| 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/publicdomain/zero/1.0/ |
| 5 |
*/ |
| 6 |
|
| 7 |
import junit.framework.*; |
| 8 |
import java.util.*; |
| 9 |
|
| 10 |
public class TreeSubMapTest extends JSR166TestCase { |
| 11 |
public static void main(String[] args) { |
| 12 |
junit.textui.TestRunner.run(suite()); |
| 13 |
} |
| 14 |
public static Test suite() { |
| 15 |
return new TestSuite(TreeSubMapTest.class); |
| 16 |
} |
| 17 |
|
| 18 |
/** |
| 19 |
* Create a map from Integers 1-5 to Strings "A"-"E". |
| 20 |
*/ |
| 21 |
private static NavigableMap map5() { |
| 22 |
TreeMap map = new TreeMap(); |
| 23 |
assertTrue(map.isEmpty()); |
| 24 |
map.put(zero, "Z"); |
| 25 |
map.put(one, "A"); |
| 26 |
map.put(five, "E"); |
| 27 |
map.put(three, "C"); |
| 28 |
map.put(two, "B"); |
| 29 |
map.put(four, "D"); |
| 30 |
map.put(seven, "F"); |
| 31 |
assertFalse(map.isEmpty()); |
| 32 |
assertEquals(7, map.size()); |
| 33 |
return map.subMap(one, true, seven, false); |
| 34 |
} |
| 35 |
|
| 36 |
private static NavigableMap map0() { |
| 37 |
TreeMap map = new TreeMap(); |
| 38 |
assertTrue(map.isEmpty()); |
| 39 |
return map.tailMap(one, true); |
| 40 |
} |
| 41 |
|
| 42 |
/** |
| 43 |
* Create a map from Integers -5 to -1 to Strings "A"-"E". |
| 44 |
*/ |
| 45 |
private static NavigableMap dmap5() { |
| 46 |
TreeMap map = new TreeMap(); |
| 47 |
assertTrue(map.isEmpty()); |
| 48 |
map.put(m1, "A"); |
| 49 |
map.put(m5, "E"); |
| 50 |
map.put(m3, "C"); |
| 51 |
map.put(m2, "B"); |
| 52 |
map.put(m4, "D"); |
| 53 |
assertFalse(map.isEmpty()); |
| 54 |
assertEquals(5, map.size()); |
| 55 |
return map.descendingMap(); |
| 56 |
} |
| 57 |
|
| 58 |
private static NavigableMap dmap0() { |
| 59 |
TreeMap map = new TreeMap(); |
| 60 |
assertTrue(map.isEmpty()); |
| 61 |
return map; |
| 62 |
} |
| 63 |
|
| 64 |
/** |
| 65 |
* clear removes all pairs |
| 66 |
*/ |
| 67 |
public void testClear() { |
| 68 |
NavigableMap map = map5(); |
| 69 |
map.clear(); |
| 70 |
assertEquals(map.size(), 0); |
| 71 |
} |
| 72 |
|
| 73 |
/** |
| 74 |
* Maps with same contents are equal |
| 75 |
*/ |
| 76 |
public void testEquals() { |
| 77 |
NavigableMap map1 = map5(); |
| 78 |
NavigableMap map2 = map5(); |
| 79 |
assertEquals(map1, map2); |
| 80 |
assertEquals(map2, map1); |
| 81 |
map1.clear(); |
| 82 |
assertFalse(map1.equals(map2)); |
| 83 |
assertFalse(map2.equals(map1)); |
| 84 |
} |
| 85 |
|
| 86 |
/** |
| 87 |
* containsKey returns true for contained key |
| 88 |
*/ |
| 89 |
public void testContainsKey() { |
| 90 |
NavigableMap map = map5(); |
| 91 |
assertTrue(map.containsKey(one)); |
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assertFalse(map.containsKey(zero)); |
| 93 |
} |
| 94 |
|
| 95 |
/** |
| 96 |
* containsValue returns true for held values |
| 97 |
*/ |
| 98 |
public void testContainsValue() { |
| 99 |
NavigableMap map = map5(); |
| 100 |
assertTrue(map.containsValue("A")); |
| 101 |
assertFalse(map.containsValue("Z")); |
| 102 |
} |
| 103 |
|
| 104 |
/** |
| 105 |
* get returns the correct element at the given key, |
| 106 |
* or null if not present |
| 107 |
*/ |
| 108 |
public void testGet() { |
| 109 |
NavigableMap map = map5(); |
| 110 |
assertEquals("A", (String)map.get(one)); |
| 111 |
NavigableMap empty = map0(); |
| 112 |
assertNull(empty.get(one)); |
| 113 |
} |
| 114 |
|
| 115 |
/** |
| 116 |
* isEmpty is true of empty map and false for non-empty |
| 117 |
*/ |
| 118 |
public void testIsEmpty() { |
| 119 |
NavigableMap empty = map0(); |
| 120 |
NavigableMap map = map5(); |
| 121 |
assertTrue(empty.isEmpty()); |
| 122 |
assertFalse(map.isEmpty()); |
| 123 |
} |
| 124 |
|
| 125 |
/** |
| 126 |
* firstKey returns first key |
| 127 |
*/ |
| 128 |
public void testFirstKey() { |
| 129 |
NavigableMap map = map5(); |
| 130 |
assertEquals(one, map.firstKey()); |
| 131 |
} |
| 132 |
|
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/** |
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* lastKey returns last key |
| 135 |
*/ |
| 136 |
public void testLastKey() { |
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NavigableMap map = map5(); |
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assertEquals(five, map.lastKey()); |
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} |
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|
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/** |
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* keySet returns a Set containing all the keys |
| 143 |
*/ |
| 144 |
public void testKeySet() { |
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NavigableMap map = map5(); |
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Set s = map.keySet(); |
| 147 |
assertEquals(5, s.size()); |
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assertTrue(s.contains(one)); |
