-Long.MAX_VALUE / 4, HOURS));
288		assertEquals(Long.MAX_VALUE,
289	<	TimeUnit.NANOSECONDS.convert(Long.MAX_VALUE / 2,
308	<	TimeUnit.DAYS));
289	>	NANOSECONDS.convert(Long.MAX_VALUE / 2, DAYS));
290		assertEquals(Long.MIN_VALUE,
291	<	TimeUnit.NANOSECONDS.convert(-Long.MAX_VALUE / 4,
311	<	TimeUnit.DAYS));
291	>	NANOSECONDS.convert(-Long.MAX_VALUE / 4, DAYS));
292
293	+	for (TimeUnit x : TimeUnit.values())
294	+	for (TimeUnit y : TimeUnit.values()) {
295	+	long ratio = x.toNanos(1) / y.toNanos(1);
296	+	if (ratio >= 1) {
297	+	assertEquals(ratio, y.convert(1, x));
298	+	assertEquals(1, x.convert(ratio, y));
299	+	long max = Long.MAX_VALUE/ratio;
300	+	assertEquals(max * ratio, y.convert(max, x));
301	+	assertEquals(-max * ratio, y.convert(-max, x));
302	+	assertEquals(max, x.convert(max * ratio, y));
303	+	assertEquals(-max, x.convert(-max * ratio, y));
304	+	if (max < Long.MAX_VALUE) {
305	+	assertEquals(Long.MAX_VALUE, y.convert(max + 1, x));
306	+	assertEquals(Long.MIN_VALUE, y.convert(-max - 1, x));
307	+	assertEquals(Long.MIN_VALUE, y.convert(Long.MIN_VALUE + 1, x));
308	+	}
309	+	assertEquals(Long.MAX_VALUE, y.convert(Long.MAX_VALUE, x));
310	+	assertEquals(Long.MIN_VALUE, y.convert(Long.MIN_VALUE, x));
311	+	}
312	+	}
313		}
314
315		/**
316	<	* toNanos saturates positive too-large values to Long.MAX_VALUE
316	>	* toNanos saturates positive too-large values to Long.MAX_VALUE
317		* and negative to LONG.MIN_VALUE
318		*/
319		public void testToNanosSaturate() {
320	<	assertEquals(Long.MAX_VALUE,
321	<	TimeUnit.MILLISECONDS.toNanos(Long.MAX_VALUE / 2));
322	<	assertEquals(Long.MIN_VALUE,
323	<	TimeUnit.MILLISECONDS.toNanos(-Long.MAX_VALUE / 3));
320	>	assertEquals(Long.MAX_VALUE,
321	>	MILLISECONDS.toNanos(Long.MAX_VALUE / 2));
322	>	assertEquals(Long.MIN_VALUE,
323	>	MILLISECONDS.toNanos(-Long.MAX_VALUE / 3));
324	>
325	>	for (TimeUnit x : TimeUnit.values()) {
326	>	long ratio = x.toNanos(1) / NANOSECONDS.toNanos(1);
327	>	if (ratio >= 1) {
328	>	long max = Long.MAX_VALUE/ratio;
329	>	for (long z : new long[] {0, 1, -1, max, -max})
330	>	assertEquals(z * ratio, x.toNanos(z));
331	>	if (max < Long.MAX_VALUE) {
332	>	assertEquals(Long.MAX_VALUE, x.toNanos(max + 1));
333	>	assertEquals(Long.MIN_VALUE, x.toNanos(-max - 1));
334	>	assertEquals(Long.MIN_VALUE, x.toNanos(Long.MIN_VALUE + 1));
335	>	}
336	>	assertEquals(Long.MAX_VALUE, x.toNanos(Long.MAX_VALUE));
337	>	assertEquals(Long.MIN_VALUE, x.toNanos(Long.MIN_VALUE));
338	>	if (max < Integer.MAX_VALUE) {
339	>	assertEquals(Long.MAX_VALUE, x.toNanos(Integer.MAX_VALUE));
340	>	assertEquals(Long.MIN_VALUE, x.toNanos(Integer.MIN_VALUE));
341	>	}
342	>	}
343	>	}
344		}
345
346	+	/**
347	+	* toMicros saturates positive too-large values to Long.MAX_VALUE
348	+	* and negative to LONG.MIN_VALUE
349	+	*/
350	+	public void testToMicrosSaturate() {
351	+	for (TimeUnit x : TimeUnit.values()) {
352	+	long ratio = x.toNanos(1) / MICROSECONDS.toNanos(1);
353	+	if (ratio >= 1) {
354	+	long max = Long.MAX_VALUE/ratio;
