public void SingleNodeCouldBeValidated()
{
// Arrange
var vertex = new AsyncLockDAGVertex();
// Act
var exception = Record.Exception(
() => vertex.ValidateGraph());
// Assert
exception.Should().BeNull();
}
public void SingleEdgeGraphCouldBeValidated()
{
// Arrange
var vertex1 = new AsyncLockDAGVertex();
var vertex2 = new AsyncLockDAGVertex();
vertex1.AddEdgesTo(vertex2);
// Act
var exception = Record.Exception(
() => vertex1.ValidateGraph());
// Assert
exception.Should().BeNull();
}
public void GraphWithLoopCouldNotBeValidated()
{
// Arrange
var vertex1 = new AsyncLockDAGVertex();
var vertex2 = new AsyncLockDAGVertex();
var vertex3 = new AsyncLockDAGVertex();
var vertex4 = new AsyncLockDAGVertex();
vertex1.AddEdgesTo(vertex2, vertex3);
vertex2.AddEdgesTo(vertex4);
vertex3.AddEdgesTo(vertex4);
vertex4.AddEdgesTo(vertex1);
// Act
var exception = Record.Exception(
() => vertex1.ValidateGraph());
// Assert
exception.Should().NotBeNull().And.BeOfType <InvalidOperationException>();
}
