| // Protocol Buffers - Google's data interchange format |
| // Copyright 2008 Google Inc. All rights reserved. |
| // https://developers.google.com/protocol-buffers/ |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package com.google.protobuf; |
| |
| import com.google.protobuf.ArrayDecoders.Registers; |
| import java.io.IOException; |
| import junit.framework.TestCase; |
| |
| public class ArrayDecodersTest extends TestCase { |
| |
| private static final int TAG = WireFormat.makeTag(1, WireFormat.WIRETYPE_LENGTH_DELIMITED); |
| private static final ByteString NEGATIVE_SIZE_0 = generateNegativeLength(0); |
| private static final ByteString NEGATIVE_SIZE_1 = generateNegativeLength(1); |
| |
| private Registers registers; |
| |
| @Override |
| public void setUp() { |
| registers = new Registers(); |
| registers.int1 = TAG; |
| } |
| |
| public void testException_decodeString() { |
| try { |
| ArrayDecoders.decodeString(NEGATIVE_SIZE_0.toByteArray(), 0, registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeStringRequireUtf8() { |
| try { |
| ArrayDecoders.decodeStringRequireUtf8(NEGATIVE_SIZE_0.toByteArray(), 0, registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeBytes() { |
| try { |
| ArrayDecoders.decodeBytes(NEGATIVE_SIZE_0.toByteArray(), 0, registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeStringList_first() { |
| try { |
| ArrayDecoders.decodeStringList( |
| TAG, |
| NEGATIVE_SIZE_0.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_0.size(), |
| new ProtobufArrayList<Object>(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeStringList_second() { |
| try { |
| ArrayDecoders.decodeStringList( |
| TAG, |
| NEGATIVE_SIZE_1.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_1.size(), |
| new ProtobufArrayList<Object>(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeStringListRequireUtf8_first() { |
| try { |
| ArrayDecoders.decodeStringListRequireUtf8( |
| TAG, |
| NEGATIVE_SIZE_0.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_0.size(), |
| new ProtobufArrayList<Object>(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeStringListRequireUtf8_second() { |
| try { |
| ArrayDecoders.decodeStringListRequireUtf8( |
| TAG, |
| NEGATIVE_SIZE_1.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_1.size(), |
| new ProtobufArrayList<Object>(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeBytesList_first() { |
| try { |
| ArrayDecoders.decodeBytesList( |
| TAG, |
| NEGATIVE_SIZE_0.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_0.size(), |
| new ProtobufArrayList<Object>(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeBytesList_second() { |
| try { |
| ArrayDecoders.decodeBytesList( |
| TAG, |
| NEGATIVE_SIZE_1.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_1.size(), |
| new ProtobufArrayList<Object>(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeUnknownField() { |
| try { |
| ArrayDecoders.decodeUnknownField( |
| TAG, |
| NEGATIVE_SIZE_0.toByteArray(), |
| 0, |
| NEGATIVE_SIZE_0.size(), |
| UnknownFieldSetLite.newInstance(), |
| registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| public void testException_decodeHugeField() { |
| byte[] badBytes = |
| new byte[] { |
| (byte) 0x80, (byte) 0xFF, (byte) 0xFF, (byte) 0xEF, 0x73, 0x74, 0x69, 0x6E, 0x67 |
| }; |
| try { |
| ArrayDecoders.decodeUnknownField( |
| TAG, badBytes, 0, badBytes.length, UnknownFieldSetLite.newInstance(), registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| |
| try { |
| ArrayDecoders.decodeBytes(badBytes, 0, registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| |
| byte[] badBytesList = |
| new byte[] { |
| 0x01, |
| 0x77, |
| 0x0A, |
| (byte) 0x80, |
| (byte) 0xFF, |
| (byte) 0xFF, |
| (byte) 0xEF, |
| 0x73, |
| 0x74, |
| 0x69, |
| 0x6E, |
| 0x67 |
| }; |
| try { |
| ArrayDecoders.decodeBytesList( |
| TAG, badBytesList, 0, badBytes.length, new ProtobufArrayList<>(), registers); |
| fail(); |
| } catch (InvalidProtocolBufferException expected) { |
| } |
| } |
| |
| private static ByteString generateNegativeLength(int count) { |
| try { |
| ByteString.Output byteStringOutput = ByteString.newOutput(); |
| CodedOutputStream codedOutput = CodedOutputStream.newInstance(byteStringOutput); |
| |
| // Write out count - 1 valid 0 length fields; we only write out tags after the field since |
| // ArrayDecoders expects the first tag to already have been parsed. |
| for (int i = 0; i < count; i++) { |
| codedOutput.writeInt32NoTag(0); |
| codedOutput.writeInt32NoTag(TAG); |
| } |
| |
| // Write out a negative length |
| codedOutput.writeInt32NoTag(-1); |
| |
| codedOutput.flush(); |
| |
| return byteStringOutput.toByteString(); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |