// Show that dir is ignored
    assertTrue(filter.accept(null, "a"));
  }

  public void testNulls() throws Exception {
    NullPointerTester tester = new NullPointerTester();

    tester.testConstructors(PatternFilenameFilter.class, Visibility.PACKAGE);
    tester.testStaticMethods(PatternFilenameFilter.class, Visibility.PACKAGE); // currently none

package okhttp3.zstd;

import okhttp3.CompressionInterceptor;
import okhttp3.Gzip;
import okhttp3.brotli.Brotli;
import org.junit.jupiter.api.Test;

class ZstdInterceptorJavaTest {
  @Test
  public void testConstructor() {
    CompressionInterceptor interceptor = new CompressionInterceptor(
      Zstd.INSTANCE,
      Gzip.INSTANCE,
      Brotli.INSTANCE
    );
  }

import org.junit.Test;

/**
 * Test class for CurlRequest.
 * Tests the fluent API, parameter handling, and request configuration.
 */
public class CurlRequestTest {

    @Test
    public void testConstructor() {
        String url = "https://example.com";
        CurlRequest request = new CurlRequest(Method.GET, url);

        assertEquals(Method.GET, request.method());
        assertEquals("UTF-8", request.encoding());