refactor: Make AbstractPactBuilder public so it can be extended by plugin libraries

Author: max-lancaster

src/PactNet/Drivers/ICompletedPactDriver.cs renamed to src/PactNet.Abstractions/Drivers/ICompletedPactDriver.cs

@@ -5,7 +5,7 @@ namespace PactNet.Drivers
     /// <summary>
     /// Driver for writing completed pact files containing interactions
     /// </summary>
-    internal interface ICompletedPactDriver
+    public interface ICompletedPactDriver
     {
         /// <summary>
         /// Write the pact file to disk

src/PactNet/Drivers/IMockServerDriver.cs renamed to src/PactNet.Abstractions/Drivers/IMockServerDriver.cs

@@ -5,7 +5,7 @@ namespace PactNet.Drivers
     /// <summary>
     /// Driver for managing a HTTP mock server
     /// </summary>
-    internal interface IMockServerDriver : IDisposable
+    public interface IMockServerDriver : IDisposable
     {
         /// <summary>
         /// Mock server port

src/PactNet.Abstractions/ISynchronousPluginPactBuilder.cs

@@ -1,8 +1,19 @@
 using System;
+using PactNet.Drivers;
 
 namespace PactNet;
 
 public interface ISynchronousPluginPactBuilderV4 : IPactBuilder, IDisposable
 {
+    /// <summary>
+    /// Add a new interaction to the pact
+    /// </summary>
+    /// <param name="description">Interaction description</param>
+    /// <returns>Fluent builder</returns>
     ISynchronousPluginRequestBuilderV4 UponReceiving(string description);
+
+    /// <summary>
+    /// Driver for writing completed pact files containing interactions
+    /// </summary>
+    ICompletedPactDriver CompletedPactDriver { get; }
 }

src/PactNet/AbstractPactBuilder.cs

@@ -7,12 +7,15 @@
 
 namespace PactNet;
 
-internal abstract class AbstractPactBuilder : IPactBuilder
+/// <summary>
+/// Abstract pact builder that contains shared functionality of different types of pact interactions.
+/// </summary>
+public abstract class AbstractPactBuilder : IPactBuilder
 {
     private readonly ICompletedPactDriver pact;
-    protected readonly PactConfig config;
-    protected readonly int? port;
-    protected readonly IPAddress host;
+    private readonly PactConfig config;
+    private readonly int? port;
+    private readonly IPAddress host;
     private readonly string transport;
 
     /// <summary>
@@ -38,7 +41,7 @@ protected AbstractPactBuilder(ICompletedPactDriver pact, PactConfig config, int?
     /// </summary>
     /// <param name="interact">Action to perform the real interactions against the mock driver</param>
     /// <exception cref="PactFailureException">Failed to verify the interactions</exception>
-    public void Verify(Action<IConsumerContext> interact)
+    public virtual void Verify(Action<IConsumerContext> interact)
     {
         Guard.NotNull(interact, nameof(interact));
 
@@ -61,7 +64,7 @@ public void Verify(Action<IConsumerContext> interact)
     /// </summary>
     /// <param name="interact">Action to perform the real interactions against the mock driver</param>
     /// <exception cref="PactFailureException">Failed to verify the interactions</exception>
-    public async Task VerifyAsync(Func<IConsumerContext, Task> interact)
+    public virtual async Task VerifyAsync(Func<IConsumerContext, Task> interact)
     {
         Guard.NotNull(interact, nameof(interact));
 

src/PactNet/PactBuilder.cs

@@ -9,6 +9,7 @@ namespace PactNet
     internal class PactBuilder : AbstractPactBuilder, IPactBuilderV2, IPactBuilderV3, IPactBuilderV4
     {
         private readonly IHttpPactDriver pact;
+        private readonly PactConfig config;
 
         /// <summary>
         /// Initialises a new instance of the <see cref="PactBuilder"/> class.
@@ -21,6 +22,7 @@ internal PactBuilder(IHttpPactDriver pact, PactConfig config, int? port = null,
             IPAddress host = IPAddress.Loopback) : base(pact, config, port, host, "http")
         {
             this.pact = pact;
+            this.config = config;
         }
 
         /// <summary>

src/PactNet/SynchronousPluginPactBuilder.cs

@@ -1,3 +1,4 @@
+using PactNet.Drivers;
 using PactNet.Drivers.Plugins;
 using PactNet.Models;
 
@@ -16,5 +17,10 @@ public ISynchronousPluginRequestBuilderV4 UponReceiving(string description)
         return new SynchronousPluginRequestBuilder(pact.NewSyncInteraction(description));
     }
 
+    /// <summary>
+    /// Driver for writing completed pact files containing interactions
+    /// </summary>
+    public ICompletedPactDriver CompletedPactDriver { get { return pact; } }
+
     public void Dispose() => pact?.Dispose();
 }