public void ElementsNotNullOrDefault_OneNullElement_DoesThrowException()
{
// Arrange
IEnumerable <object> elements = new List <object>
{
new object(),
null
};
PreconditionViolatedException exception = null;
// Act
try
{
Precondition.ElementsNotNullOrDefault(elements);
}
catch (PreconditionViolatedException e)
{
exception = e;
}
// Assert
Check.That(exception).IsNotNull();
Check.That(exception.Message).Contains("1 element");
}
public void ElementsNotNullOrDefault_TwoDefaultValues_DoesThrowException()
{
// Arrange
IEnumerable <int> elements = new List <int>
{
0,
42,
72,
6,
0
};
PreconditionViolatedException exception = null;
// Act
try
{
Precondition.ElementsNotNullOrDefault(elements);
}
catch (PreconditionViolatedException e)
{
exception = e;
}
// Assert
Check.That(exception).IsNotNull();
Check.That(exception.Message).Contains("2 elements");
}
public void ElementsNotNullOrDefault_EmptyValueTypeCollection_DoesNotThrowException()
{
// Arrange
IEnumerable <int> elements = new List <int>();
// Act
Precondition.ElementsNotNullOrDefault(elements);
}
public void ElementsNotNullOrDefault_EmptyReferenceCollection_DoesNotThrowException()
{
// Arrange
IEnumerable <object> elements = new List <object>();
// Act
Precondition.ElementsNotNullOrDefault(elements);
}
public void ElementsNotNullOrDefault_CollectionNull_DoesThrowException()
{
// Arrange
IEnumerable <object> elements = null;
// Act
Precondition.ElementsNotNullOrDefault(elements);
}
public void ElementsNotNullOrDefault_ValidValueTypes_DoesNotThrowException()
{
// Arrange
IEnumerable <int> elements = new List <int>
{
1,
2,
3
};
// Act
Precondition.ElementsNotNullOrDefault(elements);
}
public void ElementsNotNullOrDefault_ValidReferences_DoesNotThrowException()
{
// Arrange
IEnumerable <object> elements = new List <object>
{
new object(),
new object(),
new object()
};
// Act
Precondition.ElementsNotNullOrDefault(elements);
}
