22 */
23
24 /*
25 * @test
26 * @run testng/othervm -Diters=20000 VarHandleTestMethodHandleAccessChar
27 */
28
29 import org.testng.annotations.BeforeClass;
30 import org.testng.annotations.DataProvider;
31 import org.testng.annotations.Test;
32
33 import java.lang.invoke.MethodHandles;
34 import java.lang.invoke.VarHandle;
35 import java.util.ArrayList;
36 import java.util.Arrays;
37 import java.util.List;
38
39 import static org.testng.Assert.*;
40
41 public class VarHandleTestMethodHandleAccessChar extends VarHandleBaseTest {
42 static final char static_final_v = 'a';
43
44 static char static_v;
45
46 final char final_v = 'a';
47
48 char v;
49
50 VarHandle vhFinalField;
51
52 VarHandle vhField;
53
54 VarHandle vhStaticField;
55
56 VarHandle vhStaticFinalField;
57
58 VarHandle vhArray;
59
60 @BeforeClass
61 public void setup() throws Exception {
62 vhFinalField = MethodHandles.lookup().findVarHandle(
63 VarHandleTestMethodHandleAccessChar.class, "final_v", char.class);
64
65 vhField = MethodHandles.lookup().findVarHandle(
66 VarHandleTestMethodHandleAccessChar.class, "v", char.class);
104
105 // Work around issue with jtreg summary reporting which truncates
106 // the String result of Object.toString to 30 characters, hence
107 // the first dummy argument
108 return cases.stream().map(tc -> new Object[]{tc.toString(), tc}).toArray(Object[][]::new);
109 }
110
111 @Test(dataProvider = "accessTestCaseProvider")
112 public <T> void testAccess(String desc, AccessTestCase<T> atc) throws Throwable {
113 T t = atc.get();
114 int iters = atc.requiresLoop() ? ITERS : 1;
115 for (int c = 0; c < iters; c++) {
116 atc.testAccess(t);
117 }
118 }
119
120
121 static void testInstanceField(VarHandleTestMethodHandleAccessChar recv, Handles hs) throws Throwable {
122 // Plain
123 {
124 hs.get(TestAccessMode.SET).invokeExact(recv, 'a');
125 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
126 assertEquals(x, 'a', "set char value");
127 }
128
129
130 // Volatile
131 {
132 hs.get(TestAccessMode.SET_VOLATILE).invokeExact(recv, 'b');
133 char x = (char) hs.get(TestAccessMode.GET_VOLATILE).invokeExact(recv);
134 assertEquals(x, 'b', "setVolatile char value");
135 }
136
137 // Lazy
138 {
139 hs.get(TestAccessMode.SET_RELEASE).invokeExact(recv, 'a');
140 char x = (char) hs.get(TestAccessMode.GET_ACQUIRE).invokeExact(recv);
141 assertEquals(x, 'a', "setRelease char value");
142 }
143
144 // Opaque
145 {
146 hs.get(TestAccessMode.SET_OPAQUE).invokeExact(recv, 'b');
147 char x = (char) hs.get(TestAccessMode.GET_OPAQUE).invokeExact(recv);
148 assertEquals(x, 'b', "setOpaque char value");
149 }
150
151
152 }
153
154 static void testInstanceFieldUnsupported(VarHandleTestMethodHandleAccessChar recv, Handles hs) throws Throwable {
155 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_SET)) {
156 checkUOE(am, () -> {
157 boolean r = (boolean) hs.get(am).invokeExact(recv, 'a', 'b');
158 });
159 }
160
161 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_EXCHANGE)) {
162 checkUOE(am, () -> {
163 char r = (char) hs.get(am).invokeExact(recv, 'a', 'b');
164 });
165 }
166
167 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_SET)) {
168 checkUOE(am, () -> {
169 char r = (char) hs.get(am).invokeExact(recv, 'a');
170 });
171 }
172
173 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_ADD)) {
174 checkUOE(am, () -> {
175 char r = (char) hs.get(am).invokeExact(recv, 'a');
176 });
177 }
178 }
179
180
181 static void testStaticField(Handles hs) throws Throwable {
182 // Plain
183 {
184 hs.get(TestAccessMode.SET).invokeExact('a');
185 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
186 assertEquals(x, 'a', "set char value");
187 }
188
189
190 // Volatile
191 {
192 hs.get(TestAccessMode.SET_VOLATILE).invokeExact('b');
193 char x = (char) hs.get(TestAccessMode.GET_VOLATILE).invokeExact();
194 assertEquals(x, 'b', "setVolatile char value");
195 }
196
197 // Lazy
198 {
199 hs.get(TestAccessMode.SET_RELEASE).invokeExact('a');
