1 | #region Copyright notice and license
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2 | // Protocol Buffers - Google's data interchange format
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3 | // Copyright 2008 Google Inc. All rights reserved.
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4 | // http://github.com/jskeet/dotnet-protobufs/
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5 | // Original C++/Java/Python code:
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6 | // http://code.google.com/p/protobuf/
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7 | //
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8 | // Redistribution and use in source and binary forms, with or without
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9 | // modification, are permitted provided that the following conditions are
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10 | // met:
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11 | //
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12 | // * Redistributions of source code must retain the above copyright
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13 | // notice, this list of conditions and the following disclaimer.
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14 | // * Redistributions in binary form must reproduce the above
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15 | // copyright notice, this list of conditions and the following disclaimer
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16 | // in the documentation and/or other materials provided with the
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17 | // distribution.
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18 | // * Neither the name of Google Inc. nor the names of its
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19 | // contributors may be used to endorse or promote products derived from
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20 | // this software without specific prior written permission.
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21 | //
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22 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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23 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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24 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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25 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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26 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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27 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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28 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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30 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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31 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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32 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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33 | #endregion
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34 |
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35 | using System.Text;
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36 | using Google.ProtocolBuffers.Descriptors;
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37 | using Google.ProtocolBuffers.TestProtos;
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38 | using NUnit.Framework;
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39 |
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40 | namespace Google.ProtocolBuffers {
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41 | /// <summary>
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42 | /// Tests for descriptors. (Not in its own namespace or broken up into individual classes as the
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43 | /// size doesn't warrant it. On the other hand, this makes me feel a bit dirty...)
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44 | /// </summary>
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45 | [TestFixture]
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46 | public class DescriptorsTest {
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47 |
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48 | [Test]
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49 | public void FileDescriptor() {
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50 | FileDescriptor file = UnitTestProtoFile.Descriptor;
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51 |
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52 | Assert.AreEqual("google/protobuf/unittest.proto", file.Name);
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53 | Assert.AreEqual("protobuf_unittest", file.Package);
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54 |
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55 | Assert.AreEqual("UnittestProto", file.Options.JavaOuterClassname);
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56 | Assert.AreEqual("google/protobuf/unittest.proto", file.Proto.Name);
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57 |
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58 | // TODO(jonskeet): Either change to expect 2 dependencies, or don't emit them.
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59 | // Assert.AreEqual(2, file.Dependencies.Count);
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60 | Assert.AreEqual(UnitTestImportProtoFile.Descriptor, file.Dependencies[1]);
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61 |
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62 | MessageDescriptor messageType = TestAllTypes.Descriptor;
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63 | Assert.AreEqual(messageType, file.MessageTypes[0]);
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64 | Assert.AreEqual(messageType, file.FindTypeByName<MessageDescriptor>("TestAllTypes"));
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65 | Assert.IsNull(file.FindTypeByName<MessageDescriptor>("NoSuchType"));
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66 | Assert.IsNull(file.FindTypeByName<MessageDescriptor>("protobuf_unittest.TestAllTypes"));
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67 | for (int i = 0; i < file.MessageTypes.Count; i++) {
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68 | Assert.AreEqual(i, file.MessageTypes[i].Index);
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69 | }
