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#region Copyright notice and license
// Protocol Buffers - Google's data interchange format
// Copyright 2015 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 Google.Protobuf.TestProtos;
using NUnit.Framework;
using System;
using System.Collections;
using System.Collections.Generic;
namespace Google.Protobuf.Reflection
{
public class FieldAccessTest
{
[Test]
public void GetValue()
{
var message = SampleMessages.CreateFullTestAllTypes();
var fields = TestAllTypes.Descriptor.Fields;
Assert.AreEqual(message.SingleBool, fields[TestAllTypes.SingleBoolFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleBytes, fields[TestAllTypes.SingleBytesFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleDouble, fields[TestAllTypes.SingleDoubleFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleFixed32, fields[TestAllTypes.SingleFixed32FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleFixed64, fields[TestAllTypes.SingleFixed64FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleFloat, fields[TestAllTypes.SingleFloatFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleForeignEnum, fields[TestAllTypes.SingleForeignEnumFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleForeignMessage, fields[TestAllTypes.SingleForeignMessageFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleImportEnum, fields[TestAllTypes.SingleImportEnumFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleImportMessage, fields[TestAllTypes.SingleImportMessageFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleInt32, fields[TestAllTypes.SingleInt32FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleInt64, fields[TestAllTypes.SingleInt64FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleNestedEnum, fields[TestAllTypes.SingleNestedEnumFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleNestedMessage, fields[TestAllTypes.SingleNestedMessageFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SinglePublicImportMessage, fields[TestAllTypes.SinglePublicImportMessageFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleSint32, fields[TestAllTypes.SingleSint32FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleSint64, fields[TestAllTypes.SingleSint64FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleString, fields[TestAllTypes.SingleStringFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleSfixed32, fields[TestAllTypes.SingleSfixed32FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleSfixed64, fields[TestAllTypes.SingleSfixed64FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleUint32, fields[TestAllTypes.SingleUint32FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.SingleUint64, fields[TestAllTypes.SingleUint64FieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.OneofBytes, fields[TestAllTypes.OneofBytesFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.OneofString, fields[TestAllTypes.OneofStringFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.OneofNestedMessage, fields[TestAllTypes.OneofNestedMessageFieldNumber].Accessor.GetValue(message));
Assert.AreEqual(message.OneofUint32, fields[TestAllTypes.OneofUint32FieldNumber].Accessor.GetValue(message));
// Just one example for repeated fields - they're all just returning the list
var list = (IList) fields[TestAllTypes.RepeatedInt32FieldNumber].Accessor.GetValue(message);
Assert.AreEqual(message.RepeatedInt32, list);
Assert.AreEqual(message.RepeatedInt32[0], list[0]); // Just in case there was any doubt...
// Just a single map field, for the same reason
var mapMessage = new TestMap { MapStringString = { { "key1", "value1" }, { "key2", "value2" } } };
fields = TestMap.Descriptor.Fields;
var dictionary = (IDictionary) fields[TestMap.MapStringStringFieldNumber].Accessor.GetValue(mapMessage);
Assert.AreEqual(mapMessage.MapStringString, dictionary);
Assert.AreEqual("value1", dictionary["key1"]);
}
[Test]
public void Clear()
{
var message = SampleMessages.CreateFullTestAllTypes();
var fields = TestAllTypes.Descriptor.Fields;
fields[TestAllTypes.SingleBoolFieldNumber].Accessor.Clear(message);
fields[TestAllTypes.SingleInt32FieldNumber].Accessor.Clear(message);
fields[TestAllTypes.SingleStringFieldNumber].Accessor.Clear(message);
fields[TestAllTypes.SingleBytesFieldNumber].Accessor.Clear(message);
fields[TestAllTypes.SingleForeignEnumFieldNumber].Accessor.Clear(message);
fields[TestAllTypes.SingleForeignMessageFieldNumber].Accessor.Clear(message);
fields[TestAllTypes.RepeatedDoubleFieldNumber].Accessor.Clear(message);
var expected = new TestAllTypes(SampleMessages.CreateFullTestAllTypes())
{
SingleBool = false,
SingleInt32 = 0,
SingleString = "",
SingleBytes = ByteString.Empty,
SingleForeignEnum = 0,
SingleForeignMessage = null,
};
expected.RepeatedDouble.Clear();
Assert.AreEqual(expected, message);
// Separately, maps.
