/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs
C# | 259 lines | 185 code | 33 blank | 41 comment | 6 complexity | f2457374b238f3f4faf4bea92b6c6787 MD5 | raw file
- #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.Linq;
- using Google.Protobuf.TestProtos;
- using NUnit.Framework;
- using UnitTest.Issues.TestProtos;
- namespace Google.Protobuf.Reflection
- {
- /// <summary>
- /// Tests for descriptors. (Not in its own namespace or broken up into individual classes as the
- /// size doesn't warrant it. On the other hand, this makes me feel a bit dirty...)
- /// </summary>
- public class DescriptorsTest
- {
- [Test]
- public void FileDescriptor()
- {
- FileDescriptor file = UnittestProto3Reflection.Descriptor;
- Assert.AreEqual("google/protobuf/unittest_proto3.proto", file.Name);
- Assert.AreEqual("protobuf_unittest", file.Package);
- Assert.AreEqual("UnittestProto", file.Proto.Options.JavaOuterClassname);
- Assert.AreEqual("google/protobuf/unittest_proto3.proto", file.Proto.Name);
- // unittest.proto doesn't have any public imports, but unittest_import.proto does.
- Assert.AreEqual(0, file.PublicDependencies.Count);
- Assert.AreEqual(1, UnittestImportProto3Reflection.Descriptor.PublicDependencies.Count);
- Assert.AreEqual(UnittestImportPublicProto3Reflection.Descriptor, UnittestImportProto3Reflection.Descriptor.PublicDependencies[0]);
- Assert.AreEqual(1, file.Dependencies.Count);
- Assert.AreEqual(UnittestImportProto3Reflection.Descriptor, file.Dependencies[0]);
- MessageDescriptor messageType = TestAllTypes.Descriptor;
- Assert.AreSame(typeof(TestAllTypes), messageType.ClrType);
- Assert.AreSame(TestAllTypes.Parser, messageType.Parser);
- Assert.AreEqual(messageType, file.MessageTypes[0]);
- Assert.AreEqual(messageType, file.FindTypeByName<MessageDescriptor>("TestAllTypes"));
- Assert.Null(file.FindTypeByName<MessageDescriptor>("NoSuchType"));
- Assert.Null(file.FindTypeByName<MessageDescriptor>("protobuf_unittest.TestAllTypes"));
- for (int i = 0; i < file.MessageTypes.Count; i++)
- {
- Assert.AreEqual(i, file.MessageTypes[i].Index);
- }
- Assert.AreEqual(file.EnumTypes[0], file.FindTypeByName<EnumDescriptor>("ForeignEnum"));
- Assert.Null(file.FindTypeByName<EnumDescriptor>("NoSuchType"));
- Assert.Null(file.FindTypeByName<EnumDescriptor>("protobuf_unittest.ForeignEnum"));
- Assert.AreEqual(1, UnittestImportProto3Reflection.Descriptor.EnumTypes.Count);
- Assert.AreEqual("ImportEnum", UnittestImportProto3Reflection.Descriptor.EnumTypes[0].Name);
- for (int i = 0; i < file.EnumTypes.Count; i++)
- {
- Assert.AreEqual(i, file.EnumTypes[i].Index);
- }
- Assert.AreEqual(10, file.SerializedData[0]);
- }
- [Test]
- public void MessageDescriptor()
- {
- MessageDescriptor messageType = TestAllTypes.Descriptor;
- MessageDescriptor nestedType = TestAllTypes.Types.NestedMessage.Descriptor;
- Assert.AreEqual("TestAllTypes", messageType.Name);
- Assert.AreEqual("protobuf_unittest.TestAllTypes", messageType.FullName);
- Assert.AreEqual(UnittestProto3Reflection.Descriptor, messageType.File);
- Assert.IsNull(messageType.ContainingType);
- Assert.IsNull(messageType.Proto.Options);
- Assert.AreEqual("TestAllTypes", messageType.Name);
- Assert.AreEqual("NestedMessage", nestedType.Name);
- Assert.AreEqual("protobuf_unittest.TestAllTypes.NestedMessage", nestedType.FullName);
- Assert.AreEqual(UnittestProto3Reflection.Descriptor, nestedType.File);
- Assert.AreEqual(messageType, nestedType.ContainingType);
- 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));
- var fieldsInDeclarationOrder = messageType.Fields.InDeclarationOrder();
- for (int i = 0; i < fieldsInDeclarationOrder.Count; i++)
- {
- Assert.AreEqual(i, fieldsInDeclarationOrder[i].Index);
- }
- Assert.AreEqual(nestedType, messageType.NestedTypes[0]);
- Assert.AreEqual(nestedType, messageType.FindDescriptor<MessageDescriptor>("NestedMessage"));
- Assert.Null(messageType.FindDescriptor<MessageDescriptor>("NoSuchType"));
- for (int i = 0; i < messageType.NestedTypes.Count; i++)
- {
- Assert.AreEqual(i, messageType.NestedTypes[i].Index);
- }
- Assert.AreEqual(messageType.EnumTypes[0], messageType.FindDescriptor<EnumDescriptor>("NestedEnum"));
- Assert.Null(messageType.FindDescriptor<EnumDescriptor>("NoSuchType"));
- for (int i = 0; i < messageType.EnumTypes.Count; i++)
- {
- Assert.AreEqual(i, messageType.EnumTypes[i].Index);
- }
- }
- [Test]
- public void FieldDescriptor()
- {
- MessageDescriptor messageType = TestAllTypes.Descriptor;
- FieldDescriptor primitiveField = messageType.FindDescriptor<FieldDescriptor>("single_int32");
