Include WireMockOpenApiParser project (#916)

* Fix some nullability warnings for WireMockOpenApiParser

* .

* .

* .

* opt

* FromText

* ab

* .

* private const string AdminOpenApi = "/__admin/openapi";

* fix test

* rnd

* .

* urldetails

* 0

* ,

* .

* tests

* .

* CompressionUtilsTests

* ut

* .

src/WireMock.Net.OpenApiParser/Extensions/WireMockServerExtensions.cs

@@ -31,13 +31,13 @@ public static class WireMockServerExtensions
     /// </summary>
     /// <param name="server">The WireMockServer instance</param>
     /// <param name="path">Path containing OpenAPI file to parse and use the mappings.</param>
-    /// <param name="diagnostic">Returns diagnostic object containing errors detected during parsing</param>
     /// <param name="settings">Additional settings</param>
+    /// <param name="diagnostic">Returns diagnostic object containing errors detected during parsing</param>
     [PublicAPI]
     public static IWireMockServer WithMappingFromOpenApiFile(this IWireMockServer server, string path, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic)
     {
-        Guard.NotNull(server, nameof(server));
-        Guard.NotNullOrEmpty(path, nameof(path));
+        Guard.NotNull(server);
+        Guard.NotNullOrEmpty(path);
 
         var mappings = new WireMockOpenApiParser().FromFile(path, settings, out diagnostic);
 
@@ -80,9 +80,9 @@ public static class WireMockServerExtensions
     /// </summary>
     /// <param name="server">The WireMockServer instance</param>
     /// <param name="document">The OpenAPI document to use as mappings.</param>
-    /// <param name="settings">Additional settings [optional]</param>
+    /// <param name="settings">Additional settings [optional].</param>
     [PublicAPI]
-    public static IWireMockServer WithMappingFromOpenApiDocument(this IWireMockServer server, OpenApiDocument document, WireMockOpenApiParserSettings settings)
+    public static IWireMockServer WithMappingFromOpenApiDocument(this IWireMockServer server, OpenApiDocument document, WireMockOpenApiParserSettings? settings = null)
     {
         Guard.NotNull(server);
         Guard.NotNull(document);

src/WireMock.Net.OpenApiParser/IWireMockOpenApiParser.cs

@@ -5,53 +5,69 @@ using Microsoft.OpenApi.Readers;
 using WireMock.Admin.Mappings;
 using WireMock.Net.OpenApiParser.Settings;
 
-namespace WireMock.Net.OpenApiParser
+namespace WireMock.Net.OpenApiParser;
+
+/// <summary>
+/// Parse a OpenApi/Swagger/V2/V3 or Raml to WireMock MappingModels.
+/// </summary>
+public interface IWireMockOpenApiParser
 {
     /// <summary>
-    /// Parse a OpenApi/Swagger/V2/V3 or Raml to WireMock MappingModels.
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from a file-path.
     /// </summary>
-    public interface IWireMockOpenApiParser
-    {
-        /// <summary>
-        /// Generate <see cref="IEnumerable{MappingModel}"/> from a file-path.
-        /// </summary>
-        /// <param name="path">The path to read the OpenApi/Swagger/V2/V3 or Raml file.</param>
-        /// <param name="diagnostic">OpenApiDiagnostic output</param>
-        /// <returns>MappingModel</returns>
-        IEnumerable<MappingModel> FromFile(string path, out OpenApiDiagnostic diagnostic);
+    /// <param name="path">The path to read the OpenApi/Swagger/V2/V3 or Raml file.</param>
+    /// <param name="diagnostic">OpenApiDiagnostic output</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromFile(string path, out OpenApiDiagnostic diagnostic);
 
-        /// <summary>
-        /// Generate <see cref="IEnumerable{MappingModel}"/> from a file-path.
-        /// </summary>
-        /// <param name="path">The path to read the OpenApi/Swagger/V2/V3 or Raml file.</param>
-        /// <param name="settings">Additional settings</param>
-        /// <param name="diagnostic">OpenApiDiagnostic output</param>
-        /// <returns>MappingModel</returns>
-        IEnumerable<MappingModel> FromFile(string path, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic);
+    /// <summary>
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from a file-path.
+    /// </summary>
+    /// <param name="path">The path to read the OpenApi/Swagger/V2/V3 or Raml file.</param>
+    /// <param name="settings">Additional settings</param>
+    /// <param name="diagnostic">OpenApiDiagnostic output</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromFile(string path, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic);
 
-        /// <summary>
-        /// Generate <see cref="IEnumerable{MappingModel}"/> from an <seealso cref="OpenApiDocument"/>.
-        /// </summary>
-        /// <param name="document">The source OpenApiDocument</param>
-        /// <param name="settings">Additional settings [optional]</param>
-        /// <returns>MappingModel</returns>
-        IEnumerable<MappingModel> FromDocument(OpenApiDocument document, WireMockOpenApiParserSettings? settings = null);
+    /// <summary>
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from an <seealso cref="OpenApiDocument"/>.
+    /// </summary>
+    /// <param name="document">The source OpenApiDocument</param>
+    /// <param name="settings">Additional settings [optional]</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromDocument(OpenApiDocument document, WireMockOpenApiParserSettings? settings = null);
 
-        /// <summary>
-        /// Generate <see cref="IEnumerable{MappingModel}"/> from a <seealso cref="Stream"/>.
-        /// </summary>
-        /// <param name="stream">The source stream</param>
-        /// <param name="diagnostic">OpenApiDiagnostic output</param>
-        /// <returns>MappingModel</returns>
-        IEnumerable<MappingModel> FromStream(Stream stream, out OpenApiDiagnostic diagnostic);
+    /// <summary>
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from a <seealso cref="Stream"/>.
+    /// </summary>
+    /// <param name="stream">The source stream</param>
+    /// <param name="diagnostic">OpenApiDiagnostic output</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromStream(Stream stream, out OpenApiDiagnostic diagnostic);
 