200 char x = (char) hs.get(TestAccessMode.GET_ACQUIRE).invokeExact();
201 assertEquals(x, 'a', "setRelease char value");
202 }
203
204 // Opaque
205 {
206 hs.get(TestAccessMode.SET_OPAQUE).invokeExact('b');
207 char x = (char) hs.get(TestAccessMode.GET_OPAQUE).invokeExact();
208 assertEquals(x, 'b', "setOpaque char value");
209 }
210
211
212 }
213
214 static void testStaticFieldUnsupported(Handles hs) throws Throwable {
215 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_SET)) {
216 checkUOE(am, () -> {
217 boolean r = (boolean) hs.get(am).invokeExact('a', 'b');
218 });
219 }
220
221 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_EXCHANGE)) {
222 checkUOE(am, () -> {
223 char r = (char) hs.get(am).invokeExact('a', 'b');
224 });
225 }
226
227 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_SET)) {
228 checkUOE(am, () -> {
229 char r = (char) hs.get(am).invokeExact('a');
230 });
231 }
232
233 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_ADD)) {
234 checkUOE(am, () -> {
235 char r = (char) hs.get(am).invokeExact('a');
236 });
237 }
238 }
239
240
241 static void testArray(Handles hs) throws Throwable {
242 char[] array = new char[10];
243
244 for (int i = 0; i < array.length; i++) {
245 // Plain
246 {
247 hs.get(TestAccessMode.SET).invokeExact(array, i, 'a');
248 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
249 assertEquals(x, 'a', "get char value");
250 }
251
252
253 // Volatile
254 {
255 hs.get(TestAccessMode.SET_VOLATILE).invokeExact(array, i, 'b');
256 char x = (char) hs.get(TestAccessMode.GET_VOLATILE).invokeExact(array, i);
257 assertEquals(x, 'b', "setVolatile char value");
258 }
259
260 // Lazy
261 {
262 hs.get(TestAccessMode.SET_RELEASE).invokeExact(array, i, 'a');
263 char x = (char) hs.get(TestAccessMode.GET_ACQUIRE).invokeExact(array, i);
264 assertEquals(x, 'a', "setRelease char value");
265 }
266
267 // Opaque
268 {
269 hs.get(TestAccessMode.SET_OPAQUE).invokeExact(array, i, 'b');
270 char x = (char) hs.get(TestAccessMode.GET_OPAQUE).invokeExact(array, i);
271 assertEquals(x, 'b', "setOpaque char value");
272 }
273
274
275 }
276 }
277
278 static void testArrayUnsupported(Handles hs) throws Throwable {
279 char[] array = new char[10];
280
281 final int i = 0;
282 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_SET)) {
283 checkUOE(am, () -> {
284 boolean r = (boolean) hs.get(am).invokeExact(array, i, 'a', 'b');
285 });
286 }
287
288 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_EXCHANGE)) {
289 checkUOE(am, () -> {
290 char r = (char) hs.get(am).invokeExact(array, i, 'a', 'b');
291 });
292 }
293
294 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_SET)) {
295 checkUOE(am, () -> {
296 char r = (char) hs.get(am).invokeExact(array, i, 'a');
297 });
298 }
299
300 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_ADD)) {
301 checkUOE(am, () -> {
302 char o = (char) hs.get(am).invokeExact(array, i, 'a');
303 });
304 }
305 }
306
307 static void testArrayIndexOutOfBounds(Handles hs) throws Throwable {
308 char[] array = new char[10];
309
310 for (int i : new int[]{-1, Integer.MIN_VALUE, 10, 11, Integer.MAX_VALUE}) {
311 final int ci = i;
312
313 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET)) {
314 checkIOOBE(am, () -> {
315 char x = (char) hs.get(am).invokeExact(array, ci);
316 });
317 }
318
319 for (TestAccessMode am : testAccessModesOfType(TestAccessType.SET)) {
320 checkIOOBE(am, () -> {
321 hs.get(am).invokeExact(array, ci, 'a');
322 });
323 }
324
325
326 }
327 }
328 }
329
|
22 */
23
24 /*
25 * @test
26 * @run testng/othervm -Diters=20000 VarHandleTestMethodHandleAccessChar
27 */
28
29 import org.testng.annotations.BeforeClass;
30 import org.testng.annotations.DataProvider;
31 import org.testng.annotations.Test;
32
33 import java.lang.invoke.MethodHandles;
34 import java.lang.invoke.VarHandle;
35 import java.util.ArrayList;
36 import java.util.Arrays;
37 import java.util.List;
38
