Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 1 | package com.fasterxml.jackson.databind.deser; |
| 2 | |
| 3 | import java.io.*; |
| 4 | import java.math.BigDecimal; |
| 5 | import java.math.BigInteger; |
| 6 | |
| 7 | import org.junit.Assert; |
| 8 | |
| 9 | import com.fasterxml.jackson.annotation.JsonCreator; |
| 10 | import com.fasterxml.jackson.annotation.JsonProperty; |
| 11 | import com.fasterxml.jackson.core.*; |
| 12 | import com.fasterxml.jackson.databind.*; |
| 13 | |
| 14 | /** |
| 15 | * Unit tests for verifying handling of simple basic non-structured |
| 16 | * types; primitives (and/or their wrappers), Strings. |
| 17 | */ |
| 18 | public class JDKScalarsTest |
| 19 | extends BaseMapTest |
| 20 | { |
| 21 | final static String NAN_STRING = "NaN"; |
| 22 | |
| 23 | final static class BooleanBean { |
| 24 | boolean _v; |
| 25 | void setV(boolean v) { _v = v; } |
| 26 | } |
| 27 | |
| 28 | static class BooleanWrapper { |
| 29 | public Boolean wrapper; |
| 30 | public boolean primitive; |
| 31 | |
| 32 | protected Boolean ctor; |
| 33 | |
| 34 | @JsonCreator |
| 35 | public BooleanWrapper(@JsonProperty("ctor") Boolean foo) { |
| 36 | ctor = foo; |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | static class IntBean { |
| 41 | int _v; |
| 42 | void setV(int v) { _v = v; } |
| 43 | } |
| 44 | |
| 45 | final static class DoubleBean { |
| 46 | double _v; |
| 47 | void setV(double v) { _v = v; } |
| 48 | } |
| 49 | |
| 50 | final static class FloatBean { |
| 51 | float _v; |
| 52 | void setV(float v) { _v = v; } |
| 53 | } |
| 54 | |
| 55 | final static class CharacterBean { |
| 56 | char _v; |
| 57 | void setV(char v) { _v = v; } |
| 58 | char getV() { return _v; } |
| 59 | } |
| 60 | |
| 61 | final static class CharacterWrapperBean { |
| 62 | Character _v; |
| 63 | void setV(Character v) { _v = v; } |
| 64 | Character getV() { return _v; } |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Also, let's ensure that it's ok to override methods. |
| 69 | */ |
| 70 | static class IntBean2 |
| 71 | extends IntBean |
| 72 | { |
| 73 | @Override |
| 74 | void setV(int v2) { super.setV(v2+1); } |
| 75 | } |
| 76 | |
| 77 | static class PrimitivesBean |
| 78 | { |
| 79 | public boolean booleanValue = true; |
| 80 | public byte byteValue = 3; |
| 81 | public char charValue = 'a'; |
| 82 | public short shortValue = 37; |
| 83 | public int intValue = 1; |
| 84 | public long longValue = 100L; |
| 85 | public float floatValue = 0.25f; |
| 86 | public double doubleValue = -1.0; |
| 87 | } |
| 88 | |
| 89 | static class WrappersBean |
| 90 | { |
| 91 | public Boolean booleanValue; |
| 92 | public Byte byteValue; |
| 93 | public Character charValue; |
| 94 | public Short shortValue; |
| 95 | public Integer intValue; |
| 96 | public Long longValue; |
| 97 | public Float floatValue; |
| 98 | public Double doubleValue; |
| 99 | } |
| 100 | |
| 101 | private final ObjectMapper MAPPER = new ObjectMapper(); |
| 102 | |
| 103 | /* |
| 104 | /********************************************************** |
| 105 | /* Scalar tests for boolean |
| 106 | /********************************************************** |
| 107 | */ |
| 108 | |
| 109 | public void testBooleanPrimitive() throws Exception |
| 110 | { |
| 111 | // first, simple case: |
| 112 | BooleanBean result = MAPPER.readValue(new StringReader("{\"v\":true}"), BooleanBean.class); |
| 113 | assertTrue(result._v); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 114 | result = MAPPER.readValue(new StringReader("{\"v\":null}"), BooleanBean.class); |
| 115 | assertNotNull(result); |
| 116 | assertFalse(result._v); |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 117 | // [databind#1480] |
| 118 | result = MAPPER.readValue(new StringReader("{\"v\":1}"), BooleanBean.class); |
| 119 | assertNotNull(result); |
| 120 | assertTrue(result._v); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 121 | |
| 122 | // should work with arrays too.. |
| 123 | boolean[] array = MAPPER.readValue(new StringReader("[ null ]"), boolean[].class); |
| 124 | assertNotNull(array); |
| 125 | assertEquals(1, array.length); |
| 126 | assertFalse(array[0]); |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 127 | |
| 128 | } |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 129 | |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 130 | public void testBooleanPrimitiveArrayUnwrap() throws Exception |
| 131 | { |
| 132 | // [databind#381] |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 133 | final ObjectMapper mapper = new ObjectMapper(); |
| 134 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 135 | BooleanBean result = mapper.readValue(new StringReader("{\"v\":[true]}"), BooleanBean.class); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 136 | assertTrue(result._v); |
| 137 | |
| 138 | try { |
| 139 | mapper.readValue(new StringReader("[{\"v\":[true,true]}]"), BooleanBean.class); |
| 140 | fail("Did not throw exception while reading a value from a multi value array with UNWRAP_SINGLE_VALUE_ARRAY feature enabled"); |
| 141 | } catch (JsonMappingException exp) { |
| 142 | //threw exception as required |
| 143 | } |
| 144 | |
| 145 | result = mapper.readValue(new StringReader("{\"v\":[null]}"), BooleanBean.class); |
| 146 | assertNotNull(result); |
| 147 | assertFalse(result._v); |
| 148 | |