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assertTrue(s.contains(two)); |
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assertTrue(s.contains(three)); |
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assertTrue(s.contains(four)); |
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assertTrue(s.contains(five)); |
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} |
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|
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/** |
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* keySet is ordered |
| 157 |
*/ |
| 158 |
public void testKeySetOrder() { |
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NavigableMap map = map5(); |
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Set s = map.keySet(); |
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Iterator i = s.iterator(); |
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Integer last = (Integer)i.next(); |
| 163 |
assertEquals(last, one); |
| 164 |
while (i.hasNext()) { |
| 165 |
Integer k = (Integer)i.next(); |
| 166 |
assertTrue(last.compareTo(k) < 0); |
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last = k; |
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} |
| 169 |
} |
| 170 |
|
| 171 |
/** |
| 172 |
* values collection contains all values |
| 173 |
*/ |
| 174 |
public void testValues() { |
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NavigableMap map = map5(); |
| 176 |
Collection s = map.values(); |
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assertEquals(5, s.size()); |
| 178 |
assertTrue(s.contains("A")); |
| 179 |
assertTrue(s.contains("B")); |
| 180 |
assertTrue(s.contains("C")); |
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assertTrue(s.contains("D")); |
| 182 |
assertTrue(s.contains("E")); |
| 183 |
} |
| 184 |
|
| 185 |
/** |
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* entrySet contains all pairs |
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*/ |
| 188 |
public void testEntrySet() { |
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NavigableMap map = map5(); |
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Set s = map.entrySet(); |
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assertEquals(5, s.size()); |
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Iterator it = s.iterator(); |
| 193 |
while (it.hasNext()) { |
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Map.Entry e = (Map.Entry) it.next(); |
| 195 |
assertTrue( |
| 196 |
(e.getKey().equals(one) && e.getValue().equals("A")) || |
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(e.getKey().equals(two) && e.getValue().equals("B")) || |
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(e.getKey().equals(three) && e.getValue().equals("C")) || |
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(e.getKey().equals(four) && e.getValue().equals("D")) || |
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(e.getKey().equals(five) && e.getValue().equals("E"))); |
| 201 |
} |
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} |
| 203 |
|
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/** |
| 205 |
* putAll adds all key-value pairs from the given map |
| 206 |
*/ |
| 207 |
public void testPutAll() { |
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NavigableMap empty = map0(); |
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NavigableMap map = map5(); |
| 210 |
empty.putAll(map); |
| 211 |
assertEquals(5, empty.size()); |
| 212 |
assertTrue(empty.containsKey(one)); |
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assertTrue(empty.containsKey(two)); |
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assertTrue(empty.containsKey(three)); |
| 215 |
assertTrue(empty.containsKey(four)); |
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assertTrue(empty.containsKey(five)); |
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} |
| 218 |
|
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/** |
| 220 |
* remove removes the correct key-value pair from the map |
| 221 |
*/ |
| 222 |
public void testRemove() { |
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NavigableMap map = map5(); |
| 224 |
map.remove(five); |
| 225 |
assertEquals(4, map.size()); |
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assertFalse(map.containsKey(five)); |
| 227 |
} |
| 228 |
|
| 229 |
/** |
| 230 |
* lowerEntry returns preceding entry. |
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*/ |
| 232 |
public void testLowerEntry() { |
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NavigableMap map = map5(); |
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Map.Entry e1 = map.lowerEntry(three); |
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assertEquals(two, e1.getKey()); |
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|
