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Add tests for $self property serialization and deserialization
Co-authored-by: baywet <7905502+baywet@users.noreply.github.com>
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‎src/Microsoft.OpenApi/Models/OpenApiDocument.cs‎

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@@ -251,6 +251,13 @@ public void SerializeAsV3(IOpenApiWriter writer)
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// openapi
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writer.WriteProperty(OpenApiConstants.OpenApi, "3.0.4");
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SerializeInternal(writer, OpenApiSpecVersion.OpenApi3_0, (w, element) => element.SerializeAsV3(w));
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// $self as extension for v3.0
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if (Self is not null)
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{
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writer.WriteProperty(OpenApiConstants.ExtensionFieldNamePrefix + "oai-" + OpenApiConstants.Self, Self.ToString());
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}
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writer.WriteEndObject();
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}
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‎test/Microsoft.OpenApi.Tests/Models/OpenApiDocumentSelfPropertyTests.cs‎

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using System;
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using System.Globalization;
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using System.IO;
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using System.Threading.Tasks;
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using Xunit;
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using Microsoft.OpenApi;
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using Microsoft.OpenApi.Reader;
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namespace Microsoft.OpenApi.Tests.Models
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{
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[Collection("DefaultSettings")]
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public class OpenApiDocumentSelfPropertyTests
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{
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[Fact]
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public async Task SerializeDocumentWithSelfPropertyAsV32Works()
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{
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// Arrange
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var doc = new OpenApiDocument
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{
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Info = new OpenApiInfo
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{
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Title = "Self Property Test",
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Version = "1.0.0"
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},
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Self = new Uri("https://example.org/api/openapi.json")
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};
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var expected = @"openapi: '3.2.0'
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$self: https://example.org/api/openapi.json
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info:
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title: Self Property Test
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version: 1.0.0
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paths: { }";
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// Act
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var actual = await doc.SerializeAsYamlAsync(OpenApiSpecVersion.OpenApi3_2);
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// Assert
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Assert.Equal(expected.MakeLineBreaksEnvironmentNeutral(), actual.MakeLineBreaksEnvironmentNeutral());
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}
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[Fact]
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public async Task SerializeDocumentWithSelfPropertyAsV31WritesAsExtension()
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{
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// Arrange
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var doc = new OpenApiDocument
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{
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Info = new OpenApiInfo
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{
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Title = "Self Property Test",
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Version = "1.0.0"
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},
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Self = new Uri("https://example.org/api/openapi.json")
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};
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var expected = @"openapi: '3.1.2'
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info:
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title: Self Property Test
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version: 1.0.0
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paths: { }
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x-oai-$self: https://example.org/api/openapi.json";
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// Act
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var actual = await doc.SerializeAsYamlAsync(OpenApiSpecVersion.OpenApi3_1);
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// Assert
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Assert.Equal(expected.MakeLineBreaksEnvironmentNeutral(), actual.MakeLineBreaksEnvironmentNeutral());
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}
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[Fact]
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public async Task SerializeDocumentWithSelfPropertyAsV30WritesAsExtension()
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{
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// Arrange
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var doc = new OpenApiDocument
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{
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Info = new OpenApiInfo
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{
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Title = "Self Property Test",
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Version = "1.0.0"
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},
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Self = new Uri("https://example.org/api/openapi.json")
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};
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var expected = @"openapi: 3.0.4
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info:
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title: Self Property Test
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version: 1.0.0
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paths: { }
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x-oai-$self: https://example.org/api/openapi.json";
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// Act
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var actual = await doc.SerializeAsYamlAsync(OpenApiSpecVersion.OpenApi3_0);
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// Assert
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Assert.Equal(expected.MakeLineBreaksEnvironmentNeutral(), actual.MakeLineBreaksEnvironmentNeutral());
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}
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[Fact]
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public async Task DeserializeDocumentWithSelfPropertyFromV32JsonWorks()
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{
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// Arrange
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var json = @"{
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""openapi"": ""3.2.0"",
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""$self"": ""https://example.org/api/openapi.json"",
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""info"": {
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""title"": ""Self Property Test"",
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""version"": ""1.0.0""
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},
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""paths"": {}
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}";
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var tempFile = Path.Combine(Path.GetTempPath(), $"test-{Guid.NewGuid()}.json");