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70 |
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71 | Assert.AreEqual(file.EnumTypes[0], file.FindTypeByName<EnumDescriptor>("ForeignEnum"));
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72 | Assert.IsNull(file.FindTypeByName<EnumDescriptor>("NoSuchType"));
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73 | Assert.IsNull(file.FindTypeByName<EnumDescriptor>("protobuf_unittest.ForeignEnum"));
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74 | Assert.AreEqual(1, UnitTestImportProtoFile.Descriptor.EnumTypes.Count);
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75 | Assert.AreEqual("ImportEnum", UnitTestImportProtoFile.Descriptor.EnumTypes[0].Name);
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76 | for (int i = 0; i < file.EnumTypes.Count; i++) {
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77 | Assert.AreEqual(i, file.EnumTypes[i].Index);
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78 | }
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79 |
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80 | ServiceDescriptor service = TestService.Descriptor;
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81 | Assert.AreEqual(service, file.Services[0]);
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82 | Assert.AreEqual(service, file.FindTypeByName<ServiceDescriptor>("TestService"));
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83 | Assert.IsNull(file.FindTypeByName<ServiceDescriptor>("NoSuchType"));
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84 | Assert.IsNull(file.FindTypeByName<ServiceDescriptor>("protobuf_unittest.TestService"));
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85 | Assert.AreEqual(0, UnitTestImportProtoFile.Descriptor.Services.Count);
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86 | for (int i = 0; i < file.Services.Count; i++) {
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87 | Assert.AreEqual(i, file.Services[i].Index);
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88 | }
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89 |
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90 | FieldDescriptor extension = UnitTestProtoFile.OptionalInt32Extension.Descriptor;
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91 | Assert.AreEqual(extension, file.Extensions[0]);
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92 | Assert.AreEqual(extension, file.FindTypeByName<FieldDescriptor>("optional_int32_extension"));
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93 | Assert.IsNull(file.FindTypeByName<FieldDescriptor>("no_such_ext"));
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94 | Assert.IsNull(file.FindTypeByName<FieldDescriptor>("protobuf_unittest.optional_int32_extension"));
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95 | Assert.AreEqual(0, UnitTestImportProtoFile.Descriptor.Extensions.Count);
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96 | for (int i = 0; i < file.Extensions.Count; i++) {
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97 | Assert.AreEqual(i, file.Extensions[i].Index);
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98 | }
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99 | }
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100 |
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101 | [Test]
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102 | public void MessageDescriptor() {
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103 | MessageDescriptor messageType = TestAllTypes.Descriptor;
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104 | MessageDescriptor nestedType = TestAllTypes.Types.NestedMessage.Descriptor;
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105 |
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106 | Assert.AreEqual("TestAllTypes", messageType.Name);
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107 | Assert.AreEqual("protobuf_unittest.TestAllTypes", messageType.FullName);
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108 | Assert.AreEqual(UnitTestProtoFile.Descriptor, messageType.File);
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109 | Assert.IsNull(messageType.ContainingType);
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110 | Assert.AreEqual(DescriptorProtos.MessageOptions.DefaultInstance, messageType.Options);
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111 | Assert.AreEqual("TestAllTypes", messageType.Proto.Name);
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112 |
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113 | Assert.AreEqual("NestedMessage", nestedType.Name);
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114 | Assert.AreEqual("protobuf_unittest.TestAllTypes.NestedMessage", nestedType.FullName);
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115 | Assert.AreEqual(UnitTestProtoFile.Descriptor, nestedType.File);
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116 | Assert.AreEqual(messageType, nestedType.ContainingType);
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117 |
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118 | FieldDescriptor field = messageType.Fields[0];
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119 | Assert.AreEqual("optional_int32", field.Name);
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120 | Assert.AreEqual(field, messageType.FindDescriptor<FieldDescriptor>("optional_int32"));
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121 | Assert.IsNull(messageType.FindDescriptor<FieldDescriptor>("no_such_field"));
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122 | Assert.AreEqual(field, messageType.FindFieldByNumber(1));
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123 | Assert.IsNull(messageType.FindFieldByNumber(571283));
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124 | for (int i = 0; i < messageType.Fields.Count; i++) {
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125 | Assert.AreEqual(i, messageType.Fields[i].Index);
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126 | }
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127 |
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128 | Assert.AreEqual(nestedType, messageType.NestedTypes[0]);
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129 | Assert.AreEqual(nestedType, messageType.FindDescriptor<MessageDescriptor>("NestedMessage"));
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130 | Assert.IsNull(messageType.FindDescriptor<MessageDescriptor>("NoSuchType"));
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131 | for (int i = 0; i < messageType.NestedTypes.Count; i++) {
