List<VisualStudioInstallCandidate> windowsRegistryInstalls = []

    def "can determine a VS2017 version of an install from command line"() {
        def dir1 = tmpDir.createDir("dir1")
        def dir2 = tmpDir.createDir("dir2")
        def dir3 = tmpDir.createDir("dir3")

        given:
        vswhereInstall(dir1, "15.3.26730.16")
        vswhereInstall(dir2, "14.0")
        vswhereInstall(dir3, "12.0")

        when:

        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")
        dir1.createDir("dir1Dir").createFile("dir1Dir1File1")
        def rootFile2 = root.createFile("rootFile2")

    }

    def "reuses cached deep descendant trees"() {
        given:
        def parentDir = temporaryFolder.createDir("parent")
        def childDir = parentDir.createDir("child")
        def grandChildDir = parentDir.createDir("grand-child")
        parentDir.createDir("sibling")
        def cousinFile = childDir.createFile("cousin.txt")
        childDir.createFile("other-cousin.txt")

    }

    def "supplies multiple installations for multiple paths"() {
        given:
        def expectedLocation1 = candidates.createDir("installs/java/11.0.6.hs-adpt")
        def expectedLocation2 = candidates.createDir("installs/java/14")
        def expectedLocation3 = candidates.createDir("installs/java/8.0.262.fx-librca")

        when:
        def directories = supplier.get()

        then:
        directories.size() == 3

        def jdkHome = temporaryFolder.createDir("jdk-$version")
        def binDir = jdkHome.createDir("bin")
        binDir.createFile(OperatingSystem.current().getExecutableName("java"))
        return jdkHome
    }

    private TestFile createJreInstallation(String version) {
        def jdkHome = temporaryFolder.createDir("jdk-$version")
        def jreHome = jdkHome.file("jre").createDir()

			tCtx := ktesting.Init(t)

			controller, createErr := NewClaimController(tc.filter, tc.requests)
			if createErr != nil {
				if !tc.expectCreateErr {
					tCtx.Fatalf("unexpected create error: %v", createErr)
				}
				return
			}
			if tc.expectCreateErr {
				tCtx.Fatalf("did not get expected create error")
			}

			allocation, createErr := controller.Allocate(tCtx, tc.model)
			if createErr != nil {

        assert symlink.delete()
    }

    def "can use symlinked directory for input"() {
        given:
        def baseDir = file("src").createDir()
        def targetDir = baseDir.file("target").createDir()
        targetDir.files("A", "B")*.createFile()

        def linkdir = baseDir.createDir("linkdir")
        def symlink = linkdir.file("link")
        // Since we remove symlinks at the end of the build from the VFS, we

    }

    def "can add dir to singleton set"() {
        def parent = tmpDir.createDir()
        def dir1 = parent.createDir("dir1")
        def dir2 = parent.createDir("dir2")
        def dir3 = parent.createDir("dir3")
        def tooMany = parent.createDir("dir12")
        def tooFew = parent.createDir("dir")
        def child = dir1.createDir("child1")
        def single = snapshot(dir1)

        expect:

        transforms3Dir = userHomeCacheDir.createDir("${CacheLayout.TRANSFORMS.name}-3")
        transforms4Dir = userHomeCacheDir.createDir("${CacheLayout.TRANSFORMS.name}-4")
        currentTransformsDir = gradleVersionedCacheDir.file(CacheLayout.TRANSFORMS.name).createDir()
        currentModulesDir = userHomeCacheDir.file(CacheLayout.MODULES.key).createDir()
        modulesGcFile.createFile()
    }

    def "snapshot hierarchy accessed directly is relocated"() {
        def testDirectory = temporaryFolder.createDir("test")
        def sourceDir = testDirectory.createDir("source-directory")
        def childDir = sourceDir.createDir("child")
        def childFile = childDir.createFile("child.txt")
        def parentFile = sourceDir.createFile("parent.txt")