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| 1 // Protocol Buffers - Google's data interchange format | |
| 2 // Copyright 2008 Google Inc. All rights reserved. | |
| 3 // http://code.google.com/p/protobuf/ | |
| 4 // | |
| 5 // Redistribution and use in source and binary forms, with or without | |
| 6 // modification, are permitted provided that the following conditions are | |
| 7 // met: | |
| 8 // | |
| 9 // * Redistributions of source code must retain the above copyright | |
| 10 // notice, this list of conditions and the following disclaimer. | |
| 11 // * Redistributions in binary form must reproduce the above | |
| 12 // copyright notice, this list of conditions and the following disclaimer | |
| 13 // in the documentation and/or other materials provided with the | |
| 14 // distribution. | |
| 15 // * Neither the name of Google Inc. nor the names of its | |
| 16 // contributors may be used to endorse or promote products derived from | |
| 17 // this software without specific prior written permission. | |
| 18 // | |
| 19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 | |
| 31 package com.google.protobuf.test; | |
| 32 import com.google.protobuf.*; | |
| 33 | |
| 34 import protobuf_unittest.UnittestProto.TestAllTypes; | |
| 35 import protobuf_unittest.UnittestProto.TestRecursiveMessage; | |
| 36 | |
| 37 import junit.framework.TestCase; | |
| 38 | |
| 39 import java.io.ByteArrayInputStream; | |
| 40 import java.io.FilterInputStream; | |
| 41 import java.io.InputStream; | |
| 42 import java.io.IOException; | |
| 43 | |
| 44 /** | |
| 45 * Unit test for {@link CodedInputStream}. | |
| 46 * | |
| 47 * @author kenton@google.com Kenton Varda | |
| 48 */ | |
| 49 public class CodedInputStreamTest extends TestCase { | |
| 50 /** | |
| 51 * Helper to construct a byte array from a bunch of bytes. The inputs are | |
| 52 * actually ints so that I can use hex notation and not get stupid errors | |
| 53 * about precision. | |
| 54 */ | |
| 55 private byte[] bytes(int... bytesAsInts) { | |
| 56 byte[] bytes = new byte[bytesAsInts.length]; | |
| 57 for (int i = 0; i < bytesAsInts.length; i++) { | |
| 58 bytes[i] = (byte) bytesAsInts[i]; | |
| 59 } | |
| 60 return bytes; | |
| 61 } | |
| 62 | |
| 63 /** | |
| 64 * An InputStream which limits the number of bytes it reads at a time. | |
| 65 * We use this to make sure that CodedInputStream doesn't screw up when | |
| 66 * reading in small blocks. | |
| 67 */ | |
| 68 private static final class SmallBlockInputStream extends FilterInputStream { | |
| 69 private final int blockSize; | |
| 70 | |
| 71 public SmallBlockInputStream(byte[] data, int blockSize) { | |
| 72 this(new ByteArrayInputStream(data), blockSize); | |
| 73 } | |
| 74 | |
| 75 public SmallBlockInputStream(InputStream in, int blockSize) { | |
| 76 super(in); | |
| 77 this.blockSize = blockSize; | |
| 78 } | |
| 79 | |
| 80 public int read(byte[] b) throws IOException { | |
| 81 return super.read(b, 0, Math.min(b.length, blockSize)); | |
| 82 } | |
| 83 | |
| 84 public int read(byte[] b, int off, int len) throws IOException { | |
| 85 return super.read(b, off, Math.min(len, blockSize)); | |
| 86 } | |
| 87 } | |
| 88 | |
| 89 /** | |
| 90 * Parses the given bytes using readRawVarint32() and readRawVarint64() and | |