39 import static org.testng.Assert.*;
40
41 public class VarHandleTestMethodHandleAccessChar extends VarHandleBaseTest {
42 static final char static_final_v = '\u0123';
43
44 static char static_v;
45
46 final char final_v = '\u0123';
47
48 char v;
49
50 VarHandle vhFinalField;
51
52 VarHandle vhField;
53
54 VarHandle vhStaticField;
55
56 VarHandle vhStaticFinalField;
57
58 VarHandle vhArray;
59
60 @BeforeClass
61 public void setup() throws Exception {
62 vhFinalField = MethodHandles.lookup().findVarHandle(
63 VarHandleTestMethodHandleAccessChar.class, "final_v", char.class);
64
65 vhField = MethodHandles.lookup().findVarHandle(
66 VarHandleTestMethodHandleAccessChar.class, "v", char.class);
104
105 // Work around issue with jtreg summary reporting which truncates
106 // the String result of Object.toString to 30 characters, hence
107 // the first dummy argument
108 return cases.stream().map(tc -> new Object[]{tc.toString(), tc}).toArray(Object[][]::new);
109 }
110
111 @Test(dataProvider = "accessTestCaseProvider")
112 public <T> void testAccess(String desc, AccessTestCase<T> atc) throws Throwable {
113 T t = atc.get();
114 int iters = atc.requiresLoop() ? ITERS : 1;
115 for (int c = 0; c < iters; c++) {
116 atc.testAccess(t);
117 }
118 }
119
120
121 static void testInstanceField(VarHandleTestMethodHandleAccessChar recv, Handles hs) throws Throwable {
122 // Plain
123 {
124 hs.get(TestAccessMode.SET).invokeExact(recv, '\u0123');
125 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
126 assertEquals(x, '\u0123', "set char value");
127 }
128
129
130 // Volatile
131 {
132 hs.get(TestAccessMode.SET_VOLATILE).invokeExact(recv, '\u4567');
133 char x = (char) hs.get(TestAccessMode.GET_VOLATILE).invokeExact(recv);
134 assertEquals(x, '\u4567', "setVolatile char value");
135 }
136
137 // Lazy
138 {
139 hs.get(TestAccessMode.SET_RELEASE).invokeExact(recv, '\u0123');
140 char x = (char) hs.get(TestAccessMode.GET_ACQUIRE).invokeExact(recv);
141 assertEquals(x, '\u0123', "setRelease char value");
142 }
143
144 // Opaque
145 {
146 hs.get(TestAccessMode.SET_OPAQUE).invokeExact(recv, '\u4567');
147 char x = (char) hs.get(TestAccessMode.GET_OPAQUE).invokeExact(recv);
148 assertEquals(x, '\u4567', "setOpaque char value");
149 }
150
151 hs.get(TestAccessMode.SET).invokeExact(recv, '\u0123');
152
153 // Compare
154 {
155 boolean r = (boolean) hs.get(TestAccessMode.COMPARE_AND_SET).invokeExact(recv, '\u0123', '\u4567');
156 assertEquals(r, true, "success compareAndSet char");
157 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
158 assertEquals(x, '\u4567', "success compareAndSet char value");
159 }
160
161 {
162 boolean r = (boolean) hs.get(TestAccessMode.COMPARE_AND_SET).invokeExact(recv, '\u0123', '\u89AB');
163 assertEquals(r, false, "failing compareAndSet char");
164 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
165 assertEquals(x, '\u4567', "failing compareAndSet char value");
166 }
167
168 {
169 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_VOLATILE).invokeExact(recv, '\u4567', '\u0123');
170 assertEquals(r, '\u4567', "success compareAndExchangeVolatile char");
171 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
172 assertEquals(x, '\u0123', "success compareAndExchangeVolatile char value");
173 }
174
175 {
176 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_VOLATILE).invokeExact(recv, '\u4567', '\u89AB');
177 assertEquals(r, '\u0123', "failing compareAndExchangeVolatile char");
178 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
179 assertEquals(x, '\u0123', "failing compareAndExchangeVolatile char value");
180 }
181
182 {
183 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_ACQUIRE).invokeExact(recv, '\u0123', '\u4567');
184 assertEquals(r, '\u0123', "success compareAndExchangeAcquire char");
185 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
186 assertEquals(x, '\u4567', "success compareAndExchangeAcquire char value");
187 }
188
189 {
