assertEquals("https://example.com/get", data1.getUrl());

        RequestData data2 = RequestDataBuilder.newRequestData().post().url("https://example.com/post").weight(2.0f).build();

        assertEquals(Method.POST, data2.getMethod());
        assertEquals("https://example.com/post", data2.getUrl());

        RequestData data3 = RequestDataBuilder.newRequestData().head().url("https://example.com/head").build();

        // ## Arrange ##
        final String url = "http://example.com";

        // ## Act ##
        final CurlRequest request = Curl.post(url);

        // ## Assert ##
        assertNotNull(request);
        assertEquals(Method.POST, request.method());
    }

    @Test
    public void test_PutFactoryMethod() {
        // ## Arrange ##
        final String url = "http://example.com";

            return method(Method.HEAD);
        }

        /**
         * Sets the HTTP method to POST.
         * @return The current RequestDataContext instance.
         */
        public RequestDataContext post() {
            return method(Method.POST);
        }

        /**
         * Sets the URL for this request data.
         *
         * @param url the URL string to be set

    }

    /**
     * Creates a new CurlRequest with the HTTP POST method for the specified URL.
     *
     * @param url the URL to which the POST request will be sent
     * @return a new CurlRequest object configured with the POST method and the specified URL
     */
    public static CurlRequest post(final String url) {
        return new CurlRequest(Method.POST, url);
    }

    /**

        assertEquals(Method.POST, Method.valueOf("POST"));
        assertEquals(Method.HEAD, Method.valueOf("HEAD"));
    }

    public void test_complexScenario() {
        // Test a complex scenario with multiple operations
        RequestData data = new RequestData();

        // Set values
        data.setMethod("POST");
        data.setUrl("https://api.example.com/endpoint");

        }
    }

    @Test
    public void testSingleArgumentConstructor() {
        CurlRequest request = new CurlRequest(Method.POST);

        assertEquals(Method.POST, request.method());
        assertEquals("UTF-8", request.encoding());
        assertEquals(1024 * 1024, request.threshold());
        assertNull(request.proxy());
        assertNull(request.body());

```java
import org.codelibs.curl.Curl;

Curl.post("https://api.example.com/items")
    .body("{\"name\":\"item1\"}")
    .header("Content-Type", "application/json")
    .execute(
        response -> System.out.println("Async status: " + response.getHttpStatusCode()),
        error -> error.printStackTrace());
```

## API Overview

- `org.codelibs.curl.Curl`: entry point for HTTP methods (GET, POST, PUT, DELETE, HEAD, OPTIONS, CONNECT, TRACE).

        // Test method getter/setter
        ResponseData data = new ResponseData();

        data.setMethod("GET");
        assertEquals("GET", data.getMethod());

        data.setMethod("POST");
        assertEquals("POST", data.getMethod());
    }

    public void test_parentUrlGetterSetter() {
        // Test parent URL getter/setter
        ResponseData data = new ResponseData();

 */
public class RequestData {
    /**
     * HTTP methods supported for crawling requests.
     */
    public enum Method {
        /** HTTP GET method. */
        GET,
        /** HTTP POST method. */
        POST,
        /** HTTP HEAD method. */
        HEAD;
    }

    /** The HTTP method for this request. */
    private Method method;

    /** The URL for this request. */
    private String url;

                        final int pos = s.indexOf('=');
                        if (pos == -1 || pos == s.length() - 1) {
                            name = s;
                            value = StringUtil.EMPTY;
                        } else {
                            name = s.substring(0, pos);
                            value = s.substring(pos + 1);
                        }