| 149 | result = mapper.readValue(new StringReader("[{\"v\":[null]}]"), BooleanBean.class); |
| 150 | assertNotNull(result); |
| 151 | assertFalse(result._v); |
| 152 | |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 153 | boolean[] array = mapper.readValue(new StringReader("[ [ null ] ]"), boolean[].class); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 154 | assertNotNull(array); |
| 155 | assertEquals(1, array.length); |
| 156 | assertFalse(array[0]); |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * Simple unit test to verify that we can map boolean values to |
| 161 | * java.lang.Boolean. |
| 162 | */ |
| 163 | public void testBooleanWrapper() throws Exception |
| 164 | { |
| 165 | Boolean result = MAPPER.readValue(new StringReader("true"), Boolean.class); |
| 166 | assertEquals(Boolean.TRUE, result); |
| 167 | result = MAPPER.readValue(new StringReader("false"), Boolean.class); |
| 168 | assertEquals(Boolean.FALSE, result); |
| 169 | |
| 170 | // should accept ints too, (0 == false, otherwise true) |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 171 | result = MAPPER.readValue("0", Boolean.class); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 172 | assertEquals(Boolean.FALSE, result); |
Tatu Saloranta | 75b7049 | 2017-01-06 19:57:55 -0800 | [diff] [blame^] | 173 | result = MAPPER.readValue("1", Boolean.class); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 174 | assertEquals(Boolean.TRUE, result); |
| 175 | } |
| 176 | |
| 177 | // Test for verifying that Long values are coerced to boolean correctly as well |
| 178 | public void testLongToBoolean() throws Exception |
| 179 | { |
| 180 | long value = 1L + Integer.MAX_VALUE; |
| 181 | BooleanWrapper b = MAPPER.readValue("{\"primitive\" : "+value+", \"wrapper\":"+value+", \"ctor\":"+value+"}", |
| 182 | BooleanWrapper.class); |
| 183 | assertEquals(Boolean.TRUE, b.wrapper); |
| 184 | assertTrue(b.primitive); |
| 185 | assertEquals(Boolean.TRUE, b.ctor); |
Tatu Saloranta | 0511894 | 2016-10-13 20:31:37 -0700 | [diff] [blame] | 186 | |
| 187 | // but ensure we can also get `false` |
| 188 | b = MAPPER.readValue("{\"primitive\" : 0 , \"wrapper\":0, \"ctor\":0}", |
| 189 | BooleanWrapper.class); |
| 190 | assertEquals(Boolean.FALSE, b.wrapper); |
| 191 | assertFalse(b.primitive); |
| 192 | assertEquals(Boolean.FALSE, b.ctor); |
Tatu Saloranta | d00e63c | 2016-08-30 23:00:16 -0700 | [diff] [blame] | 193 | } |
| 194 | |
| 195 | /* |
| 196 | /********************************************************** |
| 197 | /* Scalar tests for integral types |
| 198 | /********************************************************** |
| 199 | */ |
| 200 | |
| 201 | public void testIntPrimitive() throws Exception |
| 202 | { |
| 203 | // first, simple case: |
| 204 | IntBean result = MAPPER.readValue(new StringReader("{\"v\":3}"), IntBean.class); |
| 205 | assertEquals(3, result._v); |
| 206 | result = MAPPER.readValue(new StringReader("{\"v\":null}"), IntBean.class); |
| 207 | assertNotNull(result); |
| 208 | assertEquals(0, result._v); |
| 209 | |
| 210 | // should work with arrays too.. |
| 211 | int[] array = MAPPER.readValue(new StringReader("[ null ]"), int[].class); |
| 212 | assertNotNull(array); |
| 213 | assertEquals(1, array.length); |
| 214 | assertEquals(0, array[0]); |
| 215 | |
| 216 | // [Issue#381] |
| 217 | final ObjectMapper mapper = new ObjectMapper(); |
| 218 | mapper.disable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 219 | try { |
| 220 | mapper.readValue(new StringReader("{\"v\":[3]}"), IntBean.class); |
| 221 | fail("Did not throw exception when reading a value from a single value array with the UNWRAP_SINGLE_VALUE_ARRAYS feature disabled"); |
| 222 | } catch (JsonMappingException exp) { |
| 223 | //Correctly threw exception |
| 224 | } |
| 225 | |
| 226 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 227 | |
| 228 | result = mapper.readValue(new StringReader("{\"v\":[3]}"), IntBean.class); |
| 229 | assertEquals(3, result._v); |
| 230 | |
| 231 | result = mapper.readValue(new StringReader("[{\"v\":[3]}]"), IntBean.class); |
| 232 | assertEquals(3, result._v); |
| 233 | |
| 234 | try { |
| 235 | mapper.readValue("[{\"v\":[3,3]}]", IntBean.class); |
| 236 | fail("Did not throw exception while reading a value from a multi value array with UNWRAP_SINGLE_VALUE_ARRAY feature enabled"); |
| 237 | } catch (JsonMappingException exp) { |
| 238 | //threw exception as required |
| 239 | } |
| 240 | |
| 241 | result = mapper.readValue("{\"v\":[null]}", IntBean.class); |
| 242 | assertNotNull(result); |
| 243 | assertEquals(0, result._v); |
| 244 | |
| 245 | array = mapper.readValue("[ [ null ] ]", int[].class); |
| 246 | assertNotNull(array); |
| 247 | assertEquals(1, array.length); |
| 248 | assertEquals(0, array[0]); |
| 249 | } |
| 250 | |
| 251 | public void testByteWrapper() throws Exception |
| 252 | { |
| 253 | Byte result = MAPPER.readValue(new StringReader(" -42\t"), Byte.class); |
| 254 | assertEquals(Byte.valueOf((byte)-42), result); |
| 255 | |
| 256 | // Also: should be able to coerce floats, strings: |
| 257 | result = MAPPER.readValue(new StringReader(" \"-12\""), Byte.class); |
| 258 | assertEquals(Byte.valueOf((byte)-12), result); |
| 259 | |
| 260 | result = MAPPER.readValue(new StringReader(" 39.07"), Byte.class); |
| 261 | assertEquals(Byte.valueOf((byte)39), result); |
| 262 | } |
| 263 | |
