public void IsNull_NonNullNullableValue_ShouldBeFalse()
{
int?i = 0;
Assert.IsFalse(DBNullHelper.IsNull(i));
}
public void IsNull_NullNullableValue_ShouldBeTrue()
{
int?i = null;
Assert.IsTrue(DBNullHelper.IsNull(i));
}
public void IsNull_ValueType_ShouldBeFalse()
{
int i = 0;
Assert.IsFalse(DBNullHelper.IsNull(i));
}
public void IsNull_NonNullObject_ShouldBeFalse()
{
object o = new object();
Assert.IsFalse(DBNullHelper.IsNull(o));
}
public void IsNull_DBNullValue_ShouldBeTrue()
{
Assert.IsTrue(DBNullHelper.IsNull(DBNull.Value));
}
public void IsNull_NullObject_ShouldBeTrue()
{
object o = null;
Assert.IsTrue(DBNullHelper.IsNull(o));
}