public DependencyMatrix GetDependencyMatrix(string projectStartsWith, string packageStartsWith)
{
var dependencyMatrix = new DependencyMatrix();
var packages = _context.Packages.AsQueryable();
if (!string.IsNullOrEmpty(packageStartsWith))
{
packages = packages.Where(s => s.Name.StartsWith(packageStartsWith));
}
foreach (var package in packages)
{
var projects = package.Projects.AsQueryable();
if (!string.IsNullOrEmpty(projectStartsWith))
{
// Here we need StringComparison.InvariantCultureIgnoreCase because this goes against in-memory collection and
// not SQL which is case-sensitive by default.
projects = projects.Where(s => s.Name.StartsWith(projectStartsWith, StringComparison.InvariantCultureIgnoreCase));
}
foreach (var project in projects) // This requires MARS MultipleActiveResultSets=True in connection string
{
dependencyMatrix.AddDependency($"{package.Name} {package.Version}", project.Name);
}
}
dependencyMatrix.Sort();
return(dependencyMatrix);
}
public void DependencyMatrix_Basic()
{
// a b c
// d x
// e x
// f x
var dm = new DependencyMatrix();
dm.AddDependency("d", "a");
dm.AddDependency("e", "c");
dm.AddDependency("f", "b");
dm.Sort();
CollectionAssert.AreEqual(dm.Rows.Select(s => s.Value), new string[] { "d", "e", "f" });
CollectionAssert.AreEqual(dm.Columns.Select(s => s.Value), new string[] { "a", "b", "c" });
Assert.IsTrue(dm.Matrix[dm.Rows[0].Id, dm.Columns[0].Id]);
Assert.IsFalse(dm.Matrix[dm.Rows[0].Id, dm.Columns[1].Id]);
Assert.IsFalse(dm.Matrix[dm.Rows[0].Id, dm.Columns[2].Id]);
Assert.IsFalse(dm.Matrix[dm.Rows[1].Id, dm.Columns[0].Id]);
Assert.IsFalse(dm.Matrix[dm.Rows[1].Id, dm.Columns[1].Id]);
Assert.IsTrue(dm.Matrix[dm.Rows[1].Id, dm.Columns[2].Id]);
Assert.IsFalse(dm.Matrix[dm.Rows[2].Id, dm.Columns[0].Id]);
Assert.IsTrue(dm.Matrix[dm.Rows[2].Id, dm.Columns[1].Id]);
Assert.IsFalse(dm.Matrix[dm.Rows[2].Id, dm.Columns[2].Id]);
}