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Map.Entry e2 = map.lowerEntry(six); |
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assertEquals(five, e2.getKey()); |
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|
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Map.Entry e3 = map.lowerEntry(one); |
| 241 |
assertNull(e3); |
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|
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Map.Entry e4 = map.lowerEntry(zero); |
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assertNull(e4); |
| 245 |
} |
| 246 |
|
| 247 |
/** |
| 248 |
* higherEntry returns next entry. |
| 249 |
*/ |
| 250 |
public void testHigherEntry() { |
| 251 |
NavigableMap map = map5(); |
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Map.Entry e1 = map.higherEntry(three); |
| 253 |
assertEquals(four, e1.getKey()); |
| 254 |
|
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Map.Entry e2 = map.higherEntry(zero); |
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assertEquals(one, e2.getKey()); |
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|
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Map.Entry e3 = map.higherEntry(five); |
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assertNull(e3); |
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|
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Map.Entry e4 = map.higherEntry(six); |
| 262 |
assertNull(e4); |
| 263 |
} |
| 264 |
|
| 265 |
/** |
| 266 |
* floorEntry returns preceding entry. |
| 267 |
*/ |
| 268 |
public void testFloorEntry() { |
| 269 |
NavigableMap map = map5(); |
| 270 |
Map.Entry e1 = map.floorEntry(three); |
| 271 |
assertEquals(three, e1.getKey()); |
| 272 |
|
| 273 |
Map.Entry e2 = map.floorEntry(six); |
| 274 |
assertEquals(five, e2.getKey()); |
| 275 |
|
| 276 |
Map.Entry e3 = map.floorEntry(one); |
| 277 |
assertEquals(one, e3.getKey()); |
| 278 |
|
| 279 |
Map.Entry e4 = map.floorEntry(zero); |
| 280 |
assertNull(e4); |
| 281 |
} |
| 282 |
|
| 283 |
/** |
| 284 |
* ceilingEntry returns next entry. |
| 285 |
*/ |
| 286 |
public void testCeilingEntry() { |
| 287 |
NavigableMap map = map5(); |
| 288 |
Map.Entry e1 = map.ceilingEntry(three); |
| 289 |
assertEquals(three, e1.getKey()); |
| 290 |
|
| 291 |
Map.Entry e2 = map.ceilingEntry(zero); |
| 292 |
assertEquals(one, e2.getKey()); |
| 293 |
|
| 294 |
Map.Entry e3 = map.ceilingEntry(five); |
| 295 |
assertEquals(five, e3.getKey()); |
| 296 |
|
| 297 |
Map.Entry e4 = map.ceilingEntry(six); |
| 298 |
assertNull(e4); |
| 299 |
} |
| 300 |
|
| 301 |
/** |
| 302 |
* pollFirstEntry returns entries in order |
| 303 |
*/ |
| 304 |
public void testPollFirstEntry() { |
| 305 |
NavigableMap map = map5(); |
| 306 |
Map.Entry e = map.pollFirstEntry(); |
| 307 |
assertEquals(one, e.getKey()); |
| 308 |
assertEquals("A", e.getValue()); |
| 309 |
e = map.pollFirstEntry(); |
| 310 |
assertEquals(two, e.getKey()); |
| 311 |
map.put(one, "A"); |
| 312 |
e = map.pollFirstEntry(); |
| 313 |
assertEquals(one, e.getKey()); |
| 314 |
assertEquals("A", e.getValue()); |
| 315 |
e = map.pollFirstEntry(); |
| 316 |
assertEquals(three, e.getKey()); |
| 317 |
map.remove(four); |
| 318 |
e = map.pollFirstEntry(); |
| 319 |
assertEquals(five, e.getKey()); |
| 320 |
try { |
| 321 |
e.setValue("A"); |
| 322 |
shouldThrow(); |
| 323 |
} catch (UnsupportedOperationException success) {} |
| 324 |
assertTrue(map.isEmpty()); |
| 325 |
Map.Entry f = map.firstEntry(); |
| 326 |
assertNull(f); |
| 327 |
e = map.pollFirstEntry(); |
| 328 |
assertNull(e); |
| 329 |
} |
| 330 |
|
| 331 |
/** |
| 332 |
* pollLastEntry returns entries in order |
| 333 |
*/ |
| 334 |
public void testPollLastEntry() { |
| 335 |
NavigableMap map = map5(); |
| 336 |
Map.Entry e = map.pollLastEntry(); |
| 337 |
assertEquals(five, e.getKey()); |
| 338 |
assertEquals("E", e.getValue()); |
| 339 |
e = map.pollLastEntry(); |
| 340 |
assertEquals(four, e.getKey()); |
| 341 |
map.put(five, "E"); |
| 342 |
e = map.pollLastEntry(); |
| 343 |
assertEquals(five, e.getKey()); |
| 344 |
assertEquals("E", e.getValue()); |
| 345 |
e = map.pollLastEntry(); |
| 346 |
assertEquals(three, e.getKey()); |
| 347 |
map.remove(two); |
| 348 |
e = map.pollLastEntry(); |
| 349 |
assertEquals(one, e.getKey()); |
| 350 |
try { |
| 351 |
e.setValue("E"); |
| 352 |
shouldThrow(); |
| 353 |
} catch (UnsupportedOperationException success) {} |
| 354 |
e = map.pollLastEntry(); |
| 355 |
assertNull(e); |
| 356 |
} |
| 357 |
|
| 358 |
/** |
| 359 |
* size returns the correct values |
| 360 |
*/ |
| 361 |
public void testSize() { |
| 362 |
NavigableMap map = map5(); |
| 363 |
NavigableMap empty = map0(); |
| 364 |
assertEquals(0, empty.size()); |
| 365 |
assertEquals(5, map.size()); |
| 366 |
} |
| 367 |
|
| 368 |
/** |
| 369 |
* toString contains toString of elements |
| 370 |