| 264 | public void testShortWrapper() throws Exception |
| 265 | { |
| 266 | Short result = MAPPER.readValue(new StringReader("37"), Short.class); |
| 267 | assertEquals(Short.valueOf((short)37), result); |
| 268 | |
| 269 | // Also: should be able to coerce floats, strings: |
| 270 | result = MAPPER.readValue(new StringReader(" \"-1009\""), Short.class); |
| 271 | assertEquals(Short.valueOf((short)-1009), result); |
| 272 | |
| 273 | result = MAPPER.readValue(new StringReader("-12.9"), Short.class); |
| 274 | assertEquals(Short.valueOf((short)-12), result); |
| 275 | } |
| 276 | |
| 277 | public void testCharacterWrapper() throws Exception |
| 278 | { |
| 279 | // First: canonical value is 1-char string |
| 280 | Character result = MAPPER.readValue(new StringReader("\"a\""), Character.class); |
| 281 | assertEquals(Character.valueOf('a'), result); |
| 282 | |
| 283 | // But can also pass in ascii code |
| 284 | result = MAPPER.readValue(new StringReader(" "+((int) 'X')), Character.class); |
| 285 | assertEquals(Character.valueOf('X'), result); |
| 286 | |
| 287 | final CharacterWrapperBean wrapper = MAPPER.readValue(new StringReader("{\"v\":null}"), CharacterWrapperBean.class); |
| 288 | assertNotNull(wrapper); |
| 289 | assertNull(wrapper.getV()); |
| 290 | |
| 291 | final ObjectMapper mapper = new ObjectMapper(); |
| 292 | mapper.enable(DeserializationFeature.FAIL_ON_NULL_FOR_PRIMITIVES); |
| 293 | try { |
| 294 | mapper.readValue("{\"v\":null}", CharacterBean.class); |
| 295 | fail("Attempting to deserialize a 'null' JSON reference into a 'char' property did not throw an exception"); |
| 296 | } catch (JsonMappingException exp) { |
| 297 | //Exception thrown as required |
| 298 | } |
| 299 | |
| 300 | mapper.disable(DeserializationFeature.FAIL_ON_NULL_FOR_PRIMITIVES); |
| 301 | final CharacterBean charBean = MAPPER.readValue(new StringReader("{\"v\":null}"), CharacterBean.class); |
| 302 | assertNotNull(wrapper); |
| 303 | assertEquals('\u0000', charBean.getV()); |
| 304 | } |
| 305 | |
| 306 | public void testIntWrapper() throws Exception |
| 307 | { |
| 308 | Integer result = MAPPER.readValue(new StringReader(" -42\t"), Integer.class); |
| 309 | assertEquals(Integer.valueOf(-42), result); |
| 310 | |
| 311 | // Also: should be able to coerce floats, strings: |
| 312 | result = MAPPER.readValue(new StringReader(" \"-1200\""), Integer.class); |
| 313 | assertEquals(Integer.valueOf(-1200), result); |
| 314 | |
| 315 | result = MAPPER.readValue(new StringReader(" 39.07"), Integer.class); |
| 316 | assertEquals(Integer.valueOf(39), result); |
| 317 | } |
| 318 | |
| 319 | public void testLongWrapper() throws Exception |
| 320 | { |
| 321 | Long result = MAPPER.readValue(new StringReader("12345678901"), Long.class); |
| 322 | assertEquals(Long.valueOf(12345678901L), result); |
| 323 | |
| 324 | // Also: should be able to coerce floats, strings: |
| 325 | result = MAPPER.readValue(new StringReader(" \"-9876\""), Long.class); |
| 326 | assertEquals(Long.valueOf(-9876), result); |
| 327 | |
| 328 | result = MAPPER.readValue(new StringReader("1918.3"), Long.class); |
| 329 | assertEquals(Long.valueOf(1918), result); |
| 330 | } |
| 331 | |
| 332 | /** |
| 333 | * Beyond simple case, let's also ensure that method overriding works as |
| 334 | * expected. |
| 335 | */ |
| 336 | public void testIntWithOverride() throws Exception |
| 337 | { |
| 338 | IntBean2 result = MAPPER.readValue(new StringReader("{\"v\":8}"), IntBean2.class); |
| 339 | assertEquals(9, result._v); |
| 340 | } |
| 341 | |
| 342 | /* |
| 343 | /********************************************************** |
| 344 | /* Scalar tests for floating point types |
| 345 | /********************************************************** |
| 346 | */ |
| 347 | |
| 348 | public void testDoublePrimitive() throws Exception |
| 349 | { |
| 350 | // first, simple case: |
| 351 | // bit tricky with binary fps but... |
| 352 | final double value = 0.016; |
| 353 | DoubleBean result = MAPPER.readValue(new StringReader("{\"v\":"+value+"}"), DoubleBean.class); |
| 354 | assertEquals(value, result._v); |
| 355 | // then [JACKSON-79]: |
| 356 | result = MAPPER.readValue(new StringReader("{\"v\":null}"), DoubleBean.class); |
| 357 | assertNotNull(result); |
| 358 | assertEquals(0.0, result._v); |
| 359 | |
| 360 | // should work with arrays too.. |
| 361 | double[] array = MAPPER.readValue(new StringReader("[ null ]"), double[].class); |
| 362 | assertNotNull(array); |
| 363 | assertEquals(1, array.length); |
| 364 | assertEquals(0.0, array[0]); |
| 365 | } |
| 366 | |
| 367 | /* Note: dealing with floating-point values is tricky; not sure if |
| 368 | * we can really use equality tests here... JDK does have decent |
| 369 | * conversions though, to retain accuracy and round-trippability. |
| 370 | * But still... |
| 371 | */ |
| 372 | public void testFloatWrapper() throws Exception |
| 373 | { |
| 374 | // Also: should be able to coerce floats, strings: |
| 375 | String[] STRS = new String[] { |
| 376 | "1.0", "0.0", "-0.3", "0.7", "42.012", "-999.0", NAN_STRING |
| 377 | }; |
| 378 | |
| 379 | for (String str : STRS) { |
| 380 | Float exp = Float.valueOf(str); |
| 381 | Float result; |
| 382 | |
| 383 | if (NAN_STRING != str) { |
| 384 | // First, as regular floating point value |
| 385 | result = MAPPER.readValue(new StringReader(str), Float.class); |
| 386 | assertEquals(exp, result); |
