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author | Jon Skeet <skeet@pobox.com> | 2015-07-23 06:50:23 +0100 |
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committer | Jon Skeet <skeet@pobox.com> | 2015-07-23 06:50:23 +0100 |
commit | bea87743e09b62f58e4cddead09e9170ee7d5d9a (patch) | |
tree | 67df2426209fb564b4a8504fafd1ceaf8481bfdb /csharp/src/Google.Protobuf.Test/Reflection | |
parent | 7b5c3967991b6534f439cb31b0d247501f4a0ef8 (diff) | |
parent | c1c6b2d0d579d863c2ff3709a0053039801f5430 (diff) | |
download | protobuf-bea87743e09b62f58e4cddead09e9170ee7d5d9a.tar.gz protobuf-bea87743e09b62f58e4cddead09e9170ee7d5d9a.tar.bz2 protobuf-bea87743e09b62f58e4cddead09e9170ee7d5d9a.zip |
Merge pull request #634 from jskeet/reflection2
Reflection part 2 - for discussion
Diffstat (limited to 'csharp/src/Google.Protobuf.Test/Reflection')
-rw-r--r-- | csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs | 24 | ||||
-rw-r--r-- | csharp/src/Google.Protobuf.Test/Reflection/FieldAccessTest.cs | 218 |
2 files changed, 238 insertions, 4 deletions
diff --git a/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs b/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs index 0aff0a6c..5b6dc0fb 100644 --- a/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs +++ b/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs @@ -33,6 +33,7 @@ using System.Linq; using Google.Protobuf.TestProtos; using NUnit.Framework; +using UnitTest.Issues.TestProtos; namespace Google.Protobuf.Reflection { @@ -102,15 +103,16 @@ namespace Google.Protobuf.Reflection Assert.AreEqual(UnittestProto3.Descriptor, nestedType.File); Assert.AreEqual(messageType, nestedType.ContainingType); - FieldDescriptor field = messageType.Fields[0]; + FieldDescriptor field = messageType.Fields.InDeclarationOrder()[0]; Assert.AreEqual("single_int32", field.Name); Assert.AreEqual(field, messageType.FindDescriptor<FieldDescriptor>("single_int32")); Assert.Null(messageType.FindDescriptor<FieldDescriptor>("no_such_field")); Assert.AreEqual(field, messageType.FindFieldByNumber(1)); Assert.Null(messageType.FindFieldByNumber(571283)); - for (int i = 0; i < messageType.Fields.Count; i++) + var fieldsInDeclarationOrder = messageType.Fields.InDeclarationOrder(); + for (int i = 0; i < fieldsInDeclarationOrder.Count; i++) { - Assert.AreEqual(i, messageType.Fields[i].Index); + Assert.AreEqual(i, fieldsInDeclarationOrder[i].Index); } Assert.AreEqual(nestedType, messageType.NestedTypes[0]); @@ -220,5 +222,19 @@ namespace Google.Protobuf.Reflection CollectionAssert.AreEquivalent(expectedFields, descriptor.Fields); } + + [Test] + public void ConstructionWithoutGeneratedCodeInfo() + { + var data = UnittestIssues.Descriptor.Proto.ToByteArray(); + var newDescriptor = Google.Protobuf.Reflection.FileDescriptor.InternalBuildGeneratedFileFrom(data, new Reflection.FileDescriptor[] { }, null); + + // We should still be able to get at a field... + var messageDescriptor = newDescriptor.FindTypeByName<MessageDescriptor>("ItemField"); + var fieldDescriptor = messageDescriptor.FindFieldByName("item"); + // But there shouldn't be an accessor (or a generated type for the message) + Assert.IsNull(fieldDescriptor.Accessor); + Assert.IsNull(messageDescriptor.GeneratedType); + } } -}
\ No newline at end of file +} diff --git a/csharp/src/Google.Protobuf.Test/Reflection/FieldAccessTest.cs b/csharp/src/Google.Protobuf.Test/Reflection/FieldAccessTest.cs new file mode 100644 index 00000000..6e1d804e --- /dev/null +++ b/csharp/src/Google.Protobuf.Test/Reflection/FieldAccessTest.cs @@ -0,0 +1,218 @@ +#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.FOREIGN_FOO); + 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.FOREIGN_FOO, + 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()); + } + } +} |