*/ |
| 371 |
public void testToString() { |
| 372 |
NavigableMap map = map5(); |
| 373 |
String s = map.toString(); |
| 374 |
for (int i = 1; i <= 5; ++i) { |
| 375 |
assertTrue(s.contains(String.valueOf(i))); |
| 376 |
} |
| 377 |
} |
| 378 |
|
| 379 |
// Exception tests |
| 380 |
|
| 381 |
/** |
| 382 |
* get(null) of nonempty map throws NPE |
| 383 |
*/ |
| 384 |
public void testGet_NullPointerException() { |
| 385 |
try { |
| 386 |
NavigableMap c = map5(); |
| 387 |
c.get(null); |
| 388 |
shouldThrow(); |
| 389 |
} catch (NullPointerException success) {} |
| 390 |
} |
| 391 |
|
| 392 |
/** |
| 393 |
* containsKey(null) of nonempty map throws NPE |
| 394 |
*/ |
| 395 |
public void testContainsKey_NullPointerException() { |
| 396 |
try { |
| 397 |
NavigableMap c = map5(); |
| 398 |
c.containsKey(null); |
| 399 |
shouldThrow(); |
| 400 |
} catch (NullPointerException success) {} |
| 401 |
} |
| 402 |
|
| 403 |
/** |
| 404 |
* put(null,x) throws NPE |
| 405 |
*/ |
| 406 |
public void testPut1_NullPointerException() { |
| 407 |
try { |
| 408 |
NavigableMap c = map5(); |
| 409 |
c.put(null, "whatever"); |
| 410 |
shouldThrow(); |
| 411 |
} catch (NullPointerException success) {} |
| 412 |
} |
| 413 |
|
| 414 |
/** |
| 415 |
* remove(null) throws NPE |
| 416 |
*/ |
| 417 |
public void testRemove1_NullPointerException() { |
| 418 |
try { |
| 419 |
NavigableMap c = map5(); |
| 420 |
c.remove(null); |
| 421 |
shouldThrow(); |
| 422 |
} catch (NullPointerException success) {} |
| 423 |
} |
| 424 |
|
| 425 |
/** |
| 426 |
* A deserialized map equals original |
| 427 |
*/ |
| 428 |
public void testSerialization() throws Exception { |
| 429 |
NavigableMap x = map5(); |
| 430 |
NavigableMap y = serialClone(x); |
| 431 |
|
| 432 |
assertTrue(x != y); |
| 433 |
assertEquals(x.size(), y.size()); |
| 434 |
assertEquals(x.toString(), y.toString()); |
| 435 |
assertEquals(x, y); |
| 436 |
assertEquals(y, x); |
| 437 |
} |
| 438 |
|
| 439 |
/** |
| 440 |
* subMap returns map with keys in requested range |
| 441 |
*/ |
| 442 |
public void testSubMapContents() { |
| 443 |
NavigableMap map = map5(); |
| 444 |
SortedMap sm = map.subMap(two, four); |
| 445 |
assertEquals(two, sm.firstKey()); |
| 446 |
assertEquals(three, sm.lastKey()); |
| 447 |
assertEquals(2, sm.size()); |
| 448 |
assertFalse(sm.containsKey(one)); |
| 449 |
assertTrue(sm.containsKey(two)); |
| 450 |
assertTrue(sm.containsKey(three)); |
| 451 |
assertFalse(sm.containsKey(four)); |
| 452 |
assertFalse(sm.containsKey(five)); |
| 453 |
Iterator i = sm.keySet().iterator(); |
| 454 |
Object k; |
| 455 |
k = (Integer)(i.next()); |
| 456 |
assertEquals(two, k); |
| 457 |
k = (Integer)(i.next()); |
| 458 |
assertEquals(three, k); |
| 459 |
assertFalse(i.hasNext()); |
| 460 |
Iterator j = sm.keySet().iterator(); |
| 461 |
j.next(); |
| 462 |
j.remove(); |
| 463 |
assertFalse(map.containsKey(two)); |
| 464 |
assertEquals(4, map.size()); |
| 465 |
assertEquals(1, sm.size()); |
| 466 |
assertEquals(three, sm.firstKey()); |
| 467 |
assertEquals(three, sm.lastKey()); |
| 468 |
assertEquals("C", sm.remove(three)); |
| 469 |
assertTrue(sm.isEmpty()); |
| 470 |
assertEquals(3, map.size()); |
| 471 |
} |
| 472 |
|
| 473 |
public void testSubMapContents2() { |
| 474 |
NavigableMap map = map5(); |
| 475 |
SortedMap sm = map.subMap(two, three); |
| 476 |
assertEquals(1, sm.size()); |
| 477 |
assertEquals(two, sm.firstKey()); |
| 478 |
assertEquals(two, sm.lastKey()); |
| 479 |
assertFalse(sm.containsKey(one)); |
| 480 |
assertTrue(sm.containsKey(two)); |
| 481 |
assertFalse(sm.containsKey(three)); |
| 482 |
assertFalse(sm.containsKey(four)); |
| 483 |
assertFalse(sm.containsKey(five)); |
| 484 |
Iterator i = sm.keySet().iterator(); |
| 485 |
Object k; |
| 486 |
k = (Integer)(i.next()); |
| 487 |
assertEquals(two, k); |
| 488 |
assertFalse(i.hasNext()); |
| 489 |
Iterator j = sm.keySet().iterator(); |
| 490 |
j.next(); |
| 491 |
j.remove(); |
| 492 |
assertFalse(map.containsKey(two)); |
| 493 |
assertEquals(4, map.size()); |
| 494 |
assertEquals(0, sm.size()); |
| 495 |
assertTrue(sm.isEmpty()); |
| 496 |
assertSame(sm.remove(three), null); |
| 497 |
assertEquals(4, map.size()); |
| 498 |
} |
| 499 |
|
| 500 |
/** |
| 501 |
* headMap returns map with keys in requested range |
| 502 |
*/ |
| 503 |
public void testHeadMapContents() { |
| 504 |
NavigableMap map = map5(); |
| 505 |
SortedMap sm = map.headMap(four); |
| 506 |
assertTrue(sm.containsKey(one)); |
| 507 |
assertTrue(sm.containsKey(two)); |
| 508 |
assertTrue(sm.containsKey(three)); |
| 509 |
assertFalse(sm.containsKey(four)); |
| 510 |
assertFalse(sm.containsKey(five)); |
| 511 |
Iterator i = sm.keySet().iterator(); |
| 512 |
Object k; |
| 513 |
k = (Integer)(i.next()); |
| 514 |
assertEquals(one, k); |
| 515 |
k = (Integer)(i.next()); |
| 516 |
assertEquals(two, k); |
| 517 |
