mongo-csharp-driver /tests/MongoDB.Driver.Tests/FieldDefinitionTests.cs

Language C# Lines 236
MD5 Hash 6b43da9b72cf43fb223cbc772994f157 Estimated Cost $4,152 (why?)
Repository git://github.com/mongodb/mongo-csharp-driver.git View Raw File View Project SPDX
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
/* Copyright 2010-2015 MongoDB Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Threading.Tasks;
using FluentAssertions;
using MongoDB.Bson;
using MongoDB.Bson.Serialization;
using MongoDB.Bson.Serialization.Attributes;
using MongoDB.Bson.Serialization.Serializers;
using Xunit;

namespace MongoDB.Driver.Tests
{
    public class FieldDefinitionTests
    {
        [Fact]
        public void Should_resolve_from_a_non_IBsonDocumentSerializer()
        {
            var subject = new StringFieldDefinition<string, string>("test");

            var renderedField = subject.Render(new StringSerializer(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("test");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_from_a_BsonDocumentSerializer()
        {
            var subject = new StringFieldDefinition<BsonDocument, BsonValue>("test");

            var renderedField = subject.Render(BsonDocumentSerializer.Instance, BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("test");
            renderedField.FieldSerializer.Should().BeOfType<BsonValueSerializer>();
        }

        [Fact]
        public void Should_resolve_from_a_BsonDocumentSerializer_with_dots()
        {
            var subject = new StringFieldDefinition<BsonDocument, BsonValue>("test.one.two.three");

            var renderedField = subject.Render(BsonDocumentSerializer.Instance, BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("test.one.two.three");
            renderedField.FieldSerializer.Should().BeOfType<BsonValueSerializer>();
        }

        [Fact]
        public void Should_resolve_top_level_field()
        {
            var subject = new StringFieldDefinition<Person, Name>("Name");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("name");
            renderedField.FieldSerializer.Should().BeOfType<BsonClassMapSerializer<Name>>();
        }

        [Fact]
        public void Should_resolve_a_nested_field()
        {
            var subject = new StringFieldDefinition<Person, string>("Name.First");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("name.fn");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_a_nested_field_that_does_not_exist()
        {
            var subject = new StringFieldDefinition<Person, string>("Name.NoExisty");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("name.NoExisty");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_array_name()
        {
            var subject = new StringFieldDefinition<Person, string>("Pets.Type");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("pets.type");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_array_name_with_multiple_dots()
        {
            var subject = new StringFieldDefinition<Person, string>("Pets.Name.First");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("pets.name.fn");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_array_name_with_single_digit_indexer()
        {
            var subject = new StringFieldDefinition<Person, string>("Pets.3.Type");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("pets.3.type");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_array_name_with_a_multi_digit_indexer()
        {
            var subject = new StringFieldDefinition<Person, string>("Pets.42.Type");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("pets.42.type");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_array_name_with_positional_operator()
        {
            var subject = new StringFieldDefinition<Person, string>("Pets.$.Type");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("pets.$.type");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_array_name_with_positional_operator_with_multiple_dots()
        {
            var subject = new StringFieldDefinition<Person, string>("Pets.$.Name.Last");

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("pets.$.name.ln");
            renderedField.FieldSerializer.Should().BeOfType<StringSerializer>();
        }

        [Fact]
        public void Should_resolve_an_enum_with_field_type()
        {
            var subject = new ExpressionFieldDefinition<Person, Gender>(x => x.Gender);

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("g");
            renderedField.FieldSerializer.Should().BeOfType<EnumSerializer<Gender>>();
        }

        [Fact]
        public void Should_resolve_an_enum_without_field_type()
        {
            Expression<Func<Person, object>> exp = x => x.Gender;
            var subject = new ExpressionFieldDefinition<Person>(exp);

            var renderedField = subject.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("g");
            renderedField.FieldSerializer.Should().BeOfType<EnumSerializer<Gender>>();
        }

        [Fact]
        public void Should_assign_a_non_typed_field_definition_from_a_typed_field_definition()
        {
            FieldDefinition<Person, Gender> subject = new ExpressionFieldDefinition<Person, Gender>(x => x.Gender);
            FieldDefinition<Person> subject2 = subject;

            var renderedField = subject2.Render(BsonSerializer.SerializerRegistry.GetSerializer<Person>(), BsonSerializer.SerializerRegistry);

            renderedField.FieldName.Should().Be("g");
            renderedField.FieldSerializer.Should().BeOfType<EnumSerializer<Gender>>();
        }

        private class Person
        {
            [BsonElement("name")]
            public Name Name { get; set; }

            [BsonElement("pets")]
            public IEnumerable<Pet> Pets { get; set; }

            [BsonElement("g")]
            public Gender Gender { get; set; }
        }

        private class Name
        {
            [BsonElement("fn")]
            public string First { get; set; }
            [BsonElement("ln")]
            public string Last { get; set; }
        }

        private class Pet
        {
            [BsonElement("type")]
            public string Type { get; set; }

            [BsonElement("name")]
            public Name Name { get; set; }
        }

        private enum Gender
        {
            Male,
            Female
        }
    }
}
Back to Top