public void Add_a_file_with_no_dependencies()
{
// Arrange
var tracker = new TestableDependencyTracker();
// Act
tracker.Add("some template", null);
// Assert
Assert.That(tracker.DependentFiles, Is.Empty);
Assert.That(tracker.FileDependencies, Is.Empty);
}
public void Add_a_file_with_dependencies()
{
// Arrange
var tracker = new TestableDependencyTracker();
// Act
tracker.Add("some post", "layout 1");
// Assert
Assert.That(tracker.FileDependencies["some post"],
Is.EquivalentTo(new HashSet<string> {"layout 1"}));
Assert.That(tracker.DependentFiles.Keys, Contains.Item("layout 1"));
Assert.That(tracker.DependentFiles["layout 1"], Contains.Item("some post"));
}
public void Remove_a_file_with_a_shared_dependency()
{
// Arrange
var tracker = new TestableDependencyTracker();
tracker.FileDependencies.Add("some post", new HashSet<string> {"layout 1"});
tracker.FileDependencies.Add("another post", new HashSet<string> {"layout 1"});
tracker.DependentFiles.Add("layout 1", new HashSet<string>
{
"some post",
"another post"
});
// Act
tracker.Remove("some post");
// Assert
Assert.That(tracker.FileDependencies.Keys, Has.None.Contains("some post"));
Assert.That(tracker.DependentFiles["layout 1"], Has.No.Contains("some post"));
}
public void Remove_an_untracked_file()
{
// Arrange
var tracker = new TestableDependencyTracker();
// Act
tracker.Remove("untracked");
// Assert
}
public void Remove_a_file_with_an_unique_dependency()
{
// Arrange
var tracker = new TestableDependencyTracker();
tracker.FileDependencies.Add("some post", new HashSet<string> {"layout 1"});
tracker.DependentFiles.Add("layout 1", new HashSet<string>{"some post"});
// Act
tracker.Remove("some post");
// Assert
Assert.That(tracker.FileDependencies, Is.Empty);
Assert.That(tracker.DependentFiles, Is.Empty);
}
public void Find_files()
{
// Arrange
var tracker = new TestableDependencyTracker();
tracker.DependentFiles.Add("layout 1", new HashSet<string>
{
"some post",
"another post"
});
// Act
var files = tracker.FindDependentFiles("layout 1");
// Assert
Assert.That(files, Is.EquivalentTo(new List<string>
{
"some post",
"another post"
}));
}
public void Empty_result()
{
// Arrange
var tracker = new TestableDependencyTracker();
// Act
var files = tracker.FindDependentFiles("unused layout");
// Assert
Assert.That(files, Is.Empty);
}
public void With_zero_dependencies()
{
// Arrange
var tracker = new TestableDependencyTracker();
// Act
var dependency = tracker.FindFileDependencies("some post");
// Assert
Assert.That(dependency, Is.Null);
}
public void With_one_dependency()
{
// Arrange
var tracker = new TestableDependencyTracker();
tracker.FileDependencies.Add("some post", new HashSet<string> {"layout 1"});
// Act
var dependency = tracker.FindFileDependencies("some post");
// Assert
Assert.That(dependency, Is.EquivalentTo(new HashSet<string> {"layout 1"}));
}
public void Find_recursively()
{
// Arrange
var tracker = new TestableDependencyTracker();
tracker.DependentFiles.Add("base layout", new HashSet<string> {"layout 1", "layout 2"});
tracker.DependentFiles.Add("layout 1", new HashSet<string> {"A", "B"});
tracker.DependentFiles.Add("layout 2", new HashSet<string> {"C"});
var expectedOrder = new string[]
{
"layout 1",
"layout 2",
"A",
"B",
"C"
};
// Act
var files = tracker.FindAllDependentFiles("base layout");
// Assert
Assert.That(files, Is.EquivalentTo(expectedOrder));
for (int i = 0; i < expectedOrder.Length; i++)
Assert.That(files[i], Is.EqualTo(expectedOrder[i]));
}