k = (Integer)(i.next()); |
| 518 |
assertEquals(three, k); |
| 519 |
assertFalse(i.hasNext()); |
| 520 |
sm.clear(); |
| 521 |
assertTrue(sm.isEmpty()); |
| 522 |
assertEquals(2, map.size()); |
| 523 |
assertEquals(four, map.firstKey()); |
| 524 |
} |
| 525 |
|
| 526 |
/** |
| 527 |
* headMap returns map with keys in requested range |
| 528 |
*/ |
| 529 |
public void testTailMapContents() { |
| 530 |
NavigableMap map = map5(); |
| 531 |
SortedMap sm = map.tailMap(two); |
| 532 |
assertFalse(sm.containsKey(one)); |
| 533 |
assertTrue(sm.containsKey(two)); |
| 534 |
assertTrue(sm.containsKey(three)); |
| 535 |
assertTrue(sm.containsKey(four)); |
| 536 |
assertTrue(sm.containsKey(five)); |
| 537 |
Iterator i = sm.keySet().iterator(); |
| 538 |
Object k; |
| 539 |
k = (Integer)(i.next()); |
| 540 |
assertEquals(two, k); |
| 541 |
k = (Integer)(i.next()); |
| 542 |
assertEquals(three, k); |
| 543 |
k = (Integer)(i.next()); |
| 544 |
assertEquals(four, k); |
| 545 |
k = (Integer)(i.next()); |
| 546 |
assertEquals(five, k); |
| 547 |
assertFalse(i.hasNext()); |
| 548 |
|
| 549 |
Iterator ei = sm.entrySet().iterator(); |
| 550 |
Map.Entry e; |
| 551 |
e = (Map.Entry)(ei.next()); |
| 552 |
assertEquals(two, e.getKey()); |
| 553 |
assertEquals("B", e.getValue()); |
| 554 |
e = (Map.Entry)(ei.next()); |
| 555 |
assertEquals(three, e.getKey()); |
| 556 |
assertEquals("C", e.getValue()); |
| 557 |
e = (Map.Entry)(ei.next()); |
| 558 |
assertEquals(four, e.getKey()); |
| 559 |
assertEquals("D", e.getValue()); |
| 560 |
e = (Map.Entry)(ei.next()); |
| 561 |
assertEquals(five, e.getKey()); |
| 562 |
assertEquals("E", e.getValue()); |
| 563 |
assertFalse(i.hasNext()); |
| 564 |
|
| 565 |
SortedMap ssm = sm.tailMap(four); |
| 566 |
assertEquals(four, ssm.firstKey()); |
| 567 |
assertEquals(five, ssm.lastKey()); |
| 568 |
assertEquals("D", ssm.remove(four)); |
| 569 |
assertEquals(1, ssm.size()); |
| 570 |
assertEquals(3, sm.size()); |
| 571 |
assertEquals(4, map.size()); |
| 572 |
} |
| 573 |
|
| 574 |
/** |
| 575 |
* clear removes all pairs |
| 576 |
*/ |
| 577 |
public void testDescendingClear() { |
| 578 |
NavigableMap map = dmap5(); |
| 579 |
map.clear(); |
| 580 |
assertEquals(map.size(), 0); |
| 581 |
} |
| 582 |
|
| 583 |
/** |
| 584 |
* Maps with same contents are equal |
| 585 |
*/ |
| 586 |
public void testDescendingEquals() { |
| 587 |
NavigableMap map1 = dmap5(); |
| 588 |
NavigableMap map2 = dmap5(); |
| 589 |
assertEquals(map1, map2); |
| 590 |
assertEquals(map2, map1); |
| 591 |
map1.clear(); |
| 592 |
assertFalse(map1.equals(map2)); |
| 593 |
assertFalse(map2.equals(map1)); |
| 594 |
} |
| 595 |
|
| 596 |
/** |
| 597 |
* containsKey returns true for contained key |
| 598 |
*/ |
| 599 |
public void testDescendingContainsKey() { |
| 600 |
NavigableMap map = dmap5(); |
| 601 |
assertTrue(map.containsKey(m1)); |
| 602 |
assertFalse(map.containsKey(zero)); |
| 603 |
} |
| 604 |
|
| 605 |
/** |
| 606 |
* containsValue returns true for held values |
| 607 |
*/ |
| 608 |
public void testDescendingContainsValue() { |
| 609 |
NavigableMap map = dmap5(); |
| 610 |
assertTrue(map.containsValue("A")); |
| 611 |
assertFalse(map.containsValue("Z")); |
| 612 |
} |
| 613 |
|
| 614 |
/** |
| 615 |
* get returns the correct element at the given key, |
| 616 |
* or null if not present |
| 617 |
*/ |
| 618 |
public void testDescendingGet() { |
| 619 |
NavigableMap map = dmap5(); |
| 620 |
assertEquals("A", (String)map.get(m1)); |
| 621 |
NavigableMap empty = dmap0(); |
| 622 |
assertNull(empty.get(m1)); |
| 623 |
} |
| 624 |
|
| 625 |
/** |
| 626 |
* isEmpty is true of empty map and false for non-empty |
| 627 |
*/ |
| 628 |
public void testDescendingIsEmpty() { |
| 629 |
NavigableMap empty = dmap0(); |
| 630 |
NavigableMap map = dmap5(); |
| 631 |
assertTrue(empty.isEmpty()); |
| 632 |
assertFalse(map.isEmpty()); |
| 633 |
} |
| 634 |
|
| 635 |
/** |
| 636 |
* firstKey returns first key |
| 637 |
*/ |
| 638 |
public void testDescendingFirstKey() { |
| 639 |
NavigableMap map = dmap5(); |
| 640 |
assertEquals(m1, map.firstKey()); |
| 641 |
} |
| 642 |
|
| 643 |
/** |
| 644 |
* lastKey returns last key |
| 645 |
*/ |
| 646 |
public void testDescendingLastKey() { |
| 647 |
NavigableMap map = dmap5(); |
| 648 |
assertEquals(m5, map.lastKey()); |
| 649 |
} |
| 650 |
|
| 651 |
/** |
| 652 |
* keySet returns a Set containing all the keys |
| 653 |
*/ |
| 654 |
public void testDescendingKeySet() { |
| 655 |
NavigableMap map = dmap5(); |
| 656 |
Set s = map.keySet(); |
| 657 |
assertEquals(5, s.size()); |
| 658 |
assertTrue(s.contains(m1)); |
| 659 |
assertTrue(s.contains(m2)); |
| 660 |
assertTrue(s.contains(m3)); |
| 661 |
assertTrue(s.contains(m4)); |
| 662 |
assertTrue(s.contains(m5)); |
| 663 |
} |
| 664 |
|
| 665 |
/** |
| 666 |
* keySet is ordered |
| 667 |
*/ |
| 668 |
public void testDescendingKeySetOrder() { |
