public void IndexOfNonSqlParameter()
{
SqlCommand command = new SqlCommand();
DbParameterCollection collection = command.Parameters;
Assert.Throws <InvalidCastException>(() => collection.IndexOf(new NotASqlParameter()));
}
public void BasicOperationsTest()
{
SqlCommand command = new SqlCommand();
DbParameterCollection collection = command.Parameters;
SqlParameter firstParam = new SqlParameter();
// Add
int index = collection.Add(firstParam);
Assert.Equal(0, index);
// Get
Assert.Same(firstParam, collection[index]);
Assert.Equal(0, collection.IndexOf(firstParam));
Assert.Equal(-1, collection.IndexOf(new SqlParameter()));
Assert.Equal(-1, collection.IndexOf(null));
// Insert
SqlParameter secondParam = new SqlParameter();
collection.Insert(0, secondParam);
Assert.Same(secondParam, collection[0]);
Assert.Same(firstParam, collection[1]);
// Replace
SqlParameter thirdParam = new SqlParameter();
collection[1] = thirdParam;
Assert.Same(thirdParam, collection[1]);
// Remove
collection.Remove(secondParam);
Assert.Equal(1, collection.Count);
Assert.Same(thirdParam, collection[0]);
// Clear
collection.Clear();
Assert.Equal(0, collection.Count);
}
public override int IndexOf(string parameterName)
{
return(m_parameters.IndexOf(parameterName));
}
public override int IndexOf(string parameterName)
{
return(_parameterCollection.IndexOf(parameterName));
}