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132 | Assert.AreEqual(i, messageType.NestedTypes[i].Index);
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133 | }
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134 |
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135 | Assert.AreEqual(messageType.EnumTypes[0], messageType.FindDescriptor<EnumDescriptor>("NestedEnum"));
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136 | Assert.IsNull(messageType.FindDescriptor<EnumDescriptor>("NoSuchType"));
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137 | for (int i = 0; i < messageType.EnumTypes.Count; i++) {
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138 | Assert.AreEqual(i, messageType.EnumTypes[i].Index);
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139 | }
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140 | }
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141 |
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142 | [Test]
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143 | public void FieldDescriptor() {
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144 | MessageDescriptor messageType = TestAllTypes.Descriptor;
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145 | FieldDescriptor primitiveField = messageType.FindDescriptor<FieldDescriptor>("optional_int32");
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146 | FieldDescriptor enumField = messageType.FindDescriptor<FieldDescriptor>("optional_nested_enum");
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147 | FieldDescriptor messageField = messageType.FindDescriptor<FieldDescriptor>("optional_foreign_message");
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148 | FieldDescriptor cordField = messageType.FindDescriptor<FieldDescriptor>("optional_cord");
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149 | FieldDescriptor extension = UnitTestProtoFile.OptionalInt32Extension.Descriptor;
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150 | FieldDescriptor nestedExtension = TestRequired.Single.Descriptor;
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151 |
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152 | Assert.AreEqual("optional_int32", primitiveField.Name);
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153 | Assert.AreEqual("protobuf_unittest.TestAllTypes.optional_int32",
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154 | primitiveField.FullName);
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155 | Assert.AreEqual(1, primitiveField.FieldNumber);
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156 | Assert.AreEqual(messageType, primitiveField.ContainingType);
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157 | Assert.AreEqual(UnitTestProtoFile.Descriptor, primitiveField.File);
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158 | Assert.AreEqual(FieldType.Int32, primitiveField.FieldType);
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159 | Assert.AreEqual(MappedType.Int32, primitiveField.MappedType);
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160 | Assert.AreEqual(DescriptorProtos.FieldOptions.DefaultInstance, primitiveField.Options);
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161 | Assert.IsFalse(primitiveField.IsExtension);
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162 | Assert.AreEqual("optional_int32", primitiveField.Proto.Name);
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163 |
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164 | Assert.AreEqual("optional_nested_enum", enumField.Name);
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165 | Assert.AreEqual(FieldType.Enum, enumField.FieldType);
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166 | Assert.AreEqual(MappedType.Enum, enumField.MappedType);
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167 | // Assert.AreEqual(TestAllTypes.Types.NestedEnum.Descriptor, enumField.EnumType);
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168 |
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169 | Assert.AreEqual("optional_foreign_message", messageField.Name);
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170 | Assert.AreEqual(FieldType.Message, messageField.FieldType);
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171 | Assert.AreEqual(MappedType.Message, messageField.MappedType);
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172 | Assert.AreEqual(ForeignMessage.Descriptor, messageField.MessageType);
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173 |
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174 | Assert.AreEqual("optional_cord", cordField.Name);
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175 | Assert.AreEqual(FieldType.String, cordField.FieldType);
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176 | Assert.AreEqual(MappedType.String, cordField.MappedType);
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177 | Assert.AreEqual(DescriptorProtos.FieldOptions.Types.CType.CORD, cordField.Options.Ctype);
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178 |
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179 | Assert.AreEqual("optional_int32_extension", extension.Name);
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180 | Assert.AreEqual("protobuf_unittest.optional_int32_extension", extension.FullName);
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181 | Assert.AreEqual(1, extension.FieldNumber);
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182 | Assert.AreEqual(TestAllExtensions.Descriptor, extension.ContainingType);
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183 | Assert.AreEqual(UnitTestProtoFile.Descriptor, extension.File);
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184 | Assert.AreEqual(FieldType.Int32, extension.FieldType);
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185 | Assert.AreEqual(MappedType.Int32, extension.MappedType);
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186 | Assert.AreEqual(DescriptorProtos.FieldOptions.DefaultInstance,
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187 | extension.Options);
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188 | Assert.IsTrue(extension.IsExtension);
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189 | Assert.AreEqual(null, extension.ExtensionScope);
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190 | Assert.AreEqual("optional_int32_extension", extension.Proto.Name);
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191 |
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192 | Assert.AreEqual("single", nestedExtension.Name);
