public void WorkflowService_Dot_ReturnsADotDefinition()
{
// Arrange
SimpleWorkflowDefinitionProvider.Instance
.RegisterWorkflowDefinition(new OnOffWorkflow());
IUserWorkflowMappingService userWorkflowMappingService
= new TestUserWorkflowMappingService();
IWorkflowDefinitionViewModelCreator workflowDefinitionViewModelCreator
= new TestWorkflowDefinitionViewModelCreator();
IWorkflowService service = new WorkflowService(
SimpleWorkflowDefinitionProvider.Instance,
userWorkflowMappingService,
workflowDefinitionViewModelCreator
);
var expected = new StringBuilder();
expected.AppendLine("digraph OnOffWorkflow {");
expected.AppendLine(" On -> Off [ label = SwitchOff ];");
expected.AppendLine(" Off -> On [ label = SwitchOn ];");
expected.AppendLine("}");
// Act
var diagraph = service.Dot(OnOffWorkflow.TYPE);
// Assert
Assert.AreEqual(expected.ToString(), diagraph);
}
public void WorkflowService_DotPassingInNull_FailsWithArgumentNullException()
{
// Arrange
SimpleWorkflowDefinitionProvider.Instance
.RegisterWorkflowDefinition(new OnOffWorkflow());
IUserWorkflowMappingService userWorkflowMappingService
= new TestUserWorkflowMappingService();
IWorkflowDefinitionViewModelCreator workflowDefinitionViewModelCreator
= new TestWorkflowDefinitionViewModelCreator();
IWorkflowService service = new WorkflowService(
SimpleWorkflowDefinitionProvider.Instance,
userWorkflowMappingService,
workflowDefinitionViewModelCreator
);
// Act
Assert.ThrowsException <ArgumentNullException>(() => service.Dot(null));
}