- FieldDescriptor enumField = messageType.FindDescriptor<FieldDescriptor>("single_nested_enum");
- FieldDescriptor messageField = messageType.FindDescriptor<FieldDescriptor>("single_foreign_message");
- Assert.AreEqual("single_int32", primitiveField.Name);
- Assert.AreEqual("protobuf_unittest.TestAllTypes.single_int32",
- primitiveField.FullName);
- Assert.AreEqual(1, primitiveField.FieldNumber);
- Assert.AreEqual(messageType, primitiveField.ContainingType);
- Assert.AreEqual(UnittestProto3Reflection.Descriptor, primitiveField.File);
- Assert.AreEqual(FieldType.Int32, primitiveField.FieldType);
- Assert.IsNull(primitiveField.Proto.Options);
-
- Assert.AreEqual("single_nested_enum", enumField.Name);
- Assert.AreEqual(FieldType.Enum, enumField.FieldType);
- // Assert.AreEqual(TestAllTypes.Types.NestedEnum.DescriptorProtoFile, enumField.EnumType);
- Assert.AreEqual("single_foreign_message", messageField.Name);
- Assert.AreEqual(FieldType.Message, messageField.FieldType);
- Assert.AreEqual(ForeignMessage.Descriptor, messageField.MessageType);
- }
- [Test]
- public void FieldDescriptorLabel()
- {
- FieldDescriptor singleField =
- TestAllTypes.Descriptor.FindDescriptor<FieldDescriptor>("single_int32");
- FieldDescriptor repeatedField =
- TestAllTypes.Descriptor.FindDescriptor<FieldDescriptor>("repeated_int32");
- Assert.IsFalse(singleField.IsRepeated);
- Assert.IsTrue(repeatedField.IsRepeated);
- }
- [Test]
- public void EnumDescriptor()
- {
- // Note: this test is a bit different to the Java version because there's no static way of getting to the descriptor
- EnumDescriptor enumType = UnittestProto3Reflection.Descriptor.FindTypeByName<EnumDescriptor>("ForeignEnum");
- EnumDescriptor nestedType = TestAllTypes.Descriptor.FindDescriptor<EnumDescriptor>("NestedEnum");
- Assert.AreEqual("ForeignEnum", enumType.Name);
- Assert.AreEqual("protobuf_unittest.ForeignEnum", enumType.FullName);
- Assert.AreEqual(UnittestProto3Reflection.Descriptor, enumType.File);
- Assert.Null(enumType.ContainingType);
- Assert.Null(enumType.Proto.Options);
- Assert.AreEqual("NestedEnum", nestedType.Name);
- Assert.AreEqual("protobuf_unittest.TestAllTypes.NestedEnum",
- nestedType.FullName);
- Assert.AreEqual(UnittestProto3Reflection.Descriptor, nestedType.File);
- Assert.AreEqual(TestAllTypes.Descriptor, nestedType.ContainingType);
- EnumValueDescriptor value = enumType.FindValueByName("FOREIGN_FOO");
- Assert.AreEqual(value, enumType.Values[1]);
- Assert.AreEqual("FOREIGN_FOO", value.Name);
- Assert.AreEqual(4, value.Number);
- Assert.AreEqual((int) ForeignEnum.ForeignFoo, value.Number);
- Assert.AreEqual(value, enumType.FindValueByNumber(4));
- Assert.Null(enumType.FindValueByName("NO_SUCH_VALUE"));
- for (int i = 0; i < enumType.Values.Count; i++)
- {
- Assert.AreEqual(i, enumType.Values[i].Index);
- }
- }
- [Test]
- public void OneofDescriptor()
- {
- OneofDescriptor descriptor = TestAllTypes.Descriptor.FindDescriptor<OneofDescriptor>("oneof_field");
- Assert.AreEqual("oneof_field", descriptor.Name);
- Assert.AreEqual("protobuf_unittest.TestAllTypes.oneof_field", descriptor.FullName);
- var expectedFields = new[] {
- TestAllTypes.OneofBytesFieldNumber,
- TestAllTypes.OneofNestedMessageFieldNumber,
- TestAllTypes.OneofStringFieldNumber,
- TestAllTypes.OneofUint32FieldNumber }
- .Select(fieldNumber => TestAllTypes.Descriptor.FindFieldByNumber(fieldNumber))
- .ToList();
- foreach (var field in expectedFields)
- {
- Assert.AreSame(descriptor, field.ContainingOneof);
- }
- CollectionAssert.AreEquivalent(expectedFields, descriptor.Fields);
- }
- [Test]
- public void MapEntryMessageDescriptor()
- {
- var descriptor = MapWellKnownTypes.Descriptor.NestedTypes[0];
- Assert.IsNull(descriptor.Parser);
- Assert.IsNull(descriptor.ClrType);
- Assert.IsNull(descriptor.Fields[1].Accessor);
- }
- // From TestFieldOrdering:
- // string my_string = 11;
- // int64 my_int = 1;
- // float my_float = 101;
- // NestedMessage single_nested_message = 200;
- [Test]
- public void FieldListOrderings()
- {
- var fields = TestFieldOrderings.Descriptor.Fields;
- Assert.AreEqual(new[] { 11, 1, 101, 200 }, fields.InDeclarationOrder().Select(x => x.FieldNumber));
- Assert.AreEqual(new[] { 1, 11, 101, 200 }, fields.InFieldNumberOrder().Select(x => x.FieldNumber));
- }
- [Test]
- public void DescriptorProtoFileDescriptor()
- {
- var descriptor = Google.Protobuf.Reflection.FileDescriptor.DescriptorProtoFileDescriptor;
- Assert.AreEqual("google/protobuf/descriptor.proto", descriptor.Name);
- }
- }
- }