}
    }

    @Test
    public void test_statusCode_negativeValue() {
        // Test with negative status code
        int statusCode = -1;
        String message = "Invalid status";

        WebApiException exception = new WebApiException(statusCode, message);

        assertEquals(statusCode, exception.getStatusCode());
        assertEquals(message, exception.getMessage());
    }

        Throwable cause = new IllegalStateException("Invalid state");
        CommandExecutionException exception = new CommandExecutionException(message, cause);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertEquals("Invalid state", exception.getCause().getMessage());

        raise HTTPException(status_code=400, detail="Invalid X-Token header")
    if item_id not in fake_db:
        raise HTTPException(status_code=404, detail="Item not found")
    return fake_db[item_id]


@app.post("/items/")
async def create_item(item: Item, x_token: str = Header()) -> Item:
    if x_token != fake_secret_token:
        raise HTTPException(status_code=400, detail="Invalid X-Token header")
    if item.id in fake_db:

func (r BatchJobRetry) Validate() error {
	if r.Attempts < 0 {
		return BatchJobYamlErr{
			line: r.line,
			col:  r.col,
			msg:  "Invalid arguments specified",
		}
	}

	if r.Delay < 0 {
		return BatchJobYamlErr{
			line: r.line,
			col:  r.col,
			msg:  "Invalid arguments specified",
		}
	}

	return nil
}

//   # snowball based archive transfer is by default enabled when source

		var tr Transition
		err := xml.Unmarshal([]byte(tc.input), &tr)
		if err != nil {
			t.Fatalf("%d: xml unmarshal failed with %v", i+1, err)
		}
		if err = tr.Validate(); err != tc.err {
			t.Fatalf("%d: Invalid transition %v: err %v", i+1, tr, err)
		}
	}

	ntrTests := []struct {
		input string
		err   error
	}{
		{
			input: `<NoncurrentVersionTransition>
			<NoncurrentDays>0</NoncurrentDays>

			size:       4,
			actualSize: 4,
			md5hex:     "invalid-md5",
			success:    false,
		},
		{
			desc:       "Invalid sha256 NewReader() will fail.",
			src:        bytes.NewReader([]byte("abcd")),
			size:       4,
			actualSize: 4,
			sha256hex:  "invalid-sha256",
			success:    false,
		},
		{
			desc:       "Nested hash reader NewReader() should merge.",

			idx, err = strconv.Atoi(pool)
			if err != nil {
				// We didn't find any matching pools, invalid input
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errInvalidArgument), r.URL)
				return
			}
		} else {
			idx = globalEndpoints.GetPoolIdx(pool)
			if idx == -1 {
				// We didn't find any matching pools, invalid input
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errInvalidArgument), r.URL)
				return
			}

    status->status = tensorflow::errors::InvalidArgument(
        "Invalid tensorflow.ServerDef protocol buffer");
    return;
  } else if (context->GetContextId() ==
             tensorflow::EagerContext::kInvalidContextId) {
    status->status = tensorflow::errors::InvalidArgument(
        "Trying to update a context with invalid context id.");
  }
  status->status =

   * should either throw an appropriate runtime exception or return a suitable replacement
   * character. It must never silently discard invalid input as this may constitute a security risk.
   *
   * @param cp the Unicode code point to escape if necessary
   * @return the replacement characters, or {@code null} if no escaping was needed
   */

    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and Exception cause
        String message = "SSO token validation error";
        Exception cause = new RuntimeException("Invalid token format");
        SsoProcessException exception = new SsoProcessException(message, cause);

        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
    }