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Unified Diff: third_party/protobuf/java/src/test/java/com/google/protobuf/CodedInputStreamTest.java

Issue 556933002: Remove protobuf lite for java. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase before submit Created 6 years, 3 months ago
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Index: third_party/protobuf/java/src/test/java/com/google/protobuf/CodedInputStreamTest.java
diff --git a/third_party/protobuf/java/src/test/java/com/google/protobuf/CodedInputStreamTest.java b/third_party/protobuf/java/src/test/java/com/google/protobuf/CodedInputStreamTest.java
deleted file mode 100644
index 83f7f8da568816edf66361c3ef9e8b67e3552a43..0000000000000000000000000000000000000000
--- a/third_party/protobuf/java/src/test/java/com/google/protobuf/CodedInputStreamTest.java
+++ /dev/null
@@ -1,528 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc. All rights reserved.
-// http://code.google.com/p/protobuf/
-//
-// 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 protobuf_unittest.UnittestProto.TestAllTypes;
-import protobuf_unittest.UnittestProto.TestRecursiveMessage;
-
-import junit.framework.TestCase;
-
-import java.io.ByteArrayInputStream;
-import java.io.FilterInputStream;
-import java.io.InputStream;
-import java.io.IOException;
-
-/**
- * Unit test for {@link CodedInputStream}.
- *
- * @author kenton@google.com Kenton Varda
- */
-public class CodedInputStreamTest extends TestCase {
- /**
- * Helper to construct a byte array from a bunch of bytes. The inputs are
- * actually ints so that I can use hex notation and not get stupid errors
- * about precision.
- */
- private byte[] bytes(int... bytesAsInts) {
- byte[] bytes = new byte[bytesAsInts.length];
- for (int i = 0; i < bytesAsInts.length; i++) {
- bytes[i] = (byte) bytesAsInts[i];
- }
- return bytes;
- }
-
- /**
- * An InputStream which limits the number of bytes it reads at a time.
- * We use this to make sure that CodedInputStream doesn't screw up when
- * reading in small blocks.
- */
- private static final class SmallBlockInputStream extends FilterInputStream {
- private final int blockSize;
-
- public SmallBlockInputStream(byte[] data, int blockSize) {
- this(new ByteArrayInputStream(data), blockSize);
- }
-
- public SmallBlockInputStream(InputStream in, int blockSize) {
- super(in);
- this.blockSize = blockSize;
- }
-
- public int read(byte[] b) throws IOException {
- return super.read(b, 0, Math.min(b.length, blockSize));
- }
-
- public int read(byte[] b, int off, int len) throws IOException {
- return super.read(b, off, Math.min(len, blockSize));
- }
- }
-
- /**
- * Parses the given bytes using readRawVarint32() and readRawVarint64() and
- * checks that the result matches the given value.
- */
- private void assertReadVarint(byte[] data, long value) throws Exception {
- CodedInputStream input = CodedInputStream.newInstance(data);
- assertEquals((int)value, input.readRawVarint32());
-
- input = CodedInputStream.newInstance(data);
- assertEquals(value, input.readRawVarint64());
- assertTrue(input.isAtEnd());
-
- // Try different block sizes.
- for (int blockSize = 1; blockSize <= 16; blockSize *= 2) {
- input = CodedInputStream.newInstance(
- new SmallBlockInputStream(data, blockSize));
- assertEquals((int)value, input.readRawVarint32());
-
- input = CodedInputStream.newInstance(
- new SmallBlockInputStream(data, blockSize));
- assertEquals(value, input.readRawVarint64());
- assertTrue(input.isAtEnd());
- }
-
- // Try reading direct from an InputStream. We want to verify that it
- // doesn't read past the end of the input, so we copy to a new, bigger
- // array first.
- byte[] longerData = new byte[data.length + 1];
- System.arraycopy(data, 0, longerData, 0, data.length);
- InputStream rawInput = new ByteArrayInputStream(longerData);
- assertEquals((int)value, CodedInputStream.readRawVarint32(rawInput));
- assertEquals(1, rawInput.available());
- }
-
- /**
- * Parses the given bytes using readRawVarint32() and readRawVarint64() and
- * expects them to fail with an InvalidProtocolBufferException whose
- * description matches the given one.