| 91 * checks that the result matches the given value. | |
| 92 */ | |
| 93 private void assertReadVarint(byte[] data, long value) throws Exception { | |
| 94 CodedInputStream input = CodedInputStream.newInstance(data); | |
| 95 assertEquals((int)value, input.readRawVarint32()); | |
| 96 | |
| 97 input = CodedInputStream.newInstance(data); | |
| 98 assertEquals(value, input.readRawVarint64()); | |
| 99 assertTrue(input.isAtEnd()); | |
| 100 | |
| 101 // Try different block sizes. | |
| 102 for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { | |
| 103 input = CodedInputStream.newInstance( | |
| 104 new SmallBlockInputStream(data, blockSize)); | |
| 105 assertEquals((int)value, input.readRawVarint32()); | |
| 106 | |
| 107 input = CodedInputStream.newInstance( | |
| 108 new SmallBlockInputStream(data, blockSize)); | |
| 109 assertEquals(value, input.readRawVarint64()); | |
| 110 assertTrue(input.isAtEnd()); | |
| 111 } | |
| 112 | |
| 113 // Try reading direct from an InputStream. We want to verify that it | |
| 114 // doesn't read past the end of the input, so we copy to a new, bigger | |
| 115 // array first. | |
| 116 byte[] longerData = new byte[data.length + 1]; | |
| 117 System.arraycopy(data, 0, longerData, 0, data.length); | |
| 118 InputStream rawInput = new ByteArrayInputStream(longerData); | |
| 119 } | |
| 120 | |
| 121 /** | |
| 122 * Parses the given bytes using readRawVarint32() and readRawVarint64() and | |
| 123 * expects them to fail with an InvalidProtocolBufferException whose | |
| 124 * description matches the given one. | |
| 125 */ | |
| 126 private void assertReadVarintFailure( | |
| 127 InvalidProtocolBufferException expected, byte[] data) | |
| 128 throws Exception { | |
| 129 CodedInputStream input = CodedInputStream.newInstance(data); | |
| 130 try { | |
| 131 input.readRawVarint32(); | |
| 132 fail("Should have thrown an exception."); | |
| 133 } catch (InvalidProtocolBufferException e) { | |
| 134 assertEquals(expected.getMessage(), e.getMessage()); | |
| 135 } | |
| 136 | |
| 137 input = CodedInputStream.newInstance(data); | |
| 138 try { | |
| 139 input.readRawVarint64(); | |
| 140 fail("Should have thrown an exception."); | |
| 141 } catch (InvalidProtocolBufferException e) { | |
| 142 assertEquals(expected.getMessage(), e.getMessage()); | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 /** Tests readRawVarint32() and readRawVarint64(). */ | |
| 147 public void testReadVarint() throws Exception { | |
| 148 assertReadVarint(bytes(0x00), 0); | |
| 149 assertReadVarint(bytes(0x01), 1); | |
| 150 assertReadVarint(bytes(0x7f), 127); | |
| 151 // 14882 | |
| 152 assertReadVarint(bytes(0xa2, 0x74), (0x22 << 0) | (0x74 << 7)); | |
| 153 // 2961488830 | |
| 154 assertReadVarint(bytes(0xbe, 0xf7, 0x92, 0x84, 0x0b), | |
| 155 (0x3e << 0) | (0x77 << 7) | (0x12 << 14) | (0x04 << 21) | | |
| 156 (0x0bL << 28)); | |
| 157 | |
| 158 // 64-bit | |
| 159 // 7256456126 | |
| 160 assertReadVarint(bytes(0xbe, 0xf7, 0x92, 0x84, 0x1b), | |
| 161 (0x3e << 0) | (0x77 << 7) | (0x12 << 14) | (0x04 << 21) | | |
| 162 (0x1bL << 28)); | |
| 163 // 41256202580718336 | |
| 164 assertReadVarint( | |
| 165 bytes(0x80, 0xe6, 0xeb, 0x9c, 0xc3, 0xc9, 0xa4, 0x49), | |
| 166 (0x00 << 0) | (0x66 << 7) | (0x6b << 14) | (0x1c << 21) | | |