190 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_ACQUIRE).invokeExact(recv, '\u0123', '\u89AB');
191 assertEquals(r, '\u4567', "failing compareAndExchangeAcquire char");
192 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
193 assertEquals(x, '\u4567', "failing compareAndExchangeAcquire char value");
194 }
195
196 {
197 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_RELEASE).invokeExact(recv, '\u4567', '\u0123');
198 assertEquals(r, '\u4567', "success compareAndExchangeRelease char");
199 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
200 assertEquals(x, '\u0123', "success compareAndExchangeRelease char value");
201 }
202
203 {
204 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_RELEASE).invokeExact(recv, '\u4567', '\u89AB');
205 assertEquals(r, '\u0123', "failing compareAndExchangeRelease char");
206 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
207 assertEquals(x, '\u0123', "failing compareAndExchangeRelease char value");
208 }
209
210 {
211 boolean success = false;
212 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
213 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET).invokeExact(recv, '\u0123', '\u4567');
214 }
215 assertEquals(success, true, "weakCompareAndSet char");
216 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
217 assertEquals(x, '\u4567', "weakCompareAndSet char value");
218 }
219
220 {
221 boolean success = false;
222 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
223 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET_ACQUIRE).invokeExact(recv, '\u4567', '\u0123');
224 }
225 assertEquals(success, true, "weakCompareAndSetAcquire char");
226 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
227 assertEquals(x, '\u0123', "weakCompareAndSetAcquire char");
228 }
229
230 {
231 boolean success = false;
232 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
233 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET_RELEASE).invokeExact(recv, '\u0123', '\u4567');
234 }
235 assertEquals(success, true, "weakCompareAndSetRelease char");
236 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
237 assertEquals(x, '\u4567', "weakCompareAndSetRelease char");
238 }
239
240 // Compare set and get
241 {
242 char o = (char) hs.get(TestAccessMode.GET_AND_SET).invokeExact(recv, '\u0123');
243 assertEquals(o, '\u4567', "getAndSet char");
244 char x = (char) hs.get(TestAccessMode.GET).invokeExact(recv);
245 assertEquals(x, '\u0123', "getAndSet char value");
246 }
247
248 hs.get(TestAccessMode.SET).invokeExact(recv, '\u0123');
249
250 // get and add, add and get
251 {
252 char o = (char) hs.get(TestAccessMode.GET_AND_ADD).invokeExact(recv, '\u89AB');
253 assertEquals(o, '\u0123', "getAndAdd char");
254 char c = (char) hs.get(TestAccessMode.ADD_AND_GET).invokeExact(recv, '\u89AB');
255 assertEquals(c, (char)('\u0123' + '\u89AB' + '\u89AB'), "getAndAdd char value");
256 }
257 }
258
259 static void testInstanceFieldUnsupported(VarHandleTestMethodHandleAccessChar recv, Handles hs) throws Throwable {
260
261 }
262
263
264 static void testStaticField(Handles hs) throws Throwable {
265 // Plain
266 {
267 hs.get(TestAccessMode.SET).invokeExact('\u0123');
268 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
269 assertEquals(x, '\u0123', "set char value");
270 }
271
272
273 // Volatile
274 {
275 hs.get(TestAccessMode.SET_VOLATILE).invokeExact('\u4567');
276 char x = (char) hs.get(TestAccessMode.GET_VOLATILE).invokeExact();
277 assertEquals(x, '\u4567', "setVolatile char value");
278 }
279
280 // Lazy
281 {
282 hs.get(TestAccessMode.SET_RELEASE).invokeExact('\u0123');
283 char x = (char) hs.get(TestAccessMode.GET_ACQUIRE).invokeExact();
284 assertEquals(x, '\u0123', "setRelease char value");
285 }
286
287 // Opaque
288 {
289 hs.get(TestAccessMode.SET_OPAQUE).invokeExact('\u4567');
290 char x = (char) hs.get(TestAccessMode.GET_OPAQUE).invokeExact();
291 assertEquals(x, '\u4567', "setOpaque char value");
292 }
293
