)
        def detector = new CachingJvmMetadataDetector(metaDataDetector)
        File javaHome1 = Jvm.current().javaHome
        def link = new TestFile(Files.createTempDirectory(temporaryFolder.toPath(), null).toFile(), "jdklink")
        link.createLink(javaHome1)

        when:
        def metadata1 = detector.getMetadata(testLocation(link.absolutePath))
        link.createLink(new File("doesntExist"))

func testWalkMklink(t *testing.T, linktype string) {
	output, _ := exec.Command("cmd", "/c", "mklink", "/?").Output()
	if !strings.Contains(string(output), fmt.Sprintf(" /%s ", linktype)) {
		t.Skipf(`skipping test; mklink does not supports /%s parameter`, linktype)
	}
	testWalkSymlink(t, func(target, link string) error {
		output, err := exec.Command("cmd", "/c", "mklink", "/"+linktype, link, target).CombinedOutput()
		if err != nil {

        def extraOptions = target.isDirectory() ? ["/d"] : []
        assert ["cmd.exe", "/d", "/c", "mklink", *extraOptions, link, target].execute().waitFor() == 0
    }

    static void createWindowsJunction(File link, File target) {
        assert target.isDirectory(), "Windows junction only works on directory"
        assert ["cmd.exe", "/d", "/c", "mklink", "/j", link, target].execute().waitFor() == 0
    }

				isMountPoint: true,
				mklink: func(link, target string) error {
					output, err := testenv.Command(t, "cmd", "/c", "mklink", "/J", link, target).CombinedOutput()
					if err != nil {
						t.Errorf("failed to run mklink %v %v: %v %q", link, target, err, output)
					}
					return nil
				},
			},
		)
	} else {
		t.Log(`skipping "use_mklink_cmd" test, mklink does not supports directory junctions`)
	}

            .descriptor(descriptor)
            .action(ModelActionRole.Initialize, NoInputsModelAction.of(ModelReference.of(childPath, elementType), descriptor, action))
            .build();

        modelNode.addLink(registration);
    }

    @Override
    public void afterEach(Action<? super T> configAction) {
        state.assertCanMutate();

        if (target != null) {
            referenceNode.setTarget(target);
        }
        addNode(referenceNode, registration);
    }

    @Override
    public void addLink(ModelRegistration registration) {
        addNode(new ModelElementNode(modelRegistry, registration, this), registration);
    }

    private void addNode(ModelNodeInternal child, ModelRegistration registration) {

		t.Fatalf("%q not seen", utf8)
	}
}

func testWalkSymlink(t *testing.T, mklink func(target, link string) error) {
	tmpdir := t.TempDir()

	wd, err := os.Getwd()
	if err != nil {
		t.Fatal(err)
	}
	defer os.Chdir(wd)

	err = os.Chdir(tmpdir)
	if err != nil {
		t.Fatal(err)
	}

	err = mklink(tmpdir, "link")
	if err != nil {
		t.Fatal(err)
	}

	lock(&sched.deferlock)
	// disconnect cached list before dropping it on the floor,
	// so that a dangling ref to one entry does not pin all of them.
	var d, dlink *_defer
	for d = sched.deferpool; d != nil; d = dlink {
		dlink = d.link
		d.link = nil
	}
	sched.deferpool = nil
	unlock(&sched.deferlock)
}

// Timing

// itoaDiv formats val/(10**dec) into buf.

        }

        ModelNodeInternal root = modelGraph.getRoot();
        root.addLink(registration);
        return this;
    }

    @Override
    public void registerNode(ModelNodeInternal node, Multimap<ModelActionRole, ? extends ModelAction> actions) {