| 167 (0x43L << 28) | (0x49L << 35) | (0x24L << 42) | (0x49L << 49)); | |
| 168 // 11964378330978735131 | |
| 169 assertReadVarint( | |
| 170 bytes(0x9b, 0xa8, 0xf9, 0xc2, 0xbb, 0xd6, 0x80, 0x85, 0xa6, 0x01), | |
| 171 (0x1b << 0) | (0x28 << 7) | (0x79 << 14) | (0x42 << 21) | | |
| 172 (0x3bL << 28) | (0x56L << 35) | (0x00L << 42) | | |
| 173 (0x05L << 49) | (0x26L << 56) | (0x01L << 63)); | |
| 174 } | |
| 175 | |
| 176 /** | |
| 177 * Parses the given bytes using readRawLittleEndian32() and checks | |
| 178 * that the result matches the given value. | |
| 179 */ | |
| 180 private void assertReadLittleEndian32(byte[] data, int value) | |
| 181 throws Exception { | |
| 182 CodedInputStream input = CodedInputStream.newInstance(data); | |
| 183 assertEquals(value, input.readRawLittleEndian32()); | |
| 184 assertTrue(input.isAtEnd()); | |
| 185 | |
| 186 // Try different block sizes. | |
| 187 for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { | |
| 188 input = CodedInputStream.newInstance( | |
| 189 new SmallBlockInputStream(data, blockSize)); | |
| 190 assertEquals(value, input.readRawLittleEndian32()); | |
| 191 assertTrue(input.isAtEnd()); | |
| 192 } | |
| 193 } | |
| 194 | |
| 195 /** | |
| 196 * Parses the given bytes using readRawLittleEndian64() and checks | |
| 197 * that the result matches the given value. | |
| 198 */ | |
| 199 private void assertReadLittleEndian64(byte[] data, long value) | |
| 200 throws Exception { | |
| 201 CodedInputStream input = CodedInputStream.newInstance(data); | |
| 202 assertEquals(value, input.readRawLittleEndian64()); | |
| 203 assertTrue(input.isAtEnd()); | |
| 204 | |
| 205 // Try different block sizes. | |
| 206 for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { | |
| 207 input = CodedInputStream.newInstance( | |
| 208 new SmallBlockInputStream(data, blockSize)); | |
| 209 assertEquals(value, input.readRawLittleEndian64()); | |
| 210 assertTrue(input.isAtEnd()); | |
| 211 } | |
| 212 } | |
| 213 | |
| 214 /** Tests readRawLittleEndian32() and readRawLittleEndian64(). */ | |
| 215 public void testReadLittleEndian() throws Exception { | |
| 216 assertReadLittleEndian32(bytes(0x78, 0x56, 0x34, 0x12), 0x12345678); | |
| 217 assertReadLittleEndian32(bytes(0xf0, 0xde, 0xbc, 0x9a), 0x9abcdef0); | |
| 218 | |
| 219 assertReadLittleEndian64( | |
| 220 bytes(0xf0, 0xde, 0xbc, 0x9a, 0x78, 0x56, 0x34, 0x12), | |
| 221 0x123456789abcdef0L); | |
| 222 assertReadLittleEndian64( | |
| 223 bytes(0x78, 0x56, 0x34, 0x12, 0xf0, 0xde, 0xbc, 0x9a), | |
| 224 0x9abcdef012345678L); | |
| 225 } | |
| 226 | |
| 227 /** Test decodeZigZag32() and decodeZigZag64(). */ | |
| 228 public void testDecodeZigZag() throws Exception { | |
| 229 assertEquals( 0, CodedInputStream.decodeZigZag32(0)); | |
| 230 assertEquals(-1, CodedInputStream.decodeZigZag32(1)); | |
| 231 assertEquals( 1, CodedInputStream.decodeZigZag32(2)); | |
| 232 assertEquals(-2, CodedInputStream.decodeZigZag32(3)); | |
| 233 assertEquals(0x3FFFFFFF, CodedInputStream.decodeZigZag32(0x7FFFFFFE)); | |
| 234 assertEquals(0xC0000000, CodedInputStream.decodeZigZag32(0x7FFFFFFF)); | |
| 235 assertEquals(0x7FFFFFFF, CodedInputStream.decodeZigZag32(0xFFFFFFFE)); | |
| 236 assertEquals(0x80000000, CodedInputStream.decodeZigZag32(0xFFFFFFFF)); | |
