Michael Wachenschwanz | d353856 | 2019-03-14 12:02:50 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.test.protoinputstream; |
| 18 | |
| 19 | import android.util.proto.ProtoInputStream; |
| 20 | import android.util.proto.ProtoStream; |
| 21 | import android.util.proto.WireTypeMismatchException; |
| 22 | |
| 23 | import com.android.test.protoinputstream.nano.Test; |
| 24 | |
| 25 | import com.google.protobuf.nano.MessageNano; |
| 26 | |
| 27 | import junit.framework.TestCase; |
| 28 | |
| 29 | import java.io.ByteArrayInputStream; |
| 30 | import java.io.IOException; |
| 31 | import java.io.InputStream; |
| 32 | |
| 33 | public class ProtoInputStreamFixed64Test extends TestCase { |
| 34 | |
| 35 | public void testRead() throws IOException { |
| 36 | testRead(0); |
| 37 | testRead(1); |
| 38 | testRead(5); |
| 39 | } |
| 40 | |
| 41 | private void testRead(int chunkSize) throws IOException { |
| 42 | final long fieldFlags = ProtoStream.FIELD_COUNT_SINGLE | ProtoStream.FIELD_TYPE_FIXED64; |
| 43 | |
| 44 | final long fieldId1 = fieldFlags | ((long) 1 & 0x0ffffffffL); |
| 45 | final long fieldId2 = fieldFlags | ((long) 2 & 0x0ffffffffL); |
| 46 | final long fieldId3 = fieldFlags | ((long) 3 & 0x0ffffffffL); |
| 47 | final long fieldId4 = fieldFlags | ((long) 4 & 0x0ffffffffL); |
| 48 | final long fieldId5 = fieldFlags | ((long) 5 & 0x0ffffffffL); |
| 49 | final long fieldId6 = fieldFlags | ((long) 6 & 0x0ffffffffL); |
| 50 | final long fieldId7 = fieldFlags | ((long) 7 & 0x0ffffffffL); |
| 51 | final long fieldId8 = fieldFlags | ((long) 8 & 0x0ffffffffL); |
| 52 | |
| 53 | final byte[] protobuf = new byte[]{ |
| 54 | // 1 -> 0 - default value, not written |
| 55 | // 2 -> 1 |
| 56 | (byte) 0x11, |
| 57 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 58 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 59 | // 6 -> 1 |
| 60 | (byte) 0x41, |
| 61 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 62 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 63 | // 3 -> -1 |
| 64 | (byte) 0x19, |
| 65 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 66 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 67 | // 4 -> Integer.MIN_VALUE |
| 68 | (byte) 0x21, |
| 69 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 70 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 71 | // 5 -> Integer.MAX_VALUE |
| 72 | (byte) 0x29, |
| 73 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 74 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 75 | // 6 -> Long.MIN_VALUE |
| 76 | (byte) 0x31, |
| 77 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 78 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 79 | // 7 -> Long.MAX_VALUE |
| 80 | (byte) 0x39, |
| 81 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 82 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 83 | }; |
| 84 | |
| 85 | InputStream stream = new ByteArrayInputStream(protobuf); |
| 86 | final ProtoInputStream pi = new ProtoInputStream(stream, chunkSize); |
| 87 | long[] results = new long[7]; |
| 88 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 89 | switch (pi.getFieldNumber()) { |
| 90 | case (int) fieldId1: |
| 91 | fail("Should never reach this"); |
| 92 | break; |
| 93 | case (int) fieldId2: |
| 94 | results[1] = pi.readLong(fieldId2); |
| 95 | break; |
| 96 | case (int) fieldId3: |
| 97 | results[2] = pi.readLong(fieldId3); |
| 98 | break; |
| 99 | case (int) fieldId4: |
| 100 | results[3] = pi.readLong(fieldId4); |
| 101 | break; |
| 102 | case (int) fieldId5: |
| 103 | results[4] = pi.readLong(fieldId5); |