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193 | Assert.AreEqual("protobuf_unittest.TestRequired.single",
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194 | nestedExtension.FullName);
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195 | Assert.AreEqual(TestRequired.Descriptor,
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196 | nestedExtension.ExtensionScope);
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197 | }
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198 |
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199 | [Test]
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200 | public void FieldDescriptorLabel() {
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201 | FieldDescriptor requiredField =
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202 | TestRequired.Descriptor.FindDescriptor<FieldDescriptor>("a");
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203 | FieldDescriptor optionalField =
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204 | TestAllTypes.Descriptor.FindDescriptor<FieldDescriptor>("optional_int32");
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205 | FieldDescriptor repeatedField =
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206 | TestAllTypes.Descriptor.FindDescriptor<FieldDescriptor>("repeated_int32");
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207 |
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208 | Assert.IsTrue(requiredField.IsRequired);
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209 | Assert.IsFalse(requiredField.IsRepeated);
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210 | Assert.IsFalse(optionalField.IsRequired);
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211 | Assert.IsFalse(optionalField.IsRepeated);
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212 | Assert.IsFalse(repeatedField.IsRequired);
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213 | Assert.IsTrue(repeatedField.IsRepeated);
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214 | }
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215 |
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216 | [Test]
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217 | public void FieldDescriptorDefault() {
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218 | MessageDescriptor d = TestAllTypes.Descriptor;
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219 | Assert.IsFalse(d.FindDescriptor<FieldDescriptor>("optional_int32").HasDefaultValue);
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220 | Assert.AreEqual(0, d.FindDescriptor<FieldDescriptor>("optional_int32").DefaultValue);
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221 | Assert.IsTrue(d.FindDescriptor<FieldDescriptor>("default_int32").HasDefaultValue);
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222 | Assert.AreEqual(41, d.FindDescriptor<FieldDescriptor>("default_int32").DefaultValue);
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223 |
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224 | d = TestExtremeDefaultValues.Descriptor;
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225 | Assert.AreEqual(ByteString.CopyFrom("\u0000\u0001\u0007\b\f\n\r\t\u000b\\\'\"\u00fe", Encoding.GetEncoding(28591)),
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226 | d.FindDescriptor<FieldDescriptor>("escaped_bytes").DefaultValue);
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227 | Assert.AreEqual(uint.MaxValue, d.FindDescriptor<FieldDescriptor>("large_uint32").DefaultValue);
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228 | Assert.AreEqual(ulong.MaxValue, d.FindDescriptor<FieldDescriptor>("large_uint64").DefaultValue);
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229 | }
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230 |
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231 | [Test]
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232 | public void EnumDescriptor() {
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233 | // Note: this test is a bit different to the Java version because there's no static way of getting to the descriptor
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234 | EnumDescriptor enumType = UnitTestProtoFile.Descriptor.FindTypeByName<EnumDescriptor>("ForeignEnum");
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235 | EnumDescriptor nestedType = TestAllTypes.Descriptor.FindDescriptor<EnumDescriptor>("NestedEnum");
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236 |
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237 | Assert.AreEqual("ForeignEnum", enumType.Name);
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238 | Assert.AreEqual("protobuf_unittest.ForeignEnum", enumType.FullName);
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239 | Assert.AreEqual(UnitTestProtoFile.Descriptor, enumType.File);
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240 | Assert.IsNull(enumType.ContainingType);
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241 | Assert.AreEqual(DescriptorProtos.EnumOptions.DefaultInstance,
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242 | enumType.Options);
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243 |
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244 | Assert.AreEqual("NestedEnum", nestedType.Name);
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245 | Assert.AreEqual("protobuf_unittest.TestAllTypes.NestedEnum",
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246 | nestedType.FullName);
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247 | Assert.AreEqual(UnitTestProtoFile.Descriptor, nestedType.File);
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248 | Assert.AreEqual(TestAllTypes.Descriptor, nestedType.ContainingType);
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249 |
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250 | EnumValueDescriptor value = enumType.FindValueByName("FOREIGN_FOO");
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251 | Assert.AreEqual(value, enumType.Values[0]);
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252 | Assert.AreEqual("FOREIGN_FOO", value.Name);
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253 | Assert.AreEqual(4, value.Number);
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254 | Assert.AreEqual((int) ForeignEnum.FOREIGN_FOO, value.Number);
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255 | Assert.AreEqual(value, enumType.FindValueByNumber(4));
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256 | Assert.IsNull(enumType.FindValueByName("NO_SUCH_VALUE"));
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257 | for (int i = 0; i < enumType.Values.Count; i++) {