| 237 | |
| 238 assertEquals( 0, CodedInputStream.decodeZigZag64(0)); | |
| 239 assertEquals(-1, CodedInputStream.decodeZigZag64(1)); | |
| 240 assertEquals( 1, CodedInputStream.decodeZigZag64(2)); | |
| 241 assertEquals(-2, CodedInputStream.decodeZigZag64(3)); | |
| 242 assertEquals(0x000000003FFFFFFFL, | |
| 243 CodedInputStream.decodeZigZag64(0x000000007FFFFFFEL)); | |
| 244 assertEquals(0xFFFFFFFFC0000000L, | |
| 245 CodedInputStream.decodeZigZag64(0x000000007FFFFFFFL)); | |
| 246 assertEquals(0x000000007FFFFFFFL, | |
| 247 CodedInputStream.decodeZigZag64(0x00000000FFFFFFFEL)); | |
| 248 assertEquals(0xFFFFFFFF80000000L, | |
| 249 CodedInputStream.decodeZigZag64(0x00000000FFFFFFFFL)); | |
| 250 assertEquals(0x7FFFFFFFFFFFFFFFL, | |
| 251 CodedInputStream.decodeZigZag64(0xFFFFFFFFFFFFFFFEL)); | |
| 252 assertEquals(0x8000000000000000L, | |
| 253 CodedInputStream.decodeZigZag64(0xFFFFFFFFFFFFFFFFL)); | |
| 254 } | |
| 255 | |
| 256 /** Tests reading and parsing a whole message with every field type. */ | |
| 257 public void testReadWholeMessage() throws Exception { | |
| 258 TestAllTypes message = TestUtil.getAllSet(); | |
| 259 | |
| 260 byte[] rawBytes = message.toByteArray(); | |
| 261 assertEquals(rawBytes.length, message.getSerializedSize()); | |
| 262 | |
| 263 TestAllTypes message2 = TestAllTypes.parseFrom(rawBytes); | |
| 264 TestUtil.assertAllFieldsSet(message2); | |
| 265 | |
| 266 // Try different block sizes. | |
| 267 for (int blockSize = 1; blockSize < 256; blockSize *= 2) { | |
| 268 message2 = TestAllTypes.parseFrom( | |
| 269 new SmallBlockInputStream(rawBytes, blockSize)); | |
| 270 TestUtil.assertAllFieldsSet(message2); | |
| 271 } | |
| 272 } | |
| 273 | |
| 274 /** Tests skipField(). */ | |
| 275 public void testSkipWholeMessage() throws Exception { | |
| 276 TestAllTypes message = TestUtil.getAllSet(); | |
| 277 byte[] rawBytes = message.toByteArray(); | |
| 278 | |
| 279 // Create two parallel inputs. Parse one as unknown fields while using | |
| 280 // skipField() to skip each field on the other. Expect the same tags. | |
| 281 CodedInputStream input1 = CodedInputStream.newInstance(rawBytes); | |
| 282 CodedInputStream input2 = CodedInputStream.newInstance(rawBytes); | |
| 283 UnknownFieldSet.Builder unknownFields = UnknownFieldSet.newBuilder(); | |
| 284 | |
| 285 while (true) { | |
| 286 int tag = input1.readTag(); | |
| 287 assertEquals(tag, input2.readTag()); | |
| 288 if (tag == 0) { | |
| 289 break; | |
| 290 } | |
| 291 unknownFields.mergeFieldFrom(tag, input1); | |
| 292 input2.skipField(tag); | |
| 293 } | |
| 294 } | |
| 295 | |
| 296 /** | |
| 297 * Test that a bug in skipRawBytes() has been fixed: if the skip skips | |
| 298 * exactly up to a limit, this should not break things. | |
| 299 */ | |
| 300 public void testSkipRawBytesBug() throws Exception { | |
| 301 byte[] rawBytes = new byte[] { 1, 2 }; | |
| 302 CodedInputStream input = CodedInputStream.newInstance(rawBytes); | |
| 303 | |
| 304 int limit = input.pushLimit(1); | |
| 305 input.skipRawBytes(1); | |
| 306 input.popLimit(limit); | |
| 307 assertEquals(2, input.readRawByte()); | |
| 308 } | |
| 309 | |
| 310 /** | |
| 311 * Test that a bug in skipRawBytes() has been fixed: if the skip skips | |