| 104 | break; |
| 105 | case (int) fieldId6: |
| 106 | results[5] = pi.readLong(fieldId6); |
| 107 | break; |
| 108 | case (int) fieldId7: |
| 109 | results[6] = pi.readLong(fieldId7); |
| 110 | break; |
| 111 | case (int) fieldId8: |
| 112 | // Intentionally don't read the data. Parse should continue normally |
| 113 | break; |
| 114 | default: |
| 115 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 116 | } |
| 117 | } |
| 118 | stream.close(); |
| 119 | |
| 120 | assertEquals(0, results[0]); |
| 121 | assertEquals(1, results[1]); |
| 122 | assertEquals(-1, results[2]); |
| 123 | assertEquals(Integer.MIN_VALUE, results[3]); |
| 124 | assertEquals(Integer.MAX_VALUE, results[4]); |
| 125 | assertEquals(Long.MIN_VALUE, results[5]); |
| 126 | assertEquals(Long.MAX_VALUE, results[6]); |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Test that reading with ProtoInputStream matches, and can read the output of standard proto. |
| 131 | */ |
| 132 | public void testReadCompat() throws Exception { |
| 133 | testReadCompat(0); |
| 134 | testReadCompat(1); |
| 135 | testReadCompat(-1); |
| 136 | testReadCompat(Integer.MIN_VALUE); |
| 137 | testReadCompat(Integer.MAX_VALUE); |
| 138 | testReadCompat(Long.MIN_VALUE); |
| 139 | testReadCompat(Long.MAX_VALUE); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Implementation of testReadCompat with a given value. |
| 144 | */ |
| 145 | private void testReadCompat(long val) throws Exception { |
| 146 | final long fieldFlags = ProtoStream.FIELD_COUNT_SINGLE | ProtoStream.FIELD_TYPE_FIXED64; |
| 147 | final long fieldId = fieldFlags | ((long) 100 & 0x0ffffffffL); |
| 148 | |
| 149 | final Test.All all = new Test.All(); |
| 150 | all.fixed64Field = val; |
| 151 | |
| 152 | final byte[] proto = MessageNano.toByteArray(all); |
| 153 | |
| 154 | final ProtoInputStream pi = new ProtoInputStream(proto); |
| 155 | final Test.All readback = Test.All.parseFrom(proto); |
| 156 | |
| 157 | long result = 0; // start off with default value |
| 158 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 159 | switch (pi.getFieldNumber()) { |
| 160 | case (int) fieldId: |
| 161 | result = pi.readLong(fieldId); |
| 162 | break; |
| 163 | default: |
| 164 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | assertEquals(readback.fixed64Field, result); |
| 169 | } |
| 170 | |
| 171 | public void testRepeated() throws IOException { |
| 172 | testRepeated(0); |
| 173 | testRepeated(1); |
| 174 | testRepeated(5); |
| 175 | } |
| 176 | |
| 177 | private void testRepeated(int chunkSize) throws IOException { |
| 178 | final long fieldFlags = ProtoStream.FIELD_COUNT_REPEATED | ProtoStream.FIELD_TYPE_FIXED64; |
| 179 | |
| 180 | final long fieldId1 = fieldFlags | ((long) 1 & 0x0ffffffffL); |
| 181 | final long fieldId2 = fieldFlags | ((long) 2 & 0x0ffffffffL); |
| 182 | final long fieldId3 = fieldFlags | ((long) 3 & 0x0ffffffffL); |
| 183 | final long fieldId4 = fieldFlags | ((long) 4 & 0x0ffffffffL); |
| 184 | final long fieldId5 = fieldFlags | ((long) 5 & 0x0ffffffffL); |
| 185 | final long fieldId6 = fieldFlags | ((long) 6 & 0x0ffffffffL); |
| 186 | final long fieldId7 = fieldFlags | ((long) 7 & 0x0ffffffffL); |
| 187 | final long fieldId8 = fieldFlags | ((long) 8 & 0x0ffffffffL); |
| 188 | |
| 189 | final byte[] protobuf = new byte[]{ |
| 190 | // 1 -> 0 - default value, written when repeated |
| 191 | (byte) 0x09, |
| 192 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 193 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 194 | // 2 -> 1 |
| 195 | (byte) 0x11, |