-        /// <summary>
-        /// Generate <see cref="IEnumerable{MappingModel}"/> from a <seealso cref="Stream"/>.
-        /// </summary>
-        /// <param name="stream">The source stream</param>
-        /// <param name="settings">Additional settings</param>
-        /// <param name="diagnostic">OpenApiDiagnostic output</param>
-        /// <returns>MappingModel</returns>
-        IEnumerable<MappingModel> FromStream(Stream stream, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic);
-    }
+    /// <summary>
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from a <seealso cref="Stream"/>.
+    /// </summary>
+    /// <param name="stream">The source stream</param>
+    /// <param name="settings">Additional settings</param>
+    /// <param name="diagnostic">OpenApiDiagnostic output</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromStream(Stream stream, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic);
+
+    /// <summary>
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from a <seealso cref="string"/>.
+    /// </summary>
+    /// <param name="text">The source text</param>
+    /// <param name="diagnostic">OpenApiDiagnostic output</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromText(string text, out OpenApiDiagnostic diagnostic);
+
+    /// <summary>
+    /// Generate <see cref="IReadOnlyList{MappingModel}"/> from a <seealso cref="string"/>.
+    /// </summary>
+    /// <param name="text">The source text</param>
+    /// <param name="settings">Additional settings</param>
+    /// <param name="diagnostic">OpenApiDiagnostic output</param>
+    /// <returns>MappingModel</returns>
+    IReadOnlyList<MappingModel> FromText(string text, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic);
 }

src/WireMock.Net.OpenApiParser/Mappers/OpenApiPathsMapper.cs

@@ -31,19 +31,29 @@ internal class OpenApiPathsMapper
         _exampleValueGenerator = new ExampleValueGenerator(settings);
     }
 
-    public IEnumerable<MappingModel> ToMappingModels(OpenApiPaths paths, IList<OpenApiServer> servers)
+    public IReadOnlyList<MappingModel> ToMappingModels(OpenApiPaths? paths, IList<OpenApiServer> servers)
     {
-        return paths.Select(p => MapPath(p.Key, p.Value, servers)).SelectMany(x => x);
+        return paths?
+            .OrderBy(p => p.Key)
+            .Select(p => MapPath(p.Key, p.Value, servers))
+            .SelectMany(x => x)
+            .ToArray() ??
+               Array.Empty<MappingModel>();
     }
 
-    private IEnumerable<MappingModel> MapPaths(OpenApiPaths paths, IList<OpenApiServer> servers)
+    private IReadOnlyList<MappingModel> MapPaths(OpenApiPaths? paths, IList<OpenApiServer> servers)
     {
-        return paths.Select(p => MapPath(p.Key, p.Value, servers)).SelectMany(x => x);
+        return paths?
+            .OrderBy(p => p.Key)
+            .Select(p => MapPath(p.Key, p.Value, servers))
+            .SelectMany(x => x)
+            .ToArray() ??
+               Array.Empty<MappingModel>();
     }
 
-    private IEnumerable<MappingModel> MapPath(string path, OpenApiPathItem pathItem, IList<OpenApiServer> servers)
+    private IReadOnlyList<MappingModel> MapPath(string path, OpenApiPathItem pathItem, IList<OpenApiServer> servers)
     {
-        return pathItem.Operations.Select(o => MapOperationToMappingModel(path, o.Key.ToString().ToUpperInvariant(), o.Value, servers));
+        return pathItem.Operations.Select(o => MapOperationToMappingModel(path, o.Key.ToString().ToUpperInvariant(), o.Value, servers)).ToArray();
     }
 
     private MappingModel MapOperationToMappingModel(string path, string httpMethod, OpenApiOperation operation, IList<OpenApiServer> servers)
@@ -123,7 +133,7 @@ internal class OpenApiPathsMapper
         };
     }
 
-    private bool TryGetContent(IDictionary<string, OpenApiMediaType>? contents, [NotNullWhen(true)] out OpenApiMediaType? openApiMediaType, [NotNullWhen(true)] out string? contentType)
+    private static bool TryGetContent(IDictionary<string, OpenApiMediaType>? contents, [NotNullWhen(true)] out OpenApiMediaType? openApiMediaType, [NotNullWhen(true)] out string? contentType)
     {
         openApiMediaType = null;
         contentType = null;
@@ -305,19 +315,19 @@ internal class OpenApiPathsMapper
         return JObject.Parse(outputString.ToString());
     }
 
-    private IDictionary<string, object?>? MapHeaders(string responseContentType, IDictionary<string, OpenApiHeader> headers)
+    private IDictionary<string, object>? MapHeaders(string? responseContentType, IDictionary<string, OpenApiHeader>? headers)
     {
-        var mappedHeaders = headers.ToDictionary(
+        var mappedHeaders = headers?.ToDictionary(
             item => item.Key,
-            _ => GetExampleMatcherModel(null, _settings.HeaderPatternToUse).Pattern
+            _ => GetExampleMatcherModel(null, _settings.HeaderPatternToUse).Pattern!
         );
 
         if (!string.IsNullOrEmpty(responseContentType))
         {
-            mappedHeaders.TryAdd(HeaderContentType, responseContentType);
+            mappedHeaders.TryAdd(HeaderContentType, responseContentType!);
         }
 
