Added functionality to specify managed api connections to Mock (#38)

Co-authored-by: Zach Herberstein <Zach.herberstein@chcs.com.au>

Author: zzznz27

src/LogicAppUnit/TestConfiguration.cs

@@ -132,6 +132,13 @@ public class TestConfigurationWorkflow
         /// </summary>
         public List<string> BuiltInConnectorsToMock { get; set; } = new List<string>();
 
+
+        /// <summary>
+        /// List of managed api connectors where the actions are to be replaced with HTTP actions referencing the test mock server.
+        /// </summary>
+        public List<string> ManagedApisToMock { get; set; } = new List<string>();
+
+
         /// <summary>
         /// <c>true</c> if the test framework automatically configures the <i>OperationOptions</i> setting to <i>WithStatelessRunHistory</i> for a stateless workflow, otherwise <c>false</c>.
         /// </summary>

src/LogicAppUnit/WorkflowTestBase.cs

@@ -277,7 +277,7 @@ private void ProcessConnectionsFile(string logicAppBasePath)
 
             _connections = new ConnectionsWrapper(ReadFromPath(Path.Combine(logicAppBasePath, Constants.CONNECTIONS), optional: true), _localSettings);
 
-            _connections.ReplaceManagedApiConnectionUrlsWithMockServer();
+            _connections.ReplaceManagedApiConnectionUrlsWithMockServer(_testConfig.Workflow?.ManagedApisToMock);
 
             // The Functions runtime will not start if there are any Managed API connections using the 'ManagedServiceIdentity' authentication type
             // Check for this so that the test will fail early with a meaningful error message

src/LogicAppUnit/Wrapper/ConnectionsWrapper.cs

@@ -46,13 +46,20 @@ public override string ToString()
 
         /// <summary>
         /// Update the <i>connections</i> by replacing all URL references to managed API connectors with the URL reference for the mock test server.
+        /// <param name="managedApisToMock">The list of managed API connections to mock, or <c>null</c> if the file does not exist.</param>
         /// </summary>
-        public void ReplaceManagedApiConnectionUrlsWithMockServer()
+        
+        public void ReplaceManagedApiConnectionUrlsWithMockServer(List<string> managedApisToMock)
         {
             if (_jObjectConnection == null)
                 return;
 
             var managedApiConnections = _jObjectConnection.SelectToken("managedApiConnections").Children<JProperty>().ToList();
+
+            // If no managed apis are specified then all managed apis are mocked
+            if (managedApisToMock != null && managedApisToMock.Count > 0)
+                managedApiConnections = managedApiConnections.Where(con => managedApisToMock.Contains(con.Name)).ToList();
+
             if (managedApiConnections.Count > 0)
             {
                 Console.WriteLine("Updating connections file for managed API connectors:");