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author | Bo Yang <paulyang1211@gmail.com> | 2018-01-23 15:46:06 -0800 |
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committer | Bo Yang <paulyang1211@gmail.com> | 2018-01-23 15:46:06 -0800 |
commit | 99002ae47a3f88f64ff44dbd80452360e0e5fbc4 (patch) | |
tree | c711557f45024c07f22148bd7f8dc31d61081271 /csharp/src/Google.Protobuf.Test/CodedOutputStreamTest.cs | |
parent | a721bf6d294915b412e4ba6b5d92a9b84c6bfef9 (diff) | |
download | protobuf-99002ae47a3f88f64ff44dbd80452360e0e5fbc4.tar.gz protobuf-99002ae47a3f88f64ff44dbd80452360e0e5fbc4.tar.bz2 protobuf-99002ae47a3f88f64ff44dbd80452360e0e5fbc4.zip |
Initialize python-wheel branch
Diffstat (limited to 'csharp/src/Google.Protobuf.Test/CodedOutputStreamTest.cs')
-rw-r--r-- | csharp/src/Google.Protobuf.Test/CodedOutputStreamTest.cs | 426 |
1 files changed, 0 insertions, 426 deletions
diff --git a/csharp/src/Google.Protobuf.Test/CodedOutputStreamTest.cs b/csharp/src/Google.Protobuf.Test/CodedOutputStreamTest.cs deleted file mode 100644 index 98cabd55..00000000 --- a/csharp/src/Google.Protobuf.Test/CodedOutputStreamTest.cs +++ /dev/null @@ -1,426 +0,0 @@ -#region Copyright notice and license
-// 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.
-#endregion
-
-using System;
-using System.IO;
-using Google.Protobuf.TestProtos;
-using NUnit.Framework;
-
-namespace Google.Protobuf
-{
- public class CodedOutputStreamTest
- {
- /// <summary>
- /// Writes the given value using WriteRawVarint32() and WriteRawVarint64() and
- /// checks that the result matches the given bytes
- /// </summary>
- private static void AssertWriteVarint(byte[] data, ulong value)
- {
- // Only do 32-bit write if the value fits in 32 bits.
- if ((value >> 32) == 0)
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output = new CodedOutputStream(rawOutput);
- output.WriteRawVarint32((uint) value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
- // Also try computing size.
- Assert.AreEqual(data.Length, CodedOutputStream.ComputeRawVarint32Size((uint) value));
- }
-
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output = new CodedOutputStream(rawOutput);
- output.WriteRawVarint64(value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
-
- // Also try computing size.
- Assert.AreEqual(data.Length, CodedOutputStream.ComputeRawVarint64Size(value));
- }
-
- // Try different buffer sizes.
- for (int bufferSize = 1; bufferSize <= 16; bufferSize *= 2)
- {
- // Only do 32-bit write if the value fits in 32 bits.
- if ((value >> 32) == 0)
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output =
- new CodedOutputStream(rawOutput, bufferSize);
- output.WriteRawVarint32((uint) value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
- }
-
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output = new CodedOutputStream(rawOutput, bufferSize);
- output.WriteRawVarint64(value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
- }
- }
- }
-
- /// <summary>
- /// Tests WriteRawVarint32() and WriteRawVarint64()
- /// </summary>
- [Test]
- public void WriteVarint()
- {
- AssertWriteVarint(new byte[] {0x00}, 0);
- AssertWriteVarint(new byte[] {0x01}, 1);
- AssertWriteVarint(new byte[] {0x7f}, 127);
- // 14882
- AssertWriteVarint(new byte[] {0xa2, 0x74}, (0x22 << 0) | (0x74 << 7));
- // 2961488830
- AssertWriteVarint(new byte[] {0xbe, 0xf7, 0x92, 0x84, 0x0b},
- (0x3e << 0) | (0x77 << 7) | (0x12 << 14) | (0x04 << 21) |
- (0x0bL << 28));
-
- // 64-bit
- // 7256456126
- AssertWriteVarint(new byte[] {0xbe, 0xf7, 0x92, 0x84, 0x1b},
- (0x3e << 0) | (0x77 << 7) | (0x12 << 14) | (0x04 << 21) |
- (0x1bL << 28));
- // 41256202580718336
- AssertWriteVarint(
- new byte[] {0x80, 0xe6, 0xeb, 0x9c, 0xc3, 0xc9, 0xa4, 0x49},
- (0x00 << 0) | (0x66 << 7) | (0x6b << 14) | (0x1c << 21) |
- (0x43UL << 28) | (0x49L << 35) | (0x24UL << 42) | (0x49UL << 49));
- // 11964378330978735131
- AssertWriteVarint(
- new byte[] {0x9b, 0xa8, 0xf9, 0xc2, 0xbb, 0xd6, 0x80, 0x85, 0xa6, 0x01},
- unchecked((ulong)
- ((0x1b << 0) | (0x28 << 7) | (0x79 << 14) | (0x42 << 21) |
- (0x3bL << 28) | (0x56L << 35) | (0x00L << 42) |
- (0x05L << 49) | (0x26L << 56) | (0x01L << 63))));
- }
-
- /// <summary>
- /// Parses the given bytes using WriteRawLittleEndian32() and checks
- /// that the result matches the given value.