-        return mappedHeaders.Keys.Any() ? mappedHeaders : null;
+        return mappedHeaders?.Keys.Any() == true ? mappedHeaders : null;
     }
 
     private IList<ParamModel>? MapQueryParameters(IEnumerable<OpenApiParameter> queryParameters)
@@ -360,9 +370,18 @@ internal class OpenApiPathsMapper
     {
         return type switch
         {
-            ExampleValueType.Value => new MatcherModel { Name = "ExactMatcher", Pattern = GetExampleValueAsStringForSchemaType(schema), IgnoreCase = _settings.IgnoreCaseExampleValues },
+            ExampleValueType.Value => new MatcherModel
+            {
+                Name = "ExactMatcher",
+                Pattern = GetExampleValueAsStringForSchemaType(schema),
+                IgnoreCase = _settings.IgnoreCaseExampleValues
+            },
 
-            _ => new MatcherModel { Name = "WildcardMatcher", Pattern = "*" }
+            _ => new MatcherModel
+            {
+                Name = "WildcardMatcher",
+                Pattern = "*"
+            }
         };
     }
 

src/WireMock.Net.OpenApiParser/Settings/WireMockOpenApiParserExampleValues.cs

@@ -36,5 +36,5 @@ public class WireMockOpenApiParserExampleValues : IWireMockOpenApiParserExampleV
     public virtual string String { get; set; } = "example-string";
 
     /// <inheritdoc />
-    public virtual OpenApiSchema? Schema { get; set; } = new OpenApiSchema();
+    public virtual OpenApiSchema? Schema { get; set; } = new();
 }

src/WireMock.Net.OpenApiParser/Utils/ExampleValueGenerator.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Linq;
 using Microsoft.OpenApi.Any;
 using Microsoft.OpenApi.Models;
 using Stef.Validation;
@@ -11,116 +10,108 @@ namespace WireMock.Net.OpenApiParser.Utils;
 
 internal class ExampleValueGenerator
 {
-    private readonly WireMockOpenApiParserSettings _settings;
+    private readonly IWireMockOpenApiParserExampleValues _exampleValues;
 
     public ExampleValueGenerator(WireMockOpenApiParserSettings settings)
     {
-        _settings = Guard.NotNull(settings);
+        Guard.NotNull(settings);
 
         // Check if user provided an own implementation
         if (settings.ExampleValues is null)
         {
-            if (_settings.DynamicExamples)
+            if (settings.DynamicExamples)
             {
-                _settings.ExampleValues = new WireMockOpenApiParserDynamicExampleValues();
+                _exampleValues = new WireMockOpenApiParserDynamicExampleValues();
             }
             else
             {
-                _settings.ExampleValues = new WireMockOpenApiParserExampleValues();
+                _exampleValues = new WireMockOpenApiParserExampleValues();
             }
         }
+        else
+        {
+            _exampleValues = settings.ExampleValues;
+        }
     }
 
     public object GetExampleValue(OpenApiSchema? schema)
     {
         var schemaExample = schema?.Example;
-        var schemaEnum = GetRandomEnumValue(schema?.Enum);
+        var schemaEnum = schema?.Enum?.FirstOrDefault();
 
-        _settings.ExampleValues.Schema = schema;
+        _exampleValues.Schema = schema;
 
         switch (schema?.GetSchemaType())
         {
             case SchemaType.Boolean:
                 var exampleBoolean = schemaExample as OpenApiBoolean;
-                return exampleBoolean is null ? _settings.ExampleValues.Boolean : exampleBoolean.Value;
+                return exampleBoolean?.Value ?? _exampleValues.Boolean;
 
             case SchemaType.Integer:
                 switch (schema?.GetSchemaFormat())
                 {
                     case SchemaFormat.Int64:
-                        var exampleLong = (OpenApiLong)schemaExample;
-                        var enumLong = (OpenApiLong)schemaEnum;
-                        var valueLongEnumOrExample = enumLong is null ? exampleLong?.Value : enumLong?.Value;
-                        return valueLongEnumOrExample ?? _settings.ExampleValues.Integer;
+                        var exampleLong = schemaExample as OpenApiLong;
+                        var enumLong = schemaEnum as OpenApiLong;
+                        var valueLongEnumOrExample = enumLong?.Value ?? exampleLong?.Value;
+                        return valueLongEnumOrExample ?? _exampleValues.Integer;
 
                     default:
-                        var exampleInteger = (OpenApiInteger)schemaExample;
-                        var enumInteger = (OpenApiInteger)schemaEnum;
-                        var valueIntegerEnumOrExample = enumInteger is null ? exampleInteger?.Value : enumInteger?.Value;
-                        return valueIntegerEnumOrExample ?? _settings.ExampleValues.Integer;
+                        var exampleInteger = schemaExample as OpenApiInteger;
+                        var enumInteger = schemaEnum as OpenApiInteger;
+                        var valueIntegerEnumOrExample = enumInteger?.Value ?? exampleInteger?.Value;
+                        return valueIntegerEnumOrExample ?? _exampleValues.Integer;
                 }
 
             case SchemaType.Number:
                 switch (schema?.GetSchemaFormat())
                 {
                     case SchemaFormat.Float:
-                        var exampleFloat = (OpenApiFloat)schemaExample;
-                        var enumFloat = (OpenApiFloat)schemaEnum;
-                        var valueFloatEnumOrExample = enumFloat is null ? exampleFloat?.Value : enumFloat?.Value;
-                        return valueFloatEnumOrExample ?? _settings.ExampleValues.Float;
+                        var exampleFloat = schemaExample as OpenApiFloat;
+                        var enumFloat = schemaEnum as OpenApiFloat;
+                        var valueFloatEnumOrExample = enumFloat?.Value ?? exampleFloat?.Value;
+                        return valueFloatEnumOrExample ?? _exampleValues.Float;
 
