Merge pull request #22 from Umplify/issue_21

Test developers' loggers can now be added to the fixture #24

Author: Arash-Sabet

README.md

@@ -34,6 +34,9 @@ public T GetScopedService<T>(ITestOutputHelper testOutputHelper);
 public T GetService<T>(ITestOutputHelper testOutputHelper);
 ```
 
+### Adding custom logging provider
+Test developers can add their own desired logger provider by overriding ```AddLoggingProvider(...)``` virtual method defined in ```TestBedFixture``` class.
+
 ### Preparing Xunit test classes
 Your Xunit test class must be derived from ```Xunit.Microsoft.DependencyInjection.Abstracts.TestBed<T>``` class where ```T``` should be your fixture class derived from ```TestBedFixture```.
 

src/Abstracts/TestBedFixture.cs

@@ -27,7 +27,7 @@ public IServiceProvider GetServiceProvider(ITestOutputHelper testOutputHelper)
 				return _serviceProvider;
 			}
 
-			_services.AddLogging(loggingBuilder => loggingBuilder.AddProvider(new OutputLoggerProvider(testOutputHelper)));
+			_services.AddLogging(loggingBuilder => AddLoggingProvider(loggingBuilder, new OutputLoggerProvider(testOutputHelper)));
 			return _serviceProvider = _services.BuildServiceProvider();
 		}
 
@@ -41,12 +41,12 @@ public T GetScopedService<T>(ITestOutputHelper testOutputHelper)
 		public T GetService<T>(ITestOutputHelper testOutputHelper)
 			=> GetServiceProvider(testOutputHelper).GetService<T>();
 
-		public void AddOutputHelperToLoggerProvider(ITestOutputHelper testOutputHelper)
-			=> _services.AddScoped<ILoggerProvider>(_ => new OutputLoggerProvider(testOutputHelper));
-
 		protected abstract string GetConfigurationFile();
 		protected abstract void AddServices(IServiceCollection services, IConfiguration configuration);
 
+		protected virtual ILoggingBuilder AddLoggingProvider(ILoggingBuilder loggingBuilder, ILoggerProvider loggerProvider)
+			=> loggingBuilder.AddProvider(loggerProvider);
+
 		private IConfigurationRoot GetConfigurationRoot()
 		{
 			var configurationFile = GetConfigurationFile();