355	+	for (long z : new long[] {0, 1, -1, max, -max})
356	+	assertEquals(z * ratio, x.toMicros(z));
357	+	if (max < Long.MAX_VALUE) {
358	+	assertEquals(Long.MAX_VALUE, x.toMicros(max + 1));
359	+	assertEquals(Long.MIN_VALUE, x.toMicros(-max - 1));
360	+	assertEquals(Long.MIN_VALUE, x.toMicros(Long.MIN_VALUE + 1));
361	+	}
362	+	assertEquals(Long.MAX_VALUE, x.toMicros(Long.MAX_VALUE));
363	+	assertEquals(Long.MIN_VALUE, x.toMicros(Long.MIN_VALUE));
364	+	if (max < Integer.MAX_VALUE) {
365	+	assertEquals(Long.MAX_VALUE, x.toMicros(Integer.MAX_VALUE));
366	+	assertEquals(Long.MIN_VALUE, x.toMicros(Integer.MIN_VALUE));
367	+	}
368	+	}
369	+	}
370	+	}
371
372		/**
373	<	* toString returns string containing common name of unit
373	>	* toMillis saturates positive too-large values to Long.MAX_VALUE
374	>	* and negative to LONG.MIN_VALUE
375		*/
376	<	public void testToString() {
377	<	String s = TimeUnit.SECONDS.toString();
378	<	assertTrue(s.indexOf("ECOND") >= 0);
376	>	public void testToMillisSaturate() {
377	>	for (TimeUnit x : TimeUnit.values()) {
378	>	long ratio = x.toNanos(1) / MILLISECONDS.toNanos(1);
379	>	if (ratio >= 1) {
380	>	long max = Long.MAX_VALUE/ratio;
381	>	for (long z : new long[] {0, 1, -1, max, -max})
382	>	assertEquals(z * ratio, x.toMillis(z));
383	>	if (max < Long.MAX_VALUE) {
384	>	assertEquals(Long.MAX_VALUE, x.toMillis(max + 1));
385	>	assertEquals(Long.MIN_VALUE, x.toMillis(-max - 1));
386	>	assertEquals(Long.MIN_VALUE, x.toMillis(Long.MIN_VALUE + 1));
387	>	}
388	>	assertEquals(Long.MAX_VALUE, x.toMillis(Long.MAX_VALUE));
389	>	assertEquals(Long.MIN_VALUE, x.toMillis(Long.MIN_VALUE));
390	>	if (max < Integer.MAX_VALUE) {
391	>	assertEquals(Long.MAX_VALUE, x.toMillis(Integer.MAX_VALUE));
392	>	assertEquals(Long.MIN_VALUE, x.toMillis(Integer.MIN_VALUE));
393	>	}
394	>	}
395	>	}
396		}
397
335	–
398		/**
399	<	*  Timed wait without holding lock throws
400	<	*  IllegalMonitorStateException
399	>	* toSeconds saturates positive too-large values to Long.MAX_VALUE
400	>	* and negative to LONG.MIN_VALUE
401		*/
402	<	public void testTimedWait_IllegalMonitorException() {
403	<	//created a new thread with anonymous runnable
402	>	public void testToSecondsSaturate() {
403	>	for (TimeUnit x : TimeUnit.values()) {
404	>	long ratio = x.toNanos(1) / SECONDS.toNanos(1);
405	>	if (ratio >= 1) {
406	>	long max = Long.MAX_VALUE/ratio;
407	>	for (long z : new long[] {0, 1, -1, max, -max})
408	>	assertEquals(z * ratio, x.toSeconds(z));
409	>	if (max < Long.MAX_VALUE) {
410	>	assertEquals(Long.MAX_VALUE, x.toSeconds(max + 1));
411	>	assertEquals(Long.MIN_VALUE, x.toSeconds(-max - 1));
412	>	assertEquals(Long.MIN_VALUE, x.toSeconds(Long.MIN_VALUE + 1));
413	>	}
414	>	assertEquals(Long.MAX_VALUE, x.toSeconds(Long.MAX_VALUE));
415	>	assertEquals(Long.MIN_VALUE, x.toSeconds(Long.MIN_VALUE));
416	>	if (max < Integer.MAX_VALUE) {
417	>	assertEquals(Long.MAX_VALUE, x.toSeconds(Integer.MAX_VALUE));