| 669 |
NavigableMap map = dmap5(); |
| 670 |
Set s = map.keySet(); |
| 671 |
Iterator i = s.iterator(); |
| 672 |
Integer last = (Integer)i.next(); |
| 673 |
assertEquals(last, m1); |
| 674 |
while (i.hasNext()) { |
| 675 |
Integer k = (Integer)i.next(); |
| 676 |
assertTrue(last.compareTo(k) > 0); |
| 677 |
last = k; |
| 678 |
} |
| 679 |
} |
| 680 |
|
| 681 |
/** |
| 682 |
* values collection contains all values |
| 683 |
*/ |
| 684 |
public void testDescendingValues() { |
| 685 |
NavigableMap map = dmap5(); |
| 686 |
Collection s = map.values(); |
| 687 |
assertEquals(5, s.size()); |
| 688 |
assertTrue(s.contains("A")); |
| 689 |
assertTrue(s.contains("B")); |
| 690 |
assertTrue(s.contains("C")); |
| 691 |
assertTrue(s.contains("D")); |
| 692 |
assertTrue(s.contains("E")); |
| 693 |
} |
| 694 |
|
| 695 |
/** |
| 696 |
* keySet.toArray returns contains all keys |
| 697 |
*/ |
| 698 |
public void testDescendingAscendingKeySetToArray() { |
| 699 |
NavigableMap map = dmap5(); |
| 700 |
Set s = map.keySet(); |
| 701 |
Object[] ar = s.toArray(); |
| 702 |
assertTrue(s.containsAll(Arrays.asList(ar))); |
| 703 |
assertEquals(5, ar.length); |
| 704 |
ar[0] = m10; |
| 705 |
assertFalse(s.containsAll(Arrays.asList(ar))); |
| 706 |
} |
| 707 |
|
| 708 |
/** |
| 709 |
* descendingkeySet.toArray returns contains all keys |
| 710 |
*/ |
| 711 |
public void testDescendingDescendingKeySetToArray() { |
| 712 |
NavigableMap map = dmap5(); |
| 713 |
Set s = map.descendingKeySet(); |
| 714 |
Object[] ar = s.toArray(); |
| 715 |
assertEquals(5, ar.length); |
| 716 |
assertTrue(s.containsAll(Arrays.asList(ar))); |
| 717 |
ar[0] = m10; |
| 718 |
assertFalse(s.containsAll(Arrays.asList(ar))); |
| 719 |
} |
| 720 |
|
| 721 |
/** |
| 722 |
* Values.toArray contains all values |
| 723 |
*/ |
| 724 |
public void testDescendingValuesToArray() { |
| 725 |
NavigableMap map = dmap5(); |
| 726 |
Collection v = map.values(); |
| 727 |
Object[] ar = v.toArray(); |
| 728 |
ArrayList s = new ArrayList(Arrays.asList(ar)); |
| 729 |
assertEquals(5, ar.length); |
| 730 |
assertTrue(s.contains("A")); |
| 731 |
assertTrue(s.contains("B")); |
| 732 |
assertTrue(s.contains("C")); |
| 733 |
assertTrue(s.contains("D")); |
| 734 |
assertTrue(s.contains("E")); |
| 735 |
} |
| 736 |
|
| 737 |
/** |
| 738 |
* entrySet contains all pairs |
| 739 |
*/ |
| 740 |
public void testDescendingEntrySet() { |
| 741 |
NavigableMap map = dmap5(); |
| 742 |
Set s = map.entrySet(); |
| 743 |
assertEquals(5, s.size()); |
| 744 |
Iterator it = s.iterator(); |
| 745 |
while (it.hasNext()) { |
| 746 |
Map.Entry e = (Map.Entry) it.next(); |
| 747 |
assertTrue( |
| 748 |
(e.getKey().equals(m1) && e.getValue().equals("A")) || |
| 749 |
(e.getKey().equals(m2) && e.getValue().equals("B")) || |
| 750 |
(e.getKey().equals(m3) && e.getValue().equals("C")) || |
| 751 |
(e.getKey().equals(m4) && e.getValue().equals("D")) || |
| 752 |
(e.getKey().equals(m5) && e.getValue().equals("E"))); |
| 753 |
} |
| 754 |
} |
| 755 |
|
| 756 |
/** |
| 757 |
* putAll adds all key-value pairs from the given map |
| 758 |
*/ |
| 759 |
public void testDescendingPutAll() { |
| 760 |
NavigableMap empty = dmap0(); |
| 761 |
NavigableMap map = dmap5(); |
| 762 |
empty.putAll(map); |
| 763 |
assertEquals(5, empty.size()); |
| 764 |
assertTrue(empty.containsKey(m1)); |
| 765 |
assertTrue(empty.containsKey(m2)); |
| 766 |
assertTrue(empty.containsKey(m3)); |
| 767 |
assertTrue(empty.containsKey(m4)); |
| 768 |
assertTrue(empty.containsKey(m5)); |
| 769 |
} |
| 770 |
|
| 771 |
/** |
| 772 |
* remove removes the correct key-value pair from the map |
| 773 |
*/ |
| 774 |
public void testDescendingRemove() { |
| 775 |
NavigableMap map = dmap5(); |
| 776 |
map.remove(m5); |
| 777 |
assertEquals(4, map.size()); |
| 778 |
assertFalse(map.containsKey(m5)); |
| 779 |
} |
| 780 |
|
| 781 |
/** |
| 782 |
* lowerEntry returns preceding entry. |
| 783 |
*/ |
| 784 |
public void testDescendingLowerEntry() { |
| 785 |
NavigableMap map = dmap5(); |
| 786 |
Map.Entry e1 = map.lowerEntry(m3); |
| 787 |
assertEquals(m2, e1.getKey()); |
| 788 |
|
| 789 |
Map.Entry e2 = map.lowerEntry(m6); |
| 790 |
assertEquals(m5, e2.getKey()); |
| 791 |
|
| 792 |
Map.Entry e3 = map.lowerEntry(m1); |
| 793 |
assertNull(e3); |
| 794 |
|
| 795 |
Map.Entry e4 = map.lowerEntry(zero); |
| 796 |
assertNull(e4); |
| 797 |
} |
| 798 |
|
| 799 |
/** |
| 800 |
* higherEntry returns next entry. |
| 801 |
*/ |
| 802 |
public void testDescendingHigherEntry() { |
| 803 |
NavigableMap map = dmap5(); |
| 804 |
Map.Entry e1 = map.higherEntry(m3); |
| 805 |
assertEquals(m4, e1.getKey()); |
| 806 |
|
| 807 |
Map.Entry e2 = map.higherEntry(zero); |
| 808 |
assertEquals(m1, e2.getKey()); |
| 809 |
|
| 810 |
Map.Entry e3 = map.higherEntry(m5); |
| 811 |
assertNull(e3); |
| 812 |
|
| 813 |