294 hs.get(TestAccessMode.SET).invokeExact('\u0123');
295
296 // Compare
297 {
298 boolean r = (boolean) hs.get(TestAccessMode.COMPARE_AND_SET).invokeExact('\u0123', '\u4567');
299 assertEquals(r, true, "success compareAndSet char");
300 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
301 assertEquals(x, '\u4567', "success compareAndSet char value");
302 }
303
304 {
305 boolean r = (boolean) hs.get(TestAccessMode.COMPARE_AND_SET).invokeExact('\u0123', '\u89AB');
306 assertEquals(r, false, "failing compareAndSet char");
307 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
308 assertEquals(x, '\u4567', "failing compareAndSet char value");
309 }
310
311 {
312 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_VOLATILE).invokeExact('\u4567', '\u0123');
313 assertEquals(r, '\u4567', "success compareAndExchangeVolatile char");
314 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
315 assertEquals(x, '\u0123', "success compareAndExchangeVolatile char value");
316 }
317
318 {
319 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_VOLATILE).invokeExact('\u4567', '\u89AB');
320 assertEquals(r, '\u0123', "failing compareAndExchangeVolatile char");
321 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
322 assertEquals(x, '\u0123', "failing compareAndExchangeVolatile char value");
323 }
324
325 {
326 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_ACQUIRE).invokeExact('\u0123', '\u4567');
327 assertEquals(r, '\u0123', "success compareAndExchangeAcquire char");
328 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
329 assertEquals(x, '\u4567', "success compareAndExchangeAcquire char value");
330 }
331
332 {
333 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_ACQUIRE).invokeExact('\u0123', '\u89AB');
334 assertEquals(r, '\u4567', "failing compareAndExchangeAcquire char");
335 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
336 assertEquals(x, '\u4567', "failing compareAndExchangeAcquire char value");
337 }
338
339 {
340 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_RELEASE).invokeExact('\u4567', '\u0123');
341 assertEquals(r, '\u4567', "success compareAndExchangeRelease char");
342 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
343 assertEquals(x, '\u0123', "success compareAndExchangeRelease char value");
344 }
345
346 {
347 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_RELEASE).invokeExact('\u4567', '\u89AB');
348 assertEquals(r, '\u0123', "failing compareAndExchangeRelease char");
349 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
350 assertEquals(x, '\u0123', "failing compareAndExchangeRelease char value");
351 }
352
353 {
354 boolean success = false;
355 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
356 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET).invokeExact('\u0123', '\u4567');
357 }
358 assertEquals(success, true, "weakCompareAndSet char");
359 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
360 assertEquals(x, '\u4567', "weakCompareAndSet char value");
361 }
362
363 {
364 boolean success = false;
365 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
366 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET_ACQUIRE).invokeExact('\u4567', '\u0123');
367 }
368 assertEquals(success, true, "weakCompareAndSetAcquire char");
369 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
370 assertEquals(x, '\u0123', "weakCompareAndSetAcquire char");
371 }
372
373 {
374 boolean success = false;
375 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
376 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET_RELEASE).invokeExact('\u0123', '\u4567');
377 }
378 assertEquals(success, true, "weakCompareAndSetRelease char");
379 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
380 assertEquals(x, '\u4567', "weakCompareAndSetRelease char");
381 }
382
383 // Compare set and get
384 {
385 char o = (char) hs.get(TestAccessMode.GET_AND_SET).invokeExact( '\u0123');
386 assertEquals(o, '\u4567', "getAndSet char");
