public void When_Handler_Exists_In_Same_Assembly_Can_Find()
{
// Arrange
var scanner = new ApiOperationHandlerExecutorBuilderScanner();
var handlers = scanner.FindHandlers(
new ServiceCollection(),
typeof(OperationA),
Enumerable.Empty <Assembly>());
handlers.Should().NotBeEmpty();
}
public void When_Handler_Exists_In_IoC_Finds()
{
// Arrange
var scanner = new ApiOperationHandlerExecutorBuilderScanner();
var services = new ServiceCollection();
services.AddSingleton <ScanOperationHandler, ScanOperationHandler>();
var handlers = scanner.FindHandlers(
services,
typeof(OperationA),
Enumerable.Empty <Assembly>());
handlers.Should().NotBeEmpty();
}
public void When_Handler_Registered_As_Interface_Exists_In_IoC_Finds()
{
// Arrange
var scanner = new ApiOperationHandlerExecutorBuilderScanner();
var services = new ServiceCollection();
services.AddSingleton <IApiOperationHandler <OperationA>, ScanOperationHandler>();
var handlers = scanner.FindHandlers(
services,
typeof(OperationA),
Enumerable.Empty <Assembly>());
handlers.Should().NotBeEmpty();
handlers.OfType <ApiOperationHandlerExecutorBuilder>().Should().Contain(b =>
b.ApiOperationHandlerType == typeof(ScanOperationHandler) &&
b.ToString().StartsWith("IoC"));
}
public void When_Handler_Exists_In_Assembly_And_IoC_Single_Returned()
{
// Arrange
var scanner = new ApiOperationHandlerExecutorBuilderScanner();
// Act
var services = new ServiceCollection();
services.AddSingleton <IApiOperationHandler <OperationA>, ScanOperationHandler>();
var operationAHandlers = scanner.FindHandlers(
services,
typeof(OperationA),
Enumerable.Empty <Assembly>());
// Assert
operationAHandlers.Should().NotBeEmpty();
operationAHandlers.Should().HaveCount(1);
}
public void When_Handler_Exists_In_Same_Assembly_And_Implements_Multiple_Interfaces_Can_Find_For_All()
{
// Arrange
var scanner = new ApiOperationHandlerExecutorBuilderScanner();
// Act
var operationAHandlers = scanner.FindHandlers(
new ServiceCollection(),
typeof(OperationA),
Enumerable.Empty <Assembly>());
var operationBHandlers = scanner.FindHandlers(
new ServiceCollection(),
typeof(OperationB),
Enumerable.Empty <Assembly>());
// Assert
operationAHandlers.Should().NotBeEmpty();
operationBHandlers.Should().NotBeEmpty();
}