| 387 | } |
| 388 | |
| 389 | // and then as coerced String: |
| 390 | result = MAPPER.readValue(new StringReader(" \""+str+"\""), Float.class); |
| 391 | assertEquals(exp, result); |
| 392 | } |
| 393 | } |
| 394 | |
| 395 | public void testDoubleWrapper() throws Exception |
| 396 | { |
| 397 | // Also: should be able to coerce doubles, strings: |
| 398 | String[] STRS = new String[] { |
| 399 | "1.0", "0.0", "-0.3", "0.7", "42.012", "-999.0", NAN_STRING |
| 400 | }; |
| 401 | |
| 402 | for (String str : STRS) { |
| 403 | Double exp = Double.valueOf(str); |
| 404 | Double result; |
| 405 | |
| 406 | // First, as regular double value |
| 407 | if (NAN_STRING != str) { |
| 408 | result = MAPPER.readValue(str, Double.class); |
| 409 | assertEquals(exp, result); |
| 410 | } |
| 411 | // and then as coerced String: |
| 412 | result = MAPPER.readValue(new StringReader(" \""+str+"\""), Double.class); |
| 413 | assertEquals(exp, result); |
| 414 | } |
| 415 | } |
| 416 | |
| 417 | public void testDoubleAsArray() throws Exception |
| 418 | { |
| 419 | final ObjectMapper mapper = new ObjectMapper(); |
| 420 | mapper.disable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 421 | final double value = 0.016; |
| 422 | try { |
| 423 | mapper.readValue(new StringReader("{\"v\":[" + value + "]}"), DoubleBean.class); |
| 424 | fail("Did not throw exception when reading a value from a single value array with the UNWRAP_SINGLE_VALUE_ARRAYS feature disabled"); |
| 425 | } catch (JsonMappingException exp) { |
| 426 | //Correctly threw exception |
| 427 | } |
| 428 | |
| 429 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 430 | |
| 431 | DoubleBean result = mapper.readValue(new StringReader("{\"v\":[" + value + "]}"), |
| 432 | DoubleBean.class); |
| 433 | assertEquals(value, result._v); |
| 434 | |
| 435 | result = mapper.readValue(new StringReader("[{\"v\":[" + value + "]}]"), DoubleBean.class); |
| 436 | assertEquals(value, result._v); |
| 437 | |
| 438 | try { |
| 439 | mapper.readValue(new StringReader("[{\"v\":[" + value + "," + value + "]}]"), DoubleBean.class); |
| 440 | fail("Did not throw exception while reading a value from a multi value array with UNWRAP_SINGLE_VALUE_ARRAY feature enabled"); |
| 441 | } catch (JsonMappingException exp) { |
| 442 | //threw exception as required |
| 443 | } |
| 444 | |
| 445 | result = mapper.readValue(new StringReader("{\"v\":[null]}"), DoubleBean.class); |
| 446 | assertNotNull(result); |
| 447 | assertEquals(0d, result._v); |
| 448 | |
| 449 | double[] array = mapper.readValue(new StringReader("[ [ null ] ]"), double[].class); |
| 450 | assertNotNull(array); |
| 451 | assertEquals(1, array.length); |
| 452 | assertEquals(0d, array[0]); |
| 453 | } |
| 454 | |
| 455 | public void testDoublePrimitiveNonNumeric() throws Exception |
| 456 | { |
| 457 | // first, simple case: |
| 458 | // bit tricky with binary fps but... |
| 459 | double value = Double.POSITIVE_INFINITY; |
| 460 | DoubleBean result = MAPPER.readValue(new StringReader("{\"v\":\""+value+"\"}"), DoubleBean.class); |
| 461 | assertEquals(value, result._v); |
| 462 | |
| 463 | // should work with arrays too.. |
| 464 | double[] array = MAPPER.readValue(new StringReader("[ \"Infinity\" ]"), double[].class); |
| 465 | assertNotNull(array); |
| 466 | assertEquals(1, array.length); |
| 467 | assertEquals(Double.POSITIVE_INFINITY, array[0]); |
| 468 | } |
| 469 | |
| 470 | public void testFloatPrimitiveNonNumeric() throws Exception |
| 471 | { |
| 472 | // bit tricky with binary fps but... |
| 473 | float value = Float.POSITIVE_INFINITY; |
| 474 | FloatBean result = MAPPER.readValue(new StringReader("{\"v\":\""+value+"\"}"), FloatBean.class); |
| 475 | assertEquals(value, result._v); |
| 476 | |
| 477 | // should work with arrays too.. |
| 478 | float[] array = MAPPER.readValue(new StringReader("[ \"Infinity\" ]"), float[].class); |
| 479 | assertNotNull(array); |
| 480 | assertEquals(1, array.length); |
| 481 | assertEquals(Float.POSITIVE_INFINITY, array[0]); |
| 482 | } |
| 483 | |
| 484 | /* |
| 485 | /********************************************************** |
| 486 | /* Scalar tests, other |
| 487 | /********************************************************** |
| 488 | */ |
| 489 | |
| 490 | public void testEmptyToNullCoercionForPrimitives() throws Exception { |
| 491 | _testEmptyToNullCoercion(int.class, Integer.valueOf(0)); |
| 492 | _testEmptyToNullCoercion(long.class, Long.valueOf(0)); |
| 493 | _testEmptyToNullCoercion(double.class, Double.valueOf(0.0)); |
| 494 | _testEmptyToNullCoercion(float.class, Float.valueOf(0.0f)); |
| 495 | } |
| 496 | |
| 497 | private void _testEmptyToNullCoercion(Class<?> primType, Object emptyValue) throws Exception |
| 498 | { |
| 499 | final String EMPTY = "\"\""; |
| 500 | |
| 501 | // as per [databind#1095] should only allow coercion from empty String, |
| 502 | // if `null` is acceptable |
| 503 | ObjectReader intR = MAPPER.readerFor(primType); |
| 504 | assertEquals(emptyValue, intR.readValue(EMPTY)); |
| 505 | try { |
| 506 | intR.with(DeserializationFeature.FAIL_ON_NULL_FOR_PRIMITIVES) |
| 507 | .readValue("\"\""); |
| 508 | fail("Should not have passed"); |
| 509 | } catch (JsonMappingException e) { |
| 510 | verifyException(e, "Can not map Empty String"); |
| 511 | } |
| 512 | } |
| 513 | |
| 514 | public void testBase64Variants() throws Exception |