| 196 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 197 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 198 | // 3 -> -1 |
| 199 | (byte) 0x19, |
| 200 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 201 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 202 | // 4 -> Integer.MIN_VALUE |
| 203 | (byte) 0x21, |
| 204 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 205 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 206 | // 5 -> Integer.MAX_VALUE |
| 207 | (byte) 0x29, |
| 208 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 209 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 210 | // 6 -> Long.MIN_VALUE |
| 211 | (byte) 0x31, |
| 212 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 213 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 214 | // 7 -> Long.MAX_VALUE |
| 215 | (byte) 0x39, |
| 216 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 217 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 218 | |
| 219 | // 8 -> 1 |
| 220 | (byte) 0x41, |
| 221 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 222 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 223 | |
| 224 | // 1 -> 0 - default value, written when repeated |
| 225 | (byte) 0x09, |
| 226 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 227 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 228 | // 2 -> 1 |
| 229 | (byte) 0x11, |
| 230 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 231 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 232 | // 3 -> -1 |
| 233 | (byte) 0x19, |
| 234 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 235 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 236 | // 4 -> Integer.MIN_VALUE |
| 237 | (byte) 0x21, |
| 238 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 239 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 240 | // 5 -> Integer.MAX_VALUE |
| 241 | (byte) 0x29, |
| 242 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 243 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 244 | // 6 -> Long.MIN_VALUE |
| 245 | (byte) 0x31, |
| 246 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 247 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 248 | // 7 -> Long.MAX_VALUE |
| 249 | (byte) 0x39, |
| 250 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 251 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 252 | }; |
| 253 | |
| 254 | InputStream stream = new ByteArrayInputStream(protobuf); |
| 255 | final ProtoInputStream pi = new ProtoInputStream(stream, chunkSize); |
| 256 | long[][] results = new long[7][2]; |
| 257 | int[] indices = new int[7]; |
| 258 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 259 | |
| 260 | switch (pi.getFieldNumber()) { |
| 261 | case (int) fieldId1: |
| 262 | results[0][indices[0]++] = pi.readLong(fieldId1); |
| 263 | break; |
| 264 | case (int) fieldId2: |
| 265 | results[1][indices[1]++] = pi.readLong(fieldId2); |
| 266 | break; |
| 267 | case (int) fieldId3: |
| 268 | results[2][indices[2]++] = pi.readLong(fieldId3); |
| 269 | break; |
| 270 | case (int) fieldId4: |
| 271 | results[3][indices[3]++] = pi.readLong(fieldId4); |
| 272 | break; |
| 273 | case (int) fieldId5: |
| 274 | results[4][indices[4]++] = pi.readLong(fieldId5); |
| 275 | break; |
| 276 | case (int) fieldId6: |
| 277 | results[5][indices[5]++] = pi.readLong(fieldId6); |
| 278 | break; |
| 279 | case (int) fieldId7: |
| 280 | results[6][indices[6]++] = pi.readLong(fieldId7); |
| 281 | break; |
| 282 | case (int) fieldId8: |
| 283 | // Intentionally don't read the data. Parse should continue normally |