Map.Entry e4 = map.higherEntry(m6); |
| 814 |
assertNull(e4); |
| 815 |
} |
| 816 |
|
| 817 |
/** |
| 818 |
* floorEntry returns preceding entry. |
| 819 |
*/ |
| 820 |
public void testDescendingFloorEntry() { |
| 821 |
NavigableMap map = dmap5(); |
| 822 |
Map.Entry e1 = map.floorEntry(m3); |
| 823 |
assertEquals(m3, e1.getKey()); |
| 824 |
|
| 825 |
Map.Entry e2 = map.floorEntry(m6); |
| 826 |
assertEquals(m5, e2.getKey()); |
| 827 |
|
| 828 |
Map.Entry e3 = map.floorEntry(m1); |
| 829 |
assertEquals(m1, e3.getKey()); |
| 830 |
|
| 831 |
Map.Entry e4 = map.floorEntry(zero); |
| 832 |
assertNull(e4); |
| 833 |
} |
| 834 |
|
| 835 |
/** |
| 836 |
* ceilingEntry returns next entry. |
| 837 |
*/ |
| 838 |
public void testDescendingCeilingEntry() { |
| 839 |
NavigableMap map = dmap5(); |
| 840 |
Map.Entry e1 = map.ceilingEntry(m3); |
| 841 |
assertEquals(m3, e1.getKey()); |
| 842 |
|
| 843 |
Map.Entry e2 = map.ceilingEntry(zero); |
| 844 |
assertEquals(m1, e2.getKey()); |
| 845 |
|
| 846 |
Map.Entry e3 = map.ceilingEntry(m5); |
| 847 |
assertEquals(m5, e3.getKey()); |
| 848 |
|
| 849 |
Map.Entry e4 = map.ceilingEntry(m6); |
| 850 |
assertNull(e4); |
| 851 |
} |
| 852 |
|
| 853 |
/** |
| 854 |
* pollFirstEntry returns entries in order |
| 855 |
*/ |
| 856 |
public void testDescendingPollFirstEntry() { |
| 857 |
NavigableMap map = dmap5(); |
| 858 |
Map.Entry e = map.pollFirstEntry(); |
| 859 |
assertEquals(m1, e.getKey()); |
| 860 |
assertEquals("A", e.getValue()); |
| 861 |
e = map.pollFirstEntry(); |
| 862 |
assertEquals(m2, e.getKey()); |
| 863 |
map.put(m1, "A"); |
| 864 |
e = map.pollFirstEntry(); |
| 865 |
assertEquals(m1, e.getKey()); |
| 866 |
assertEquals("A", e.getValue()); |
| 867 |
e = map.pollFirstEntry(); |
| 868 |
assertEquals(m3, e.getKey()); |
| 869 |
map.remove(m4); |
| 870 |
e = map.pollFirstEntry(); |
| 871 |
assertEquals(m5, e.getKey()); |
| 872 |
try { |
| 873 |
e.setValue("A"); |
| 874 |
shouldThrow(); |
| 875 |
} catch (UnsupportedOperationException success) {} |
| 876 |
e = map.pollFirstEntry(); |
| 877 |
assertNull(e); |
| 878 |
} |
| 879 |
|
| 880 |
/** |
| 881 |
* pollLastEntry returns entries in order |
| 882 |
*/ |
| 883 |
public void testDescendingPollLastEntry() { |
| 884 |
NavigableMap map = dmap5(); |
| 885 |
Map.Entry e = map.pollLastEntry(); |
| 886 |
assertEquals(m5, e.getKey()); |
| 887 |
assertEquals("E", e.getValue()); |
| 888 |
e = map.pollLastEntry(); |
| 889 |
assertEquals(m4, e.getKey()); |
| 890 |
map.put(m5, "E"); |
| 891 |
e = map.pollLastEntry(); |
| 892 |
assertEquals(m5, e.getKey()); |
| 893 |
assertEquals("E", e.getValue()); |
| 894 |
e = map.pollLastEntry(); |
| 895 |
assertEquals(m3, e.getKey()); |
| 896 |
map.remove(m2); |
| 897 |
e = map.pollLastEntry(); |
| 898 |
assertEquals(m1, e.getKey()); |
| 899 |
try { |
| 900 |
e.setValue("E"); |
| 901 |
shouldThrow(); |
| 902 |
} catch (UnsupportedOperationException success) {} |
| 903 |
e = map.pollLastEntry(); |
| 904 |
assertNull(e); |
| 905 |
} |
| 906 |
|
| 907 |
/** |
| 908 |
* size returns the correct values |
| 909 |
*/ |
| 910 |
public void testDescendingSize() { |
| 911 |
NavigableMap map = dmap5(); |
| 912 |
NavigableMap empty = dmap0(); |
| 913 |
assertEquals(0, empty.size()); |
| 914 |
assertEquals(5, map.size()); |
| 915 |
} |
| 916 |
|
| 917 |
/** |
| 918 |
* toString contains toString of elements |
| 919 |
*/ |
| 920 |
public void testDescendingToString() { |
| 921 |
NavigableMap map = dmap5(); |
| 922 |
String s = map.toString(); |
| 923 |
for (int i = 1; i <= 5; ++i) { |
| 924 |
assertTrue(s.contains(String.valueOf(i))); |
| 925 |
} |
| 926 |
} |
| 927 |
|
| 928 |
// Exception testDescendings |
| 929 |
|
| 930 |
/** |
| 931 |
* get(null) of nonempty map throws NPE |
| 932 |
*/ |
| 933 |
public void testDescendingGet_NullPointerException() { |
| 934 |
try { |
| 935 |
NavigableMap c = dmap5(); |
| 936 |
c.get(null); |
| 937 |
shouldThrow(); |
| 938 |
} catch (NullPointerException success) {} |
| 939 |
} |
| 940 |
|
| 941 |
/** |
| 942 |
* put(null,x) throws NPE |
| 943 |
*/ |
| 944 |
public void testDescendingPut1_NullPointerException() { |
| 945 |
try { |
| 946 |
NavigableMap c = dmap5(); |
| 947 |
c.put(null, "whatever"); |
| 948 |
shouldThrow(); |
| 949 |
} catch (NullPointerException success) {} |
| 950 |
} |
| 951 |
|
| 952 |
/** |
| 953 |
* A deserialized map equals original |
| 954 |
*/ |
| 955 |
public void testDescendingSerialization() throws Exception { |
| 956 |
NavigableMap x = dmap5(); |
| 957 |
NavigableMap y = serialClone(x); |
| 958 |
|
| 959 |
assertTrue(x != y); |
| 960 |
assertEquals(x.size(), y.size()); |
| 961 |
assertEquals(x.toString(), y.toString()); |
| 962 |
assertEquals(x, y); |
| 963 |
assertEquals(y, x); |
| 964 |
} |
| 965 |
|
| 966 |
/** |
| 967 |
* subMap returns map with keys in requested range |
| 968 |
*/ |
| 969 |