387 char x = (char) hs.get(TestAccessMode.GET).invokeExact();
388 assertEquals(x, '\u0123', "getAndSet char value");
389 }
390
391 hs.get(TestAccessMode.SET).invokeExact('\u0123');
392
393 // get and add, add and get
394 {
395 char o = (char) hs.get(TestAccessMode.GET_AND_ADD).invokeExact( '\u89AB');
396 assertEquals(o, '\u0123', "getAndAdd char");
397 char c = (char) hs.get(TestAccessMode.ADD_AND_GET).invokeExact('\u89AB');
398 assertEquals(c, (char)('\u0123' + '\u89AB' + '\u89AB'), "getAndAdd char value");
399 }
400 }
401
402 static void testStaticFieldUnsupported(Handles hs) throws Throwable {
403
404 }
405
406
407 static void testArray(Handles hs) throws Throwable {
408 char[] array = new char[10];
409
410 for (int i = 0; i < array.length; i++) {
411 // Plain
412 {
413 hs.get(TestAccessMode.SET).invokeExact(array, i, '\u0123');
414 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
415 assertEquals(x, '\u0123', "get char value");
416 }
417
418
419 // Volatile
420 {
421 hs.get(TestAccessMode.SET_VOLATILE).invokeExact(array, i, '\u4567');
422 char x = (char) hs.get(TestAccessMode.GET_VOLATILE).invokeExact(array, i);
423 assertEquals(x, '\u4567', "setVolatile char value");
424 }
425
426 // Lazy
427 {
428 hs.get(TestAccessMode.SET_RELEASE).invokeExact(array, i, '\u0123');
429 char x = (char) hs.get(TestAccessMode.GET_ACQUIRE).invokeExact(array, i);
430 assertEquals(x, '\u0123', "setRelease char value");
431 }
432
433 // Opaque
434 {
435 hs.get(TestAccessMode.SET_OPAQUE).invokeExact(array, i, '\u4567');
436 char x = (char) hs.get(TestAccessMode.GET_OPAQUE).invokeExact(array, i);
437 assertEquals(x, '\u4567', "setOpaque char value");
438 }
439
440 hs.get(TestAccessMode.SET).invokeExact(array, i, '\u0123');
441
442 // Compare
443 {
444 boolean r = (boolean) hs.get(TestAccessMode.COMPARE_AND_SET).invokeExact(array, i, '\u0123', '\u4567');
445 assertEquals(r, true, "success compareAndSet char");
446 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
447 assertEquals(x, '\u4567', "success compareAndSet char value");
448 }
449
450 {
451 boolean r = (boolean) hs.get(TestAccessMode.COMPARE_AND_SET).invokeExact(array, i, '\u0123', '\u89AB');
452 assertEquals(r, false, "failing compareAndSet char");
453 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
454 assertEquals(x, '\u4567', "failing compareAndSet char value");
455 }
456
457 {
458 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_VOLATILE).invokeExact(array, i, '\u4567', '\u0123');
459 assertEquals(r, '\u4567', "success compareAndExchangeVolatile char");
460 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
461 assertEquals(x, '\u0123', "success compareAndExchangeVolatile char value");
462 }
463
464 {
465 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_VOLATILE).invokeExact(array, i, '\u4567', '\u89AB');
466 assertEquals(r, '\u0123', "failing compareAndExchangeVolatile char");
467 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
468 assertEquals(x, '\u0123', "failing compareAndExchangeVolatile char value");
469 }
470
471 {
472 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_ACQUIRE).invokeExact(array, i, '\u0123', '\u4567');
473 assertEquals(r, '\u0123', "success compareAndExchangeAcquire char");
474 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
475 assertEquals(x, '\u4567', "success compareAndExchangeAcquire char value");
476 }
477
478 {
479 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_ACQUIRE).invokeExact(array, i, '\u0123', '\u89AB');
480 assertEquals(r, '\u4567', "failing compareAndExchangeAcquire char");
481 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
482 assertEquals(x, '\u4567', "failing compareAndExchangeAcquire char value");
483 }
484
485 {
486 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_RELEASE).invokeExact(array, i, '\u4567', '\u0123');
487 assertEquals(r, '\u4567', "success compareAndExchangeRelease char");
488 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