                     default:
-                        var exampleDouble = (OpenApiDouble)schemaExample;
-                        var enumDouble = (OpenApiDouble)schemaEnum;
-                        var valueDoubleEnumOrExample = enumDouble is null ? exampleDouble?.Value : enumDouble?.Value;
-                        return valueDoubleEnumOrExample ?? _settings.ExampleValues.Double;
+                        var exampleDouble = schemaExample as OpenApiDouble;
+                        var enumDouble = schemaEnum as OpenApiDouble;
+                        var valueDoubleEnumOrExample = enumDouble?.Value ?? exampleDouble?.Value;
+                        return valueDoubleEnumOrExample ?? _exampleValues.Double;
                 }
 
             default:
                 switch (schema?.GetSchemaFormat())
                 {
                     case SchemaFormat.Date:
-                        var exampleDate = (OpenApiDate)schemaExample;
-                        var enumDate = (OpenApiDate)schemaEnum;
-                        var valueDateEnumOrExample = enumDate is null ? exampleDate?.Value : enumDate?.Value;
-                        return DateTimeUtils.ToRfc3339Date(valueDateEnumOrExample ?? _settings.ExampleValues.Date());
+                        var exampleDate = schemaExample as OpenApiDate;
+                        var enumDate = schemaEnum as OpenApiDate;
+                        var valueDateEnumOrExample = enumDate?.Value ?? exampleDate?.Value;
+                        return DateTimeUtils.ToRfc3339Date(valueDateEnumOrExample ?? _exampleValues.Date());
 
                     case SchemaFormat.DateTime:
-                        var exampleDateTime = (OpenApiDateTime)schemaExample;
-                        var enumDateTime = (OpenApiDateTime)schemaEnum;
-                        var valueDateTimeEnumOrExample = enumDateTime is null ? exampleDateTime?.Value : enumDateTime?.Value;
-                        return DateTimeUtils.ToRfc3339DateTime(valueDateTimeEnumOrExample?.DateTime ?? _settings.ExampleValues.DateTime());
+                        var exampleDateTime = schemaExample as OpenApiDateTime;
+                        var enumDateTime = schemaEnum as OpenApiDateTime;
+                        var valueDateTimeEnumOrExample = enumDateTime?.Value ?? exampleDateTime?.Value;
+                        return DateTimeUtils.ToRfc3339DateTime(valueDateTimeEnumOrExample?.DateTime ?? _exampleValues.DateTime());
 
                     case SchemaFormat.Byte:
-                        var exampleByte = (OpenApiByte)schemaExample;
-                        var enumByte = (OpenApiByte)schemaEnum;
-                        var valueByteEnumOrExample = enumByte is null ? exampleByte?.Value : enumByte?.Value;
-                        return valueByteEnumOrExample ?? _settings.ExampleValues.Bytes;
+                        var exampleByte = schemaExample as OpenApiByte;
+                        var enumByte = schemaEnum as OpenApiByte;
+                        var valueByteEnumOrExample = enumByte?.Value ?? exampleByte?.Value;
+                        return valueByteEnumOrExample ?? _exampleValues.Bytes;
 
                     case SchemaFormat.Binary:
-                        var exampleBinary = (OpenApiBinary)schemaExample;
-                        var enumBinary = (OpenApiBinary)schemaEnum;
-                        var valueBinaryEnumOrExample = enumBinary is null ? exampleBinary?.Value : enumBinary?.Value;
-                        return valueBinaryEnumOrExample ?? _settings.ExampleValues.Object;
+                        var exampleBinary = schemaExample as OpenApiBinary;
+                        var enumBinary = schemaEnum as OpenApiBinary;
+                        var valueBinaryEnumOrExample = enumBinary?.Value ?? exampleBinary?.Value;
+                        return valueBinaryEnumOrExample ?? _exampleValues.Object;
 
                     default:
-                        var exampleString = (OpenApiString)schemaExample;
-                        var enumString = (OpenApiString)schemaEnum;
-                        var valueStringEnumOrExample = enumString is null ? exampleString?.Value : enumString?.Value;
-                        return valueStringEnumOrExample ?? _settings.ExampleValues.String;
+                        var exampleString = schemaExample as OpenApiString;
+                        var enumString = schemaEnum as OpenApiString;
+                        var valueStringEnumOrExample = enumString?.Value ?? exampleString?.Value;
+                        return valueStringEnumOrExample ?? _exampleValues.String;
                 }
         }
     }
-
-    private static IOpenApiAny? GetRandomEnumValue(IList<IOpenApiAny>? schemaEnum)
-    {
-        if (schemaEnum?.Count > 0)
-        {
-            int maxValue = schemaEnum.Count - 1;
-            int randomEnum = new Random().Next(0, maxValue);
-            return schemaEnum[randomEnum];
-        }
-
-        return null;
-    }
 }

src/WireMock.Net.OpenApiParser/WireMock.Net.OpenApiParser.csproj

@@ -4,7 +4,7 @@
         <Description>An OpenApi (swagger) parser to generate MappingModel or mapping.json file.</Description>
         <TargetFrameworks>net46;netstandard2.0;netstandard2.1</TargetFrameworks>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
-        <PackageTags>wiremock;openapi;OAS;converter;parser;openapiparser</PackageTags>
+        <PackageTags>wiremock;openapi;OAS;raml;converter;parser;openapiparser</PackageTags>
         <ProjectGuid>{D3804228-91F4-4502-9595-39584E5AADAD}</ProjectGuid>
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
         <CodeAnalysisRuleSet>../WireMock.Net/WireMock.Net.ruleset</CodeAnalysisRuleSet>

src/WireMock.Net.OpenApiParser/WireMockOpenApiParser.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Text;
 using JetBrains.Annotations;
 using Microsoft.OpenApi.Models;
 using Microsoft.OpenApi.Readers;
@@ -16,18 +17,18 @@ namespace WireMock.Net.OpenApiParser;
 /// </summary>
 public class WireMockOpenApiParser : IWireMockOpenApiParser
 {
-    private readonly OpenApiStreamReader _reader = new OpenApiStreamReader();
+    private readonly OpenApiStreamReader _reader = new();
 
