"""

        when:
        execute(rootBuild, ':root1:compileJava')

        then:
        result.assertTasksExecuted(':root2:compileJava', ':buildA:compileJava', ':root1:compileJava')

        and:
        canRunFromCache(rootBuild, ':root1:compileJava')
    }

    def "can depend back on root build and back on an included build"() {
        given:

        fileCollectionFingerprint.empty
    }

    def "root elements are unsorted, non-root elements are sorted amongst themselves"() {
        def rootFile1 = file("root1.txt") << "root1"
        def rootDir = file("dir").createDir()
        rootDir.file("file1.txt") << "file1"
        rootDir.file("file2.txt") << "file2"
        def rootFile2 = file("root2.txt") << "root2"

        when:

                regularFile("root1/one", 0x1234)
            ]),
            directory("root2", [
                regularFile("root2/one", 0x1234),
                regularFile("root2/two", 0x2345)
            ])
        ) == [added("root2/two")]
    }

    def "deep removal"() {
        expect:
        changes(
            directory("root", [
                regularFile("root/one", 0x1234),

        formatter.node("child2")
        formatter.endChildren()

        then:
        formatter.toString() == toPlatformLineSeparators("""root1:
  - child1
  - child2
root2: child1
root3:
  - child1
  - child2""")
    }

    def "can append to root node"() {
        when:
        formatter.node("Some ")
        formatter.append("thing")
        formatter.append(".")

        then:

        given:
        def rootDir = tmpDir.createDir("root")
        def rootTextFile = rootDir.file("a.txt").createFile()
        def nestedTextFile = rootDir.file("a/b/c.txt").createFile()
        def notTextFile = rootDir.file("a/b/c.html").createFile()
        def excludedFile = rootDir.file("subdir1/a/b/c.html").createFile()
        def notUnderRoot = tmpDir.createDir("root2").file("a.txt").createFile()

        given:
        def root = temporaryFolder.createDir("root")
        def rootFile1 = root.createFile("rootFile1")
        def dir1 = root.createDir("dir1")
        def dirFile1 = dir1.createFile("dirFile1")
        def dirFile2 = dir1.createFile("dirFile2")
        def rootFile2 = root.createFile("rootFile2")

        def fileTree = new DirectoryFileTree(root, new PatternSet(), TestFiles.fileSystem(), false).postfix()

			Name: "ctb1",
		},
		Spec: certificatesv1alpha1.ClusterTrustBundleSpec{
			TrustBundle: mustMakeRoot(t, "root1"),
		},
	}

	ctb2 := &certificatesv1alpha1.ClusterTrustBundle{
		ObjectMeta: metav1.ObjectMeta{
			Name: "ctb2",
		},
		Spec: certificatesv1alpha1.ClusterTrustBundleSpec{
			TrustBundle: mustMakeRoot(t, "root2"),
		},
	}

	kc := fake.NewSimpleClientset(ctb1, ctb2)

        given:
        def rootDir = tmpDir.createDir("root")
        def rootTextFile = rootDir.file("root.txt").createFile()
        def knownTextFile = rootDir.file("a/b/known.txt").createFile()
        def knownDir = rootDir.file("a/known").createDir()
        def previouslyUnknownFile = knownDir.file("previously-unknown.txt").createFile()
        // root
        //   - root.txt <-- rootTextFile
        //   - a
        //     - b

        then:
        thrown InvalidUserDataException
    }

    def "creates hierarchy"() {
        def root1 = conf("root1")
        def middle1 = conf("middle1").extendsFrom(root1)
        def root2 = conf("root2")
        def middle2 = conf("middle2").extendsFrom(root2)
        def leaf = conf("leaf1").extendsFrom(middle1, middle2)

        when:
        def hierarchy = leaf.hierarchy

// A generic binary tree might be declared as follows.
type Tree[E any] struct {
	left, right *Tree[E]
	payload E
}

// A simple instantiation of Tree:
var root1 Tree[int]

// The actual type parameter provided may be a generic type itself:
var root2 Tree[List[int]]

// A couple of more complex examples.
// We don't need extra parentheses around the element type of the slices on