| 515 | { |
| 516 | final byte[] INPUT = "abcdefghijklmnopqrstuvwxyz1234567890abcdefghijklmnopqrstuvwxyz1234567890X".getBytes("UTF-8"); |
| 517 | |
| 518 | // default encoding is "MIME, no linefeeds", so: |
| 519 | Assert.assertArrayEquals(INPUT, MAPPER.readValue( |
| 520 | quote("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwYWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwWA=="), |
| 521 | byte[].class)); |
| 522 | ObjectReader reader = MAPPER.readerFor(byte[].class); |
| 523 | Assert.assertArrayEquals(INPUT, (byte[]) reader.with(Base64Variants.MIME_NO_LINEFEEDS).readValue( |
| 524 | quote("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwYWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwWA==" |
| 525 | ))); |
| 526 | |
| 527 | // but others should be slightly different |
| 528 | Assert.assertArrayEquals(INPUT, (byte[]) reader.with(Base64Variants.MIME).readValue( |
| 529 | quote("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwYWJjZGVmZ2hpamtsbW5vcHFyc3R1\\ndnd4eXoxMjM0NTY3ODkwWA==" |
| 530 | ))); |
| 531 | Assert.assertArrayEquals(INPUT, (byte[]) reader.with(Base64Variants.MODIFIED_FOR_URL).readValue( |
| 532 | quote("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwYWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwWA" |
| 533 | ))); |
| 534 | // PEM mandates 64 char lines: |
| 535 | Assert.assertArrayEquals(INPUT, (byte[]) reader.with(Base64Variants.PEM).readValue( |
| 536 | quote("YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwYWJjZGVmZ2hpamts\\nbW5vcHFyc3R1dnd4eXoxMjM0NTY3ODkwWA==" |
| 537 | ))); |
| 538 | } |
| 539 | /* |
| 540 | /********************************************************** |
| 541 | /* Simple non-primitive types |
| 542 | /********************************************************** |
| 543 | */ |
| 544 | |
| 545 | public void testSingleString() throws Exception |
| 546 | { |
| 547 | String value = "FOO!"; |
| 548 | String result = MAPPER.readValue(new StringReader("\""+value+"\""), String.class); |
| 549 | assertEquals(value, result); |
| 550 | } |
| 551 | |
| 552 | public void testSingleStringWrapped() throws Exception |
| 553 | { |
| 554 | final ObjectMapper mapper = new ObjectMapper(); |
| 555 | mapper.disable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 556 | |
| 557 | String value = "FOO!"; |
| 558 | try { |
| 559 | mapper.readValue(new StringReader("[\""+value+"\"]"), String.class); |
| 560 | fail("Exception not thrown when attempting to unwrap a single value 'String' array into a simple String"); |
| 561 | } catch (JsonMappingException exp) { |
| 562 | //exception thrown correctly |
| 563 | } |
| 564 | |
| 565 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 566 | |
| 567 | try { |
| 568 | mapper.readValue(new StringReader("[\""+value+"\",\""+value+"\"]"), String.class); |
| 569 | fail("Exception not thrown when attempting to unwrap a single value 'String' array that contained more than one value into a simple String"); |
| 570 | } catch (JsonMappingException exp) { |
| 571 | //exception thrown correctly |
| 572 | } |
| 573 | |
| 574 | String result = mapper.readValue(new StringReader("[\""+value+"\"]"), String.class); |
| 575 | assertEquals(value, result); |
| 576 | } |
| 577 | |
| 578 | public void testBigDecimal() throws Exception |
| 579 | { |
| 580 | final ObjectMapper mapper = objectMapper(); |
| 581 | mapper.disable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 582 | |
| 583 | BigDecimal value = new BigDecimal("0.001"); |
| 584 | BigDecimal result = mapper.readValue(value.toString(), BigDecimal.class); |
| 585 | assertEquals(value, result); |
| 586 | try { |
| 587 | mapper.readValue("[" + value.toString() + "]", BigDecimal.class); |
| 588 | fail("Exception was not thrown when attempting to read a single value array of BigDecimal when UNWRAP_SINGLE_VALUE_ARRAYS feature is disabled"); |
| 589 | } catch (JsonMappingException exp) { |
| 590 | //Exception was thrown correctly |
| 591 | } |
| 592 | |
| 593 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 594 | result = mapper.readValue("[" + value.toString() + "]", BigDecimal.class); |
| 595 | assertEquals(value, result); |
| 596 | |
| 597 | try { |
| 598 | mapper.readValue("[" + value.toString() + "," + value.toString() + "]", BigDecimal.class); |
| 599 | fail("Exception was not thrown when attempting to read a muti value array of BigDecimal when UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled"); |
| 600 | } catch (JsonMappingException exp) { |
| 601 | //Exception was thrown correctly |
| 602 | } |
| 603 | } |
| 604 | |
| 605 | public void testBigInteger() throws Exception |
| 606 | { |
| 607 | final ObjectMapper mapper = objectMapper(); |
| 608 | mapper.disable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 609 | |
| 610 | BigInteger value = new BigInteger("-1234567890123456789012345567809"); |
| 611 | BigInteger result = mapper.readValue(new StringReader(value.toString()), BigInteger.class); |
| 612 | assertEquals(value, result); |
| 613 | |
| 614 | //Issue#381 |
| 615 | try { |
| 616 | mapper.readValue("[" + value.toString() + "]", BigInteger.class); |
| 617 | fail("Exception was not thrown when attempting to read a single value array of BigInteger when UNWRAP_SINGLE_VALUE_ARRAYS feature is disabled"); |
| 618 | } catch (JsonMappingException exp) { |
| 619 | //Exception was thrown correctly |
| 620 | } |