- */
- private void assertReadVarintFailure(
- InvalidProtocolBufferException expected, byte[] data)
- throws Exception {
- CodedInputStream input = CodedInputStream.newInstance(data);
- try {
- input.readRawVarint32();
- fail("Should have thrown an exception.");
- } catch (InvalidProtocolBufferException e) {
- assertEquals(expected.getMessage(), e.getMessage());
- }
-
- input = CodedInputStream.newInstance(data);
- try {
- input.readRawVarint64();
- fail("Should have thrown an exception.");
- } catch (InvalidProtocolBufferException e) {
- assertEquals(expected.getMessage(), e.getMessage());
- }
-
- // Make sure we get the same error when reading direct from an InputStream.
- try {
- CodedInputStream.readRawVarint32(new ByteArrayInputStream(data));
- fail("Should have thrown an exception.");
- } catch (InvalidProtocolBufferException e) {
- assertEquals(expected.getMessage(), e.getMessage());
- }
- }
-
- /** Tests readRawVarint32() and readRawVarint64(). */
- public void testReadVarint() throws Exception {
- assertReadVarint(bytes(0x00), 0);
- assertReadVarint(bytes(0x01), 1);
- assertReadVarint(bytes(0x7f), 127);
- // 14882
- assertReadVarint(bytes(0xa2, 0x74), (0x22 << 0) | (0x74 << 7));
- // 2961488830
- assertReadVarint(bytes(0xbe, 0xf7, 0x92, 0x84, 0x0b),
- (0x3e << 0) | (0x77 << 7) | (0x12 << 14) | (0x04 << 21) |
- (0x0bL << 28));
-
- // 64-bit
- // 7256456126
- assertReadVarint(bytes(0xbe, 0xf7, 0x92, 0x84, 0x1b),
- (0x3e << 0) | (0x77 << 7) | (0x12 << 14) | (0x04 << 21) |
- (0x1bL << 28));
- // 41256202580718336
- assertReadVarint(
- bytes(0x80, 0xe6, 0xeb, 0x9c, 0xc3, 0xc9, 0xa4, 0x49),
- (0x00 << 0) | (0x66 << 7) | (0x6b << 14) | (0x1c << 21) |
- (0x43L << 28) | (0x49L << 35) | (0x24L << 42) | (0x49L << 49));
- // 11964378330978735131
- assertReadVarint(
- bytes(0x9b, 0xa8, 0xf9, 0xc2, 0xbb, 0xd6, 0x80, 0x85, 0xa6, 0x01),
- (0x1b << 0) | (0x28 << 7) | (0x79 << 14) | (0x42 << 21) |
- (0x3bL << 28) | (0x56L << 35) | (0x00L << 42) |
- (0x05L << 49) | (0x26L << 56) | (0x01L << 63));
-
- // Failures
- assertReadVarintFailure(
- InvalidProtocolBufferException.malformedVarint(),
- bytes(0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
- 0x00));
- assertReadVarintFailure(
- InvalidProtocolBufferException.truncatedMessage(),
- bytes(0x80));
- }
-
- /**
- * Parses the given bytes using readRawLittleEndian32() and checks
- * that the result matches the given value.
- */
- private void assertReadLittleEndian32(byte[] data, int value)
- throws Exception {
- CodedInputStream input = CodedInputStream.newInstance(data);
- assertEquals(value, input.readRawLittleEndian32());
- assertTrue(input.isAtEnd());
-
- // Try different block sizes.
- for (int blockSize = 1; blockSize <= 16; blockSize *= 2) {
- input = CodedInputStream.newInstance(
- new SmallBlockInputStream(data, blockSize));
- assertEquals(value, input.readRawLittleEndian32());
- assertTrue(input.isAtEnd());
- }
- }
-
- /**
- * Parses the given bytes using readRawLittleEndian64() and checks
- * that the result matches the given value.
- */
- private void assertReadLittleEndian64(byte[] data, long value)
- throws Exception {
- CodedInputStream input = CodedInputStream.newInstance(data);
- assertEquals(value, input.readRawLittleEndian64());
- assertTrue(input.isAtEnd());
-
- // Try different block sizes.