-    /// <inheritdoc cref="IWireMockOpenApiParser.FromFile(string, out OpenApiDiagnostic)" />
+    /// <inheritdoc />
     [PublicAPI]
-    public IEnumerable<MappingModel> FromFile(string path, out OpenApiDiagnostic diagnostic)
+    public IReadOnlyList<MappingModel> FromFile(string path, out OpenApiDiagnostic diagnostic)
     {
         return FromFile(path, new WireMockOpenApiParserSettings(), out diagnostic);
     }
 
-    /// <inheritdoc cref="IWireMockOpenApiParser.FromFile(string, WireMockOpenApiParserSettings, out OpenApiDiagnostic)" />
+    /// <inheritdoc />
     [PublicAPI]
-    public IEnumerable<MappingModel> FromFile(string path, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic)
+    public IReadOnlyList<MappingModel> FromFile(string path, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic)
     {
         OpenApiDocument document;
         if (Path.GetExtension(path).EndsWith("raml", StringComparison.OrdinalIgnoreCase))
@@ -44,24 +45,38 @@ public class WireMockOpenApiParser : IWireMockOpenApiParser
         return FromDocument(document, settings);
     }
 
-    /// <inheritdoc cref="IWireMockOpenApiParser.FromStream(Stream, out OpenApiDiagnostic)" />
+    /// <inheritdoc />
     [PublicAPI]
-    public IEnumerable<MappingModel> FromStream(Stream stream, out OpenApiDiagnostic diagnostic)
+    public IReadOnlyList<MappingModel> FromDocument(OpenApiDocument openApiDocument, WireMockOpenApiParserSettings? settings = null)
+    {
+        return new OpenApiPathsMapper(settings ?? new WireMockOpenApiParserSettings()).ToMappingModels(openApiDocument.Paths, openApiDocument.Servers);
+    }
+
+    /// <inheritdoc  />
+    [PublicAPI]
+    public IReadOnlyList<MappingModel> FromStream(Stream stream, out OpenApiDiagnostic diagnostic)
     {
         return FromDocument(_reader.Read(stream, out diagnostic));
     }
 
-    /// <inheritdoc cref="IWireMockOpenApiParser.FromStream(Stream, WireMockOpenApiParserSettings, out OpenApiDiagnostic)" />
+    /// <inheritdoc />
     [PublicAPI]
-    public IEnumerable<MappingModel> FromStream(Stream stream, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic)
+    public IReadOnlyList<MappingModel> FromStream(Stream stream, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic)
     {
         return FromDocument(_reader.Read(stream, out diagnostic), settings);
     }
 
-    /// <inheritdoc cref="IWireMockOpenApiParser.FromDocument(OpenApiDocument, WireMockOpenApiParserSettings)" />
+    /// <inheritdoc  />
     [PublicAPI]
-    public IEnumerable<MappingModel> FromDocument(OpenApiDocument openApiDocument, WireMockOpenApiParserSettings? settings = null)
+    public IReadOnlyList<MappingModel> FromText(string text, out OpenApiDiagnostic diagnostic)
     {
-        return new OpenApiPathsMapper(settings).ToMappingModels(openApiDocument.Paths, openApiDocument.Servers);
+        return FromStream(new MemoryStream(Encoding.UTF8.GetBytes(text)), out diagnostic);
+    }
+
+    /// <inheritdoc />
+    [PublicAPI]
+    public IReadOnlyList<MappingModel> FromText(string text, WireMockOpenApiParserSettings settings, out OpenApiDiagnostic diagnostic)
+    {
+        return FromStream(new MemoryStream(Encoding.UTF8.GetBytes(text)), settings, out diagnostic);
     }
 }

src/WireMock.Net.RestClient/IWireMockAdminApi.cs

@@ -280,4 +280,20 @@ public interface IWireMockAdminApi
     /// <param name="cancellationToken">The optional cancellationToken.</param>
     [Head("files/{filename}")]
     Task FileExistsAsync([Path] string filename, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Convert an OpenApi / RAML document to mappings.
+    /// </summary>
+    /// <param name="text">The OpenApi or RAML document as text.</param>
+    /// <param name="cancellationToken">The optional cancellationToken.</param>
+    [Post("openapi/convert")]
+    Task<IReadOnlyList<MappingModel>> OpenApiConvertAsync([Body] string text, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Convert an OpenApi / RAML document to mappings and save these.
+    /// </summary>
+    /// <param name="text">The OpenApi or RAML document as text.</param>
+    /// <param name="cancellationToken">The optional cancellationToken.</param>
+    [Post("openapi/save")]
+    Task<StatusModel> OpenApiSaveAsync([Body] string text, CancellationToken cancellationToken = default);
 }

src/WireMock.Net/IMapping.cs

@@ -121,7 +121,7 @@ public interface IMapping
     /// <summary>
     /// Use Fire and Forget for the defined webhook(s). [Optional]
     /// </summary>
-    bool? UseWebhooksFireAndForget { get; set; }
+    bool? UseWebhooksFireAndForget { get; }
 