| 621 | |
| 622 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 623 | result = mapper.readValue("[" + value.toString() + "]", BigInteger.class); |
| 624 | assertEquals(value, result); |
| 625 | |
| 626 | try { |
| 627 | mapper.readValue("[" + value.toString() + "," + value.toString() + "]", BigInteger.class); |
| 628 | fail("Exception was not thrown when attempting to read a muti value array of BigInteger when UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled"); |
| 629 | } catch (JsonMappingException exp) { |
| 630 | //Exception was thrown correctly |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | /* |
| 635 | /********************************************************** |
| 636 | /* Sequence tests |
| 637 | /********************************************************** |
| 638 | */ |
| 639 | |
| 640 | /** |
| 641 | * Then a unit test to verify that we can conveniently bind sequence of |
| 642 | * space-separate simple values |
| 643 | */ |
| 644 | public void testSequenceOfInts() throws Exception |
| 645 | { |
| 646 | final int NR_OF_INTS = 100; |
| 647 | |
| 648 | StringBuilder sb = new StringBuilder(); |
| 649 | for (int i = 0; i < NR_OF_INTS; ++i) { |
| 650 | sb.append(" "); |
| 651 | sb.append(i); |
| 652 | } |
| 653 | JsonParser jp = MAPPER.getFactory().createParser(sb.toString()); |
| 654 | for (int i = 0; i < NR_OF_INTS; ++i) { |
| 655 | Integer result = MAPPER.readValue(jp, Integer.class); |
| 656 | assertEquals(Integer.valueOf(i), result); |
| 657 | } |
| 658 | jp.close(); |
| 659 | } |
| 660 | |
| 661 | /* |
| 662 | /********************************************************** |
| 663 | /* Single-element as array tests |
| 664 | /********************************************************** |
| 665 | */ |
| 666 | |
| 667 | // [databind#381] |
| 668 | public void testSingleElementScalarArrays() throws Exception { |
| 669 | final int intTest = 932832; |
| 670 | final double doubleTest = 32.3234; |
| 671 | final long longTest = 2374237428374293423L; |
| 672 | final short shortTest = (short) intTest; |
| 673 | final float floatTest = 84.3743f; |
| 674 | final byte byteTest = (byte) 43; |
| 675 | final char charTest = 'c'; |
| 676 | |
| 677 | final ObjectMapper mapper = new ObjectMapper(); |
| 678 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 679 | |
| 680 | final int intValue = mapper.readValue(asArray(intTest), Integer.TYPE); |
| 681 | assertEquals(intTest, intValue); |
| 682 | final Integer integerWrapperValue = mapper.readValue(asArray(Integer.valueOf(intTest)), Integer.class); |
| 683 | assertEquals(Integer.valueOf(intTest), integerWrapperValue); |
| 684 | |
| 685 | final double doubleValue = mapper.readValue(asArray(doubleTest), Double.class); |
| 686 | assertEquals(doubleTest, doubleValue); |
| 687 | final Double doubleWrapperValue = mapper.readValue(asArray(Double.valueOf(doubleTest)), Double.class); |
| 688 | assertEquals(Double.valueOf(doubleTest), doubleWrapperValue); |
| 689 | |
| 690 | final long longValue = mapper.readValue(asArray(longTest), Long.TYPE); |
| 691 | assertEquals(longTest, longValue); |
| 692 | final Long longWrapperValue = mapper.readValue(asArray(Long.valueOf(longTest)), Long.class); |
| 693 | assertEquals(Long.valueOf(longTest), longWrapperValue); |
| 694 | |
| 695 | final short shortValue = mapper.readValue(asArray(shortTest), Short.TYPE); |
| 696 | assertEquals(shortTest, shortValue); |
| 697 | final Short shortWrapperValue = mapper.readValue(asArray(Short.valueOf(shortTest)), Short.class); |
| 698 | assertEquals(Short.valueOf(shortTest), shortWrapperValue); |
| 699 | |
| 700 | final float floatValue = mapper.readValue(asArray(floatTest), Float.TYPE); |
| 701 | assertEquals(floatTest, floatValue); |
| 702 | final Float floatWrapperValue = mapper.readValue(asArray(Float.valueOf(floatTest)), Float.class); |
| 703 | assertEquals(Float.valueOf(floatTest), floatWrapperValue); |
| 704 | |
| 705 | final byte byteValue = mapper.readValue(asArray(byteTest), Byte.TYPE); |
| 706 | assertEquals(byteTest, byteValue); |
| 707 | final Byte byteWrapperValue = mapper.readValue(asArray(Byte.valueOf(byteTest)), Byte.class); |
| 708 | assertEquals(Byte.valueOf(byteTest), byteWrapperValue); |
| 709 | |
| 710 | final char charValue = mapper.readValue(asArray(quote(String.valueOf(charTest))), Character.TYPE); |
| 711 | assertEquals(charTest, charValue); |
| 712 | final Character charWrapperValue = mapper.readValue(asArray(quote(String.valueOf(charTest))), Character.class); |
| 713 | assertEquals(Character.valueOf(charTest), charWrapperValue); |
| 714 | |
| 715 | final boolean booleanTrueValue = mapper.readValue(asArray(true), Boolean.TYPE); |
| 716 | assertTrue(booleanTrueValue); |
| 717 | |
| 718 | final boolean booleanFalseValue = mapper.readValue(asArray(false), Boolean.TYPE); |
| 719 | assertFalse(booleanFalseValue); |
| 720 | |
| 721 | final Boolean booleanWrapperTrueValue = mapper.readValue(asArray(Boolean.valueOf(true)), Boolean.class); |
| 722 | assertEquals(Boolean.TRUE, booleanWrapperTrueValue); |
| 723 | } |
| 724 | |
| 725 | public void testSingleElementArrayDisabled() throws Exception { |
| 726 | final ObjectMapper mapper = new ObjectMapper(); |
| 727 | mapper.disable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 728 | try { |
| 729 | mapper.readValue("[42]", Integer.class); |
| 730 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 731 | } catch (JsonMappingException exp) { |