public void testDescendingSubMapContents() { |
| 970 |
NavigableMap map = dmap5(); |
| 971 |
SortedMap sm = map.subMap(m2, m4); |
| 972 |
assertEquals(m2, sm.firstKey()); |
| 973 |
assertEquals(m3, sm.lastKey()); |
| 974 |
assertEquals(2, sm.size()); |
| 975 |
assertFalse(sm.containsKey(m1)); |
| 976 |
assertTrue(sm.containsKey(m2)); |
| 977 |
assertTrue(sm.containsKey(m3)); |
| 978 |
assertFalse(sm.containsKey(m4)); |
| 979 |
assertFalse(sm.containsKey(m5)); |
| 980 |
Iterator i = sm.keySet().iterator(); |
| 981 |
Object k; |
| 982 |
k = (Integer)(i.next()); |
| 983 |
assertEquals(m2, k); |
| 984 |
k = (Integer)(i.next()); |
| 985 |
assertEquals(m3, k); |
| 986 |
assertFalse(i.hasNext()); |
| 987 |
Iterator j = sm.keySet().iterator(); |
| 988 |
j.next(); |
| 989 |
j.remove(); |
| 990 |
assertFalse(map.containsKey(m2)); |
| 991 |
assertEquals(4, map.size()); |
| 992 |
assertEquals(1, sm.size()); |
| 993 |
assertEquals(m3, sm.firstKey()); |
| 994 |
assertEquals(m3, sm.lastKey()); |
| 995 |
assertEquals("C", sm.remove(m3)); |
| 996 |
assertTrue(sm.isEmpty()); |
| 997 |
assertEquals(3, map.size()); |
| 998 |
} |
| 999 |
|
| 1000 |
public void testDescendingSubMapContents2() { |
| 1001 |
NavigableMap map = dmap5(); |
| 1002 |
SortedMap sm = map.subMap(m2, m3); |
| 1003 |
assertEquals(1, sm.size()); |
| 1004 |
assertEquals(m2, sm.firstKey()); |
| 1005 |
assertEquals(m2, sm.lastKey()); |
| 1006 |
assertFalse(sm.containsKey(m1)); |
| 1007 |
assertTrue(sm.containsKey(m2)); |
| 1008 |
assertFalse(sm.containsKey(m3)); |
| 1009 |
assertFalse(sm.containsKey(m4)); |
| 1010 |
assertFalse(sm.containsKey(m5)); |
| 1011 |
Iterator i = sm.keySet().iterator(); |
| 1012 |
Object k; |
| 1013 |
k = (Integer)(i.next()); |
| 1014 |
assertEquals(m2, k); |
| 1015 |
assertFalse(i.hasNext()); |
| 1016 |
Iterator j = sm.keySet().iterator(); |
| 1017 |
j.next(); |
| 1018 |
j.remove(); |
| 1019 |
assertFalse(map.containsKey(m2)); |
| 1020 |
assertEquals(4, map.size()); |
| 1021 |
assertEquals(0, sm.size()); |
| 1022 |
assertTrue(sm.isEmpty()); |
| 1023 |
assertSame(sm.remove(m3), null); |
| 1024 |
assertEquals(4, map.size()); |
| 1025 |
} |
| 1026 |
|
| 1027 |
/** |
| 1028 |
* headMap returns map with keys in requested range |
| 1029 |
*/ |
| 1030 |
public void testDescendingHeadMapContents() { |
| 1031 |
NavigableMap map = dmap5(); |
| 1032 |
SortedMap sm = map.headMap(m4); |
| 1033 |
assertTrue(sm.containsKey(m1)); |
| 1034 |
assertTrue(sm.containsKey(m2)); |
| 1035 |
assertTrue(sm.containsKey(m3)); |
| 1036 |
assertFalse(sm.containsKey(m4)); |
| 1037 |
assertFalse(sm.containsKey(m5)); |
| 1038 |
Iterator i = sm.keySet().iterator(); |
| 1039 |
Object k; |
| 1040 |
k = (Integer)(i.next()); |
| 1041 |
assertEquals(m1, k); |
| 1042 |
k = (Integer)(i.next()); |
| 1043 |
assertEquals(m2, k); |
| 1044 |
k = (Integer)(i.next()); |
| 1045 |
assertEquals(m3, k); |
| 1046 |
assertFalse(i.hasNext()); |
| 1047 |
sm.clear(); |
| 1048 |
assertTrue(sm.isEmpty()); |
| 1049 |
assertEquals(2, map.size()); |
| 1050 |
assertEquals(m4, map.firstKey()); |
| 1051 |
} |
| 1052 |
|
| 1053 |
/** |
| 1054 |
* headMap returns map with keys in requested range |
| 1055 |
*/ |
| 1056 |
public void testDescendingTailMapContents() { |
| 1057 |
NavigableMap map = dmap5(); |
| 1058 |
SortedMap sm = map.tailMap(m2); |
| 1059 |
assertFalse(sm.containsKey(m1)); |
| 1060 |
assertTrue(sm.containsKey(m2)); |
| 1061 |
assertTrue(sm.containsKey(m3)); |
| 1062 |
assertTrue(sm.containsKey(m4)); |
| 1063 |
assertTrue(sm.containsKey(m5)); |
| 1064 |
Iterator i = sm.keySet().iterator(); |
| 1065 |
Object k; |
| 1066 |
k = (Integer)(i.next()); |
| 1067 |
assertEquals(m2, k); |
| 1068 |
k = (Integer)(i.next()); |
| 1069 |
assertEquals(m3, k); |
| 1070 |
k = (Integer)(i.next()); |
| 1071 |
assertEquals(m4, k); |
| 1072 |
k = (Integer)(i.next()); |
| 1073 |
assertEquals(m5, k); |
| 1074 |
assertFalse(i.hasNext()); |
| 1075 |
|
| 1076 |
Iterator ei = sm.entrySet().iterator(); |
| 1077 |
Map.Entry e; |
| 1078 |
e = (Map.Entry)(ei.next()); |
| 1079 |
assertEquals(m2, e.getKey()); |
| 1080 |
assertEquals("B", e.getValue()); |
| 1081 |
e = (Map.Entry)(ei.next()); |
| 1082 |
assertEquals(m3, e.getKey()); |
| 1083 |
assertEquals("C", e.getValue()); |
| 1084 |
e = (Map.Entry)(ei.next()); |
| 1085 |
assertEquals(m4, e.getKey()); |
| 1086 |
assertEquals("D", e.getValue()); |
| 1087 |
e = (Map.Entry)(ei.next()); |
| 1088 |
assertEquals(m5, e.getKey()); |
| 1089 |
assertEquals("E", e.getValue()); |
| 1090 |
assertFalse(i.hasNext()); |
| 1091 |
|
| 1092 |
SortedMap ssm = sm.tailMap(m4); |
| 1093 |
assertEquals(m4, ssm.firstKey()); |
| 1094 |
assertEquals(m5, ssm.lastKey()); |
| 1095 |
assertEquals("D", ssm.remove(m4)); |
| 1096 |
assertEquals(1, ssm.size()); |
| 1097 |
assertEquals(3, sm.size()); |
| 1098 |
assertEquals(4, map.size()); |
| 1099 |
} |
| 1100 |
|
| 1101 |
} |