| 284 | break; |
| 285 | default: |
| 286 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 287 | } |
| 288 | } |
| 289 | stream.close(); |
| 290 | |
| 291 | assertEquals(0, results[0][0]); |
| 292 | assertEquals(0, results[0][1]); |
| 293 | assertEquals(1, results[1][0]); |
| 294 | assertEquals(1, results[1][1]); |
| 295 | assertEquals(-1, results[2][0]); |
| 296 | assertEquals(-1, results[2][1]); |
| 297 | assertEquals(Integer.MIN_VALUE, results[3][0]); |
| 298 | assertEquals(Integer.MIN_VALUE, results[3][1]); |
| 299 | assertEquals(Integer.MAX_VALUE, results[4][0]); |
| 300 | assertEquals(Integer.MAX_VALUE, results[4][1]); |
| 301 | assertEquals(Long.MIN_VALUE, results[5][0]); |
| 302 | assertEquals(Long.MIN_VALUE, results[5][1]); |
| 303 | assertEquals(Long.MAX_VALUE, results[6][0]); |
| 304 | assertEquals(Long.MAX_VALUE, results[6][1]); |
| 305 | } |
| 306 | |
| 307 | /** |
| 308 | * Test that reading with ProtoInputStream matches, and can read the output of standard proto. |
| 309 | */ |
| 310 | public void testRepeatedCompat() throws Exception { |
| 311 | testRepeatedCompat(new long[0]); |
| 312 | testRepeatedCompat(new long[]{0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE}); |
| 313 | } |
| 314 | |
| 315 | /** |
| 316 | * Implementation of testRepeatedCompat with a given value. |
| 317 | */ |
| 318 | private void testRepeatedCompat(long[] val) throws Exception { |
| 319 | final long fieldFlags = ProtoStream.FIELD_COUNT_REPEATED | ProtoStream.FIELD_TYPE_FIXED64; |
| 320 | final long fieldId = fieldFlags | ((long) 101 & 0x0ffffffffL); |
| 321 | |
| 322 | final Test.All all = new Test.All(); |
| 323 | all.fixed64FieldRepeated = val; |
| 324 | |
| 325 | final byte[] proto = MessageNano.toByteArray(all); |
| 326 | |
| 327 | final ProtoInputStream pi = new ProtoInputStream(proto); |
| 328 | final Test.All readback = Test.All.parseFrom(proto); |
| 329 | |
| 330 | long[] result = new long[val.length]; |
| 331 | int index = 0; |
| 332 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 333 | switch (pi.getFieldNumber()) { |
| 334 | case (int) fieldId: |
| 335 | result[index++] = pi.readLong(fieldId); |
| 336 | break; |
| 337 | default: |
| 338 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 339 | } |
| 340 | } |
| 341 | |
| 342 | assertEquals(readback.fixed64FieldRepeated.length, result.length); |
| 343 | for (int i = 0; i < result.length; i++) { |
| 344 | assertEquals(readback.fixed64FieldRepeated[i], result[i]); |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | public void testPacked() throws IOException { |
| 349 | testPacked(0); |
| 350 | testPacked(1); |
| 351 | testPacked(5); |
| 352 | } |
| 353 | |
| 354 | private void testPacked(int chunkSize) throws IOException { |
| 355 | final long fieldFlags = ProtoStream.FIELD_COUNT_PACKED | ProtoStream.FIELD_TYPE_FIXED64; |
| 356 | |
| 357 | final long fieldId1 = fieldFlags | ((long) 1 & 0x0ffffffffL); |
| 358 | final long fieldId2 = fieldFlags | ((long) 2 & 0x0ffffffffL); |
| 359 | final long fieldId3 = fieldFlags | ((long) 3 & 0x0ffffffffL); |
| 360 | final long fieldId4 = fieldFlags | ((long) 4 & 0x0ffffffffL); |
| 361 | final long fieldId5 = fieldFlags | ((long) 5 & 0x0ffffffffL); |
| 362 | final long fieldId6 = fieldFlags | ((long) 6 & 0x0ffffffffL); |
| 363 | final long fieldId7 = fieldFlags | ((long) 7 & 0x0ffffffffL); |
| 364 | final long fieldId8 = fieldFlags | ((long) 8 & 0x0ffffffffL); |
| 365 | |
| 366 | final byte[] protobuf = new byte[]{ |
| 367 | // 1 -> 0 - default value, written when repeated |
| 368 | (byte) 0x0a, |
