"""

        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:

env GOPATH=$WORK/gopath/src/shadow/root1${:}$WORK/gopath/src/shadow/root2

# The math in root1 is not "math" because the standard math is.
go list -f '({{.ImportPath}}) ({{.ConflictDir}})' ./shadow/root1/src/math
stdout '^\(.*(\\|/)src(\\|/)shadow(\\|/)root1(\\|/)src(\\|/)math\) \('$GOROOT'(\\|/)?src(\\|/)math\)$'

# The foo in root1 is "foo".
go list -f '({{.ImportPath}}) ({{.ConflictDir}})' ./shadow/root1/src/foo
stdout '^\(foo\) \(\)$'

        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:

        expect:
        def root = classLoader(classPath("root"))
        cache.get(id1, classPath("c1"), root, null).is cache.get(id2, classPath("c1"), root, null)
    }

    def "parents are respected"() {
        expect:
        def root1 = classLoader(classPath("root1"))
        def root2 = classLoader(classPath("root2"))
        cache.get(id1, classPath("c1"), root1, null) != cache.get(id2, classPath("c1"), root2, null)
    }

                regularFile("root/two", 0x2345)
            ]),
            missing("root")
        ) == [removed("root"), removed("root/one"), removed("root/two")]
    }

    def "type change missing -> directory"() {
        expect:
        changes(
            missing("root"),
            directory("root", [
                regularFile("root/one", 0x1234),
                regularFile("root/two", 0x2345)
            ])

// 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

var x509usefallbackroots = godebug.New("x509usefallbackroots")

// SetFallbackRoots sets the roots to use during certificate verification, if no
// custom roots are specified and a platform verifier or a system certificate
// pool is not available (for instance in a container which does not have a root
// certificate bundle). SetFallbackRoots will panic if roots is nil.
//
// SetFallbackRoots may only be called once, if called multiple times it will

	if err := os.WriteFile(root.ConfFile, []byte(rootCAConf), os.ModePerm); err != nil {
		return Root{}, err
	}

	// Create the root key.
	if err := cert.GenerateKey(root.KeyFile); err != nil {
		return Root{}, err
	}

	// Create the root CSR
	if err := cert.GenerateCSR(root.ConfFile, root.KeyFile, root.CSRFile); err != nil {
		return Root{}, err
	}

	// Create the root cert

root.b...

// limitations under the License.

package main

import (
	"flag"

	"github.com/spf13/cobra"

	"istio.io/istio/pkg/collateral"
	"istio.io/istio/pkg/version"
)

// getRootCmd returns the root of the cobra command-tree.
func getRootCmd(args []string) *cobra.Command {
	rootCmd := &cobra.Command{
		Use:   "operator",
		Short: "The Istio operator.",
		Args:  cobra.ExactArgs(0),