- /// </summary>
- private static void AssertWriteLittleEndian32(byte[] data, uint value)
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output = new CodedOutputStream(rawOutput);
- output.WriteRawLittleEndian32(value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
-
- // Try different buffer sizes.
- for (int bufferSize = 1; bufferSize <= 16; bufferSize *= 2)
- {
- rawOutput = new MemoryStream();
- output = new CodedOutputStream(rawOutput, bufferSize);
- output.WriteRawLittleEndian32(value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
- }
- }
-
- /// <summary>
- /// Parses the given bytes using WriteRawLittleEndian64() and checks
- /// that the result matches the given value.
- /// </summary>
- private static void AssertWriteLittleEndian64(byte[] data, ulong value)
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output = new CodedOutputStream(rawOutput);
- output.WriteRawLittleEndian64(value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
-
- // Try different block sizes.
- for (int blockSize = 1; blockSize <= 16; blockSize *= 2)
- {
- rawOutput = new MemoryStream();
- output = new CodedOutputStream(rawOutput, blockSize);
- output.WriteRawLittleEndian64(value);
- output.Flush();
- Assert.AreEqual(data, rawOutput.ToArray());
- }
- }
-
- /// <summary>
- /// Tests writeRawLittleEndian32() and writeRawLittleEndian64().
- /// </summary>
- [Test]
- public void WriteLittleEndian()
- {
- AssertWriteLittleEndian32(new byte[] {0x78, 0x56, 0x34, 0x12}, 0x12345678);
- AssertWriteLittleEndian32(new byte[] {0xf0, 0xde, 0xbc, 0x9a}, 0x9abcdef0);
-
- AssertWriteLittleEndian64(
- new byte[] {0xf0, 0xde, 0xbc, 0x9a, 0x78, 0x56, 0x34, 0x12},
- 0x123456789abcdef0L);
- AssertWriteLittleEndian64(
- new byte[] {0x78, 0x56, 0x34, 0x12, 0xf0, 0xde, 0xbc, 0x9a},
- 0x9abcdef012345678UL);
- }
-
- [Test]
- public void WriteWholeMessage_VaryingBlockSizes()
- {
- TestAllTypes message = SampleMessages.CreateFullTestAllTypes();
-
- byte[] rawBytes = message.ToByteArray();
-
- // Try different block sizes.
- for (int blockSize = 1; blockSize < 256; blockSize *= 2)
- {
- MemoryStream rawOutput = new MemoryStream();
- CodedOutputStream output = new CodedOutputStream(rawOutput, blockSize);
- message.WriteTo(output);
- output.Flush();
- Assert.AreEqual(rawBytes, rawOutput.ToArray());
- }
- }
-
- [Test]
- public void EncodeZigZag32()
- {
- Assert.AreEqual(0u, CodedOutputStream.EncodeZigZag32(0));
- Assert.AreEqual(1u, CodedOutputStream.EncodeZigZag32(-1));
- Assert.AreEqual(2u, CodedOutputStream.EncodeZigZag32(1));
- Assert.AreEqual(3u, CodedOutputStream.EncodeZigZag32(-2));
- Assert.AreEqual(0x7FFFFFFEu, CodedOutputStream.EncodeZigZag32(0x3FFFFFFF));
- Assert.AreEqual(0x7FFFFFFFu, CodedOutputStream.EncodeZigZag32(unchecked((int) 0xC0000000)));
- Assert.AreEqual(0xFFFFFFFEu, CodedOutputStream.EncodeZigZag32(0x7FFFFFFF));
- Assert.AreEqual(0xFFFFFFFFu, CodedOutputStream.EncodeZigZag32(unchecked((int) 0x80000000)));
- }
-
- [Test]
- public void EncodeZigZag64()
- {
- Assert.AreEqual(0u, CodedOutputStream.EncodeZigZag64(0));
- Assert.AreEqual(1u, CodedOutputStream.EncodeZigZag64(-1));
- Assert.AreEqual(2u, CodedOutputStream.EncodeZigZag64(1));
- Assert.AreEqual(3u, CodedOutputStream.EncodeZigZag64(-2));
- Assert.AreEqual(0x000000007FFFFFFEuL,
- CodedOutputStream.EncodeZigZag64(unchecked((long) 0x000000003FFFFFFFUL)));
- Assert.AreEqual(0x000000007FFFFFFFuL,
- CodedOutputStream.EncodeZigZag64(unchecked((long) 0xFFFFFFFFC0000000UL)));
- Assert.AreEqual(0x00000000FFFFFFFEuL,
- CodedOutputStream.EncodeZigZag64(unchecked((long) 0x000000007FFFFFFFUL)));
- Assert.AreEqual(0x00000000FFFFFFFFuL,
- CodedOutputStream.EncodeZigZag64(unchecked((long) 0xFFFFFFFF80000000UL)));
- Assert.AreEqual(0xFFFFFFFFFFFFFFFEL,
- CodedOutputStream.EncodeZigZag64(unchecked((long) 0x7FFFFFFFFFFFFFFFUL)));
- Assert.AreEqual(0xFFFFFFFFFFFFFFFFL,
- CodedOutputStream.EncodeZigZag64(unchecked((long) 0x8000000000000000UL)));
- }
-
- [Test]
- public void RoundTripZigZag32()
- {
- // Some easier-to-verify round-trip tests. The inputs (other than 0, 1, -1)
- // were chosen semi-randomly via keyboard bashing.