- for (int blockSize = 1; blockSize <= 16; blockSize *= 2) {
- input = CodedInputStream.newInstance(
- new SmallBlockInputStream(data, blockSize));
- assertEquals(value, input.readRawLittleEndian64());
- assertTrue(input.isAtEnd());
- }
- }
-
- /** Tests readRawLittleEndian32() and readRawLittleEndian64(). */
- public void testReadLittleEndian() throws Exception {
- assertReadLittleEndian32(bytes(0x78, 0x56, 0x34, 0x12), 0x12345678);
- assertReadLittleEndian32(bytes(0xf0, 0xde, 0xbc, 0x9a), 0x9abcdef0);
-
- assertReadLittleEndian64(
- bytes(0xf0, 0xde, 0xbc, 0x9a, 0x78, 0x56, 0x34, 0x12),
- 0x123456789abcdef0L);
- assertReadLittleEndian64(
- bytes(0x78, 0x56, 0x34, 0x12, 0xf0, 0xde, 0xbc, 0x9a),
- 0x9abcdef012345678L);
- }
-
- /** Test decodeZigZag32() and decodeZigZag64(). */
- public void testDecodeZigZag() throws Exception {
- assertEquals( 0, CodedInputStream.decodeZigZag32(0));
- assertEquals(-1, CodedInputStream.decodeZigZag32(1));
- assertEquals( 1, CodedInputStream.decodeZigZag32(2));
- assertEquals(-2, CodedInputStream.decodeZigZag32(3));
- assertEquals(0x3FFFFFFF, CodedInputStream.decodeZigZag32(0x7FFFFFFE));
- assertEquals(0xC0000000, CodedInputStream.decodeZigZag32(0x7FFFFFFF));
- assertEquals(0x7FFFFFFF, CodedInputStream.decodeZigZag32(0xFFFFFFFE));
- assertEquals(0x80000000, CodedInputStream.decodeZigZag32(0xFFFFFFFF));
-
- assertEquals( 0, CodedInputStream.decodeZigZag64(0));
- assertEquals(-1, CodedInputStream.decodeZigZag64(1));
- assertEquals( 1, CodedInputStream.decodeZigZag64(2));
- assertEquals(-2, CodedInputStream.decodeZigZag64(3));
- assertEquals(0x000000003FFFFFFFL,
- CodedInputStream.decodeZigZag64(0x000000007FFFFFFEL));
- assertEquals(0xFFFFFFFFC0000000L,
- CodedInputStream.decodeZigZag64(0x000000007FFFFFFFL));
- assertEquals(0x000000007FFFFFFFL,
- CodedInputStream.decodeZigZag64(0x00000000FFFFFFFEL));
- assertEquals(0xFFFFFFFF80000000L,
- CodedInputStream.decodeZigZag64(0x00000000FFFFFFFFL));
- assertEquals(0x7FFFFFFFFFFFFFFFL,
- CodedInputStream.decodeZigZag64(0xFFFFFFFFFFFFFFFEL));
- assertEquals(0x8000000000000000L,
- CodedInputStream.decodeZigZag64(0xFFFFFFFFFFFFFFFFL));
- }
-
- /** Tests reading and parsing a whole message with every field type. */
- public void testReadWholeMessage() throws Exception {
- TestAllTypes message = TestUtil.getAllSet();
-
- byte[] rawBytes = message.toByteArray();
- assertEquals(rawBytes.length, message.getSerializedSize());
-
- TestAllTypes message2 = TestAllTypes.parseFrom(rawBytes);
- TestUtil.assertAllFieldsSet(message2);
-
- // Try different block sizes.
- for (int blockSize = 1; blockSize < 256; blockSize *= 2) {
- message2 = TestAllTypes.parseFrom(
- new SmallBlockInputStream(rawBytes, blockSize));
- TestUtil.assertAllFieldsSet(message2);
- }
- }
-
- /** Tests skipField(). */
- public void testSkipWholeMessage() throws Exception {
- TestAllTypes message = TestUtil.getAllSet();
- byte[] rawBytes = message.toByteArray();
-
- // Create two parallel inputs. Parse one as unknown fields while using
- // skipField() to skip each field on the other. Expect the same tags.
