m := Map(maxRune, []byte(a))
	expect := tenRunes(unicode.MaxRune)
	if string(m) != expect {
		t.Errorf("growing: expected %q got %q", expect, m)
	}

	// 2. Shrink
	minRune := func(r rune) rune { return 'a' }
	m = Map(minRune, []byte(tenRunes(unicode.MaxRune)))
	expect = a
	if string(m) != expect {
		t.Errorf("shrinking: expected %q got %q", expect, m)
	}

	// 3. Rot13

func TestReadLineNewlines(t *testing.T) {
	for _, e := range readLineNewlinesTests {
		testReadLineNewlines(t, e.input, e.expect)
	}
}

func testReadLineNewlines(t *testing.T, input string, expect []readLineResult) {
	b := NewReaderSize(strings.NewReader(input), minReadBufferSize)
	for i, e := range expect {
		line, isPrefix, err := b.ReadLine()
		if !bytes.Equal(line, e.line) {

  num_dims = TF_GraphGetTensorNumDims(graph, feed_out_0, s);
  ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
  EXPECT_EQ(-1, num_dims);

  // Set the shape to be unknown, expect no change.
  TF_GraphSetTensorShape(graph, feed_out_0, /*dims=*/nullptr, -1, s);
  ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
  num_dims = TF_GraphGetTensorNumDims(graph, feed_out_0, s);

		return err
	}
	dstFilePath := pathutil.Join(dstVolumeDir, dstPath)
	if err = checkPathLength(dstFilePath); err != nil {
		return err
	}
	if srcIsDir {
		// If source is a directory, we expect the destination to be non-existent but we
		// we still need to allow overwriting an empty directory since it represents
		// an object empty directory.
		dirInfo, err := Lstat(dstFilePath)
		if isSysErrIO(err) {

			if err != tc.expectedParsingErr {
				t.Fatalf("%d: Expected %v during parsing but got %v", i+1, tc.expectedParsingErr, err)
			}
			if tc.expectedParsingErr != nil {
				// We already expect a parsing error,
				// no need to continue this test.
				return
			}
			err = lc.Validate(tc.lr)
			if err != tc.expectedValidationErr {

		return
	}

	etag := getDecryptedETag(formValues, objInfo, false)

	// We must not use the http.Header().Set method here because some (broken)
	// clients expect the ETag header key to be literally "ETag" - not "Etag" (case-sensitive).
	// Therefore, we have to set the ETag directly as map entry.
	w.Header()[xhttp.ETag] = []string{`"` + etag + `"`}

		t.Fatal(err)
	}

	disk.MakeVol(t.Context(), volume)
	if _, err := disk.readMetadata(t.Context(), pathJoin(tmpDir, volume, object)); err != errFileNameTooLong {
		t.Fatalf("Unexpected error from readMetadata - expect %v: got %v", errFileNameTooLong, err)
	}