public void CollectCycles_WhenCycleInLocalPackages_ShouldOfferAllPossibleFixes()
{
var optimizer = StructureOptimizer.Create(new[]
{
new PackageMeta("", true, new PackageInfo
{
Name = "A",
Dependencies = new[] { new Dependency {
Name = "B"
} }
}),
new PackageMeta("", true, new PackageInfo
{
Name = "B",
Dependencies = new[] { new Dependency {
Name = "C"
} }
}),
new PackageMeta("", true, new PackageInfo
{
Name = "C",
Dependencies = new[] { new Dependency {
Name = "A"
} }
})
},
null,
"A");
var actual = optimizer.CollectCycles().ToArray();
Assert.That(actual, Has.Length.EqualTo(1));
Assert.That(actual[0], Has.Length.EqualTo(3));
Assert.That(actual[0], Has.Some.Matches <StructureOptimizer.CycleFixOffer>(
x => x.SourceMeta.PackageInfo.Name == "A" && x.DependencyToRemove == "B"));
Assert.That(actual[0], Has.Some.Matches <StructureOptimizer.CycleFixOffer>(
x => x.SourceMeta.PackageInfo.Name == "B" && x.DependencyToRemove == "C"));
Assert.That(actual[0], Has.Some.Matches <StructureOptimizer.CycleFixOffer>(
x => x.SourceMeta.PackageInfo.Name == "C" && x.DependencyToRemove == "A"));
}
private static bool HandleCycles(PackageMeta[] localPackages, PackageRepository packageRepository, string target)
{
var structureOptimizer = StructureOptimizer.Create(localPackages, packageRepository, target);
var optimizationOffer = structureOptimizer.CollectCycles().FirstOrDefault();
if (optimizationOffer == null)
{
return(false);
}
Console.WriteLine("Cycle found");
foreach (var offer in optimizationOffer)
{
if (ConsoleAsk($"Remove dependency '{offer.DependencyToRemove}' from package '{offer.SourceMeta.PackageInfo.Name}'?"))
{
var newPackageInfo = new PackageInfo
{
Name = offer.SourceMeta.PackageInfo.Name,
Version = offer.SourceMeta.PackageInfo.Version,
Dependencies = offer
.SourceMeta
.PackageInfo
.Dependencies
.Select(x => x.Name != offer.DependencyToRemove
? new Dependency {
Name = x.Name, Version = x.Version
}
: null)
.Where(x => x != null)
.ToArray()
};
File.WriteAllText(offer.SourceMeta.Path, JsonConvert.SerializeObject(newPackageInfo, Formatting.Indented));
break;
}
}
return(true);
}
