t.Fatalf("test %d, String() = %q, want %q", i, got, wantStr)
		}
	}
}

func TestWriterAddFS(t *testing.T) {
	fsys := fstest.MapFS{
		"file.go":              {Data: []byte("hello")},
		"subfolder/another.go": {Data: []byte("world")},
	}
	var buf bytes.Buffer
	tw := NewWriter(&buf)
	if err := tw.AddFS(fsys); err != nil {
		t.Fatal(err)
	}

fun File.withFolders(folders: FoldersDslExpression) =
    apply { FoldersDsl(this).folders() }


class FoldersDsl(val root: File) {

    operator fun String.invoke(subFolders: FoldersDslExpression): File =
        (+this).withFolders(subFolders)

    operator fun String.unaryPlus(): File =
        canonicalFile(this).apply { mkdirs() }

    fun withFile(fileName: String, content: String = ""): File =

        case 0x00:
            return "This folder only";
        case 0x03:
            return "This folder, subfolders and files";
        case 0x0B:
            return "Subfolders and files only";
        case 0x02:
            return "This folder and subfolders";
        case 0x0A:
            return "Subfolders only";
        case 0x01:
            return "This folder and files";
        case 0x09:

            subFilter:
              name: envoy.filters.http.router
      proxy:
        proxyVersion: ^1\.19.*
  - applyTo: HTTP_FILTER
    match:
      context: SIDECAR_INBOUND
      listener:
        filterChain:
          filter:
            name: envoy.filters.network.http_connection_manager
            subFilter:
              name: envoy.filters.http.router
      proxy:

        def projectBsrcFolder = file('subprojectB/src')
        def srcRootFolder1 = file('src-root')
        def srcRootFolder2 = file('src')
        def srcFolder = file('subprojectA/src')
        projectBsrcSiblingFolder.mkdirs()
        projectBsrcFolder.mkdirs()
        srcFolder.mkdirs()
        srcRootFolder1.mkdirs()
        srcRootFolder2.mkdirs()
        file('subprojectA/build.gradle').text = """
sourceSets {
    main {

and deploy TensorFlow. This folder is typically used by continuous integration
(CI) tools to build and test TensorFlow whenever there is a change to the
code. This folder is broken into subfolders that represent the level of support

										Name:      "random",
										SubFilter: &networking.EnvoyFilter_ListenerMatch_SubFilterMatch{},
									},
								},
							},
						},
					},
					Patch: &networking.EnvoyFilter_Patch{
						Operation: networking.EnvoyFilter_Patch_REMOVE,
					},
				},
			},
		}, error: "Envoy filter: subfilter match can be used with applyTo HTTP_FILTER only"},

								errs = validation.AppendValidation(errs, fmt.Errorf("Envoy filter: subfilter match requires filter match with %s", // nolint: stylecheck
									wellknown.HTTPConnectionManager))
								continue
							}
							if listenerMatch.FilterChain.Filter.SubFilter.Name == "" {
								errs = validation.AppendValidation(errs, fmt.Errorf("Envoy filter: subfilter match has no name to match on")) // nolint: stylecheck
								continue
							}

    match:
      context: SIDECAR_INBOUND
      listener:
        portNumber: 8080
        filterChain:
          filter:
            name: "envoy.filters.network.http_connection_manager"
            subFilter:
              name: "envoy.filters.http.router"
    patch:
      operation: INSERT_FIRST
      value: # lua filter specification
       name: envoy.lua
       typed_config:

						PortNumber: 80,
						FilterChain: &networking.EnvoyFilter_ListenerMatch_FilterChainMatch{
							Filter: &networking.EnvoyFilter_ListenerMatch_FilterMatch{
								Name:      wellknown.HTTPConnectionManager,
								SubFilter: &networking.EnvoyFilter_ListenerMatch_SubFilterMatch{Name: "http-filter-to-be-removed-then-add"},
							},
						},
					},
				},
			},
			Patch: &networking.EnvoyFilter_Patch{