| 312 * past the end of a buffer with a limit that has been set past the end of | |
| 313 * that buffer, this should not break things. | |
| 314 */ | |
| 315 public void testSkipRawBytesPastEndOfBufferWithLimit() throws Exception { | |
| 316 byte[] rawBytes = new byte[] { 1, 2, 3, 4, 5 }; | |
| 317 CodedInputStream input = CodedInputStream.newInstance( | |
| 318 new SmallBlockInputStream(rawBytes, 3)); | |
| 319 | |
| 320 int limit = input.pushLimit(4); | |
| 321 // In order to expose the bug we need to read at least one byte to prime the | |
| 322 // buffer inside the CodedInputStream. | |
| 323 assertEquals(1, input.readRawByte()); | |
| 324 // Skip to the end of the limit. | |
| 325 input.skipRawBytes(3); | |
| 326 assertTrue(input.isAtEnd()); | |
| 327 input.popLimit(limit); | |
| 328 assertEquals(5, input.readRawByte()); | |
| 329 } | |
| 330 | |
| 331 public void testReadHugeBlob() throws Exception { | |
| 332 // Allocate and initialize a 1MB blob. | |
| 333 byte[] blob = new byte[1 << 20]; | |
| 334 for (int i = 0; i < blob.length; i++) { | |
| 335 blob[i] = (byte)i; | |
| 336 } | |
| 337 | |
| 338 // Make a message containing it. | |
| 339 TestAllTypes.Builder builder = TestAllTypes.newBuilder(); | |
| 340 TestUtil.setAllFields(builder); | |
| 341 builder.setOptionalBytes(ByteString.copyFrom(blob)); | |
| 342 TestAllTypes message = builder.build(); | |
| 343 | |
| 344 // Serialize and parse it. Make sure to parse from an InputStream, not | |
| 345 // directly from a ByteString, so that CodedInputStream uses buffered | |
| 346 // reading. | |
| 347 TestAllTypes message2 = | |
| 348 TestAllTypes.parseFrom(message.toByteString().newInput()); | |
| 349 | |
| 350 assertEquals(message.getOptionalBytes(), message2.getOptionalBytes()); | |
| 351 | |
| 352 // Make sure all the other fields were parsed correctly. | |
| 353 TestAllTypes message3 = TestAllTypes.newBuilder(message2) | |
| 354 .setOptionalBytes(TestUtil.getAllSet().getOptionalBytes()) | |
| 355 .build(); | |
| 356 TestUtil.assertAllFieldsSet(message3); | |
| 357 } | |
| 358 | |
| 359 public int makeTag(int number, int tag) { | |
| 360 return (number << 3) + tag; | |
| 361 } | |
| 362 | |
| 363 public void testReadMaliciouslyLargeBlob() throws Exception { | |
| 364 ByteString.Output rawOutput = ByteString.newOutput(); | |
| 365 CodedOutputStream output = CodedOutputStream.newInstance(rawOutput); | |
| 366 | |
| 367 int tag = makeTag(1, WireFormat.WIRETYPE_LENGTH_DELIMITED); | |
| 368 output.writeRawVarint32(tag); | |
| 369 output.writeRawVarint32(0x7FFFFFFF); | |
| 370 output.writeRawBytes(new byte[32]); // Pad with a few random bytes. | |
| 371 output.flush(); | |
| 372 | |
| 373 CodedInputStream input = rawOutput.toByteString().newCodedInput(); | |
| 374 assertEquals(tag, input.readTag()); | |
| 375 | |
| 376 try { | |
| 377 input.readBytes(); | |
| 378 fail("Should have thrown an exception!"); | |
| 379 } catch (InvalidProtocolBufferException e) { | |
| 380 // success. | |
| 381 } | |
| 382 } | |
| 383 | |
| 384 private TestRecursiveMessage makeRecursiveMessage(int depth) { | |
| 385 if (depth == 0) { | |
| 386 return TestRecursiveMessage.newBuilder().setI(5).build(); | |
| 387 } else { | |
| 388 return TestRecursiveMessage.newBuilder() | |
| 389 .setA(makeRecursiveMessage(depth - 1)).build(); | |
