Squashed 'third_party/protobuf/' content from commit e35e248
Change-Id: I6cbe123d09fe50fdcad0e51466665daeee7433c7
git-subtree-dir: third_party/protobuf
git-subtree-split: e35e24800fb8d694bdeea5fd63dc7d1b14d68723
diff --git a/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs b/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs
new file mode 100644
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+++ b/csharp/src/Google.Protobuf.Test/Reflection/DescriptorsTest.cs
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+#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.FOREIGN_FOO, 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);
+ }
+ }
+}