| 369 | (byte) 0x10, |
| 370 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 371 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 372 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 373 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 374 | // 2 -> 1 |
| 375 | (byte) 0x12, |
| 376 | (byte) 0x10, |
| 377 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 378 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 379 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 380 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 381 | // 8 -> 1 |
| 382 | (byte) 0x42, |
| 383 | (byte) 0x10, |
| 384 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 385 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 386 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 387 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 388 | // 3 -> -1 |
| 389 | (byte) 0x1a, |
| 390 | (byte) 0x10, |
| 391 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 392 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 393 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 394 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 395 | // 4 -> Integer.MIN_VALUE |
| 396 | (byte) 0x22, |
| 397 | (byte) 0x10, |
| 398 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 399 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 400 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 401 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 402 | // 5 -> Integer.MAX_VALUE |
| 403 | (byte) 0x2a, |
| 404 | (byte) 0x10, |
| 405 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 406 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 407 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 408 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 409 | // 6 -> Long.MIN_VALUE |
| 410 | (byte) 0x32, |
| 411 | (byte) 0x10, |
| 412 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 413 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 414 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 415 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x80, |
| 416 | // 7 -> Long.MAX_VALUE |
| 417 | (byte) 0x3a, |
| 418 | (byte) 0x10, |
| 419 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 420 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 421 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, |
| 422 | (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x7f, |
| 423 | }; |
| 424 | |
| 425 | InputStream stream = new ByteArrayInputStream(protobuf); |
| 426 | final ProtoInputStream pi = new ProtoInputStream(stream, chunkSize); |
| 427 | long[][] results = new long[7][2]; |
| 428 | int[] indices = new int[7]; |
| 429 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 430 | |
| 431 | switch (pi.getFieldNumber()) { |
| 432 | case (int) fieldId1: |
| 433 | results[0][indices[0]++] = pi.readLong(fieldId1); |
| 434 | break; |
| 435 | case (int) fieldId2: |
| 436 | results[1][indices[1]++] = pi.readLong(fieldId2); |
| 437 | break; |
| 438 | case (int) fieldId3: |
| 439 | results[2][indices[2]++] = pi.readLong(fieldId3); |
| 440 | break; |
| 441 | case (int) fieldId4: |
| 442 | results[3][indices[3]++] = pi.readLong(fieldId4); |
| 443 | break; |
| 444 | case (int) fieldId5: |
| 445 | results[4][indices[4]++] = pi.readLong(fieldId5); |
| 446 | break; |
| 447 | case (int) fieldId6: |
| 448 | results[5][indices[5]++] = pi.readLong(fieldId6); |
| 449 | break; |
| 450 | case (int) fieldId7: |
| 451 | results[6][indices[6]++] = pi.readLong(fieldId7); |
| 452 | break; |
| 453 | case (int) fieldId8: |
