public void When_ConfigIsLoaded_GetConnectionString_Should_ReturnSpecificConnectionString()
{
LoadWebConfigAsXmlDocument();
var expected = new KeyValuePair <string, string>("BP_ConnectionStrings_Key1", "ConnectionStrings_Value1");
var actual = _writer.GetConnectionString(expected.Key);
actual.Should().NotBeNullOrEmpty();
expected.Value.Should().BeEquivalentTo(actual);
}