- Assert.AreEqual(0, CodedInputStream.DecodeZigZag32(CodedOutputStream.EncodeZigZag32(0)));
- Assert.AreEqual(1, CodedInputStream.DecodeZigZag32(CodedOutputStream.EncodeZigZag32(1)));
- Assert.AreEqual(-1, CodedInputStream.DecodeZigZag32(CodedOutputStream.EncodeZigZag32(-1)));
- Assert.AreEqual(14927, CodedInputStream.DecodeZigZag32(CodedOutputStream.EncodeZigZag32(14927)));
- Assert.AreEqual(-3612, CodedInputStream.DecodeZigZag32(CodedOutputStream.EncodeZigZag32(-3612)));
- }
-
- [Test]
- public void RoundTripZigZag64()
- {
- Assert.AreEqual(0, CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(0)));
- Assert.AreEqual(1, CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(1)));
- Assert.AreEqual(-1, CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(-1)));
- Assert.AreEqual(14927, CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(14927)));
- Assert.AreEqual(-3612, CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(-3612)));
-
- Assert.AreEqual(856912304801416L,
- CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(856912304801416L)));
- Assert.AreEqual(-75123905439571256L,
- CodedInputStream.DecodeZigZag64(CodedOutputStream.EncodeZigZag64(-75123905439571256L)));
- }
-
- [Test]
- public void TestNegativeEnumNoTag()
- {
- Assert.AreEqual(10, CodedOutputStream.ComputeInt32Size(-2));
- Assert.AreEqual(10, CodedOutputStream.ComputeEnumSize((int) SampleEnum.NegativeValue));
-
- byte[] bytes = new byte[10];
- CodedOutputStream output = new CodedOutputStream(bytes);
- output.WriteEnum((int) SampleEnum.NegativeValue);
-
- Assert.AreEqual(0, output.SpaceLeft);
- Assert.AreEqual("FE-FF-FF-FF-FF-FF-FF-FF-FF-01", BitConverter.ToString(bytes));
- }
-
- [Test]
- public void TestCodedInputOutputPosition()
- {
- byte[] content = new byte[110];
- for (int i = 0; i < content.Length; i++)
- content[i] = (byte)i;
-
- byte[] child = new byte[120];
- {
- MemoryStream ms = new MemoryStream(child);
- CodedOutputStream cout = new CodedOutputStream(ms, 20);
- // Field 11: numeric value: 500
- cout.WriteTag(11, WireFormat.WireType.Varint);
- Assert.AreEqual(1, cout.Position);
- cout.WriteInt32(500);
- Assert.AreEqual(3, cout.Position);
- //Field 12: length delimited 120 bytes
- cout.WriteTag(12, WireFormat.WireType.LengthDelimited);
- Assert.AreEqual(4, cout.Position);
- cout.WriteBytes(ByteString.CopyFrom(content));
- Assert.AreEqual(115, cout.Position);
- // Field 13: fixed numeric value: 501
- cout.WriteTag(13, WireFormat.WireType.Fixed32);
- Assert.AreEqual(116, cout.Position);
- cout.WriteSFixed32(501);
- Assert.AreEqual(120, cout.Position);
- cout.Flush();
- }
-
- byte[] bytes = new byte[130];
- {
- CodedOutputStream cout = new CodedOutputStream(bytes);
- // Field 1: numeric value: 500
- cout.WriteTag(1, WireFormat.WireType.Varint);
- Assert.AreEqual(1, cout.Position);
- cout.WriteInt32(500);
- Assert.AreEqual(3, cout.Position);
- //Field 2: length delimited 120 bytes
- cout.WriteTag(2, WireFormat.WireType.LengthDelimited);
- Assert.AreEqual(4, cout.Position);
- cout.WriteBytes(ByteString.CopyFrom(child));
- Assert.AreEqual(125, cout.Position);