| 454 | // Intentionally don't read the data. Parse should continue normally |
| 455 | break; |
| 456 | default: |
| 457 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 458 | } |
| 459 | } |
| 460 | stream.close(); |
| 461 | |
| 462 | assertEquals(0, results[0][0]); |
| 463 | assertEquals(0, results[0][1]); |
| 464 | assertEquals(1, results[1][0]); |
| 465 | assertEquals(1, results[1][1]); |
| 466 | assertEquals(-1, results[2][0]); |
| 467 | assertEquals(-1, results[2][1]); |
| 468 | assertEquals(Integer.MIN_VALUE, results[3][0]); |
| 469 | assertEquals(Integer.MIN_VALUE, results[3][1]); |
| 470 | assertEquals(Integer.MAX_VALUE, results[4][0]); |
| 471 | assertEquals(Integer.MAX_VALUE, results[4][1]); |
| 472 | assertEquals(Long.MIN_VALUE, results[5][0]); |
| 473 | assertEquals(Long.MIN_VALUE, results[5][1]); |
| 474 | assertEquals(Long.MAX_VALUE, results[6][0]); |
| 475 | assertEquals(Long.MAX_VALUE, results[6][1]); |
| 476 | } |
| 477 | |
| 478 | /** |
| 479 | * Test that reading with ProtoInputStream matches, and can read the output of standard proto. |
| 480 | */ |
| 481 | public void testPackedCompat() throws Exception { |
| 482 | testPackedCompat(new long[0]); |
| 483 | testPackedCompat(new long[]{0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE}); |
| 484 | } |
| 485 | |
| 486 | /** |
| 487 | * Implementation of testRepeatedCompat with a given value. |
| 488 | */ |
| 489 | private void testPackedCompat(long[] val) throws Exception { |
| 490 | final long fieldFlags = ProtoStream.FIELD_COUNT_REPEATED | ProtoStream.FIELD_TYPE_FIXED64; |
| 491 | final long fieldId = fieldFlags | ((long) 102 & 0x0ffffffffL); |
| 492 | |
| 493 | final Test.All all = new Test.All(); |
| 494 | all.fixed64FieldPacked = val; |
| 495 | |
| 496 | final byte[] proto = MessageNano.toByteArray(all); |
| 497 | |
| 498 | final ProtoInputStream pi = new ProtoInputStream(proto); |
| 499 | final Test.All readback = Test.All.parseFrom(proto); |
| 500 | |
| 501 | long[] result = new long[val.length]; |
| 502 | int index = 0; |
| 503 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 504 | switch (pi.getFieldNumber()) { |
| 505 | case (int) fieldId: |
| 506 | result[index++] = pi.readLong(fieldId); |
| 507 | break; |
| 508 | default: |
| 509 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | assertEquals(readback.fixed64FieldPacked.length, result.length); |
| 514 | for (int i = 0; i < result.length; i++) { |
| 515 | assertEquals(readback.fixed64FieldPacked[i], result[i]); |
| 516 | } |
| 517 | } |
| 518 | |
| 519 | /** |
| 520 | * Test that using the wrong read method throws an exception |
| 521 | */ |
| 522 | public void testBadReadType() throws IOException { |
| 523 | final long fieldFlags = ProtoStream.FIELD_COUNT_SINGLE | ProtoStream.FIELD_TYPE_FIXED64; |
| 524 | |
| 525 | final long fieldId1 = fieldFlags | ((long) 1 & 0x0ffffffffL); |
| 526 | |
| 527 | final byte[] protobuf = new byte[]{ |
| 528 | // 1 -> 1 |
| 529 | (byte) 0x09, |
| 530 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 531 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 532 | }; |
| 533 | |
| 534 | ProtoInputStream pi = new ProtoInputStream(protobuf); |
| 535 | pi.isNextField(fieldId1); |
| 536 | try { |
| 537 | pi.readFloat(fieldId1); |
| 538 | fail("Should have throw IllegalArgumentException"); |
| 539 | } catch (IllegalArgumentException iae) { |
| 540 | // good |
| 541 | } |
| 542 | |
| 543 | pi = new ProtoInputStream(protobuf); |
| 544 | pi.isNextField(fieldId1); |
| 545 | try { |
| 546 | pi.readDouble(fieldId1); |