| 732 | //Exception was thrown correctly |
| 733 | } |
| 734 | try { |
| 735 | mapper.readValue("[42]", Integer.TYPE); |
| 736 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 737 | } catch (JsonMappingException exp) { |
| 738 | //Exception was thrown correctly |
| 739 | } |
| 740 | |
| 741 | try { |
| 742 | mapper.readValue("[42.273]", Double.class); |
| 743 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 744 | } catch (JsonMappingException exp) { |
| 745 | //Exception was thrown correctly |
| 746 | } |
| 747 | try { |
| 748 | mapper.readValue("[42.2723]", Double.TYPE); |
| 749 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 750 | } catch (JsonMappingException exp) { |
| 751 | //Exception was thrown correctly |
| 752 | } |
| 753 | |
| 754 | try { |
| 755 | mapper.readValue("[42342342342342]", Long.class); |
| 756 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 757 | } catch (JsonMappingException exp) { |
| 758 | //Exception was thrown correctly |
| 759 | } |
| 760 | try { |
| 761 | mapper.readValue("[42342342342342342]", Long.TYPE); |
| 762 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 763 | } catch (JsonMappingException exp) { |
| 764 | //Exception was thrown correctly |
| 765 | } |
| 766 | |
| 767 | try { |
| 768 | mapper.readValue("[42]", Short.class); |
| 769 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 770 | } catch (JsonMappingException exp) { |
| 771 | //Exception was thrown correctly |
| 772 | } |
| 773 | try { |
| 774 | mapper.readValue("[42]", Short.TYPE); |
| 775 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 776 | } catch (JsonMappingException exp) { |
| 777 | //Exception was thrown correctly |
| 778 | } |
| 779 | |
| 780 | try { |
| 781 | mapper.readValue("[327.2323]", Float.class); |
| 782 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 783 | } catch (JsonMappingException exp) { |
| 784 | //Exception was thrown correctly |
| 785 | } |
| 786 | try { |
| 787 | mapper.readValue("[82.81902]", Float.TYPE); |
| 788 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 789 | } catch (JsonMappingException exp) { |
| 790 | //Exception was thrown correctly |
| 791 | } |
| 792 | |
| 793 | try { |
| 794 | mapper.readValue("[22]", Byte.class); |
| 795 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 796 | } catch (JsonMappingException exp) { |
| 797 | //Exception was thrown correctly |
| 798 | } |
| 799 | try { |
| 800 | mapper.readValue("[22]", Byte.TYPE); |
| 801 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 802 | } catch (JsonMappingException exp) { |
| 803 | //Exception was thrown correctly |
| 804 | } |
| 805 | |
| 806 | try { |
| 807 | mapper.readValue("['d']", Character.class); |
| 808 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 809 | } catch (JsonMappingException exp) { |
| 810 | //Exception was thrown correctly |
| 811 | } |
| 812 | try { |
| 813 | mapper.readValue("['d']", Character.TYPE); |
| 814 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 815 | } catch (JsonMappingException exp) { |
| 816 | //Exception was thrown correctly |
| 817 | } |
| 818 | |
| 819 | try { |
| 820 | mapper.readValue("[true]", Boolean.class); |
| 821 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 822 | } catch (JsonMappingException exp) { |
| 823 | //Exception was thrown correctly |
| 824 | } |
| 825 | try { |
| 826 | mapper.readValue("[true]", Boolean.TYPE); |
| 827 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 828 | } catch (JsonMappingException exp) { |
| 829 | //Exception was thrown correctly |
| 830 | } |
| 831 | } |
| 832 | |
| 833 | public void testMultiValueArrayException() throws IOException { |
| 834 | final ObjectMapper mapper = new ObjectMapper(); |
| 835 | mapper.enable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS); |
| 836 | |
| 837 | try { |
| 838 | mapper.readValue("[42,42]", Integer.class); |
| 839 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 840 | } catch (JsonMappingException exp) { |
| 841 | //Exception was thrown correctly |
| 842 | } |
| 843 | try { |
| 844 | mapper.readValue("[42,42]", Integer.TYPE); |
| 845 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 846 | } catch (JsonMappingException exp) { |
| 847 | //Exception was thrown correctly |
| 848 | } |
| 849 | |
| 850 | try { |
| 851 | mapper.readValue("[42.273,42.273]", Double.class); |
| 852 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 853 | } catch (JsonMappingException exp) { |
| 854 | //Exception was thrown correctly |
| 855 | } |
| 856 | try { |
| 857 | mapper.readValue("[42.2723,42.273]", Double.TYPE); |
| 858 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 859 | } catch (JsonMappingException exp) { |
| 860 | //Exception was thrown correctly |
| 861 | } |
| 862 | |
| 863 | try { |
| 864 | mapper.readValue("[42342342342342,42342342342342]", Long.class); |
| 865 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 866 | } catch (JsonMappingException exp) { |
| 867 | //Exception was thrown correctly |
| 868 | } |
| 869 | try { |
| 870 | mapper.readValue("[42342342342342342,42342342342342]", Long.TYPE); |
| 871 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 872 | } catch (JsonMappingException exp) { |
| 873 | //Exception was thrown correctly |
| 874 | } |
| 875 | |
| 876 | try { |
| 877 | mapper.readValue("[42,42]", Short.class); |
