public void Should_be_successful_when_isAuthenticated_is_true_and_user_has_at_least_one_matching_role()
{
// Arrange
var requiredRoles = new List<object> {
UserRole.Writer,
UserRole.Publisher
};
var policy = new RequireRolePolicy(requiredRoles.ToArray());
const bool authenticated = true;
var roles = new List<object> {
UserRole.Writer
};
var context = TestDataFactory.CreateSecurityContext(authenticated, roles.ToArray());
// Act
var result = policy.Enforce(context);
// Assert
Assert.That(result.ViolationOccured, Is.False);
}
public void Should_not_be_successful_when_isAuthenticated_is_false()
{
// Arrange
var policy = new RequireRolePolicy(new object[1]);
const bool authenticated = false;
var context = TestDataFactory.CreateSecurityContext(authenticated);
// Act
var result = policy.Enforce(context);
// Assert
Assert.That(result.ViolationOccured, Is.True);
Assert.That(result.Message, Is.EqualTo("Anonymous access denied"));
}
public void Should_not_be_successful_when_isAuthenticated_is_true_and_roles_are_does_not_match()
{
// Arrange
var policy = new RequireRolePolicy("Role1", "Role2");
const bool authenticated = true;
var roles = new List<object> { "Role3", "Role4" }.ToArray();
var context = TestDataFactory.CreateSecurityContext(authenticated, roles);
// Act
var result = policy.Enforce(context);
// Assert
Assert.That(result.ViolationOccured, Is.True);
Assert.That(result.Message, Is.EqualTo("Access requires one of the following roles: Role1 or Role2."));
}
public void Should_not_be_successful_when_isAuthenticated_is_true_and_roles_are_null()
{
// Arrange
var policy = new RequireRolePolicy(new object[1]);
const bool authenticated = true;
IEnumerable<object> roles = null;
var context = TestDataFactory.CreateSecurityContext(authenticated, roles);
// Act
var result = policy.Enforce(context);
// Assert
Assert.That(result.ViolationOccured, Is.True);
Assert.That(result.Message, Is.EqualTo("Access denied"));
}
public void Should_resolve_authentication_status_and_roles_exactly_once()
{
// Arrange
var roles = new object[1];
var policy = new RequireRolePolicy(roles);
var context = new Mock<ISecurityContext>();
context.Setup(x => x.CurrentUserIsAuthenticated()).Returns(true);
context.Setup(x => x.CurrentUserRoles()).Returns(roles);
// Act
var result = policy.Enforce(context.Object);
// Assert
Assert.That(result.ViolationOccured, Is.False);
context.Verify(x => x.CurrentUserIsAuthenticated(), Times.Exactly(1), "The authentication status should be resolved at most once.");
context.Verify(x => x.CurrentUserRoles(), Times.Exactly(1), "The roles should be resolved at most once.");
}