public async Task ListUsersByPageAsync_Success_GetLastPageNextPage()
{
//arrange
var Users = new List <User>();
for (int i = 1; i < 100; i++)
{
Users.Add(new User {
Username = string.Format("Agent{0}", i)
});
}
IEntityGateway entityGateway = await InMemoryEntityGatewayFactory.CreateEntityGatewayAsync(Users.ToArray());
IListUserByPagePresenter presenter = new FakeListUsersByPagePresenter(_output);
IListUsersByPageInteractor interactor = new ListUsersByPageInteractor(presenter, entityGateway);
ListUsersByPageInputModel inputModel = new ListUsersByPageInputModel {
PageNumber = 5, UsersPerPage = 25
};
//act
var result = await interactor.ListUsersByPageAsync(inputModel);
//assert
Assert.NotNull(result);
Assert.True(result.Status == Application.Common.CommandResultStatusCode.Success);
Assert.Null(result.ModelValidationErrors);
Assert.NotNull(result.OutputModel);
Assert.NotNull(result.OutputModel.Page);
Assert.True(result.OutputModel.Page.ItemsCount == 0, "Item Count");
Assert.True(result.OutputModel.Page.TotalItems == 99, "Total Items");
Assert.True(result.OutputModel.Page.TotalPages == 4, "Total Pages");
}
public void CreateInteractor_Success()
{
//arrange
IEntityGateway entityGateway = InMemoryEntityGatewayFactory.CreateEntityGateway();
IListUserByPagePresenter presenter = new FakeListUsersByPagePresenter(_output);
//act
IListUsersByPageInteractor interactor = new ListUsersByPageInteractor(presenter, entityGateway);
//assert
Assert.NotNull(interactor);
}
public void CreateInteractor_ThrowsException_NullGateway()
{
//arrange
IEntityGateway entityGateway = null;
IListUserByPagePresenter presenter = new FakeListUsersByPagePresenter(_output);
//act
Action action = () => new ListUsersByPageInteractor(presenter, entityGateway);
//assert
Assert.Throws <ArgumentNullException>(action);
}
public async Task ListUsersByPageAsync_ThrowsException_NullInput()
{
//arrange
IEntityGateway entityGateway = InMemoryEntityGatewayFactory.CreateEntityGateway();
IListUserByPagePresenter presenter = new FakeListUsersByPagePresenter(_output);
IListUsersByPageInteractor interactor = new ListUsersByPageInteractor(presenter, entityGateway);
ListUsersByPageInputModel inputModel = null;
//act
async Task <CommandResult <ListUsersByPageOutputModel> > function() => await interactor.ListUsersByPageAsync(inputModel);
//assert
await Assert.ThrowsAsync <ArgumentNullException>(function);
}
public async Task ListUsersByPageAsync_FailedModelValidation_ZeroUsersPerPage()
{
//arrange
IEntityGateway entityGateway = InMemoryEntityGatewayFactory.CreateEntityGateway();
IListUserByPagePresenter presenter = new FakeListUsersByPagePresenter(_output);
IListUsersByPageInteractor interactor = new ListUsersByPageInteractor(presenter, entityGateway);
ListUsersByPageInputModel inputModel = new ListUsersByPageInputModel {
PageNumber = 1, UsersPerPage = 0
};
//act
var result = await interactor.ListUsersByPageAsync(inputModel);
//assert
Assert.NotNull(result);
Assert.True(result.Status == Application.Common.CommandResultStatusCode.FailedModelValidation);
Assert.True(result.ModelValidationErrors.ContainsKey(Domain.Common.ModelValidationStatusCode.InvalidDataSupplied));
}
public async Task ListUsersByPageAsync_Success_EmptyPage()
{
//arrange
IEntityGateway entityGateway = InMemoryEntityGatewayFactory.CreateEntityGateway();
IListUserByPagePresenter presenter = new FakeListUsersByPagePresenter(_output);
IListUsersByPageInteractor interactor = new ListUsersByPageInteractor(presenter, entityGateway);
ListUsersByPageInputModel inputModel = new ListUsersByPageInputModel {
PageNumber = 1, UsersPerPage = 50
};
//act
var result = await interactor.ListUsersByPageAsync(inputModel);
//assert
Assert.NotNull(result);
Assert.True(result.Status == Application.Common.CommandResultStatusCode.Success);
Assert.Null(result.ModelValidationErrors);
Assert.NotNull(result.OutputModel);
Assert.NotNull(result.OutputModel.Page);
Assert.True(result.OutputModel.Page.ItemsCount == 0);
}