| 878 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 879 | } catch (JsonMappingException exp) { |
| 880 | //Exception was thrown correctly |
| 881 | } |
| 882 | try { |
| 883 | mapper.readValue("[42,42]", Short.TYPE); |
| 884 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 885 | } catch (JsonMappingException exp) { |
| 886 | //Exception was thrown correctly |
| 887 | } |
| 888 | |
| 889 | try { |
| 890 | mapper.readValue("[327.2323,327.2323]", Float.class); |
| 891 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 892 | } catch (JsonMappingException exp) { |
| 893 | //Exception was thrown correctly |
| 894 | } |
| 895 | try { |
| 896 | mapper.readValue("[82.81902,327.2323]", Float.TYPE); |
| 897 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 898 | } catch (JsonMappingException exp) { |
| 899 | //Exception was thrown correctly |
| 900 | } |
| 901 | |
| 902 | try { |
| 903 | mapper.readValue("[22,23]", Byte.class); |
| 904 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 905 | } catch (JsonMappingException exp) { |
| 906 | //Exception was thrown correctly |
| 907 | } |
| 908 | try { |
| 909 | mapper.readValue("[22,23]", Byte.TYPE); |
| 910 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 911 | } catch (JsonMappingException exp) { |
| 912 | //Exception was thrown correctly |
| 913 | } |
| 914 | |
| 915 | try { |
| 916 | mapper.readValue(asArray(quote("c") + "," + quote("d")), Character.class); |
| 917 | |
| 918 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 919 | } catch (JsonMappingException exp) { |
| 920 | //Exception was thrown correctly |
| 921 | } |
| 922 | try { |
| 923 | mapper.readValue(asArray(quote("c") + "," + quote("d")), Character.TYPE); |
| 924 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 925 | } catch (JsonMappingException exp) { |
| 926 | //Exception was thrown correctly |
| 927 | } |
| 928 | |
| 929 | try { |
| 930 | mapper.readValue("[true,false]", Boolean.class); |
| 931 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 932 | } catch (JsonMappingException exp) { |
| 933 | //Exception was thrown correctly |
| 934 | } |
| 935 | try { |
| 936 | mapper.readValue("[true,false]", Boolean.TYPE); |
| 937 | fail("Single value array didn't throw an exception when DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS is disabled"); |
| 938 | } catch (JsonMappingException exp) { |
| 939 | //Exception was thrown correctly |
| 940 | } |
| 941 | } |
| 942 | |
| 943 | private static String asArray(Object value) { |
| 944 | final String stringVal = value.toString(); |
| 945 | return new StringBuilder(stringVal.length() + 2).append("[").append(stringVal).append("]").toString(); |
| 946 | } |
| 947 | |
| 948 | /* |
| 949 | /********************************************************** |
| 950 | /* Empty String coercion, handling |
| 951 | /********************************************************** |
| 952 | */ |
| 953 | |
| 954 | // by default, should return nulls, n'est pas? |
| 955 | public void testEmptyStringForWrappers() throws IOException |
| 956 | { |
| 957 | WrappersBean bean; |
| 958 | |
| 959 | // by default, ok to rely on defaults |
| 960 | bean = MAPPER.readValue("{\"booleanValue\":\"\"}", WrappersBean.class); |
| 961 | assertNull(bean.booleanValue); |
| 962 | bean = MAPPER.readValue("{\"byteValue\":\"\"}", WrappersBean.class); |
| 963 | assertNull(bean.byteValue); |
| 964 | |
| 965 | // char/Character is different... not sure if this should work or not: |
| 966 | bean = MAPPER.readValue("{\"charValue\":\"\"}", WrappersBean.class); |
| 967 | assertNull(bean.charValue); |
| 968 | |
| 969 | bean = MAPPER.readValue("{\"shortValue\":\"\"}", WrappersBean.class); |
| 970 | assertNull(bean.shortValue); |
| 971 | bean = MAPPER.readValue("{\"intValue\":\"\"}", WrappersBean.class); |
| 972 | assertNull(bean.intValue); |
| 973 | bean = MAPPER.readValue("{\"longValue\":\"\"}", WrappersBean.class); |
| 974 | assertNull(bean.longValue); |
| 975 | bean = MAPPER.readValue("{\"floatValue\":\"\"}", WrappersBean.class); |
| 976 | assertNull(bean.floatValue); |
| 977 | bean = MAPPER.readValue("{\"doubleValue\":\"\"}", WrappersBean.class); |
| 978 | assertNull(bean.doubleValue); |
| 979 | } |
| 980 | |
| 981 | public void testEmptyStringForPrimitives() throws IOException |
| 982 | { |
| 983 | PrimitivesBean bean; |
| 984 | bean = MAPPER.readValue("{\"booleanValue\":\"\"}", PrimitivesBean.class); |
| 985 | assertFalse(bean.booleanValue); |
| 986 | bean = MAPPER.readValue("{\"byteValue\":\"\"}", PrimitivesBean.class); |
| 987 | assertEquals((byte) 0, bean.byteValue); |
| 988 | bean = MAPPER.readValue("{\"charValue\":\"\"}", PrimitivesBean.class); |
| 989 | assertEquals((char) 0, bean.charValue); |
| 990 | bean = MAPPER.readValue("{\"shortValue\":\"\"}", PrimitivesBean.class); |
| 991 | assertEquals((short) 0, bean.shortValue); |
| 992 | bean = MAPPER.readValue("{\"intValue\":\"\"}", PrimitivesBean.class); |
| 993 | assertEquals(0, bean.intValue); |
| 994 | bean = MAPPER.readValue("{\"longValue\":\"\"}", PrimitivesBean.class); |
| 995 | assertEquals(0L, bean.longValue); |
| 996 | bean = MAPPER.readValue("{\"floatValue\":\"\"}", PrimitivesBean.class); |
| 997 | assertEquals(0.0f, bean.floatValue); |
| 998 | bean = MAPPER.readValue("{\"doubleValue\":\"\"}", PrimitivesBean.class); |
| 999 | assertEquals(0.0, bean.doubleValue); |
| 1000 | } |
| 1001 | } |
| 1002 | |