- CodedInputStream input1 = CodedInputStream.newInstance(rawBytes);
- CodedInputStream input2 = CodedInputStream.newInstance(rawBytes);
- UnknownFieldSet.Builder unknownFields = UnknownFieldSet.newBuilder();
-
- while (true) {
- int tag = input1.readTag();
- assertEquals(tag, input2.readTag());
- if (tag == 0) {
- break;
- }
- unknownFields.mergeFieldFrom(tag, input1);
- input2.skipField(tag);
- }
- }
-
- /**
- * Test that a bug in skipRawBytes() has been fixed: if the skip skips
- * exactly up to a limit, this should not break things.
- */
- public void testSkipRawBytesBug() throws Exception {
- byte[] rawBytes = new byte[] { 1, 2 };
- CodedInputStream input = CodedInputStream.newInstance(rawBytes);
-
- int limit = input.pushLimit(1);
- input.skipRawBytes(1);
- input.popLimit(limit);
- assertEquals(2, input.readRawByte());
- }
-
- /**
- * Test that a bug in skipRawBytes() has been fixed: if the skip skips
- * past the end of a buffer with a limit that has been set past the end of
- * that buffer, this should not break things.
- */
- public void testSkipRawBytesPastEndOfBufferWithLimit() throws Exception {
- byte[] rawBytes = new byte[] { 1, 2, 3, 4, 5 };
- CodedInputStream input = CodedInputStream.newInstance(
- new SmallBlockInputStream(rawBytes, 3));
-
- int limit = input.pushLimit(4);
- // In order to expose the bug we need to read at least one byte to prime the
- // buffer inside the CodedInputStream.
- assertEquals(1, input.readRawByte());
- // Skip to the end of the limit.
- input.skipRawBytes(3);
- assertTrue(input.isAtEnd());
- input.popLimit(limit);
- assertEquals(5, input.readRawByte());
- }
-
- public void testReadHugeBlob() throws Exception {
- // Allocate and initialize a 1MB blob.
- byte[] blob = new byte[1 << 20];
- for (int i = 0; i < blob.length; i++) {
- blob[i] = (byte)i;
- }
-
- // Make a message containing it.
- TestAllTypes.Builder builder = TestAllTypes.newBuilder();
- TestUtil.setAllFields(builder);
- builder.setOptionalBytes(ByteString.copyFrom(blob));
- TestAllTypes message = builder.build();
-
- // Serialize and parse it. Make sure to parse from an InputStream, not
- // directly from a ByteString, so that CodedInputStream uses buffered
- // reading.
- TestAllTypes message2 =
- TestAllTypes.parseFrom(message.toByteString().newInput());
-
- assertEquals(message.getOptionalBytes(), message2.getOptionalBytes());
-
- // Make sure all the other fields were parsed correctly.
- TestAllTypes message3 = TestAllTypes.newBuilder(message2)
- .setOptionalBytes(TestUtil.getAllSet().getOptionalBytes())
- .build();
- TestUtil.assertAllFieldsSet(message3);
- }
-
- public void testReadMaliciouslyLargeBlob() throws Exception {
- ByteString.Output rawOutput = ByteString.newOutput();
- CodedOutputStream output = CodedOutputStream.newInstance(rawOutput);
-
- int tag = WireFormat.makeTag(1, WireFormat.WIRETYPE_LENGTH_DELIMITED);
- output.writeRawVarint32(tag);
- output.writeRawVarint32(0x7FFFFFFF);
- output.writeRawBytes(new byte[32]); // Pad with a few random bytes.
- output.flush();
-
- CodedInputStream input = rawOutput.toByteString().newCodedInput();
- assertEquals(tag, input.readTag());
-
- try {
- input.readBytes();
- fail("Should have thrown an exception!");
- } catch (InvalidProtocolBufferException e) {
- // success.