418	>	assertEquals(Long.MIN_VALUE, x.toSeconds(Integer.MIN_VALUE));
419	>	}
420	>	}
421	>	}
422	>	}
423
424	<	Thread t = new Thread(new Runnable() {
425	<	public void run() {
426	<	Object o = new Object();
427	<	TimeUnit tu = TimeUnit.MILLISECONDS;
428	<	try {
429	<	tu.timedWait(o,LONG_DELAY_MS);
430	<	threadShouldThrow();
431	<	}
432	<	catch (InterruptedException ie) {
433	<	threadUnexpectedException();
434	<	}
435	<	catch(IllegalMonitorStateException success) {
436	<	}
437	<
424	>	/**
425	>	* toMinutes saturates positive too-large values to Long.MAX_VALUE
426	>	* and negative to LONG.MIN_VALUE
427	>	*/
428	>	public void testToMinutesSaturate() {
429	>	for (TimeUnit x : TimeUnit.values()) {
430	>	long ratio = x.toNanos(1) / MINUTES.toNanos(1);
431	>	if (ratio > 1) {
432	>	long max = Long.MAX_VALUE/ratio;
433	>	for (long z : new long[] {0, 1, -1, max, -max})
434	>	assertEquals(z * ratio, x.toMinutes(z));
435	>	assertEquals(Long.MAX_VALUE, x.toMinutes(max + 1));
436	>	assertEquals(Long.MIN_VALUE, x.toMinutes(-max - 1));
437	>	assertEquals(Long.MAX_VALUE, x.toMinutes(Long.MAX_VALUE));
438	>	assertEquals(Long.MIN_VALUE, x.toMinutes(Long.MIN_VALUE));
439	>	assertEquals(Long.MIN_VALUE, x.toMinutes(Long.MIN_VALUE + 1));
440	>	}
441	>	}
442	>	}
443	>
444	>	/**
445	>	* toHours saturates positive too-large values to Long.MAX_VALUE
446	>	* and negative to LONG.MIN_VALUE
447	>	*/
448	>	public void testToHoursSaturate() {
449	>	for (TimeUnit x : TimeUnit.values()) {
450	>	long ratio = x.toNanos(1) / HOURS.toNanos(1);
451	>	if (ratio >= 1) {
452	>	long max = Long.MAX_VALUE/ratio;
453	>	for (long z : new long[] {0, 1, -1, max, -max})
454	>	assertEquals(z * ratio, x.toHours(z));
455	>	if (max < Long.MAX_VALUE) {
456	>	assertEquals(Long.MAX_VALUE, x.toHours(max + 1));
457	>	assertEquals(Long.MIN_VALUE, x.toHours(-max - 1));
458	>	assertEquals(Long.MIN_VALUE, x.toHours(Long.MIN_VALUE + 1));
459		}
460	<	});
461	<	t.start();
462	<	try {
361	<	Thread.sleep(SHORT_DELAY_MS);
362	<	t.interrupt();
363	<	t.join();
364	<	} catch(Exception e) {
365	<	unexpectedException();
460	>	assertEquals(Long.MAX_VALUE, x.toHours(Long.MAX_VALUE));
461	>	assertEquals(Long.MIN_VALUE, x.toHours(Long.MIN_VALUE));
462	>	}
463		}
464		}
465	<
465	>
466	>	/**
467	>	* toString returns name of unit
468	>	*/
469	>	public void testToString() {
470	>	assertEquals("SECONDS", SECONDS.toString());
471	>	}
472	>
473	>	/**
474	>	* name returns name of unit
475	>	*/
476	>	public void testName() {
477	>	assertEquals("SECONDS", SECONDS.name());
478	>	}
479	>
480	>	/**
481	>	* Timed wait without holding lock throws
482	>	* IllegalMonitorStateException
483	>	*/
484	>	public void testTimedWait_IllegalMonitorException() {
485	>	Thread t = newStartedThread(new CheckedRunnable() {
486	>	public void realRun() throws InterruptedException {
487	>	Object o = new Object();
488	>	TimeUnit tu = MILLISECONDS;
489	>
490	>	try {
491	>	tu.timedWait(o, LONG_DELAY_MS);
492	>	threadShouldThrow();
493	>	} catch (IllegalMonitorStateException success) {}