     /// <summary>
     /// Data Object which can be used when WithTransformer is used.
@@ -130,7 +130,7 @@ public interface IMapping
     /// lookup data "1"
     /// </example>
     /// </summary>
-    object? Data { get; set; }
+    object? Data { get; }
 
     /// <summary>
     /// ProvideResponseAsync

src/WireMock.Net/Mapping.cs

@@ -67,13 +67,13 @@ public class Mapping : IMapping
     public IWebhook[]? Webhooks { get; }
 
     /// <inheritdoc />
-    public bool? UseWebhooksFireAndForget { get; set; }
+    public bool? UseWebhooksFireAndForget { get; }
 
     /// <inheritdoc />
     public ITimeSettings? TimeSettings { get; }
 
     /// <inheritdoc />
-    public object? Data { get; set; }
+    public object? Data { get; }
 
     /// <summary>
     /// Initializes a new instance of the <see cref="Mapping"/> class.

src/WireMock.Net/Models/UrlDetails.cs

@@ -1,51 +1,47 @@
-using System;
+using System;
 using Stef.Validation;
 
-namespace WireMock.Models
+namespace WireMock.Models;
+
+/// <summary>
+/// UrlDetails
+/// </summary>
+public class UrlDetails
 {
     /// <summary>
-    /// UrlDetails
+    /// Gets the url (relative).
     /// </summary>
-    public class UrlDetails
+    public Uri Url { get; }
+
+    /// <summary>
+    /// Gets the AbsoluteUrl.
+    /// </summary>
+    public Uri AbsoluteUrl { get; }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="UrlDetails"/> class.
+    /// </summary>
+    /// <param name="url">The URL.</param>
+    public UrlDetails(string url) : this(new Uri(url))
     {
-        /// <summary>
-        /// Gets the url (relative).
-        /// </summary>
-        public Uri Url { get; }
+    }
 
-        /// <summary>
-        /// Gets the AbsoluteUrl.
-        /// </summary>
-        public Uri AbsoluteUrl { get; }
+    /// <summary>
+    /// Initializes a new instance of the <see cref="UrlDetails"/> class.
+    /// </summary>
+    /// <param name="url">The URL.</param>
+    public UrlDetails(Uri url) : this(url, url)
+    {
+    }
 
-        /// <summary>
-        /// Initializes a new instance of the <see cref="UrlDetails"/> class.
-        /// </summary>
-        /// <param name="url">The URL.</param>
-        public UrlDetails(string url) : this(new Uri(url))
-        {
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="UrlDetails"/> class.
-        /// </summary>
-        /// <param name="url">The URL.</param>
-        public UrlDetails(Uri url) : this(url, url)
-        {
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="UrlDetails"/> class.
-        /// </summary>
-        /// <param name="absoluteUrl">The absolute URL.</param>
-        /// <param name="url">The URL (relative).</param>
-        public UrlDetails(Uri absoluteUrl, Uri url)
-        {
-            Guard.NotNull(absoluteUrl, nameof(absoluteUrl));
-            Guard.NotNull(url, nameof(url));
-
-            AbsoluteUrl = absoluteUrl;
-            Url = url;
-        }
+    /// <summary>
+    /// Initializes a new instance of the <see cref="UrlDetails"/> class.
+    /// </summary>
+    /// <param name="absoluteUrl">The absolute URL.</param>
+    /// <param name="url">The URL (relative).</param>
+    public UrlDetails(Uri absoluteUrl, Uri url)
+    {
+        AbsoluteUrl = Guard.NotNull(absoluteUrl);
+        Url = Guard.NotNull(url);
     }
 }

src/WireMock.Net/ResponseBuilders/IProxyResponseBuilder.cs

@@ -27,7 +27,7 @@ public interface IProxyResponseBuilder : IStatusCodeResponseBuilder
     /// WithProxy using <see cref="X509Certificate2"/>.
     /// </summary>
     /// <param name="proxyUrl">The proxy url.</param>
-    /// <param name="certificate"">The X509Certificate2.</param>
+    /// <param name="certificate">The X509Certificate2.</param>
     /// <returns>A <see cref="IResponseBuilder"/>.</returns>
     IResponseBuilder WithProxy(string proxyUrl, X509Certificate2 certificate);
 }

src/WireMock.Net/Serialization/SwaggerMapper.cs

@@ -54,10 +54,12 @@ internal static class SwaggerMapper
             {
                 operation.Parameters.Add(openApiParameter);
             }
+
             foreach (var openApiParameter in MapRequestHeaders(mapping.Request.Headers))
             {
                 operation.Parameters.Add(openApiParameter);
             }
+
             foreach (var openApiParameter in MapRequestCookies(mapping.Request.Cookies))
             {
                 operation.Parameters.Add(openApiParameter);
@@ -94,7 +96,7 @@ internal static class SwaggerMapper
         return openApiDocument.ToJson(SchemaType.OpenApi3, Formatting.Indented);
     }
 
-    private static IEnumerable<OpenApiParameter> MapRequestQueryParameters(IList<ParamModel>? queryParameters)
+    private static IReadOnlyList<OpenApiParameter> MapRequestQueryParameters(IList<ParamModel>? queryParameters)
     {
         if (queryParameters == null)
         {
@@ -146,7 +148,7 @@ internal static class SwaggerMapper
             .ToList();
     }
 