| 547 | fail("Should have throw IllegalArgumentException"); |
| 548 | } catch (IllegalArgumentException iae) { |
| 549 | // good |
| 550 | } |
| 551 | |
| 552 | pi = new ProtoInputStream(protobuf); |
| 553 | pi.isNextField(fieldId1); |
| 554 | try { |
| 555 | pi.readInt(fieldId1); |
| 556 | fail("Should have throw IllegalArgumentException"); |
| 557 | } catch (IllegalArgumentException iae) { |
| 558 | // good |
| 559 | } |
| 560 | |
| 561 | pi = new ProtoInputStream(protobuf); |
| 562 | pi.isNextField(fieldId1); |
| 563 | try { |
| 564 | pi.readBoolean(fieldId1); |
| 565 | fail("Should have throw IllegalArgumentException"); |
| 566 | } catch (IllegalArgumentException iae) { |
| 567 | // good |
| 568 | } |
| 569 | |
| 570 | pi = new ProtoInputStream(protobuf); |
| 571 | pi.isNextField(fieldId1); |
| 572 | try { |
| 573 | pi.readBytes(fieldId1); |
| 574 | fail("Should have throw IllegalArgumentException"); |
| 575 | } catch (IllegalArgumentException iae) { |
| 576 | // good |
| 577 | } |
| 578 | |
| 579 | pi = new ProtoInputStream(protobuf); |
| 580 | pi.isNextField(fieldId1); |
| 581 | try { |
| 582 | pi.readString(fieldId1); |
| 583 | fail("Should have throw IllegalArgumentException"); |
| 584 | } catch (IllegalArgumentException iae) { |
| 585 | // good |
| 586 | } |
| 587 | } |
| 588 | |
| 589 | /** |
| 590 | * Test that unexpected wrong wire types will throw an exception |
| 591 | */ |
| 592 | public void testBadWireType() throws IOException { |
| 593 | final long fieldFlags = ProtoStream.FIELD_COUNT_SINGLE | ProtoStream.FIELD_TYPE_FIXED64; |
| 594 | |
| 595 | final long fieldId1 = fieldFlags | ((long) 1 & 0x0ffffffffL); |
| 596 | final long fieldId2 = fieldFlags | ((long) 2 & 0x0ffffffffL); |
| 597 | final long fieldId3 = fieldFlags | ((long) 3 & 0x0ffffffffL); |
| 598 | final long fieldId6 = fieldFlags | ((long) 6 & 0x0ffffffffL); |
| 599 | |
| 600 | final byte[] protobuf = new byte[]{ |
| 601 | // 1 : varint -> 1 |
| 602 | (byte) 0x08, |
| 603 | (byte) 0x01, |
| 604 | // 2 : fixed64 -> 0x1 |
| 605 | (byte) 0x11, |
| 606 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 607 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 608 | // 3 : length delimited -> { 1 } |
| 609 | (byte) 0x1a, |
| 610 | (byte) 0x08, |
| 611 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 612 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 613 | // 6 : fixed32 |
| 614 | (byte) 0x35, |
| 615 | (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, |
| 616 | }; |
| 617 | |
| 618 | InputStream stream = new ByteArrayInputStream(protobuf); |
| 619 | final ProtoInputStream pi = new ProtoInputStream(stream); |
| 620 | |
| 621 | while (pi.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| 622 | try { |
| 623 | switch (pi.getFieldNumber()) { |
| 624 | case (int) fieldId1: |
| 625 | pi.readLong(fieldId1); |
| 626 | fail("Should have thrown a WireTypeMismatchException"); |
| 627 | break; |
| 628 | case (int) fieldId2: |
| 629 | pi.readLong(fieldId2); |
| 630 | // don't fail, fixed64 is ok |
| 631 | break; |
| 632 | case (int) fieldId3: |
| 633 | pi.readLong(fieldId3); |
| 634 | // don't fail, length delimited is ok (represents packed fixed64) |
| 635 | break; |
| 636 | case (int) fieldId6: |
| 637 | pi.readLong(fieldId6); |
| 638 | fail("Should have thrown a WireTypeMismatchException"); |
| 639 | break; |
| 640 | default: |
| 641 | fail("Unexpected field id " + pi.getFieldNumber()); |
| 642 | } |
| 643 | } catch (WireTypeMismatchException wtme) { |
| 644 | // good |
| 645 | } |
| 646 | } |
| 647 | stream.close(); |
| 648 | } |
| 649 | } |