494	>	}});
495	>
496	>	awaitTermination(t);
497	>	}
498	>
499		/**
500		* timedWait throws InterruptedException when interrupted
501		*/
502	<	public void testTimedWait() {
503	<	Thread t = new Thread(new Runnable() {
504	<	public void run() {
505	<	Object o = new Object();
506	<
507	<	TimeUnit tu = TimeUnit.MILLISECONDS;
508	<	try {
509	<	synchronized(o) {
510	<	tu.timedWait(o,MEDIUM_DELAY_MS);
511	<	}
512	<	threadShouldThrow();
513	<	}
514	<	catch(InterruptedException success) {}
515	<	catch(IllegalMonitorStateException failure) {
516	<	threadUnexpectedException();
517	<	}
518	<	}
519	<	});
520	<	t.start();
521	<	try {
522	<	Thread.sleep(SHORT_DELAY_MS);
523	<	t.interrupt();
524	<	t.join();
525	<	} catch(Exception e) {
526	<	unexpectedException();
527	<	}
502	>	public void testTimedWait_Interruptible() {
503	>	final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
504	>	Thread t = newStartedThread(new CheckedRunnable() {
505	>	public void realRun() throws InterruptedException {
506	>	Object o = new Object();
507	>	TimeUnit tu = MILLISECONDS;
508	>
509	>	Thread.currentThread().interrupt();
510	>	try {
511	>	synchronized (o) {
512	>	tu.timedWait(o, LONG_DELAY_MS);
513	>	}
514	>	shouldThrow();
515	>	} catch (InterruptedException success) {}
516	>	assertFalse(Thread.interrupted());
517	>
518	>	pleaseInterrupt.countDown();
519	>	try {
520	>	synchronized (o) {
521	>	tu.timedWait(o, LONG_DELAY_MS);
522	>	}
523	>	shouldThrow();
524	>	} catch (InterruptedException success) {}
525	>	assertFalse(Thread.interrupted());
526	>	}});
527	>
528	>	await(pleaseInterrupt);
529	>	assertThreadBlocks(t, Thread.State.TIMED_WAITING);
530	>	t.interrupt();
531	>	awaitTermination(t);
532		}
533	<
400	<
533	>
534		/**
535		* timedJoin throws InterruptedException when interrupted
536		*/
537	<	public void testTimedJoin() {
538	<	Thread t = new Thread(new Runnable() {
539	<	public void run() {
540	<	TimeUnit tu = TimeUnit.MILLISECONDS;
541	<	try {
542	<	Thread s = new Thread(new Runnable() {
543	<	public void run() {
544	<	try {
545	<	Thread.sleep(MEDIUM_DELAY_MS);
546	<	} catch(InterruptedException success){}
547	<	}
548	<	});
549	<	s.start();
550	<	tu.timedJoin(s,MEDIUM_DELAY_MS);
551	<	threadShouldThrow();
552	<	}
553	<	catch(Exception e) {}
554	<	}
555	<	});
556	<	t.start();
557	<	try {
558	<	Thread.sleep(SHORT_DELAY_MS);
559	<	t.interrupt();
560	<	t.join();
561	<	} catch(Exception e) {
562	<	unexpectedException();
563	<	}
564	<	}
565	<
566	<	/**
567	<	*  timedSleep throws InterruptedException when interrupted
568	<	*/
569	<	public void testTimedSleep() {
570	<	//created a new thread with anonymous runnable
571	<
572	<	Thread t = new Thread(new Runnable() {
573	<	public void run() {
574	<	TimeUnit tu = TimeUnit.MILLISECONDS;
575	<	try {
576	<	tu.sleep(MEDIUM_DELAY_MS);
577	<	threadShouldThrow();
578	<	}
579	<	catch(InterruptedException success) {}
580	<	}
581	<	});
582	<	t.start();
583	<	try {
584	<	Thread.sleep(SHORT_DELAY_MS);
585	<	t.interrupt();
