public void DependencyGraphBigBranch()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A", new string[] { "B", "C", "D", "E" });
var paths = g.GetPaths("A");
var pathstrings = paths.Select(p => string.Join(" ", p)).ToList();
Assert.Equal(24, pathstrings.Count);
Assert.Contains("E D C B A", pathstrings);
Assert.Contains("D E C B A", pathstrings);
Assert.Contains("E C D B A", pathstrings);
Assert.Contains("C E D B A", pathstrings);
Assert.Contains("D C E B A", pathstrings);
Assert.Contains("C D E B A", pathstrings);
Assert.Contains("E D B C A", pathstrings);
Assert.Contains("D E B C A", pathstrings);
Assert.Contains("E B D C A", pathstrings);
Assert.Contains("B E D C A", pathstrings);
Assert.Contains("D B E C A", pathstrings);
Assert.Contains("B D E C A", pathstrings);
Assert.Contains("E C B D A", pathstrings);
Assert.Contains("C E B D A", pathstrings);
Assert.Contains("E B C D A", pathstrings);
Assert.Contains("B E C D A", pathstrings);
Assert.Contains("C B E D A", pathstrings);
Assert.Contains("B C E D A", pathstrings);
Assert.Contains("D C B E A", pathstrings);
Assert.Contains("C D B E A", pathstrings);
Assert.Contains("D B C E A", pathstrings);
Assert.Contains("B D C E A", pathstrings);
Assert.Contains("C B D E A", pathstrings);
Assert.Contains("B C D E A", pathstrings);
}
public void DependencyGraphHugeBranches()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A", new string[] { "B", "C", "D", "E", "F", "G", "H", "I" });
var paths = g.GetPaths("A");
var pathstrings = paths.Select(p => string.Join(" ", p)).ToList();
Assert.Equal(1, pathstrings.Count);
Assert.Equal("I H G F E D C B A", pathstrings[0]);
}
public void DependencyGraphHugeBranchesWithMoreBranching()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A", new string[] { "B", "C", "D", "E", "F", "G", "H", "I" });
g.AddDependency("F", "J");
g.AddDependency("F", "K");
var paths = g.GetPaths("A");
var pathstrings = paths.Select(p => string.Join(" ", p)).ToList();
Assert.Equal(2, pathstrings.Count);
Assert.Contains("J K I H G F E D C B A", pathstrings);
Assert.Contains("K J I H G F E D C B A", pathstrings);
}
public void DependencyGraphMultipleBranches()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A", new string[] { "B", "C" });
g.AddDependency("B", "D");
g.AddDependency("C", "E");
g.AddDependency("E", "F");
g.AddDependency("E", "G");
var paths = g.GetPaths("A");
var pathstrings = paths.Select(p => string.Join(" ", p)).ToList();
Assert.Equal(6, pathstrings.Count);
Assert.Contains("D B F G E C A", pathstrings);
Assert.Contains("D B G F E C A", pathstrings);
Assert.Contains("F G E C D B A", pathstrings);
Assert.Contains("G F E C D B A", pathstrings);
Assert.Contains("G D B F E C A", pathstrings);
Assert.Contains("F D B G E C A", pathstrings);
}
public void DependencyGraphTerminalCircular()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A", new string[] { "B", "C" });
g.AddDependency("B", "C");
g.AddDependency("C", "B");
var paths = g.GetPaths("A");
var pathstrings = paths.Select(p => string.Join(" ", p)).ToList();
Assert.Equal(2, pathstrings.Count);
Assert.Contains("C B A", pathstrings);
Assert.Contains("B C A", pathstrings);
}
public void DependencyGraphSingleItem()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A");
var paths = g.GetPaths("A");
var pathstrings = paths.Select(p => string.Join(" ", p)).ToList();
Assert.Equal(1, pathstrings.Count);
Assert.Contains("A", pathstrings);
}
public void DependencyGraphNonterminalCircular()
{
var g = new PvcCore.PvcDependencyGraph();
g.AddDependencies("A", new string[] { "B", "C" });
g.AddDependency("B", "C");
g.AddDependency("C", "B");
g.AddDependency("C", "D");
var paths = g.GetPaths("A");
// Circular dependencies can cause some duplication in the list.
var pathstrings = paths.Select(p => string.Join(" ", p)).Distinct().ToList();
Assert.Equal(2, pathstrings.Count());
Assert.Contains("B D C A", pathstrings);
Assert.Contains("D C B A", pathstrings);
}