evalCases := []struct {
		s           string
		startIdx    int
		length      int
		resExpected string
		errExpected error
	}{
		{"abcd", 1, 1, "a", nil},
		{"abcd", -1, 1, "a", nil},
		{"abcd", 999, 999, "", nil},
		{"", 999, 999, "", nil},
		{"测试abc", 1, 1, "测", nil},
		{"测试abc", 5, 5, "c", nil},
	}

	for i, tc := range evalCases {
		res, err := evalSQLSubstring(tc.s, tc.startIdx, tc.length)

	buf = NewReaderSize(dataAndEOFReader("abcd"), 32)
	if s, err := buf.Peek(2); string(s) != "ab" || err != nil {
		t.Errorf(`Peek(2) on "abcd", EOF = %q, %v; want "ab", nil`, string(s), err)
	}
	if s, err := buf.Peek(4); string(s) != "abcd" || err != nil {
		t.Errorf(`Peek(4) on "abcd", EOF = %q, %v; want "abcd", nil`, string(s), err)
	}
	if n, err := buf.Read(p[0:5]); string(p[0:n]) != "abcd" || err != nil {

	}{
		{
			etag:              "\"\"\"",
			canonicalizedETag: "",
		},
		{
			etag:              "\"\"\"abc\"",
			canonicalizedETag: "abc",
		},
		{
			etag:              "abcd",
			canonicalizedETag: "abcd",
		},
		{
			etag:              "abcd\"\"",
			canonicalizedETag: "abcd",
		},
	}
	for _, test := range testCases {
		etag := canonicalizeETag(test.etag)
		if test.canonicalizedETag != etag {

				Message:  "Access Denied.",
			},
			shouldPass: false,
		},
		// GET wrong credentials
		{
			method: http.MethodGet, bucketName: bucketName,
			accessKey:          "abcd",
			secretKey:          "abcd",
			expectedRespStatus: http.StatusForbidden,
			lifecycleResponse:  []byte(""),
			errorResponse: APIErrorResponse{
				Resource: SlashSeparator + bucketName + SlashSeparator,

			errorResponse: APIErrorResponse{},
			shouldPass:    true,
		},
		// Test case - 2.
		// Tests for signature mismatch error.
		{
			bucketName:         bucketName,
			accessKey:          "abcd",
			secretKey:          "abcd",
			expectedRespStatus: http.StatusForbidden,
			locationResponse:   []byte(""),
			errorResponse: APIErrorResponse{
				Resource: SlashSeparator + bucketName + SlashSeparator,

    assertThat(response2.body.string()).isEqualTo("abc")
  }

  @Test
  fun concurrentRequestWithEmptyFlowControlWindow() {
    server.enqueue(
      MockResponse
        .Builder()
        .body(Buffer().write(ByteArray(Http2Connection.OKHTTP_CLIENT_WINDOW_SIZE)))
        .build(),
    )
    server.enqueue(
      MockResponse(body = "abc"),
    )

		err               error
	}{
		0: {
			desc:       "Success, no checksum verification provided.",
			src:        bytes.NewReader([]byte("abcd")),
			size:       4,
			actualSize: 4,
		},
		{
			desc:       "Failure md5 mismatch.",
			src:        bytes.NewReader([]byte("abcd")),
			size:       4,
			actualSize: 4,
			md5hex:     "d41d8cd98f00b204e9800998ecf8427f",
			err: BadDigest{

     * <p>
     * Usage example:
     * </p>
     *
     * <pre>
     * StringUtil.decapitalize("UserId")  = "userId"
     * StringUtil.decapitalize("ABC")     = "ABC"
     * </pre>
     *
     * @param name
     *            the string to decapitalize
     * @return the decapitalized string
     */
    public static String decapitalize(final String name) {

		t.Fatalf("expect 4 abcd but got %s. r.w=%d, r.r=%d", rb.Bytes(nil), rb.w, rb.r)
	}

	// check empty or full
	if rb.IsEmpty() {
		t.Fatalf("expect IsEmpty is false but got true")
	}
	if rb.IsFull() {
		t.Fatalf("expect IsFull is false but got true")
	}

	// write 48 bytes, should full
	n, err = rb.Write([]byte(strings.Repeat("abcd", 12)))
	if err != nil {

        INTERFACES.put("samr", samr.getSyntax());
        INTERFACES.put("netdfs", netdfs.getSyntax());
        INTERFACES.put("netlogon", "12345678-1234-abcd-ef00-01234567cffb:1.0");
        INTERFACES.put("wkssvc", "6BFFD098-A112-3610-9833-46C3F87E345A:1.0");
        INTERFACES.put("samr", "12345778-1234-ABCD-EF00-0123456789AC:1.0");
    }

    /**
     * Add an interface to the registry
     *
     * @param name the interface name