| 390 } | |
| 391 } | |
| 392 | |
| 393 private void assertMessageDepth(TestRecursiveMessage message, int depth) { | |
| 394 if (depth == 0) { | |
| 395 assertFalse(message.hasA()); | |
| 396 assertEquals(5, message.getI()); | |
| 397 } else { | |
| 398 assertTrue(message.hasA()); | |
| 399 assertMessageDepth(message.getA(), depth - 1); | |
| 400 } | |
| 401 } | |
| 402 | |
| 403 public void testResetSizeCounter() throws Exception { | |
| 404 CodedInputStream input = CodedInputStream.newInstance( | |
| 405 new SmallBlockInputStream(new byte[256], 8)); | |
| 406 input.setSizeLimit(16); | |
| 407 input.readRawBytes(16); | |
| 408 assertEquals(16, input.getTotalBytesRead()); | |
| 409 | |
| 410 try { | |
| 411 input.readRawByte(); | |
| 412 fail("Should have thrown an exception!"); | |
| 413 } catch (InvalidProtocolBufferException e) { | |
| 414 // success. | |
| 415 } | |
| 416 | |
| 417 input.resetSizeCounter(); | |
| 418 assertEquals(0, input.getTotalBytesRead()); | |
| 419 input.readRawByte(); // No exception thrown. | |
| 420 input.resetSizeCounter(); | |
| 421 assertEquals(0, input.getTotalBytesRead()); | |
| 422 } | |
| 423 | |
| 424 /** | |
| 425 * Tests that if we read an string that contains invalid UTF-8, no exception | |
| 426 * is thrown. Instead, the invalid bytes are replaced with the Unicode | |
| 427 * "replacement character" U+FFFD. | |
| 428 */ | |
| 429 public void testReadInvalidUtf8() throws Exception { | |
| 430 ByteString.Output rawOutput = ByteString.newOutput(); | |
| 431 CodedOutputStream output = CodedOutputStream.newInstance(rawOutput); | |
| 432 | |
| 433 int tag = makeTag(1, WireFormat.WIRETYPE_LENGTH_DELIMITED); | |
| 434 output.writeRawVarint32(tag); | |
| 435 output.writeRawVarint32(1); | |
| 436 output.writeRawBytes(new byte[] { (byte)0x80 }); | |
| 437 output.flush(); | |
| 438 | |
| 439 CodedInputStream input = rawOutput.toByteString().newCodedInput(); | |
| 440 assertEquals(tag, input.readTag()); | |
| 441 String text = input.readString(); | |
| 442 assertEquals(0xfffd, text.charAt(0)); | |
| 443 } | |
| 444 | |
| 445 public void testReadFromSlice() throws Exception { | |
| 446 byte[] bytes = bytes(0, 1, 2, 3, 4, 5, 6, 7, 8, 9); | |
| 447 CodedInputStream in = CodedInputStream.newInstance(bytes, 3, 5); | |
| 448 assertEquals(0, in.getTotalBytesRead()); | |
| 449 for (int i = 3; i < 8; i++) { | |
| 450 assertEquals(i, in.readRawByte()); | |
| 451 assertEquals(i-2, in.getTotalBytesRead()); | |
| 452 } | |
| 453 // eof | |
| 454 assertEquals(0, in.readTag()); | |
| 455 assertEquals(5, in.getTotalBytesRead()); | |
| 456 } | |
| 457 | |
| 458 public void testInvalidTag() throws Exception { | |
| 459 // Any tag number which corresponds to field number zero is invalid and | |
| 460 // should throw InvalidProtocolBufferException. | |
| 461 for (int i = 0; i < 8; i++) { | |
| 462 try { | |
| 463 CodedInputStream.newInstance(bytes(i)).readTag(); | |
| 464 fail("Should have thrown an exception."); | |
| 465 } catch (InvalidProtocolBufferException e) { | |
| 466 } | |
| 467 } | |
| 468 } | |
| 469 } | |
| OLD | NEW |
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Chromium Code Reviews
Issue 2590803003:
Revert "third_party/protobuf: Update to HEAD (83d681ee2c)" (Closed)
