private void AssertDiagramFlow(FlowDiagram flowDiagram, IEnumerable <string> expectedFlowLines)
{
var dotNotation = flowDiagram.GetDotDiagram();
Assert.NotEmpty(dotNotation);
_output.WriteLine(dotNotation);
var actualLines = Regex.Split(dotNotation, "\r\n|\r|\n");
foreach (var expectedLine in expectedFlowLines)
{
Assert.True(actualLines.Any(al => al.Contains(expectedLine)),
$"Actual diagram did not contain: {expectedLine}");
}
}