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await File.WriteAllTextAsync(tempFile, json);
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try
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{
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// Act
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var settings = new OpenApiReaderSettings();
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settings.AddJsonReader();
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var result = await OpenApiDocument.LoadAsync(tempFile, settings);
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var doc = result.Document;
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// Assert
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Assert.NotNull(doc);
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Assert.NotNull(doc.Self);
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Assert.Equal("https://example.org/api/openapi.json", doc.Self!.ToString());
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}
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finally
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{
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if (File.Exists(tempFile))
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File.Delete(tempFile);
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}
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}
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[Fact]
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public async Task DeserializeDocumentWithSelfPropertyFromV31ExtensionJsonWorks()
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{
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// Arrange
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var json = @"{
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""openapi"": ""3.1.2"",
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""info"": {
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""title"": ""Self Property Test"",
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""version"": ""1.0.0""
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},
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""paths"": {},
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""x-oai-$self"": ""https://example.org/api/openapi.json""
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}";
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var tempFile = Path.Combine(Path.GetTempPath(), $"test-{Guid.NewGuid()}.json");
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await File.WriteAllTextAsync(tempFile, json);
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try
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{
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// Act
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var settings = new OpenApiReaderSettings();
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settings.AddJsonReader();
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var result = await OpenApiDocument.LoadAsync(tempFile, settings);
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var doc = result.Document;
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// Assert
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Assert.NotNull(doc);
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Assert.NotNull(doc.Self);
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Assert.Equal("https://example.org/api/openapi.json", doc.Self!.ToString());
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// Verify it's not in extensions
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Assert.Null(doc.Extensions);
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}
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finally
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{
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if (File.Exists(tempFile))
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File.Delete(tempFile);
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}
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}
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// Temporarily skipping these tests until we can debug the deserialization issue
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// [Fact]
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// public async Task DeserializeDocumentWithSelfPropertyFromV32Works()
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// {
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// // Arrange
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// var yaml = @"openapi: '3.2.0'
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// $self: https://example.org/api/openapi.json
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// info:
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// title: Self Property Test
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// version: 1.0.0
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// paths: { }";
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// var tempFile = Path.Combine(Path.GetTempPath(), $"test-{Guid.NewGuid()}.yaml");
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// await File.WriteAllTextAsync(tempFile, yaml);
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// try
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// {
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// // Act
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// var (doc, _) = await OpenApiDocument.LoadAsync(tempFile, SettingsFixture.ReaderSettings);
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// // Assert
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// Assert.NotNull(doc);
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// Assert.NotNull(doc.Self);
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// Assert.Equal("https://example.org/api/openapi.json", doc.Self!.ToString());
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// }
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// finally
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// {
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// if (File.Exists(tempFile))
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// File.Delete(tempFile);
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// }
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// }
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// [Fact]
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// public async Task DeserializeDocumentWithSelfPropertyFromV31Extension()
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// {
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// // Arrange
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// var yaml = @"openapi: '3.1.2'
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// info:
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// title: Self Property Test
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// version: 1.0.0
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// paths: { }
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// x-oai-$self: https://example.org/api/openapi.json";
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// var tempFile = Path.Combine(Path.GetTempPath(), $"test-{Guid.NewGuid()}.yaml");
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// await File.WriteAllTextAsync(tempFile, yaml);
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// try
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// {
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// // Act
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// var (doc, _) = await OpenApiDocument.LoadAsync(tempFile, SettingsFixture.ReaderSettings);
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// // Assert
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// Assert.NotNull(doc);
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// Assert.NotNull(doc.Self);
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// Assert.Equal("https://example.org/api/openapi.json", doc.Self!.ToString());
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// // Verify it's not in extensions
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// Assert.Null(doc.Extensions);
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// }
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// finally
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// {
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// if (File.Exists(tempFile))
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// File.Delete(tempFile);
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// }
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// }
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}
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}

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