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258 | Assert.AreEqual(i, enumType.Values[i].Index);
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259 | }
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260 | }
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261 |
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262 | [Test]
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263 | public void ServiceDescriptor() {
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264 | ServiceDescriptor service = TestService.Descriptor;
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265 |
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266 | Assert.AreEqual("TestService", service.Name);
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267 | Assert.AreEqual("protobuf_unittest.TestService", service.FullName);
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268 | Assert.AreEqual(UnitTestProtoFile.Descriptor, service.File);
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269 |
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270 | Assert.AreEqual(2, service.Methods.Count);
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271 |
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272 | MethodDescriptor fooMethod = service.Methods[0];
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273 | Assert.AreEqual("Foo", fooMethod.Name);
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274 | Assert.AreEqual(FooRequest.Descriptor, fooMethod.InputType);
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275 | Assert.AreEqual(FooResponse.Descriptor, fooMethod.OutputType);
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276 | Assert.AreEqual(fooMethod, service.FindMethodByName("Foo"));
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277 |
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278 | MethodDescriptor barMethod = service.Methods[1];
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279 | Assert.AreEqual("Bar", barMethod.Name);
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280 | Assert.AreEqual(BarRequest.Descriptor, barMethod.InputType);
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281 | Assert.AreEqual(BarResponse.Descriptor, barMethod.OutputType);
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282 | Assert.AreEqual(barMethod, service.FindMethodByName("Bar"));
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283 |
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284 | Assert.IsNull(service.FindMethodByName("NoSuchMethod"));
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285 |
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286 | for (int i = 0; i < service.Methods.Count; i++) {
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287 | Assert.AreEqual(i, service.Methods[i].Index);
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288 | }
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289 | }
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290 |
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291 | [Test]
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292 | public void CustomOptions() {
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293 | MessageDescriptor descriptor = TestMessageWithCustomOptions.Descriptor;
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294 | Assert.IsTrue(descriptor.Options.HasExtension(UnitTestCustomOptionsProtoFile.MessageOpt1));
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295 | Assert.AreEqual(-56, descriptor.Options.GetExtension(UnitTestCustomOptionsProtoFile.MessageOpt1));
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296 |
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297 |
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298 | FieldDescriptor field = descriptor.FindFieldByName("field1");
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299 | Assert.IsNotNull(field);
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300 |
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301 | Assert.IsTrue(field.Options.HasExtension(UnitTestCustomOptionsProtoFile.FieldOpt1));
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302 | Assert.AreEqual(8765432109L, field.Options.GetExtension(UnitTestCustomOptionsProtoFile.FieldOpt1));
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303 |
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304 | // TODO: Write out enum descriptors
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305 | /*
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306 | EnumDescriptor enumType = TestMessageWithCustomOptions.Types.
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307 | UnittestCustomOptions.TestMessageWithCustomOptions.AnEnum.getDescriptor();
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308 |
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309 | Assert.IsTrue(
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310 | enumType.getOptions().hasExtension(UnittestCustomOptions.enumOpt1));
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311 | Assert.AreEqual(Integer.valueOf(-789),
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312 | enumType.getOptions().getExtension(UnittestCustomOptions.enumOpt1));
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313 | */
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314 |
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315 | ServiceDescriptor service = TestServiceWithCustomOptions.Descriptor;
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316 |
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317 | Assert.IsTrue(service.Options.HasExtension(UnitTestCustomOptionsProtoFile.ServiceOpt1));
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318 | Assert.AreEqual(-9876543210L, service.Options.GetExtension(UnitTestCustomOptionsProtoFile.ServiceOpt1));
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319 |
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320 | MethodDescriptor method = service.FindMethodByName("Foo");
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321 | Assert.IsNotNull(method);
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322 |
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323 | Assert.IsTrue(method.Options.HasExtension(UnitTestCustomOptionsProtoFile.MethodOpt1));
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324 | Assert.AreEqual(MethodOpt1.METHODOPT1_VAL2, method.Options.GetExtension(UnitTestCustomOptionsProtoFile.MethodOpt1));
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325 | }
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326 | }
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327 | }
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