-    private static IEnumerable<OpenApiParameter> MapRequestCookies(IList<CookieModel>? cookies)
+    private static IReadOnlyList<OpenApiParameter> MapRequestCookies(IList<CookieModel>? cookies)
     {
         if (cookies == null)
         {

src/WireMock.Net/Server/WireMockServer.Admin.cs

@@ -37,6 +37,8 @@ public partial class WireMockServer
     private const string AdminRequests = "/__admin/requests";
     private const string AdminSettings = "/__admin/settings";
     private const string AdminScenarios = "/__admin/scenarios";
+    private const string AdminOpenApi = "/__admin/openapi";
+
     private const string QueryParamReloadStaticMappings = "reloadStaticMappings";
 
     private static readonly Guid ProxyMappingGuid = new("e59914fd-782e-428e-91c1-4810ffb86567");
@@ -113,6 +115,10 @@ public partial class WireMockServer
         Given(Request.Create().WithPath(_adminFilesFilenamePathMatcher).UsingGet()).AtPriority(WireMockConstants.AdminPriority).RespondWith(new DynamicResponseProvider(FileGet));
         Given(Request.Create().WithPath(_adminFilesFilenamePathMatcher).UsingHead()).AtPriority(WireMockConstants.AdminPriority).RespondWith(new DynamicResponseProvider(FileHead));
         Given(Request.Create().WithPath(_adminFilesFilenamePathMatcher).UsingDelete()).AtPriority(WireMockConstants.AdminPriority).RespondWith(new DynamicResponseProvider(FileDelete));
+
+        // __admin/openapi
+        Given(Request.Create().WithPath($"{AdminOpenApi}/convert").UsingPost()).AtPriority(WireMockConstants.AdminPriority).RespondWith(new DynamicResponseProvider(OpenApiConvertToMappings));
+        Given(Request.Create().WithPath($"{AdminOpenApi}/save").UsingPost()).AtPriority(WireMockConstants.AdminPriority).RespondWith(new DynamicResponseProvider(OpenApiSaveToMappings));
     }
     #endregion
 
@@ -737,7 +743,7 @@ public partial class WireMockServer
         return encodingModel != null ? Encoding.GetEncoding(encodingModel.CodePage) : null;
     }
 
-    private static ResponseMessage ToJson<T>(T result, bool keepNullValues = false)
+    private static ResponseMessage ToJson<T>(T result, bool keepNullValues = false, object? statusCode = null)
     {
         return new ResponseMessage
         {
@@ -746,7 +752,7 @@ public partial class WireMockServer
                 DetectedBodyType = BodyType.String,
                 BodyAsString = JsonConvert.SerializeObject(result, keepNullValues ? JsonSerializationConstants.JsonSerializerSettingsIncludeNullValues : JsonSerializationConstants.JsonSerializerSettingsDefault)
             },
-            StatusCode = (int)HttpStatusCode.OK,
+            StatusCode = statusCode ?? (int)HttpStatusCode.OK,
             Headers = new Dictionary<string, WireMockList<string>> { { HttpKnownHeaderNames.ContentType, new WireMockList<string>(WireMockConstants.ContentTypeJson) } }
         };
     }

src/WireMock.Net/Server/WireMockServer.ConvertMapping.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Linq;
 using Stef.Validation;
 using WireMock.Admin.Mappings;
@@ -14,7 +15,7 @@ namespace WireMock.Server;
 
 public partial class WireMockServer
 {
-    private void ConvertMappingsAndRegisterAsRespondProvider(MappingModel[] mappingModels, string? path = null)
+    private void ConvertMappingsAndRegisterAsRespondProvider(IReadOnlyList<MappingModel> mappingModels, string? path = null)
     {
         var duplicateGuids = mappingModels
             .Where(m => m.Guid != null)
@@ -46,7 +47,7 @@ public partial class WireMockServer
         }
 
         var respondProvider = Given(requestBuilder, mappingModel.SaveToFile == true);
-        
+
         if (guid != null)
         {
             respondProvider = respondProvider.WithGuid(guid.Value);
@@ -107,7 +108,10 @@ public partial class WireMockServer
             respondProvider = respondProvider.WithWebhook(webhooks);
         }
 
-        respondProvider.WithWebhookFireAndForget(mappingModel.UseWebhooksFireAndForget ?? false);
+        if (mappingModel.UseWebhooksFireAndForget == true)
+        {
+            respondProvider.WithWebhookFireAndForget(mappingModel.UseWebhooksFireAndForget.Value);
+        }
 
         var responseBuilder = InitResponseBuilder(mappingModel.Response);
         respondProvider.RespondWith(responseBuilder);
@@ -205,11 +209,11 @@ public partial class WireMockServer
         {
             foreach (var cookieModel in requestModel.Cookies.Where(c => c.Matchers != null))
             {
-               requestBuilder = requestBuilder.WithCookie(
-                    cookieModel.Name,
-                    cookieModel.IgnoreCase == true,
-                    cookieModel.RejectOnMatch == true ? MatchBehaviour.RejectOnMatch : MatchBehaviour.AcceptOnMatch,
-                    cookieModel.Matchers!.Select(_matcherMapper.Map).OfType<IStringMatcher>().ToArray());
+                requestBuilder = requestBuilder.WithCookie(
+                     cookieModel.Name,
+                     cookieModel.IgnoreCase == true,
+                     cookieModel.RejectOnMatch == true ? MatchBehaviour.RejectOnMatch : MatchBehaviour.AcceptOnMatch,
+                     cookieModel.Matchers!.Select(_matcherMapper.Map).OfType<IStringMatcher>().ToArray());
             }
         }
 