586	<	t.join();
587	<	} catch(Exception e) {
588	<	unexpectedException();
589	<	}
590	<	}
591	<
592	<	/**
593	<	* a deserialized serialized unit is equal
594	<	*/
595	<	public void testSerialization() {
596	<	TimeUnit q = TimeUnit.MILLISECONDS;
597	<
598	<	try {
599	<	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
600	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
601	<	out.writeObject(q);
602	<	out.close();
603	<
471	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
472	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
473	<	TimeUnit r = (TimeUnit)in.readObject();
474	<
475	<	assertEquals(q.toString(), r.toString());
476	<	} catch(Exception e){
477	<	e.printStackTrace();
478	<	unexpectedException();
479	<	}
537	>	public void testTimedJoin_Interruptible() {
538	>	final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
539	>	final Thread s = newStartedThread(new CheckedInterruptedRunnable() {
540	>	public void realRun() throws InterruptedException {
541	>	Thread.sleep(LONG_DELAY_MS);
542	>	}});
543	>	final Thread t = newStartedThread(new CheckedRunnable() {
544	>	public void realRun() throws InterruptedException {
545	>	TimeUnit tu = MILLISECONDS;
546	>	Thread.currentThread().interrupt();
547	>	try {
548	>	tu.timedJoin(s, LONG_DELAY_MS);
549	>	shouldThrow();
550	>	} catch (InterruptedException success) {}
551	>	assertFalse(Thread.interrupted());
552	>
553	>	pleaseInterrupt.countDown();
554	>	try {
555	>	tu.timedJoin(s, LONG_DELAY_MS);
556	>	shouldThrow();
557	>	} catch (InterruptedException success) {}
558	>	assertFalse(Thread.interrupted());
559	>	}});
560	>
561	>	await(pleaseInterrupt);
562	>	assertThreadBlocks(t, Thread.State.TIMED_WAITING);
563	>	t.interrupt();
564	>	awaitTermination(t);
565	>	s.interrupt();
566	>	awaitTermination(s);
567	>	}
568	>
569	>	/**
570	>	* timedSleep throws InterruptedException when interrupted
571	>	*/
572	>	public void testTimedSleep_Interruptible() {
573	>	final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
574	>	Thread t = newStartedThread(new CheckedRunnable() {
575	>	public void realRun() throws InterruptedException {
576	>	TimeUnit tu = MILLISECONDS;
577	>	Thread.currentThread().interrupt();
578	>	try {
579	>	tu.sleep(LONG_DELAY_MS);
580	>	shouldThrow();
581	>	} catch (InterruptedException success) {}
582	>	assertFalse(Thread.interrupted());
583	>
584	>	pleaseInterrupt.countDown();
585	>	try {
586	>	tu.sleep(LONG_DELAY_MS);
587	>	shouldThrow();
588	>	} catch (InterruptedException success) {}
589	>	assertFalse(Thread.interrupted());
590	>	}});
591	>
592	>	await(pleaseInterrupt);
593	>	assertThreadBlocks(t, Thread.State.TIMED_WAITING);
594	>	t.interrupt();
595	>	awaitTermination(t);
596	>	}
597	>
598	>	/**
599	>	* a deserialized serialized unit is the same instance
600	>	*/
601	>	public void testSerialization() throws Exception {
602	>	for (TimeUnit x : TimeUnit.values())
603	>	assertSame(x, serialClone(x));
604		}
605
606		}

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