public void When_Object_Is_Null_Then_Valid()
{
// Arrange
var notEmptyListAttribute = new NotEmptyListAttribute();
object nullObject = null;
// Act
var isValid = notEmptyListAttribute.IsValid(nullObject);
// Assert
Assert.IsTrue(isValid);
}
public void When_List_Is_Populated_Then_Valid()
{
// Arrange
var notEmptyListAttribute = new NotEmptyListAttribute();
var populatedList = new object[] { 1 };
// Act
var isValid = notEmptyListAttribute.IsValid(populatedList);
// Assert
Assert.IsTrue(isValid);
}
public void When_List_Is_Empty_Then_Invalid()
{
// Arrange
var notEmptyListAttribute = new NotEmptyListAttribute();
var emptyList = new object[0];
// Act
var isValid = notEmptyListAttribute.IsValid(emptyList);
// Assert
Assert.IsFalse(isValid);
}
public void When_Object_Is_Not_Enumerable_Then_Exception_Is_Thrown()
{
// Arrange
var notEmptyListAttribute = new NotEmptyListAttribute();
var notList = new object();
// Act
var exception = Assert.Throws <InvalidOperationException>(() => notEmptyListAttribute.IsValid(notList));
// Assert
exception.Should().NotBeNull();
}