- }
- }
-
- private TestRecursiveMessage makeRecursiveMessage(int depth) {
- if (depth == 0) {
- return TestRecursiveMessage.newBuilder().setI(5).build();
- } else {
- return TestRecursiveMessage.newBuilder()
- .setA(makeRecursiveMessage(depth - 1)).build();
- }
- }
-
- private void assertMessageDepth(TestRecursiveMessage message, int depth) {
- if (depth == 0) {
- assertFalse(message.hasA());
- assertEquals(5, message.getI());
- } else {
- assertTrue(message.hasA());
- assertMessageDepth(message.getA(), depth - 1);
- }
- }
-
- public void testMaliciousRecursion() throws Exception {
- ByteString data64 = makeRecursiveMessage(64).toByteString();
- ByteString data65 = makeRecursiveMessage(65).toByteString();
-
- assertMessageDepth(TestRecursiveMessage.parseFrom(data64), 64);
-
- try {
- TestRecursiveMessage.parseFrom(data65);
- fail("Should have thrown an exception!");
- } catch (InvalidProtocolBufferException e) {
- // success.
- }
-
- CodedInputStream input = data64.newCodedInput();
- input.setRecursionLimit(8);
- try {
- TestRecursiveMessage.parseFrom(input);
- fail("Should have thrown an exception!");
- } catch (InvalidProtocolBufferException e) {
- // success.
- }
- }
-
- public void testSizeLimit() throws Exception {
- CodedInputStream input = CodedInputStream.newInstance(
- TestUtil.getAllSet().toByteString().newInput());
- input.setSizeLimit(16);
-
- try {
- TestAllTypes.parseFrom(input);
- fail("Should have thrown an exception!");
- } catch (InvalidProtocolBufferException e) {
- // success.
- }
- }
-
- public void testResetSizeCounter() throws Exception {
- CodedInputStream input = CodedInputStream.newInstance(
- new SmallBlockInputStream(new byte[256], 8));
- input.setSizeLimit(16);
- input.readRawBytes(16);
- assertEquals(16, input.getTotalBytesRead());
-
- try {
- input.readRawByte();
- fail("Should have thrown an exception!");
- } catch (InvalidProtocolBufferException e) {
- // success.
- }
-
- input.resetSizeCounter();
- assertEquals(0, input.getTotalBytesRead());
- input.readRawByte(); // No exception thrown.
- input.resetSizeCounter();
- assertEquals(0, input.getTotalBytesRead());
-
- try {
- input.readRawBytes(16); // Hits limit again.
- fail("Should have thrown an exception!");
- } catch (InvalidProtocolBufferException e) {
- // success.
- }
- }
-
- /**
- * Tests that if we read an string that contains invalid UTF-8, no exception
- * is thrown. Instead, the invalid bytes are replaced with the Unicode
- * "replacement character" U+FFFD.
- */
- public void testReadInvalidUtf8() throws Exception {
- ByteString.Output rawOutput = ByteString.newOutput();
- CodedOutputStream output = CodedOutputStream.newInstance(rawOutput);
-
- int tag = WireFormat.makeTag(1, WireFormat.WIRETYPE_LENGTH_DELIMITED);
- output.writeRawVarint32(tag);
- output.writeRawVarint32(1);
- output.writeRawBytes(new byte[] { (byte)0x80 });
- output.flush();
-
- CodedInputStream input = rawOutput.toByteString().newCodedInput();
- assertEquals(tag, input.readTag());
- String text = input.readString();
- assertEquals(0xfffd, text.charAt(0));
- }
-
- public void testReadFromSlice() throws Exception {
- byte[] bytes = bytes(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
- CodedInputStream in = CodedInputStream.newInstance(bytes, 3, 5);
- assertEquals(0, in.getTotalBytesRead());
- for (int i = 3; i < 8; i++) {
- assertEquals(i, in.readRawByte());
- assertEquals(i-2, in.getTotalBytesRead());
- }
- // eof
- assertEquals(0, in.readTag());
- assertEquals(5, in.getTotalBytesRead());
- }
-
- public void testInvalidTag() throws Exception {
- // Any tag number which corresponds to field number zero is invalid and
- // should throw InvalidProtocolBufferException.
- for (int i = 0; i < 8; i++) {
- try {
- CodedInputStream.newInstance(bytes(i)).readTag();
- fail("Should have thrown an exception.");
- } catch (InvalidProtocolBufferException e) {
- assertEquals(InvalidProtocolBufferException.invalidTag().getMessage(),
- e.getMessage());
- }
- }
- }
-}
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