- // Field 3: fixed numeric value: 500
- cout.WriteTag(3, WireFormat.WireType.Fixed32);
- Assert.AreEqual(126, cout.Position);
- cout.WriteSFixed32(501);
- Assert.AreEqual(130, cout.Position);
- cout.Flush();
- }
- // Now test Input stream:
- {
- CodedInputStream cin = new CodedInputStream(new MemoryStream(bytes), new byte[50], 0, 0, false);
- Assert.AreEqual(0, cin.Position);
- // Field 1:
- uint tag = cin.ReadTag();
- Assert.AreEqual(1, tag >> 3);
- Assert.AreEqual(1, cin.Position);
- Assert.AreEqual(500, cin.ReadInt32());
- Assert.AreEqual(3, cin.Position);
- //Field 2:
- tag = cin.ReadTag();
- Assert.AreEqual(2, tag >> 3);
- Assert.AreEqual(4, cin.Position);
- int childlen = cin.ReadLength();
- Assert.AreEqual(120, childlen);
- Assert.AreEqual(5, cin.Position);
- int oldlimit = cin.PushLimit((int)childlen);
- Assert.AreEqual(5, cin.Position);
- // Now we are reading child message
- {
- // Field 11: numeric value: 500
- tag = cin.ReadTag();
- Assert.AreEqual(11, tag >> 3);
- Assert.AreEqual(6, cin.Position);
- Assert.AreEqual(500, cin.ReadInt32());
- Assert.AreEqual(8, cin.Position);
- //Field 12: length delimited 120 bytes
- tag = cin.ReadTag();
- Assert.AreEqual(12, tag >> 3);
- Assert.AreEqual(9, cin.Position);
- ByteString bstr = cin.ReadBytes();
- Assert.AreEqual(110, bstr.Length);
- Assert.AreEqual((byte) 109, bstr[109]);
- Assert.AreEqual(120, cin.Position);
- // Field 13: fixed numeric value: 501
- tag = cin.ReadTag();
- Assert.AreEqual(13, tag >> 3);
- // ROK - Previously broken here, this returned 126 failing to account for bufferSizeAfterLimit
- Assert.AreEqual(121, cin.Position);
- Assert.AreEqual(501, cin.ReadSFixed32());
- Assert.AreEqual(125, cin.Position);
- Assert.IsTrue(cin.IsAtEnd);
- }
- cin.PopLimit(oldlimit);
- Assert.AreEqual(125, cin.Position);
- // Field 3: fixed numeric value: 501
- tag = cin.ReadTag();
- Assert.AreEqual(3, tag >> 3);
- Assert.AreEqual(126, cin.Position);
- Assert.AreEqual(501, cin.ReadSFixed32());
- Assert.AreEqual(130, cin.Position);
- Assert.IsTrue(cin.IsAtEnd);
- }
- }
-
- [Test]
- public void Dispose_DisposesUnderlyingStream()
- {
- var memoryStream = new MemoryStream();
- Assert.IsTrue(memoryStream.CanWrite);
- using (var cos = new CodedOutputStream(memoryStream))
- {
- cos.WriteRawByte(0);
- Assert.AreEqual(0, memoryStream.Position); // Not flushed yet
- }
- Assert.AreEqual(1, memoryStream.ToArray().Length); // Flushed data from CodedOutputStream to MemoryStream
- Assert.IsFalse(memoryStream.CanWrite); // Disposed
- }
-
- [Test]
- public void Dispose_WithLeaveOpen()
- {
- var memoryStream = new MemoryStream();
- Assert.IsTrue(memoryStream.CanWrite);
- using (var cos = new CodedOutputStream(memoryStream, true))
- {
- cos.WriteRawByte(0);
- Assert.AreEqual(0, memoryStream.Position); // Not flushed yet
- }
- Assert.AreEqual(1, memoryStream.Position); // Flushed data from CodedOutputStream to MemoryStream
- Assert.IsTrue(memoryStream.CanWrite); // We left the stream open
- }
-
- [Test]
- public void Dispose_FromByteArray()
- {
- var stream = new CodedOutputStream(new byte[10]);
- stream.Dispose();
- }
- }
-}
\ No newline at end of file |