var mapMessage = new TestMap { MapStringString = { { "key1", "value1" }, { "key2", "value2" } } };
fields = TestMap.Descriptor.Fields;
fields[TestMap.MapStringStringFieldNumber].Accessor.Clear(mapMessage);
Assert.AreEqual(0, mapMessage.MapStringString.Count);
}
[Test]
public void SetValue_SingleFields()
{
// Just a sample (primitives, messages, enums, strings, byte strings)
var message = SampleMessages.CreateFullTestAllTypes();
var fields = TestAllTypes.Descriptor.Fields;
fields[TestAllTypes.SingleBoolFieldNumber].Accessor.SetValue(message, false);
fields[TestAllTypes.SingleInt32FieldNumber].Accessor.SetValue(message, 500);
fields[TestAllTypes.SingleStringFieldNumber].Accessor.SetValue(message, "It's a string");
fields[TestAllTypes.SingleBytesFieldNumber].Accessor.SetValue(message, ByteString.CopyFrom(99, 98, 97));
fields[TestAllTypes.SingleForeignEnumFieldNumber].Accessor.SetValue(message, ForeignEnum.ForeignFoo);
fields[TestAllTypes.SingleForeignMessageFieldNumber].Accessor.SetValue(message, new ForeignMessage { C = 12345 });
fields[TestAllTypes.SingleDoubleFieldNumber].Accessor.SetValue(message, 20150701.5);
var expected = new TestAllTypes(SampleMessages.CreateFullTestAllTypes())
{
SingleBool = false,
SingleInt32 = 500,
SingleString = "It's a string",
SingleBytes = ByteString.CopyFrom(99, 98, 97),
SingleForeignEnum = ForeignEnum.ForeignFoo,
SingleForeignMessage = new ForeignMessage { C = 12345 },
SingleDouble = 20150701.5
};
Assert.AreEqual(expected, message);
}
[Test]
public void SetValue_SingleFields_WrongType()
{
IMessage message = SampleMessages.CreateFullTestAllTypes();
var fields = message.Descriptor.Fields;
Assert.Throws<InvalidCastException>(() => fields[TestAllTypes.SingleBoolFieldNumber].Accessor.SetValue(message, "This isn't a bool"));
}
[Test]
public void SetValue_MapFields()
{
IMessage message = new TestMap();
var fields = message.Descriptor.Fields;
Assert.Throws<InvalidOperationException>(() => fields[TestMap.MapStringStringFieldNumber].Accessor.SetValue(message, new Dictionary<string, string>()));
}
[Test]
public void SetValue_RepeatedFields()
{
IMessage message = SampleMessages.CreateFullTestAllTypes();
var fields = message.Descriptor.Fields;
Assert.Throws<InvalidOperationException>(() => fields[TestAllTypes.RepeatedDoubleFieldNumber].Accessor.SetValue(message, new double[10]));
}
[Test]
public void GetValue_IncorrectType()
{
IMessage message = SampleMessages.CreateFullTestAllTypes();
var fields = message.Descriptor.Fields;
Assert.Throws<InvalidCastException>(() => fields[TestAllTypes.SingleBoolFieldNumber].Accessor.GetValue(new TestMap()));
}
[Test]
public void Oneof()
{
var message = new TestAllTypes();
var descriptor = TestAllTypes.Descriptor;
Assert.AreEqual(1, descriptor.Oneofs.Count);
var oneof = descriptor.Oneofs[0];
Assert.AreEqual("oneof_field", oneof.Name);
Assert.IsNull(oneof.Accessor.GetCaseFieldDescriptor(message));
message.OneofString = "foo";
Assert.AreSame(descriptor.Fields[TestAllTypes.OneofStringFieldNumber], oneof.Accessor.GetCaseFieldDescriptor(message));
message.OneofUint32 = 10;
Assert.AreSame(descriptor.Fields[TestAllTypes.OneofUint32FieldNumber], oneof.Accessor.GetCaseFieldDescriptor(message));
oneof.Accessor.Clear(message);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.None, message.OneofFieldCase);
}
[Test]
public void FieldDescriptor_ByName()
{
var descriptor = TestAllTypes.Descriptor;
Assert.AreSame(
descriptor.Fields[TestAllTypes.SingleBoolFieldNumber],
descriptor.Fields["single_bool"]);
}
[Test]
public void FieldDescriptor_NotFound()
{
var descriptor = TestAllTypes.Descriptor;
Assert.Throws<KeyNotFoundException>(() => descriptor.Fields[999999].ToString());
Assert.Throws<KeyNotFoundException>(() => descriptor.Fields["not found"].ToString());
}
}
}
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