489 assertEquals(x, '\u0123', "success compareAndExchangeRelease char value");
490 }
491
492 {
493 char r = (char) hs.get(TestAccessMode.COMPARE_AND_EXCHANGE_RELEASE).invokeExact(array, i, '\u4567', '\u89AB');
494 assertEquals(r, '\u0123', "failing compareAndExchangeRelease char");
495 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
496 assertEquals(x, '\u0123', "failing compareAndExchangeRelease char value");
497 }
498
499 {
500 boolean success = false;
501 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
502 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET).invokeExact(array, i, '\u0123', '\u4567');
503 }
504 assertEquals(success, true, "weakCompareAndSet char");
505 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
506 assertEquals(x, '\u4567', "weakCompareAndSet char value");
507 }
508
509 {
510 boolean success = false;
511 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
512 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET_ACQUIRE).invokeExact(array, i, '\u4567', '\u0123');
513 }
514 assertEquals(success, true, "weakCompareAndSetAcquire char");
515 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
516 assertEquals(x, '\u0123', "weakCompareAndSetAcquire char");
517 }
518
519 {
520 boolean success = false;
521 for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) {
522 success = (boolean) hs.get(TestAccessMode.WEAK_COMPARE_AND_SET_RELEASE).invokeExact(array, i, '\u0123', '\u4567');
523 }
524 assertEquals(success, true, "weakCompareAndSetRelease char");
525 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
526 assertEquals(x, '\u4567', "weakCompareAndSetRelease char");
527 }
528
529 // Compare set and get
530 {
531 char o = (char) hs.get(TestAccessMode.GET_AND_SET).invokeExact(array, i, '\u0123');
532 assertEquals(o, '\u4567', "getAndSet char");
533 char x = (char) hs.get(TestAccessMode.GET).invokeExact(array, i);
534 assertEquals(x, '\u0123', "getAndSet char value");
535 }
536
537 hs.get(TestAccessMode.SET).invokeExact(array, i, '\u0123');
538
539 // get and add, add and get
540 {
541 char o = (char) hs.get(TestAccessMode.GET_AND_ADD).invokeExact(array, i, '\u89AB');
542 assertEquals(o, '\u0123', "getAndAdd char");
543 char c = (char) hs.get(TestAccessMode.ADD_AND_GET).invokeExact(array, i, '\u89AB');
544 assertEquals(c, (char)('\u0123' + '\u89AB' + '\u89AB'), "getAndAdd char value");
545 }
546 }
547 }
548
549 static void testArrayUnsupported(Handles hs) throws Throwable {
550 char[] array = new char[10];
551
552 final int i = 0;
553
554 }
555
556 static void testArrayIndexOutOfBounds(Handles hs) throws Throwable {
557 char[] array = new char[10];
558
559 for (int i : new int[]{-1, Integer.MIN_VALUE, 10, 11, Integer.MAX_VALUE}) {
560 final int ci = i;
561
562 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET)) {
563 checkIOOBE(am, () -> {
564 char x = (char) hs.get(am).invokeExact(array, ci);
565 });
566 }
567
568 for (TestAccessMode am : testAccessModesOfType(TestAccessType.SET)) {
569 checkIOOBE(am, () -> {
570 hs.get(am).invokeExact(array, ci, '\u0123');
571 });
572 }
573
574 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_SET)) {
575 checkIOOBE(am, () -> {
576 boolean r = (boolean) hs.get(am).invokeExact(array, ci, '\u0123', '\u4567');
577 });
578 }
579
580 for (TestAccessMode am : testAccessModesOfType(TestAccessType.COMPARE_AND_EXCHANGE)) {
581 checkIOOBE(am, () -> {
582 char r = (char) hs.get(am).invokeExact(array, ci, '\u4567', '\u0123');
583 });
584 }
585
586 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_SET)) {
587 checkIOOBE(am, () -> {
588 char o = (char) hs.get(am).invokeExact(array, ci, '\u0123');
589 });
590 }
591
592 for (TestAccessMode am : testAccessModesOfType(TestAccessType.GET_AND_ADD)) {
593 checkIOOBE(am, () -> {
594 char o = (char) hs.get(am).invokeExact(array, ci, '\u89AB');
595 });
596 }
597 }
598 }
599 }
600
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