src/WireMock.Net/Server/WireMockServer.OpenApiParser.cs

@@ -0,0 +1,54 @@
+#if OPENAPIPARSER
+using System;
+using System.Linq;
+using System.Net;
+using WireMock.Net.OpenApiParser;
+#endif
+
+namespace WireMock.Server;
+
+public partial class WireMockServer
+{
+    private IResponseMessage OpenApiConvertToMappings(IRequestMessage requestMessage)
+    {
+#if OPENAPIPARSER
+        try
+        {
+            var mappingModels = new WireMockOpenApiParser().FromText(requestMessage.Body, out var diagnostic);
+            return diagnostic.Errors.Any() ? ToJson(diagnostic, false, HttpStatusCode.BadRequest) : ToJson(mappingModels);
+        }
+        catch (Exception e)
+        {
+            _settings.Logger.Error("HttpStatusCode set to {0} {1}", HttpStatusCode.BadRequest, e);
+            return ResponseMessageBuilder.Create(e.Message, HttpStatusCode.BadRequest);
+        }
+#else
+        return ResponseMessageBuilder.Create("Not supported for .NETStandard 1.3 and .NET 4.5.2 or lower.", 400);
+#endif
+    }
+
+    private IResponseMessage OpenApiSaveToMappings(IRequestMessage requestMessage)
+    {
+#if OPENAPIPARSER
+        try
+        {
+            var mappingModels = new WireMockOpenApiParser().FromText(requestMessage.Body, out var diagnostic);
+            if (diagnostic.Errors.Any())
+            {
+                return ToJson(diagnostic, false, HttpStatusCode.BadRequest);
+            }
+
+            ConvertMappingsAndRegisterAsRespondProvider(mappingModels);
+
+            return ResponseMessageBuilder.Create("OpenApi document converted to Mappings", HttpStatusCode.Created);
+        }
+        catch (Exception e)
+        {
+            _settings.Logger.Error("HttpStatusCode set to {0} {1}", HttpStatusCode.BadRequest, e);
+            return ResponseMessageBuilder.Create(e.Message, HttpStatusCode.BadRequest);
+        }
+#else
+        return ResponseMessageBuilder.Create("Not supported for .NETStandard 1.3 and .NET 4.5.2 or lower.", 400);
+#endif
+    }
+}

src/WireMock.Net/Util/BytesEncodingUtils.cs

@@ -108,7 +108,7 @@ internal static class BytesEncodingUtils
             return true;
         }
 
-        if (ch >= 0xc2 && ch <= 0xdf)
+        if (ch is >= 0xc2 and <= 0xdf)
         {
             if (position >= length - 2)
             {
@@ -145,7 +145,7 @@ internal static class BytesEncodingUtils
             return true;
         }
 
-        if (ch >= 0xe1 && ch <= 0xef)
+        if (ch is >= 0xe1 and <= 0xef)
         {
             if (position >= length - 3)
             {
@@ -204,7 +204,7 @@ internal static class BytesEncodingUtils
             return true;
         }
 
-        if (ch >= 0xf1 && ch <= 0xf3)
+        if (ch is >= 0xf1 and <= 0xf3)
         {
             if (position >= length - 4)
             {

src/WireMock.Net/Util/RegexUtils.cs

@@ -25,7 +25,7 @@ internal static class RegexUtils
         return namedGroupsDictionary;
     }
 
-    public static (bool IsValid, bool Result) MatchRegex(string pattern, string input, bool useRegexExtended = true)
+    public static (bool IsValid, bool Result) MatchRegex(string? pattern, string input, bool useRegexExtended = true)
     {
         if (string.IsNullOrEmpty(pattern))
         {

src/WireMock.Net/WireMock.Net.csproj

@@ -35,15 +35,19 @@
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'">
-        <DefineConstants>NETSTANDARD;USE_ASPNETCORE</DefineConstants>
+        <DefineConstants>$(DefineConstants);NETSTANDARD;USE_ASPNETCORE</DefineConstants>
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(TargetFramework)' == 'netcoreapp2.1' or '$(TargetFramework)' == 'netcoreapp2.2' or '$(TargetFramework)' == 'netcoreapp3.1' or '$(TargetFramework)' == 'net5.0' or '$(TargetFramework)' == 'net6.0'or '$(TargetFramework)' == 'net7.0' ">
-        <DefineConstants>USE_ASPNETCORE</DefineConstants>
+        <DefineConstants>$(DefineConstants);USE_ASPNETCORE</DefineConstants>
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(TargetFramework)' == 'net461'">
-        <DefineConstants>USE_ASPNETCORE;NET46</DefineConstants>
+        <DefineConstants>$(DefineConstants);USE_ASPNETCORE;NET46</DefineConstants>
+    </PropertyGroup>
+
+    <PropertyGroup Condition="'$(TargetFramework)' != 'netstandard1.3' and '$(TargetFramework)' != 'net451' and '$(TargetFramework)' != 'net452'">
+        <DefineConstants>$(DefineConstants);OPENAPIPARSER</DefineConstants>
     </PropertyGroup>
 
     <ItemGroup>
@@ -189,4 +193,8 @@
         <ProjectReference Include="..\WireMock.Net.Abstractions\WireMock.Net.Abstractions.csproj" />
         <ProjectReference Include="..\WireMock.Org.Abstractions\WireMock.Org.Abstractions.csproj" />
     </ItemGroup>
+
+    <ItemGroup Condition="'$(TargetFramework)' != 'netstandard1.3' and '$(TargetFramework)' != 'net451' and '$(TargetFramework)' != 'net452'">
+        <ProjectReference Include="..\WireMock.Net.OpenApiParser\WireMock.Net.OpenApiParser.csproj" />
+    </ItemGroup>
 </Project>