public void ShouldReturnFalseWhenParameterIsNull()
{
var attr = new ValidateUsernameAttribute { UsersResource = _userResource.Object };
var result = attr.IsValid(null);
Assert.IsFalse(result);
Assert.AreEqual("Model property is null/empty.", attr.ErrorMessage);
}
public void ShouldReturnFalseWhenUserErrorIsNull()
{
_userResource.Setup(a => a.GetByUserName(It.IsAny<string>()))
.Returns(new User());
var attr = new ValidateUsernameAttribute { UsersResource = _userResource.Object };
var result = attr.IsValid("foo");
Assert.IsFalse(result);
}
public void ShouldReturnTrueWhenUsernameIsValid()
{
_userResource.Setup(a => a.GetByUserName(It.IsAny<string>()))
.Returns(new User { Error = new Error { Id = (int)Utils.Constants.Error.RecordNotFound } });
var attr = new ValidateUsernameAttribute { UsersResource = _userResource.Object };
var result = attr.IsValid("foo");
Assert.IsTrue(result);
}
public void ShouldReturnFalseWhenUserErrorIdIsNotRecordNotFound()
{
_userResource.Setup(a => a.GetByUserName(It.IsAny<string>()))
.Returns(new User { Error = new Error { Id = (int)Utils.Constants.Error.InternalError } });
var attr = new ValidateUsernameAttribute { UsersResource = _userResource.Object };
var result = attr.IsValid("foo");
Assert.IsFalse(result);
Assert.AreEqual("Username is already in use", attr.ErrorMessage);
}
public void ShouldReturnFalseWhenUsernameIsNotString()
{
var attr = new ValidateUsernameAttribute { UsersResource = _userResource.Object };
var result = attr.IsValid(13);
Assert.IsFalse(result);
Assert.AreEqual("Model property is not a string.", attr.ErrorMessage);
}
public void ShouldReturnFalseWhenFetchingUserFails()
{
_userResource.Setup(a => a.GetByUserName(It.IsAny<string>()))
.Throws(new Exception());
var attr = new ValidateUsernameAttribute { UsersResource = _userResource.Object };
var result = Assert.Throws<BlogException>(() => attr.IsValid("foo"));
Assert.IsInstanceOf(typeof(BlogException), result);
}