public void IsValid_WhenUserByName_AlreadyExists_AndHasUserId_DifferentFromProvided()
{
const int userId = 797;
var userName = Guid.NewGuid().ToString();
var queries = new Mock <IProcessQueries>(MockBehavior.Strict);
var command = new FakeMustNotFindUserByNameCommand
{
UserName = userName,
UserId = userId + 1,
};
var entity = new ProxiedUser(userId)
{
Name = command.UserName,
};
Expression <Func <UserBy, bool> > expectedQuery = x => x.Name == command.UserName;
queries.Setup(x => x.Execute(It.Is(expectedQuery))).Returns(Task.FromResult(entity as User));
var validator = new FakeMustNotFindUserByNameValidator(queries.Object);
var result = validator.Validate(command);
result.IsValid.ShouldBeFalse();
Func <ValidationFailure, bool> nameError = x => x.PropertyName == command.PropertyName(y => y.UserName);
result.Errors.Count(nameError).ShouldEqual(1);
result.Errors.Single(nameError).ErrorMessage.ShouldEqual(Resources.Validation_AlreadyExists
.Replace("{PropertyName}", User.Constraints.NameLabel)
.Replace("{PropertyValue}", command.UserName)
);
queries.Verify(x => x.Execute(It.Is(expectedQuery)), Times.Once);
validator.ShouldHaveValidationErrorFor(x => x.UserName, command);
queries.Verify(x => x.Execute(It.Is(expectedQuery)), Times.Exactly(2));
}
public void IsValid_WhenUserByName_AlreadyExists_ButHasUserId_SameAsProvided()
{
const int userId = 797;
var userName = Guid.NewGuid().ToString();
var queries = new Mock <IProcessQueries>(MockBehavior.Strict);
var command = new FakeMustNotFindUserByNameCommand
{
UserName = userName,
UserId = userId,
};
var entity = new ProxiedUser(userId)
{
Name = command.UserName,
};
Expression <Func <UserBy, bool> > expectedQuery = x => x.Name == command.UserName;
queries.Setup(x => x.Execute(It.Is(expectedQuery))).Returns(Task.FromResult(entity as User));
var validator = new FakeMustNotFindUserByNameValidator(queries.Object);
var result = validator.Validate(command);
result.IsValid.ShouldBeTrue();
queries.Verify(x => x.Execute(It.Is(expectedQuery)), Times.Once);
validator.ShouldNotHaveValidationErrorFor(x => x.UserName, command);
queries.Verify(x => x.Execute(It.Is(expectedQuery)), Times.Exactly(2));
}
public void IsValid_WhenUserByName_DoesNotExist()
{
var userName = Guid.NewGuid().ToString();
var queries = new Mock <IProcessQueries>(MockBehavior.Strict);
var command = new FakeMustNotFindUserByNameCommand {
UserName = userName
};
Expression <Func <UserBy, bool> > expectedQuery = x => x.Name == command.UserName;
queries.Setup(x => x.Execute(It.Is(expectedQuery))).Returns(Task.FromResult(null as User));
var validator = new FakeMustNotFindUserByNameValidator(queries.Object);
var result = validator.Validate(command);
result.IsValid.ShouldBeTrue();
queries.Verify(x => x.Execute(It.Is(expectedQuery)), Times.Once);
validator.ShouldNotHaveValidationErrorFor(x => x.UserName, command.UserName);
queries.Verify(x => x.Execute(It.Is(expectedQuery)), Times.Exactly(2));
}